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searching for Dispersion (optics) 310 found (781 total)

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Multiple-prism grating laser oscillator (882 words) [view diff] no match in snippet view article find links to article

multiple-prism dispersion theory is applied to design these beam expanders either in additive configuration, thus adding or subtracting their dispersion to the
Multiple-prism dispersion theory (1,436 words) [view diff] no match in snippet view article find links to article
pulse compressors and nonlinear optics. For a single generalized prism (m = 1), the generalized multiple-prism dispersion equation simplifies to (∂ϕ2,1/∂λ)=(sinψ2
Modal dispersion (552 words) [view diff] no match in snippet view article find links to article
multimode dispersion, modal distortion, intermodal distortion, intermodal dispersion, and intermodal delay distortion. In the ray optics analogy, modal
F. J. Duarte (3,092 words) [view diff] no match in snippet view article find links to article
Duarte, F.J.; Piper, J.A. (1982). "Dispersion theory of multiple-prism beam expanders for pulsed dye lasers". Optics Communications. 43 (5). Elsevier BV:
Domain wall (optics) (245 words) [view diff] no match in snippet view article
domain wall is a term used in physics which can have similar meanings in optics, magnetism, or string theory. These phenomena can all be generically described
Non-zero dispersion-shifted fiber (208 words) [view diff] no match in snippet view article find links to article
Development of a Non-Zero Dispersion-Shifted Fiber with Ultra-low Dispersion Slope (PDF), Furukawa Review Optical Fiber Technology, Fiber-Optics.Info, 2015, archived
Multi-mode optical fiber (1,822 words) [view diff] no match in snippet view article find links to article
and limits the maximum length of a transmission link because of modal dispersion. The standard G.651.1 defines the most widely used forms of multi-mode
Line source (1,243 words) [view diff] no match in snippet view article find links to article
pollution field were required to build complex models to address roadway air dispersion modeling. Prior to the 1960s, these specialities tended to work within
Graded-index fiber (406 words) [view diff] no match in snippet view article find links to article
in continual refocusing of the rays in the core, and minimizes modal dispersion. Multi-mode optical fiber can be built with either a graded-index or a
Step-index profile (325 words) [view diff] no match in snippet view article find links to article
or boron. Modal dispersion in a step index optical fiber is given by pulse dispersion=△ n1 ℓc{\displaystyle {\text{pulse dispersion}}={\frac {\triangle
Attenuation (2,638 words) [view diff] no match in snippet view article find links to article
attenuation is an exponential function of the path length through the medium. In optics and in chemical spectroscopy, this is known as the Beer–Lambert law. In
Beam expander (741 words) [view diff] no match in snippet view article find links to article
Optics Communications. 35 (1): 100–104. Bibcode:1980OptCo..35..100D. doi:10.1016/0030-4018(80)90368-5. Duarte, F. J.; Piper, J. (1982). "Dispersion theory
Density of states (5,323 words) [view diff] no match in snippet view article find links to article
occupied by the system. The density of states is directly related to the dispersion relations of the properties of the system. High DOS at a specific energy
Circumzenithal arc (992 words) [view diff] no match in snippet view article find links to article
amplitudes, atmospheric attenuation, chromatic dispersion (i.e. the width of the arc), azimuthal angular dispersion (ray bundling), and geometrical constraints
Littrow prism (205 words) [view diff] no match in snippet view article find links to article
In optics, a Littrow prism, or Littrow mirror, originally part of a Littrow spectrograph, is a retro-reflecting dispersing prism arranged in such a way
Modulational instability (1,624 words) [view diff] no match in snippet view article find links to article
In the fields of nonlinear optics and fluid dynamics, modulational instability or sideband instability is a phenomenon whereby deviations from a periodic
Vector soliton (3,052 words) [view diff] no match in snippet view article find links to article
In physical optics or wave optics, a vector soliton is a solitary wave with multiple components coupled together that maintains its shape during propagation
Chromo-modal dispersion (279 words) [view diff] no match in snippet view article find links to article
suffice. E.D. Diebold et al., "Giant tunable optical dispersion using chromo-modal excitation of a multimode waveguide," Optics Express 19 (24) 2011.
Kramers–Heisenberg formula (500 words) [view diff] no match in snippet view article find links to article
The Kramers–Heisenberg dispersion formula is an expression for the cross section for scattering of a photon by an atomic electron. It was derived before
Spatial dispersion (1,554 words) [view diff] no match in snippet view article find links to article
Spatial dispersion contributes relatively small perturbations to optics, giving weak effects such as optical activity. Spatial dispersion and temporal
Spectral phase interferometry for direct electric-field reconstruction (1,691 words) [view diff] no match in snippet view article find links to article
In ultrafast optics, spectral phase interferometry for direct electric-field reconstruction (SPIDER) is an ultrashort pulse measurement technique originally
Minimum deviation (1,107 words) [view diff] no match in snippet view article find links to article
Geometrical optics "Chapter Nine, RAY OPTICS AND OPTICAL INSTRUMENTS". Physics Part II Textbook for Class IX (PDF). NCERT. p. 331. "Optics-Prism". A-Level
Rayleigh scattering (2,977 words) [view diff] no match in snippet view article find links to article
frequencies well below the resonance frequency of the scattering medium (normal dispersion regime), the amount of scattering is inversely proportional to the fourth
Smith–Purcell effect (805 words) [view diff] no match in snippet view article find links to article
the Coulomb field of the induced charges at the grating boundaries. The dispersion relation for the Smith–Purcell effect (SPE) is given as follows:
High harmonic generation (2,737 words) [view diff] no match in snippet view article find links to article
neutral dispersion, plasma dispersion, Gouy phase, and dipole phase. The neutral dispersion is caused by the atoms while the plasma dispersion is due to
Acousto-optical spectrometer (169 words) [view diff] no match in snippet view article find links to article
placed in the focal plane of an imaging optics. Depending on the crystal and the focal length of the imaging optics, the resolution of this type of spectrometer
Polarization scrambling (277 words) [view diff] no match in snippet view article find links to article
Polarization scrambling, also for the variation of polarization mode dispersion, is a mandatory test procedure for fiber optic data transmission systems
Illusion optics (867 words) [view diff] no match in snippet view article find links to article
illusion optics device in the seminal paper. Such illusion effects do not rely on the direction and form of incident waves. However, due to dispersion limitation
Four-wave mixing (1,209 words) [view diff] no match in snippet view article find links to article
Four-wave mixing (FWM) is an intermodulation phenomenon in nonlinear optics, whereby interactions between two or three wavelengths produce two or one new
Brendel–Bormann oscillator model (997 words) [view diff] no match in snippet view article find links to article
Coimbra, C. F. M. (2018). "On a causal dispersion model for the optical properties of metals". Applied Optics. 57 (19): 5333–5347. Bibcode:2018ApOpt.
Linnik interferometer (175 words) [view diff] no match in snippet view article find links to article
configuration is the use of measurement optics in the reference arm, which essentially duplicate the objective measurement optics in the measurement arm. The advantage
N-slit interferometric equation (1,867 words) [view diff] no match in snippet view article find links to article
Quantum mechanics was first applied to optics, and interference in particular, by Paul Dirac. Richard Feynman, in his Lectures on Physics, uses Dirac's
N-slit interferometric equation (1,867 words) [view diff] no match in snippet view article find links to article
Quantum mechanics was first applied to optics, and interference in particular, by Paul Dirac. Richard Feynman, in his Lectures on Physics, uses Dirac's
Spectroradiometer (3,082 words) [view diff] no match in snippet view article find links to article
the light to the Grating or prism A grating or prism for dispersion of the light Focusing optics to align the light onto the Detector A detector, CMOS sensor
Coherent perfect absorber (1,626 words) [view diff] no match in snippet view article find links to article
January 2012, thin-film CPA has been proposed by utilizing the achromatic dispersion of metal-like materials, exhibiting the unparalleled bandwidth and thin
Fluorophosphate glass (365 words) [view diff] no match in snippet view article find links to article
Some fluorophosphate glasses are used as low dispersion glasses. Some show anomalous partial dispersion. One such glass is composed of Ba(PO3)2, Al(PO3)3
Computational electromagnetics (4,710 words) [view diff] no match in snippet view article find links to article
pulse propagation in the few-cycle regime with arbitrary dispersion". Journal of Modern Optics. 52 (7). Informa UK Limited: 973–986. Bibcode:2005JMOp.
Monochromator (2,656 words) [view diff] no match in snippet view article find links to article
instruments. A monochromator can use either the phenomenon of optical dispersion in a prism, or that of diffraction using a diffraction grating, to spatially
Cross-phase modulation (340 words) [view diff] no match in snippet view article find links to article
In a second step dispersion leads to a transformation of the phase modulation into a power variation. Additionally, the dispersion results in a walk-off
Forouhi–Bloomer model (1,071 words) [view diff] no match in snippet view article find links to article
materials at energies near and greater than their optical band gap. The dispersion relation bears the names of Rahim Forouhi and Iris Bloomer, who created
Nonlinear Schrödinger equation (3,177 words) [view diff] no match in snippet view article find links to article
packets of quasi-monochromatic waves in weakly nonlinear media that have dispersion. Unlike the linear Schrödinger equation, the NLSE never describes the
Luc Thévenaz (2,272 words) [view diff] no match in snippet view article find links to article
"Distributed measurement of chromatic dispersion by four-wave mixing and Brillouin optical-time-domain analysis" (PDF). Optics Letters. 28 (22): 2210–2. Bibcode:2003OptL
Angular spectrum method (764 words) [view diff] no match in snippet view article find links to article
different directions. Its mathematical origins lie in the field of Fourier optics but it has been applied extensively in the field of ultrasound. The technique
Laser linewidth (4,340 words) [view diff] no match in snippet view article find links to article
(elevated to −1) is the overall intracavity dispersion. This equation was originally derived from classical optics. However, in 1992 Duarte derived this equation
Optical rogue waves (6,096 words) [view diff] no match in snippet view article find links to article
B. J. (2005). "Enhanced Supercontinuum Generation through Dispersion-Management". Optics Express. 13 (11): 3989–98. Bibcode:2005OExpr..13.3989K. doi:10
Maximilian Haider (510 words) [view diff] no match in snippet view article find links to article
and testing of a corrected electron energy loss spectrometer with large dispersion and a large acceptance angle" (in German: "Entwurf, Bau und Erprobung
Ravindra Kumar Sinha (physicist) (4,470 words) [view diff] no match in snippet view article
Optics Communications. 283 (24): 5007. Bibcode:2010OptCo.283.5007K. doi:10.1016/j.optcom.2010.07.026. Dabas, Bhawana; Sinha, R.K. (2010). "Dispersion
Microscopy (8,294 words) [view diff] no match in snippet view article find links to article
technique of dispersion staining. They include brightfield Becke line, oblique, darkfield, phase contrast, and objective stop dispersion staining. In
Quantum optical coherence tomography (1,343 words) [view diff] no match in snippet view article find links to article
light sources are developed by classical light and nonlinear optics, which mimic dispersion cancellation and unique additional benefits. The principle of
Takahashi Seisakusho (275 words) [view diff] no match in snippet view article find links to article
years however, Takahashi has produced some telescopes using extra-low dispersion ("ED") FPL-53 glass in place of fluorite in the objective lens. High-performance
Kerr-lens modelocking (1,061 words) [view diff] no match in snippet view article find links to article
These short pulses open the new field of ultrafast optics, which is a field of nonlinear optics that gives access to a completely new class of phenomena
Accelink Technologies (99 words) [view diff] no match in snippet view article find links to article
connectors/adaptors, optical test instruments, micro-optical devices, dispersion compensation modules, subsystems, photo detectors, fiber optical couplers/splitters
Full width at half maximum (503 words) [view diff] no match in snippet view article find links to article
=2\gamma .} Another important distribution function, related to solitons in optics, is the hyperbolic secant: f(x)=sech⁡(xX).{\displaystyle f(x)=\operatorname
Tokina (1,149 words) [view diff] no match in snippet view article find links to article
design: AS - Aspherical Optics F&R - Advanced Aspherical Optics SD - Super Low Dispersion HLD - High-Refraction and Low Dispersion MC - Multi-Coating AT-X
Liljequist parhelion (535 words) [view diff] no match in snippet view article find links to article
θL1≈153∘{\displaystyle \theta _{{\rm {L}}1}\approx 153^{\circ }}. The dispersion of ice causes a variation of this angle, leading to a blueish/cyan coloring
Tauc–Lorentz model (1,036 words) [view diff] no match in snippet view article find links to article
semiconductor materials at frequencies greater than their optical band gap. The dispersion relation bears the names of Jan Tauc and Hendrik Lorentz, whose previous
Long-period fiber grating (362 words) [view diff] no match in snippet view article find links to article
Various LPFG-based devices have been developed: filters, sensors, fiber dispersion compensators, etc. S.W. James, R.P. Tatam, "Optical fibre long-period
Radial polarization (1,013 words) [view diff] no match in snippet view article find links to article
azimuthal polarizer by means of a birefringent plate". Journal of Optics A: Pure and Applied Optics. 10 (5): 055007. Bibcode:2008JOptA..10e5007E. doi:10
Dimitri Rozhdestvensky (146 words) [view diff] no match in snippet view article find links to article
Leningrad) was a Russian physicist. He worked on spectroscopy, examining the dispersion of sodium lines. He drew up a proposal for the State Optical Institute
Pulse (physics) (811 words) [view diff] no match in snippet view article
solitons (linearly polarized dark solitons) can be formed in all normal dispersion fiber lasers mode-locked by the nonlinear polarization rotation method
Optical attenuator (919 words) [view diff] no match in snippet view article find links to article
absorption, reflection, diffusion, scattering, deflection, diffraction, and dispersion, etc. Optical attenuators usually work by absorbing the light, like sunglasses
Polarization mode dispersion (685 words) [view diff] no match in snippet view article find links to article
Polarization mode dispersion (PMD) is a form of modal dispersion where two different polarizations of light in a waveguide, which normally travel at the
Optical DPSK demodulator (312 words) [view diff] no match in snippet view article find links to article
one bit corresponds to 25 picoseconds, and light travels 5 mm in a fiber optics or 7.5 mm in free space within that period. Thus the optical path difference
Plasmonics (2,989 words) [view diff] no match in snippet view article find links to article
the surface plasmon is necessary. The dispersion relation for the surface plasmon lies entirely below the dispersion relation for light, which means that
Hyper–Rayleigh scattering (977 words) [view diff] no match in snippet view article find links to article
Optical activity Optical isomerism Optical rotation Optical rotatory dispersion Protein circular dichroism data bank Raman optical activity (ROA) Two-photon
František Koláček (151 words) [view diff] no match in snippet view article find links to article
thermodynamics, optics and electromagnetic theory of light. He was the first one to describe the electromagnetic theory of light dispersion. Příruční slovník
Niels Bohr Institute (2,066 words) [view diff] no match in snippet view article find links to article
interactions between them. The Quantum Optics section conducts experimental and theoretical research in Quantum Optics, in particular, in Quantum Information
Spacetime wave packets (299 words) [view diff] no match in snippet view article find links to article
from sub-luminal to super-luminal speeds without needing to control the dispersion of the medium it is propagating within. Their behavior under refraction
M. Parker Givens (450 words) [view diff] no match in snippet view article find links to article
Institute of Optics. "In Memoriam: M. Parker Givens". The Optical Society. 11 January 2013. Givens, Miles Parker (1942). The Optical Dispersion of Copper
Acceptance angle (solar concentrator) (1,085 words) [view diff] no match in snippet view article
desirable in practical systems and it may be achieved by using nonimaging optics. For concentrators that concentrate light in two dimensions, the acceptance
Kenneth O. Hill (673 words) [view diff] no match in snippet view article find links to article
include the phase mask technique for grating fabrication, fiber grating dispersion compensators, and wavelength selective fiber filters, multiplexers and
Colloid (4,842 words) [view diff] no match in snippet view article find links to article
colloidal emulsions, colloidal suspensions, colloidal foams, colloidal dispersions, or hydrosols. Aerogel Jello cubes Colloidal silica gel with light opalescence
Surface plasmon (1,394 words) [view diff] no match in snippet view article find links to article
where the dispersion relation (relation between frequency and wavevector) is the same as in free space. At a higher frequency, the dispersion relation
Piezooptic effect (231 words) [view diff] no match in snippet view article find links to article
2009). "Piezo-optic coefficients of MgO-doped LiNbO3 crystals". Applied Optics. 48 (10). The Optical Society: 1904–1911. Bibcode:2009ApOpt..48.1904M. doi:10
Otto Schott (1,572 words) [view diff] no match in snippet view article find links to article
approach the theoretical limit. Schott's findings were a major advance in the optics for microscopy and optical astronomy. His work has been described as "a
Index of physics articles (O) (814 words) [view diff] no match in snippet view article
Optics Optics & Photonics News Optics (physics) Optics Classification and Indexing Scheme Optics Communications Optics Express Optics Letters Optics and
James P. Gordon (1,916 words) [view diff] no match in snippet view article find links to article
21, 2013) was an American physicist known for his work in the fields of optics and quantum electronics. His contributions include the design, analysis
VLT Survey Telescope (1,986 words) [view diff] no match in snippet view article find links to article
to an atmospheric dispersion corrector (ADC) composed of a counter-rotating set of prisms, able to correct the optical dispersion phenomena due to the
Raman spectroscopy (9,809 words) [view diff] no match in snippet view article find links to article
Historically, Raman spectrometers used holographic gratings and multiple dispersion stages to achieve a high degree of laser rejection. In the past, photomultipliers
Quantum amplifier (1,747 words) [view diff] no match in snippet view article find links to article
{a}}\rangle ~} of the field operator  a^ {\displaystyle ~{\hat {a}}~} and its dispersion  ⟨a^†a^⟩−⟨a^†⟩⟨a^⟩ {\displaystyle ~\langle {\hat {a}}^{\dagger }{\hat
Mad (495 words) [view diff] no match in snippet view article find links to article
software Multi-conjugate Adaptive optics Demonstrator, an astronomical instrument Multi-wavelength anomalous dispersion, an X-ray crystallography technique
Polarization rotator (557 words) [view diff] no match in snippet view article find links to article
of linearly polarized light have found widespread applications in modern optics since laser beams tend to be linearly polarized and it is often necessary
Aimé Cotton (872 words) [view diff] no match in snippet view article find links to article
bands of these molecules, he discovered large values of optical rotatory dispersion (ORD), or variation of optical rotation as a function of wavelength (Cotton
Waveguide (optics) (1,857 words) [view diff] no match in snippet view article
optical waveguides can be described using the concepts of geometrical or ray optics, as illustrated in the diagram. Light passing into a medium with higher
Peregrine soliton (1,662 words) [view diff] no match in snippet view article find links to article
continuous background (and if one considers the intensity as it is relevant in optics, there is a factor 9 between the peak intensity and the surrounding background)
Nonlinear X-wave (398 words) [view diff] no match in snippet view article find links to article
trapping in normal dispersion". Quantum Electronics and Laser Science Conference (QELS 2001), Technical Digest. OSA Trends in Optics and Photonics. Vol
Laser acronyms (494 words) [view diff] no match in snippet view article find links to article
wavelength-division multiplexing DBR – distributed Bragg reflector DCM – dispersion-compensation module[citation needed] or double-chirped mirror DFB laser
Baden Powell (mathematician) (3,475 words) [view diff] no match in snippet view article
Treatise on Optics. 1834 History of Natural Philosophy Cabinet Cyclopaedia. 1841 Treatise on the Undulatory Theory applied to Dispersion. 1851 Lecture
Lah number (1,645 words) [view diff] no match in snippet view article find links to article
naturally arise in the perturbative description of the chromatic dispersion. In Lah-Laguerre optics, such an approach tremendously speeds up optimization problems
Anatoly Sukhorukov (1,817 words) [view diff] no match in snippet view article find links to article
to the development of the theory of waves and nonlinear interactions in optics, radiophysics, and acoustics. Graduated with honours from the Chair of Physics
Boson sampling (6,965 words) [view diff] no match in snippet view article find links to article
temporal modes based on dispersion and pulse shaping. Namely, passing consecutively heralded photons through time-independent dispersion and measuring the output
Fourier optics (12,123 words) [view diff] no match in snippet view article find links to article
Fourier optics is the study of classical optics using Fourier transforms (FTs), in which the waveform being considered is regarded as made up of a combination
Natalia M. Litchinitser (1,056 words) [view diff] no match in snippet view article find links to article
Bragg grating filters for the compensation of dispersion. In 1997 Litchinitser joined the Institute of Optics in Rochester, New York, where she was made
Fiber laser (2,843 words) [view diff] no match in snippet view article find links to article
Pacific Rim Conference on Lasers and Electro-Optics (Cat. No.99TH8464). Vol. 2. Lasers and Electro-Optics Society 1999 12th Annual Meeting. LEOS '99. IEEE
Tyndall effect (1,455 words) [view diff] no match in snippet view article find links to article
light-scattering particles to be far smaller than the wavelength of the light. For a dispersion of particles to qualify for the Rayleigh formula, the particle sizes need
Electrophoretic light scattering (3,007 words) [view diff] no match in snippet view article find links to article
requires information on viscosity and dielectric permittivity of the dispersion medium; appropriate electrophoresis theory is also required. Sample dilution
Thin layers (oceanography) (1,592 words) [view diff] no match in snippet view article
neutral buoyancy at a pycnocline, and the stifling of vertical turbulent dispersion at these depths. Other studies have shown that gradients in nutrients
Plasmon (3,159 words) [view diff] no match in snippet view article find links to article
plasmons may also be observed in the X-ray emission spectra of metals. A dispersion relation for surface plasmons in the X-ray emission spectra of metals
Multivariate optical element (457 words) [view diff] no match in snippet view article find links to article
characteristics of light sources, detectors and a variety of optics to be used in the final assemblage, dispersion characteristics of the materials used in the wavelength
Magellan Telescopes (568 words) [view diff] no match in snippet view article find links to article
Clay telescope: Magellan Inamori Kyocera Echelle (MIKE) spectrograph Low-Dispersion Survey Spectrograph-3 (LDSS-3) Megacam imager MagAO Michigan/Magellan
Transmission loss (471 words) [view diff] no match in snippet view article find links to article
used in radio communication, twisted pair systems (PTSN, Ethernet, etc), optics and acoustics. Measures of TL are very important in the industry of acoustic
Acousto-optics (2,440 words) [view diff] no match in snippet view article find links to article
Acousto-optics is a branch of physics that studies the interactions between sound waves and light waves, especially the diffraction of laser light by ultrasound
Scattering-matrix method (299 words) [view diff] no match in snippet view article find links to article
accurate within limits of model, and not show spurious effects of numerical dispersion arising in other techniques like Finite-difference time-domain (FDTD)
Spatiospectral scanning (496 words) [view diff] no match in snippet view article find links to article
valuable for irregular or irretrievable scanning movements. Being based on dispersion, spatio-spectral scanning systems yield high spatial and spectral resolution
Electro-optic modulator (1,732 words) [view diff] no match in snippet view article find links to article
interferometer. This alternative technique is often used in integrated optics where the requirements of phase stability is more easily achieved. The beam
Dynamical theory of diffraction (714 words) [view diff] no match in snippet view article find links to article
and interference effects. Graphical representations are described in dispersion surfaces around reciprocal lattice points which fulfill the boundary conditions
Phase stretch transform (1,769 words) [view diff] no match in snippet view article find links to article
property (refractive index). The operation relies on symmetry of the dispersion profile and can be understood in terms of dispersive eigenfunctions or
NASU Institute of Physics (2,674 words) [view diff] no match in snippet view article find links to article
Research of the Academy of Sciences of the USSR. And the Institute of Applied Optics was created on the basis of Optical Quantum Electronics Department. As a
Photoluminescence (3,340 words) [view diff] no match in snippet view article find links to article
associated with optical phonons, (36meV or 420K in GaAs) and their rather flat dispersion, allowing for a wide range of scattering processes under conservation
Wide-field multiphoton microscopy (1,699 words) [view diff] no match in snippet view article find links to article
not yet commercially available, but working prototypes exist in several optics laboratories. The main characteristic of the technique is the illumination
Andrew M. Weiner (2,167 words) [view diff] no match in snippet view article find links to article
educator and researcher known for contributions to the fields of ultrafast optics and optical signal processing. He was the Scifres Family Distinguished Professor
Very Large Telescope (5,460 words) [view diff] no match in snippet view article find links to article
and high-resolution imaging. In particular, the VLT has several adaptive optics systems, which correct for the effects of atmospheric turbulence, providing
NASA Infrared Telescope Facility (1,799 words) [view diff] no match in snippet view article find links to article
immersion grating to achieve a high dispersion with a relatively small grating, which in turn allows the optics and the whole instrument to be much smaller
John Dollond (831 words) [view diff] no match in snippet view article find links to article
June] 1706 – 30 November 1761) was an English optician, known for his successful optics business and his patenting and commercialization of achromatic doublets
William Herschel Telescope (3,747 words) [view diff] no match in snippet view article find links to article
years after it was made. The primary is solid and un-thinned, so no active optics system is required, despite its weight of 16.5 tonnes (16.2 long tons).
Trojan wave packet (1,633 words) [view diff] no match in snippet view article find links to article
as Trojan wave packets, is localizing the wave packets, i.e., with no dispersion. Applying a polarized circular EM field, at microwave frequencies, synchronized
Free spectral range (886 words) [view diff] no match in snippet view article find links to article
{c}{n_{\text{g}}L}},} where c{\displaystyle c} is the speed of light in vacuum. If the dispersion of the material is negligible, i.e. ∂n∂λ≈0{\displaystyle {\frac {\partial
Wavenumber (1,715 words) [view diff] no match in snippet view article find links to article
reciprocal space. Wave numbers and wave vectors play an essential role in optics and the physics of wave scattering, such as X-ray diffraction, neutron diffraction
Sergei Tretyakov (scientist) (2,608 words) [view diff] no match in snippet view article
(spatial dispersion), i.e. cannot be described by usual material parameters such as permittivity. The property of strong spatial dispersion enables the
Colloidal crystal (4,232 words) [view diff] no match in snippet view article find links to article
the development of hierarchical structures. Aggregation in colloidal dispersions (or stable suspensions) has been characterized by the degree of interparticle
Polina Bayvel (1,069 words) [view diff] no match in snippet view article find links to article
Polina (2007). "Electronic compensation of chromatic dispersion using a digital coherent receiver". Optics Express. 15 (5): 2120–6. Bibcode:2007OExpr..15.2120S
List of laser articles (232 words) [view diff] no match in snippet view article find links to article
P Q R S T U V W X Y Z Physics portal M. Born and E. Wolf, Principles of Optics, 1999, Cambridge University Press, Cambridge. Barnes, J. E., S. Bronner
Emilio Santos Corchero (389 words) [view diff] no match in snippet view article find links to article
Einstein’s opinion that "God does not play dice"). In that interpretation the dispersion of results in the measurements is due to lack of control of all relevant
Subaru Telescope (1,815 words) [view diff] no match in snippet view article find links to article
fiber optics to take spectra of up to 400 objects simultaneously. Mounts at the prime focus. High-Contrast Coronographic Imager for Adaptive Optics (HiCIAO)
Electro–optic effect (879 words) [view diff] no match in snippet view article find links to article
(2015-12-03). "Linear electro-optic effects due to high-order spatial dispersion". Physical Review A. 92 (6). American Physical Society (APS): 063804.
Tamron (4,576 words) [view diff] no match in snippet view article find links to article
manufacturing photographic lenses, optical components and commercial/industrial-use optics. Tamron Headquarters is located in Saitama City in the Saitama Prefecture
Time-domain holography (1,243 words) [view diff] no match in snippet view article find links to article
diffraction and narrow-band dispersion In his article "NONSTATIONARY PHENOMENA AND SPACE-TIME ANALOGY IN NONLINEAR OPTICS", which was about the second
Attosecond physics (5,816 words) [view diff] no match in snippet view article find links to article
1994). "Chirped multilayer coatings for broadband dispersion control in femtosecond lasers". Optics Letters. 19 (3): 201. Bibcode:1994OptL...19..201S
Evanescent field (3,064 words) [view diff] no match in snippet view article find links to article
constant of a hollow metal waveguide is a strong function of frequency (a dispersion relation). Below a certain frequency (the cut-off frequency) the propagation
Arti Agrawal (804 words) [view diff] no match in snippet view article find links to article
(2016) "Golden spiral photonic crystal fiber: polarization and dispersion properties," Optics Letters (2008) "New method for nonparaxial beam propagation
Photoelastic modulator (696 words) [view diff] no match in snippet view article find links to article
initially developed for physical measurements including optical rotary dispersion and Faraday rotation, polarimetry of astronomical objects, strain-induced
Alexander Gaeta (633 words) [view diff] no match in snippet view article find links to article
Gaeta received his B.S. (1983), M.S. (1985), and Ph.D. (1991) degrees in Optics from the University of Rochester in Rochester, New York. His doctoral thesis
Centre for Ultrahigh Bandwidth Devices for Optical Systems (784 words) [view diff] no match in snippet view article find links to article
Research progress in fibre optics. Australian IT. 1 November 2005 Retrieved 2008-05-06. Researchers demonstrate dynamic dispersion compensation in Optium
WIYN Observatory (1,413 words) [view diff] no match in snippet view article find links to article
and was manufactured at the Richard F. Caris Mirror Lab. Sixty-six active optics actuators support the primary mirror. The telescope is located in a
Sniper rifle (5,102 words) [view diff] no match in snippet view article find links to article
Requirements include high accuracy, reliability, and mobility, concealment, and optics, for anti-personnel, anti-materiel and surveillance uses by military snipers
Ernst Abbe (3,388 words) [view diff] no match in snippet view article find links to article
that microscopic resolution is ultimately limited by the aperture of the optics, but also argued that depending on application there are other parameters
SEACOM (African cable system) (805 words) [view diff] no match in snippet view article
of fibre. Multiple fibre types are used in the cable: dispersion-shifted and non-zero dispersion-shifted. The repeaters are optical amplifier repeaters
Timeline of electromagnetism and classical optics (6,112 words) [view diff] no match in snippet view article find links to article
Timeline of electromagnetism and classical optics lists, within the history of electromagnetism, the associated theories, technology, and events. 28th
List of abbreviations in photography (547 words) [view diff] no match in snippet view article find links to article
commonest of these are listed below. Some are used in related fields of optics and electronics but many are specific to digital photography. Langford,
Compound Poisson distribution (2,202 words) [view diff] no match in snippet view article find links to article
Y=∑i=1NXi{\displaystyle Y=\sum _{i=1}^{N}X_{i}} is a reproductive exponential dispersion model ED(μ,σ2){\displaystyle ED(\mu ,\sigma ^{2})} with E⁡[Y]=λαβ=:μ
Atomic line filter (3,698 words) [view diff] no match in snippet view article find links to article
near its atomic absorption lines by the Faraday effect and anomalous dispersion. Only light at the resonant frequency of the vapor is rotated and the
Compound Poisson distribution (2,202 words) [view diff] no match in snippet view article find links to article
Y=∑i=1NXi{\displaystyle Y=\sum _{i=1}^{N}X_{i}} is a reproductive exponential dispersion model ED(μ,σ2){\displaystyle ED(\mu ,\sigma ^{2})} with E⁡[Y]=λαβ=:μ
Theories of cloaking (2,783 words) [view diff] no match in snippet view article find links to article
electromagnetic cloaking device. Theories presented employ transformation optics, event cloaking, dipolar scattering cancellation, tunneling light transmittance
August Kundt (602 words) [view diff] no match in snippet view article find links to article
In light, Kundt's name is widely known for his inquiries in anomalous dispersion, not only in liquids and vapours, but even in metals, which he obtained
Lithium niobate (2,142 words) [view diff] no match in snippet view article find links to article
fine-tune phase matching in the medium due to a slight variation of the dispersion with temperature. Periodic poling uses the largest value of lithium niobate's
Precursor (physics) (1,646 words) [view diff] no match in snippet view article
Precursors are characteristic wave patterns caused by dispersion of an impulse's frequency components as it propagates through a medium. Classically, precursors
Christine P. Hendon (1,887 words) [view diff] no match in snippet view article find links to article
tomography at 1.15 μm using photonic crystal fiber with no zero-dispersion wavelengths. Optics Express - OPT EXPRESS. 15. 10.1364/OE.15.003085. "Q&A: Christine
GRENOUILLE (1,143 words) [view diff] no match in snippet view article find links to article
addition, if the crystal is too thick, the accumulation of group-velocity dispersion (GVD) will cause excessive pulse spreading. To prevent this, the product
Anamorphic stretch transform (2,107 words) [view diff] no match in snippet view article find links to article
modified upon nonlinear dispersion in the time domain, or upon nonlinear diffraction in the spatial domain. "Introduction to Fourier Optics", McGraw-Hill Book
Impedance matching (4,365 words) [view diff] no match in snippet view article find links to article
electrical, is transferred between a source and a load, such as in acoustics or optics. Impedance is the opposition by a system to the flow of energy from a source
Canon EF 55–200mm lens (70 words) [view diff] no match in snippet view article find links to article
II Image stabilizer No Ring USM Yes L-series No Diffractive Optics No Ultra-low dispersion glass element No Synthetic Fluorite glass element No Macro No
Claire F. Gmachl (902 words) [view diff] no match in snippet view article find links to article
L. Sivco, F. Capasso, and A. Y. Cho. Minimal Group Refractive Index Dispersion and Gain Evolution in Ultra-Broadband Quantum Cascade Lasers. IEEE Photon
Slowly varying envelope approximation (943 words) [view diff] no match in snippet view article find links to article
} It is convenient to choose k0 and ω0 such that they satisfy the dispersion relation: k02−ω02c2=0 .{\displaystyle k_{0}^{2}-{\frac {\omega _{0}^{2}}{c^{2}}}=0~
Subwavelength-diameter optical fibre (2,519 words) [view diff] no match in snippet view article find links to article
J. (2005). "Engineering the dispersion of tapered fibers for supercontinuum generation with a 1064 nm pump laser". Optics Letters. 30 (15): 1980–1982
Sophie LaRochelle (478 words) [view diff] no match in snippet view article find links to article
transmission in telecommunication networks. LaRochelle earned a Ph.D. in Optics from the University of Arizona College of Optical Sciences in 1992. Her
Electromagnetic metasurface (2,843 words) [view diff] no match in snippet view article find links to article
space-variant polarization-state manipulations with subwavelength gratings". Optics Letters. 26 (18): 1424–1426. Bibcode:2001OptL...26.1424B. doi:10.1364/OL
Air mass (astronomy) (4,920 words) [view diff] no match in snippet view article
atmospheric dispersion can be so severe that it affects the pointing of the telescope to the target. In such cases an atmospheric dispersion compensator
Raman scattering (4,052 words) [view diff] no match in snippet view article find links to article
Chichester: Wiley. ISBN 0471988472. Smekal, A. (1923). "Zur Quantentheorie der Dispersion". Naturwissenschaften. 11 (43): 873–875. Bibcode:1923NW.....11..873S.
Optical coherence tomography (9,508 words) [view diff] no match in snippet view article find links to article
detection offers another approach to this problem without the need for high dispersion. Swept-source OCT (Time-encoded frequency domain OCT) tries to combine
Lensbaby (3,489 words) [view diff] no match in snippet view article find links to article
is a low dispersion, high refractive index, multi-coated optical glass doublet. Optic Kit The Optic Kit contains three separate drop-in optics with four
Walter Mandler (2,358 words) [view diff] no match in snippet view article find links to article
APO-Telyt-R 180 mm/3.4 (from 1975, this lens had extra low dispersion or anomalous dispersion elements, specially developed at the Leitz Wetzlar glass research
Ludwig Bertele (1,309 words) [view diff] no match in snippet view article find links to article
Ludwig Jakob Bertele (25 December 1900 – 16 November 1985) was a German optics constructor. His developments received universal recognition and serve as
Harmonic mean (5,671 words) [view diff] no match in snippet view article find links to article
original on 20 October 2017. Retrieved 8 May 2018. Hecht, Eugene (2002). Optics (4th ed.). Addison Wesley. p. 168. ISBN 978-0805385663. "Fairness Opinions:
Split-step method (1,551 words) [view diff] no match in snippet view article find links to article
|A(z)|^{2}=const.} and consequently γ∈R{\displaystyle \gamma \in \mathbb {R} }. The dispersion step has an analytical solution in the frequency domain, so it is first
Physics (10,099 words) [view diff] no match in snippet view article find links to article
visibility, e.g., reflection, refraction, interference, diffraction, dispersion, and polarization of light. Heat is a form of energy, the internal energy
Extremely Large Telescope (5,095 words) [view diff] no match in snippet view article find links to article
diameter secondary mirror. The telescope will be supported by adaptive optics, six laser guide star units, and multiple large science instruments. The
Vladimir Polukhin (711 words) [view diff] no match in snippet view article find links to article
(doctor of science, Russian: 'doctor nauk') and an engineer in the field of optics. Vladimir Polukhin is known for his contribution to physical chemistry and
Dye laser (3,165 words) [view diff] no match in snippet view article find links to article
Duarte, F.J.; Piper, J.A. (1982). "Dispersion theory of multiple-prism beam expanders for pulsed dye lasers". Optics Communications. 43 (5). Elsevier BV:
Herbert Winful (1,329 words) [view diff] no match in snippet view article find links to article
an Active Nonlinear Directional Coupler: Positive Group-Velocity Dispersion", Optics Letters, 18, 720–722 (1 May 1993). (With S. Feng and R. W. Hellwarth)
Graphical model (1,227 words) [view diff] no match in snippet view article find links to article
Continuous data Count data Index of dispersion Summary tables Contingency table Frequency distribution Grouped data Dependence Partial correlation Pearson
Cluster analysis (8,693 words) [view diff] no match in snippet view article find links to article
expectation-maximization algorithm. Density models: for example, DBSCAN and OPTICS defines clusters as connected dense regions in the data space. Subspace
Fiber-optic filter (566 words) [view diff] no match in snippet view article find links to article
dependent, If choose dn / dλ material for prism, you can get large angular dispersion of skills and high color resolution power. In addition, When the width
Zastava M76 (1,834 words) [view diff] no match in snippet view article find links to article
grains (10.89–11.21 g), so the M76 round has greater mass. To mount aiming optics, a side-rail is permanently attached to the left wall of the receiver which
Gladstone–Dale relation (1,373 words) [view diff] no match in snippet view article find links to article
the molecular or crystal structure. "XIV. Researches on the refraction, dispersion, and sensitiveness of liquids". Philosophical Transactions of the Royal
Dissipative soliton (4,738 words) [view diff] no match in snippet view article find links to article
a dispersionmanaged cavity fiber laser with net positive cavity dispersion". Optics Express. 17 (2). The Optical Society: 455–60. Bibcode:2009OExpr.
Ohara Corporation (485 words) [view diff] no match in snippet view article find links to article
(a vitroceramic similar to Schott's Zerodur), and two well-known low dispersion glasses: FPL51 (the UD glass used by Canon) and FPL53 showing properties
Anomaly (787 words) [view diff] exact match in snippet view article find links to article
lower concentration to a region of higher concentration Anomalous dispersion (optics), when the speed of an electromagnetic wave increases with increasing
HR 8799 c (785 words) [view diff] no match in snippet view article find links to article
Water in the Atmosphere of HR 8799 c with L-band High-dispersion Spectroscopy Aided by Adaptive Optics". The Astronomical Journal. 156 (6): 272. arXiv:1809
Lectures on Theoretical Physics (2,996 words) [view diff] no match in snippet view article find links to article
Reflection and Refraction of Light Optics of Moving Media and Sources. Astronomical Topics Theory of Dispersion Crystal Optics The Theory of Diffraction Addenda
Index of physics articles (T) (2,030 words) [view diff] no match in snippet view article
Tau neutrino Taub-NUT vacuum Tauonium Taylor column Taylor cone Taylor dispersion Taylor microscale Taylor number Taylor state Taylor vortex Taylor–Couette
Contact lithography (1,938 words) [view diff] no match in snippet view article find links to article
than 50 and even 22 nm using wavelengths of 365 and 436 nm. The exotic dispersion relation of surface plasmon has led to the extremely short wavelength
Solomon Pekar (1,223 words) [view diff] no match in snippet view article find links to article
additional waves has been developed in the framework of the crystal optics with spatial dispersion. Pekar also proposed a mechanism of coupling between the electron’s
Robert Strutt, 4th Baron Rayleigh (1,421 words) [view diff] no match in snippet view article find links to article
Discharge through Various Gases' (Phil Trans, vol cxciii, 1893); 'The Dispersion of the Cathode Rays by Magnetic Gases' (Phil Mag,, Nov 1899); 'The Discharge
Autler–Townes effect (3,025 words) [view diff] no match in snippet view article find links to article
triplet. The AC Stark splitting is integral to several phenomena in quantum optics, such as electromagnetically induced transparency and Sisyphus cooling.
Willis Lamb (777 words) [view diff] no match in snippet view article find links to article
Sciences. Retrieved 22 April 2011. D. Kaiser, Drawing Theories Apart: The Dispersion of Feynman Diagrams (University of Chicago, Chicago, 2005). Lamb, W. E
Jaynes–Cummings model (8,662 words) [view diff] no match in snippet view article find links to article
Jaynes–Cummings model (sometimes abbreviated JCM) is a theoretical model in quantum optics. It describes the system of a two-level atom interacting with a quantized
Nicolas Gisin (2,268 words) [view diff] no match in snippet view article find links to article
821-827 (1991). Polarization mode dispersion: Time domain versus Frequency domain, N. Gisin and J.P. Pellaux, Optics Commun., 89, 316-323 (1992). Optical
Noise-immune cavity-enhanced optical heterodyne molecular spectroscopy (1,551 words) [view diff] no match in snippet view article find links to article
interference-free detection. Second, due to the use of FMS, both absorption and dispersion signals can be detected (or a combination thereof). Third, to reduce the
History of string theory (4,181 words) [view diff] no match in snippet view article find links to article
Heisenberg's proposal was revived in 1956 when Murray Gell-Mann recognized that dispersion relations—like those discovered by Hendrik Kramers and Ralph Kronig in
PVLAS (949 words) [view diff] no match in snippet view article find links to article
presented the first general derivation in Photon splitting and photon dispersion in a strong magnetic field in 1971. Experimental investigation of the
List of important publications in physics (13,631 words) [view diff] no match in snippet view article find links to article
JSTOR 2318254. Alhacen (1021). Book of Optics. (Arabic: Kitab al-Manazir, Latin: De Aspectibus) – a seven volume treatise on optics and physics, written by Ibn al-Haytham
Isotopes of thorium (4,688 words) [view diff] no match in snippet view article find links to article
glasses were used because they have a high refractive index with a low dispersion (variation of index with wavelength), a highly desirable property. Many
STS-67 (659 words) [view diff] no match in snippet view article find links to article
the Middeck Active Control Experiment (MACE), the Commercial Materials Dispersion Apparatus Instrumentation Technology Associates Experiments-03 (CMIX-03)
Index of physics articles (N) (1,471 words) [view diff] no match in snippet view article
Nambu–Goto action Nambu–Jona-Lasinio model Nandor Balazs Nano-PSI Nano-optics Nano-thermite Nano spray dryer Nanocellulose Nanochannel glass materials
Baruch Fischer (2,042 words) [view diff] no match in snippet view article find links to article
pulse formation in passively mode-locked lasers with dispersion and Kerr nonlinearity". Optics Communications. 223 (1): 151–156. Bibcode:2003OptCo.223
Experiment (4,606 words) [view diff] no match in snippet view article find links to article
and scholar Ibn al-Haytham. He conducted his experiments in the field of optics—going back to optical and mathematical problems in the works of Ptolemy—by
Thallium (5,772 words) [view diff] no match in snippet view article find links to article
PMID 9801025. Rodney, William S.; Malitson, Irving H. (1956). "Refraction and Dispersion of Thallium Bromide Iodide". Journal of the Optical Society of America
Schneider Kreuznach (8,546 words) [view diff] no match in snippet view article find links to article
referred to as Schneider) is a manufacturer of industrial and photographic optics. The company was founded on 18 January 1913 by Joseph Schneider as Optische
Haze (optics) (1,766 words) [view diff] no match in snippet view article
appearance. Causes of this could be due to a number of factors – Poor dispersion Method of applying the coating Variations in drying, curing or baking
Airy beam (2,110 words) [view diff] no match in snippet view article find links to article
intensity as it propagates. In temporal domain, an analogous modified dispersion-free attenuation-compensating Airy-based ("rocket") pulse was previously
Turbidity (2,237 words) [view diff] no match in snippet view article find links to article
for turbidity measurement - reference for microbiological analysis Ocean optics Transparency and translucency – Property of an object or substance to transmit
Ocean color (4,274 words) [view diff] no match in snippet view article find links to article
Ocean color is the branch of ocean optics that specifically studies the color of the water and information that can be gained from looking at variations
Index of physics articles (P) (2,605 words) [view diff] no match in snippet view article
Pedro Paulet Peierls bracket Peixoto's theorem Pelindaba Pelletron Pencil (optics) Pendulum Pendulum day Pendulum rocket fallacy Peng Huanwu Penguin diagram
Index of physics articles (C) (2,781 words) [view diff] no match in snippet view article
dioxide laser Carbon nanotube Carbon nanotube quantum dot Cardinal point (optics) Carel S. Scholten Carey Foster Cargill Gilston Knott Carl-Gunne Fälthammar
Lyddane–Sachs–Teller relation (1,446 words) [view diff] no match in snippet view article find links to article
modes appear (actually, four modes, in pairs with identical dispersion), with complex dispersion behavior. In these modes, the electric field is perpendicular
Ocean color (4,274 words) [view diff] no match in snippet view article find links to article
Ocean color is the branch of ocean optics that specifically studies the color of the water and information that can be gained from looking at variations
Mid-Infrared Instrument (1,643 words) [view diff] no match in snippet view article find links to article
Parts summary: Spectrometer optics Spectrometer Main Optics (SMO) Spectrometer Pre Optics (SPO) Focal Plane Arrays Input-Optics Calibration Module (IOC)
Janelle Shane (623 words) [view diff] no match in snippet view article find links to article
Janelle Shane is an optics research scientist and artificial intelligence researcher, writer and public speaker. She keeps a popular science blog called
Electron energy loss spectroscopy (2,240 words) [view diff] no match in snippet view article find links to article
path is deflected) can also be measured, giving information about the dispersion relation of whatever material excitation caused the inelastic scattering
Digital planar holography (667 words) [view diff] no match in snippet view article find links to article
with discrete dispersion". Active and Passive Optical Components for WDM Communications III. Vol. 5246. International Society for Optics and Photonics
Plasmonic metamaterial (2,614 words) [view diff] no match in snippet view article find links to article
the perpendicular direction, called extreme anisotropy. The material's dispersion relation forms a hyperboloid. The associated wavelength can in principle
Robert D. Shannon (1,647 words) [view diff] no match in snippet view article find links to article
Refractive index and optical dispersion of rare earth oxides using a small-prism technique. Journal of Optics A: Pure and Applied Optics 3, 174–177. Shannon RD
Paul Peter Ewald (3,005 words) [view diff] no match in snippet view article find links to article
crystals, an offshoot from his earlier work on the dynamical theory of optics and X-rays in crystals, which appeared in three journal publications. According
Hendrik Lorentz (4,858 words) [view diff] no match in snippet view article find links to article
Lorentz that the results of Fizeau on the optics of moving bodies, the laws of normal and abnormal dispersion and of absorption are connected with each
Samsung NX-mount (930 words) [view diff] no match in snippet view article find links to article
cemented groups A: number of aspherical elements ED: number of "extra-low dispersion" elements XHR: number of "extreme high refractive" elements Listed as
Richard Fork (634 words) [view diff] no match in snippet view article find links to article
Becker, CV Shank - Optics letters, 1987 Martinez, O. E.; Gordon, J. P.; Fork, R. L. (1984-10-01). "Negative group-velocity dispersion using refraction"
Extreme Ultraviolet Explorer (1,995 words) [view diff] no match in snippet view article find links to article
Like concave gratings, they obviate the use of other focusing optics after dispersion. Unlike uniformly spaced rulings, variable line space gratings
Tunable diode laser absorption spectroscopy (3,035 words) [view diff] no match in snippet view article find links to article
light source, transmitting (i.e. beam shaping) optics, optically accessible absorbing medium, receiving optics and detector/s. The emission wavelength of
CheyTac Intervention (1,676 words) [view diff] no match in snippet view article find links to article
up to 3,000 yd (2,743 m) are less than 1 minute of angle for vertical dispersion. The CheyTac Intervention comes in several variants: M200 (29 in (737 mm)
Bühler Group (1,194 words) [view diff] no match in snippet view article find links to article
Materials division includes: Leybold Optics (founded by German entrepreneur Ernst Leybold [de]): thin-film optics systems Die casting machines and cells
Canon EF 600mm lens (233 words) [view diff] no match in snippet view article find links to article
elements / 12 groups 17 elements / 13 groups Aspherical elements 4 Yes Low dispersion elements ??? 1x Fluorite + 2x UD lens 2x Fluorite 2x Fluorite + 1x Super
Vera C. Rubin Observatory (8,260 words) [view diff] no match in snippet view article find links to article
telescopes, the Rubin Observatory makes no attempt to compensate for dispersion in the atmosphere. Such correction, which requires re-adjusting an additional
Hubble Space Telescope (21,648 words) [view diff] no match in snippet view article find links to article
spherical aberration that compromised the telescope's capabilities. The optics were corrected to their intended quality by a servicing mission in 1993
Richard M. Osgood Jr. (3,314 words) [view diff] no match in snippet view article find links to article
optical systems: physics and applications in dispersion-engineered silicon nanophotonic wires". Advances in Optics and Photonics. 1 (1). The Optical Society:
Cherenkov radiation (4,431 words) [view diff] no match in snippet view article find links to article
below a resonant frequency (see Kramers–Kronig relation and anomalous dispersion). As in sonic booms and bow shocks, the angle of the shock cone is directly
Flat lens (1,656 words) [view diff] no match in snippet view article find links to article
was announced that combined composite metamaterials and transformation optics. The lens works over a broad frequency range. Traditional curved glass lenses
Indium phosphide (746 words) [view diff] no match in snippet view article find links to article
InP facilitate single-mode operation, reducing effects of intermodal dispersion. InP can be used in photonic integrated circuits that can generate, amplify
Linear canonical transformation (2,732 words) [view diff] no match in snippet view article find links to article
Stoler, "Operator methods in Physical Optics", 26th Annual Technical Symposium. International Society for Optics and Photonics, 1982. Tian-Zhou Xu, Bing-Zhao
Gewehr 98 (7,773 words) [view diff] no match in snippet view article find links to article
average had 34 cm (13.4 in) (3.9 MOA) vertical dispersion and 28 cm (11.0 in) (3.2 MOA) horizontal dispersion at 300 m (328 yd). New Karabiner 98AZ / Karabiner
Multifractal system (3,293 words) [view diff] no match in snippet view article find links to article
family of statistical distributions known as the Tweedie exponential dispersion models, as well as the geometric Tweedie models. The first convergence
Cluster sampling (2,203 words) [view diff] no match in snippet view article find links to article
formula for the standard error of the estimator, as well as issues with the optics of the study plan (since the power analysis and the cost estimations often
Low-energy electron microscopy (2,910 words) [view diff] no match in snippet view article find links to article
keV) are emitted from an electron gun, focused using a set of condenser optics, and sent through a magnetic beam deflector (usually 60˚ or 90˚). The “fast”
Polarimetry (1,573 words) [view diff] no match in snippet view article find links to article
circular birefringence (also known as optical rotation or optical rotary dispersion), linear dichroism, circular dichroism and scattering. To measure these
Optical cage system (699 words) [view diff] no match in snippet view article find links to article
"Compensation of spatial and temporal dispersion for acousto-optic multiphoton laser-scanning microscopy". Journal of Biomedical Optics. 8 (3): 460–71. Bibcode:2003JBO
14 Boötis (728 words) [view diff] no match in snippet view article find links to article
this source at VizieR. Takeda, Yoichi; et al. (February 2005), "High-Dispersion Spectra Collection of Nearby F--K Stars at Okayama Astrophysical Observatory:
Coherent state (7,079 words) [view diff] no match in snippet view article find links to article
uncertainty state, with the single free parameter chosen to make the relative dispersion (standard deviation in natural dimensionless units) equal for position
Sound amplification by stimulated emission of radiation (7,513 words) [view diff] no match in snippet view article find links to article
electro-neutral and the dispersion laws of electrons and holes are assumed to be parabolic and isotropic. Also phonon dispersion law is required to be linear
Computational imaging (2,054 words) [view diff] no match in snippet view article find links to article
systems also enable system designers to overcome some hardware limitations of optics and sensors (resolution, noise etc.) by overcoming challenges in the computing
Sound amplification by stimulated emission of radiation (7,513 words) [view diff] no match in snippet view article find links to article
electro-neutral and the dispersion laws of electrons and holes are assumed to be parabolic and isotropic. Also phonon dispersion law is required to be linear
Nanoparticle (12,947 words) [view diff] no match in snippet view article find links to article
electron microscopes or microscopes with laser. For the same reason, dispersions of nanoparticles in transparent media can be transparent, whereas suspensions
Rodenstock Photo Optics (804 words) [view diff] no match in snippet view article find links to article
Rodenstock Photo Optics traces its origins to a mechanical workshop founded in 1877 by Josef Rodenstock and his brother Michael in Würzburg, Germany. The
10 Gigabit Ethernet (4,035 words) [view diff] no match in snippet view article find links to article
cable can carry 10 Gigabit Ethernet 300 meters using low cost 10GBASE-SR optics. OM4 can manage 400 meters. To distinguish SMF from MMF cables, SMF cables
Catenary (6,287 words) [view diff] no match in snippet view article find links to article
microscopic meta-surface waves based on catenary optical fields and dispersion". Optics Express. 26 (15): 19555–19562. Bibcode:2018OExpr..2619555P. doi:10
Chiral media (3,331 words) [view diff] no match in snippet view article find links to article
scale. For example, an isotropic chiral material can comprise a random dispersion of handed molecules or inclusions, such as a liquid consisting of chiral
Vibrational circular dichroism (2,118 words) [view diff] no match in snippet view article find links to article
previously obtained by visible/UV circular dichroism (CD) or optical rotatory dispersion (ORD) for proteins and nucleic acids. The effects due to solvent on stabilizing
Rudolf Grimm (756 words) [view diff] no match in snippet view article find links to article
also held the position of Scientific Director at the Institute for Quantum Optics and Quantum Information (IQOQI) of the Austrian Academy of Sciences (ÖAW)
Plasmonic nanolithography (1,200 words) [view diff] no match in snippet view article find links to article
decay perpendicularly to the interface where the propagation occurs. The dispersion relation for SPPs permits the excitation of wavelengths shorter than the
ISO 25178 (1,293 words) [view diff] no match in snippet view article find links to article
confocal sensor. The operating principle is based upon the chromatic dispersion of the white light source along the optical axis, via a confocal device
Aerogel (7,939 words) [view diff] no match in snippet view article find links to article
colloidal dispersion into a gel happens without the addition of crosslinking materials. For others, crosslinking materials are added to the dispersion to promote
Acousto-optic programmable dispersive filter (746 words) [view diff] no match in snippet view article find links to article
dispersive filter for adaptive compensation of group delay time dispersion in laser systems". Optics Communications. 140 (4–6): 245–249. Bibcode:1997OptCo.140
Marcatili's method (825 words) [view diff] no match in snippet view article find links to article
the effective index (propagation constant), the effective group index (dispersion), and the linear influence of external changes (e.g. temperature, cladding
Orbital angular momentum of free electrons (2,044 words) [view diff] no match in snippet view article find links to article
E(p){\textstyle E(\mathbf {p} )} is the electron energy, given by the usual dispersion relation E(p)=p22m{\textstyle E(\mathbf {p} )={\frac {p^{2}}{2m}}}. By
Nuclear densitometry (1,252 words) [view diff] no match in snippet view article find links to article
soil's density increases, less radiation can pass through it, owing to dispersion from collisions with electrons in the soil being tested. Since the soil's
Ultraviolet–visible spectroscopy (4,403 words) [view diff] no match in snippet view article find links to article
the reflectance of light, and can be analyzed via the Forouhi–Bloomer dispersion equations to determine the index of refraction (n{\displaystyle n}) and
Yuriy Reznikov (1,286 words) [view diff] no match in snippet view article find links to article
10.1063/1.1560871 Buluy, Oleksandr, et al. "Magnetic sensitivity of a dispersion of aggregated ferromagnetic carbon nanotubes in liquid crystals." Soft
Circumstellar disc (2,947 words) [view diff] no match in snippet view article find links to article
predictions for discs' observed properties, have been proposed to explain dispersion in circumstellar discs. Mechanisms like decreasing dust opacity due to
Index of physics articles (A) (2,897 words) [view diff] no match in snippet view article
attenuation Acoustic cleaning Acoustic cloak Acoustic contrast factor Acoustic dispersion Acoustic droplet ejection Acoustic emission Acoustic holography Acoustic
FRM II (354 words) [view diff] no match in snippet view article find links to article
Highly enriched uranium in a high-density uranium silicide-aluminium dispersion fuel element yields an excellent ratio of neutron flux to thermal power
Terahertz radiation (6,782 words) [view diff] no match in snippet view article find links to article
of a periodic boundary the Smith-Purcell radiation imposes frequency dispersion.[citation needed] A preliminary study with corrugated capillaries has
Serial time-encoded amplified microscopy (2,696 words) [view diff] no match in snippet view article find links to article
which the spectrum of an optical pulse is mapped by large group-velocity dispersion into a slowed-down temporal waveform and amplified simultaneously by the
Laser diffraction analysis (2,350 words) [view diff] no match in snippet view article find links to article
stability of soil aggregation (clumps held together by moist clay) and clay dispersion (clay separating in moist soil), the two different states of soil in the
M110 Semi-Automatic Sniper System (2,667 words) [view diff] no match in snippet view article find links to article
suppressed, shall be not greater than 1.1 inches at 300 feet. 3.4.1.1.2 Dispersion. The average mean radius (AMR) (see 6.11), of each shot group shall be
Graphene (26,692 words) [view diff] no match in snippet view article find links to article
in-plane modes (LA, TA) have a linear dispersion relation, whereas the out of plane mode (ZA) has a quadratic dispersion relation. Due to this, the T2 dependent
Erbium-doped waveguide amplifier (1,451 words) [view diff] no match in snippet view article find links to article
Air Force. Inplane Photonics and its technology was later acquired by CyOptics. EDWA and EDFA are difficult to compare without a proper context. At least
Pavement light (4,226 words) [view diff] no match in snippet view article find links to article
pendant prisms. Above, identical prisms; below, three dissimilar prisms sizes, for light dispersion. These lenses are armoured with malleable plastic
Canon EF 100-300mm lens (259 words) [view diff] no match in snippet view article find links to article
stabilizer  No Ring USM  No  Yes L-series  No  Yes  No Diffractive Optics  No Ultra-low dispersion glass element  No  Yes  No Synthetic Fluorite glass element
Delta Trianguli (770 words) [view diff] no match in snippet view article find links to article
A 2008 search for a tertiary companion to this system using an adaptive optics system on the VLT proved unsuccessful. Examination of the system in infrared
Nabil M. Lawandy (1,624 words) [view diff] no match in snippet view article find links to article
for Photo-medicine. He has served as an editor for Optics Communications and Current Topics in Optics as well as on the scientific advisory boards of Orchid
Whispering-gallery wave (2,773 words) [view diff] no match in snippet view article find links to article
waveguide theory and is dubbed tunneling ray attenuation in the field of fiber optics. The Q factor is proportional to the decay time of the waves, which in turn
10G-EPON (1,377 words) [view diff] no match in snippet view article find links to article
optical transceivers. The downstream transmission, which uses continuous-mode optics, will rely on the maturity of 10 Gbit/s point-to-point Ethernet devices
Radiation pressure (5,180 words) [view diff] no match in snippet view article find links to article
used to irradiate and observe microbes, cells, and molecules), quantum optics, and optomechanics (where light is used to probe and control objects like
Nokia Lumia 1020 (2,364 words) [view diff] no match in snippet view article find links to article
are aspherical, partly extreme aspheric, one high refractive index, low-dispersion glass mould lens. Optical image stabilisation — includes new type of barrel
BX442 (854 words) [view diff] no match in snippet view article find links to article
Reddy; Charlotte R. Christensen; Dawn K. Erb (2012-07-19). "High Velocity Dispersion in A Rare Grand Design Spiral Galaxy at Redshift z=2.18". Nature. 487
BX442 (854 words) [view diff] no match in snippet view article find links to article
Reddy; Charlotte R. Christensen; Dawn K. Erb (2012-07-19). "High Velocity Dispersion in A Rare Grand Design Spiral Galaxy at Redshift z=2.18". Nature. 487
Maffei 1 (1,786 words) [view diff] no match in snippet view article find links to article
McCall using the general relation between the luminosity and velocity dispersion for elliptical galaxies. That distance puts Maffei 1 well outside the
History of photographic lens design (16,091 words) [view diff] no match in snippet view article find links to article
diffraction's opposite color dispersion (compared to refraction) to correct chromatic and spherical aberrations with less low dispersion glass, fewer aspheric
Fermi's golden rule (3,586 words) [view diff] no match in snippet view article find links to article
\omega } and wavevector q{\displaystyle {\textbf {q}}}, where the light dispersion relation is ω=(c/n)|q|{\displaystyle \omega =(c/n)\left|{\textbf {q}}\right|}
Canon EF 50mm lens (1,905 words) [view diff] no match in snippet view article find links to article
elements including 2 high refraction elements, but no aspherical, high dispersion or calcium fluoride elements. The lens uses a front extension focusing
Samarendra Nath Biswas (456 words) [view diff] no match in snippet view article find links to article
of anharmonic oscillator in quantum mechanics, scattering theory, study of dispersion relations in collision processes of elementary particles based on unitarity
Absorption band (1,428 words) [view diff] no match in snippet view article find links to article
glasses and amorphous solids, there is no long range correlation and the dispersion relations are isotropic. For charge-transfer complexes and conjugated
Frédérique Vanholsbeeck (765 words) [view diff] no match in snippet view article find links to article
October 2012). "Dispersion compensation in Fourier domain optical coherence tomography using the fractional Fourier transform". Optics Express. 20 (21):
Flow cytometry (6,938 words) [view diff] no match in snippet view article find links to article
"Flow-through Chamber for Photometers to Measure and Count Particles in a Dispersion Medium", published 1977-12-21  Osborn RA (1970). "Cytology Automation"
SIG SG 550 (4,740 words) [view diff] no match in snippet view article find links to article
elevation dispersion of any individual weapon must have been within an 11 cm (4.3 in) group at 300 m, the 50% windage and elevation dispersion must have
Chinese Future Giant Telescope (241 words) [view diff] no match in snippet view article find links to article
field of view system. Better image quality is obtained and atmospheric dispersion is corrected. Lists of telescopes Li, Guoping (September 2004). Antebi
John Clive Ward (3,005 words) [view diff] no match in snippet view article find links to article
Physics. 46 (6): 171–175. Kaiser, David (2005). Drawing Theories Apart: The Dispersion of Feynman Diagrams in Postwar Physics. Chicago: University of Chicago
M24 Sniper Weapon System (3,405 words) [view diff] no match in snippet view article find links to article
MIL-R-71126(AR), 3.15.7 Targeting and Accuracy, The rifle shall achieve the dispersion set forth below when fired from a Government approved machine rest. The
Spatial multiplexing (980 words) [view diff] no match in snippet view article find links to article
spatial mode. MMF has two polarizations. The MMFs are limited by a high dispersion and attenuation rate causing the signal quality to be diminished over
Schamel equation (2,291 words) [view diff] no match in snippet view article find links to article
shells, "Soliton" propagation in nonlinear transmission lines or in fiber optics and laser physics. The Schamel equation is ϕ t + ( 1 + b ϕ ) ϕ x + ϕ x x
Platinum nanoparticle (5,344 words) [view diff] no match in snippet view article find links to article
a fluid, usually water. A colloid is technically defined as a stable dispersion of particles in a fluid medium (liquid or gas). Spherical platinum nanoparticles
Rahul Panicker (910 words) [view diff] no match in snippet view article find links to article
Panicker, Rahul (2007). Compensation of Modal Dispersion in Multimode Fiber Systems Using Adaptive Optics Via Convex Optimization. Stanford University:
Mild-slope equation (3,846 words) [view diff] no match in snippet view article find links to article
the group speed of the waves. The phase and group speed depend on the dispersion relation, and are derived from Airy wave theory as: ω2=gktanh(kh)
Carbon nanotube (17,915 words) [view diff] no match in snippet view article find links to article
expected to be valuable in many areas of technology, such as electronics, optics, composite materials (replacing or complementing carbon fibres), nanotechnology
Particle image velocimetry (7,386 words) [view diff] no match in snippet view article find links to article
products. PIV has also been used in environmental science to study the dispersion of pollutants in air and water, sediment transport in rivers and coastal
HR 8799 (3,971 words) [view diff] no match in snippet view article find links to article
water in the atmosphere of HR 8799 c with L-band high-dispersion spectroscopy aided by adaptive optics". The Astronomical Journal. 156 (6): 272. arXiv:1809
Myopia (9,179 words) [view diff] no match in snippet view article find links to article
Those with moderate amounts of myopia are more likely to have pigment dispersion syndrome or pigmentary glaucoma. High myopia usually describes myopia
Magnetohydrodynamics (5,160 words) [view diff] no match in snippet view article find links to article
independent of the magnitude of the wavevector, so they experience no dispersion. The phase velocity depends on the angle between the wave vector k and
Double descent (729 words) [view diff] no match in snippet view article find links to article
BIRCH CURE Hierarchical k-means Fuzzy Expectation–maximization (EM) DBSCAN OPTICS Mean shift Dimensionality reduction Factor analysis CCA ICA LDA NMF PCA
Eyepiece (6,337 words) [view diff] no match in snippet view article find links to article
light to the same focus and exhibit greatly reduced false colour. Low dispersion glass may also be used to reduce chromatic aberration. Longitudinal chromatic
Carlos Henrique de Brito Cruz (1,465 words) [view diff] no match in snippet view article find links to article
are only three optical cycles long, could be generated by compensating dispersion to third-order. These short pulses allowed studies to be done in bacteriorhodopsin
Classical Electrodynamics (book) (1,852 words) [view diff] no match in snippet view article
topics were added, including the Stokes parameters, the Kramers–Kronig dispersion relations, and the Sommerfeld–Brillouin problem. The two chapters on special
Super-channel (1,039 words) [view diff] no match in snippet view article find links to article
Within the DSP, optical impairments such as chromatic dispersion and polarization mode dispersion can be compensated for. Digitizing the received signal
Rietveld refinement (4,633 words) [view diff] no match in snippet view article find links to article
used in powder diffraction but very common in all other diffraction and optics techniques. The relation is Q=4πsin⁡(θ)λ.{\displaystyle Q={\frac {4\pi \sin
Aluminium gallium indium phosphide (672 words) [view diff] no match in snippet view article find links to article
2010). "Lasers in light skin interaction", Proc. SPIE 7851, Information Optics and Optical Data Storage, 78510O; doi: 10.1117/12.872732 Shenai-Khatkhate
Canonical correlation (3,218 words) [view diff] no match in snippet view article find links to article
BIRCH CURE Hierarchical k-means Fuzzy Expectation–maximization (EM) DBSCAN OPTICS Mean shift Dimensionality reduction Factor analysis CCA ICA LDA NMF PCA
Index of physics articles (S) (3,241 words) [view diff] no match in snippet view article
collisions at the Large Hadron Collider Saffir–Simpson Hurricane Scale Sagitta (optics) Sagnac effect Saha ionization equation Sailing faster than the wind
Negative refraction (1,125 words) [view diff] no match in snippet view article find links to article
Metamaterial Negative index metamaterials Metamaterial antennas Multiple-prism dispersion theory N-slit interferometric equation Perfect lens Photonic metamaterials
Relative permittivity (2,013 words) [view diff] no match in snippet view article find links to article
carriers and it may also refer to an energy loss associated with the dispersion of ε′ [the real-valued permittivity]" ( p. 8). Expanding the angular frequency
Nanosat 01 (2,453 words) [view diff] no match in snippet view article find links to article
the device was a Sol–Gel Faraday rotor, consisting in several rods of a dispersion of γ-Fe2O3 nanoparticles (less than 15 nm in size) suspended in an amorphous
Heat transfer physics (8,878 words) [view diff] no match in snippet view article find links to article
vector κp, and this relation is called the phonon dispersion relation. Thus, the phonon dispersion relation is determined by matrices M and D, which depend
Sigma Corporation (1,811 words) [view diff] no match in snippet view article find links to article
APO — Apochromatic lens element(s), originally for "Advanced Performance Optics", not necessarily apochromatic OS — In-lens "Optical Stabilization", analogous