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searching for Optical feedback 25 found (36 total)

Talbot cavity (336 words) [view diff] exact match in snippet view article find links to article

array back onto the array itself at the Talbot distance, creating optical feedback. This interference feedback forces the lasers in the array to transverse

Spaser (883 words) [view diff] exact match in snippet view article find links to article

its high mode quality by exploiting hybrid quadrupole plasmons as an optical feedback mechanism. The spaser is a proposed nanoscale source of optical fields

Random laser (2,085 words) [view diff] exact match in snippet view article find links to article

A random laser (RL) is a laser in which optical feedback is provided by scattering particles. As in conventional lasers, a gain medium is required for

Laser construction (777 words) [view diff] exact match in snippet view article find links to article

light with low coherence but high bandwidth. Since they do not use optical feedback, these devices are often not categorized as lasers. Injection seeder

Superluminescent diode (3,149 words) [view diff] exact match in snippet view article find links to article

or more. On the other hand, SLEDs lack optical feedback, so that no laser action can occur. Optical feedback resulting from back-reflections of light

Deborah M Kane (847 words) [view diff] case mismatch in snippet view article find links to article

(2011), Laser Cleaning II (2007), and Unlocking Dynamic Diversity: Optical Feedback Effects on Semiconductor Lasers (2005). Carman, R. J.; Goldberg, N

Amplified spontaneous emission (770 words) [view diff] exact match in snippet view article find links to article

effect, finding use in broadband light sources. If the cavity has no optical feedback, lasing will be inhibited, resulting in a broad emission bandwidth

Biophotonics (3,187 words) [view diff] exact match in snippet view article find links to article

Biolasers, like any lasers, require three components: a gain medium, an optical feedback structure and a pump source. For the gain medium, a variety of naturally

Laser absorption spectrometry (2,163 words) [view diff] exact match in snippet view article find links to article

electronic feedback. Optical feedback (OF) locking, originally developed by Romanini et al. for cw-CRDS, uses the optical feedback from the cavity to lock

Aluminium gallium indium phosphide (672 words) [view diff] exact match in snippet view article find links to article

semiconductor material in which a p-n junction forms the active medium and optical feedback is typically provided by reflections at the device facets. AlGaInP

Tunable diode laser absorption spectroscopy (3,078 words) [view diff] exact match in snippet view article find links to article

(NICE-OHMS) technique. or combination of frequency modulation and optical feedback locking CEAS, referred to as (FM-OF-CEAS). The most important non-resonant

Quantum feedback (649 words) [view diff] exact match in snippet view article find links to article

Press, 2009). Wiseman, H.; Milburn, G. J. (1993). "Quantum theory of optical feedback via homodyne detection" (PDF). Phys. Rev. Lett. 70 (5): 548–551. Bibcode:1993PhRvL

Image geometry correction (1,085 words) [view diff] exact match in snippet view article find links to article

regular surface such as sphere or a cylinder), or by an automatic optical feedback system (i.e. a camera can be used to evaluate the alignment of test

Caesar Saloma (1,283 words) [view diff] no match in snippet view article find links to article

America), p. 30 (December 2006). P J Rodrigo, M Lim and C Saloma, "Optical-feedback semiconductor laser Michelson interferometer for displacement measurements

Alpes Lasers (487 words) [view diff] no match in snippet view article find links to article

(PhD). University of Oxford. Bergin, Ann G.V. (2013). Applications of optical-feedback cavity-enhanced absorption spectroscopy (PhD). University of Oxford

Coral bleaching (15,073 words) [view diff] case mismatch in snippet view article find links to article

Pratchett, Morgan; Ziegler, Maren; Wiedenmann, Jörg (July 2020). "Optical Feedback Loop Involving Dinoflagellate Symbiont and Scleractinian Host Drives

Laser (12,661 words) [view diff] exact match in snippet view article find links to article

gain medium, a mechanism to energize it, and something to provide optical feedback. The gain medium is a material with properties that allow it to amplify

Thermal profiling (1,936 words) [view diff] case mismatch in snippet view article find links to article

circuits" Kapusta, Evelyn (2005), Using Thermal Profiling to Monitor Optical Feedback in Semiconductor Lasers (Thesis) K. Gill, M. Appleton and G. J. Lye

Quantum-cascade laser (4,306 words) [view diff] exact match in snippet view article find links to article

Schematic of QC device in external cavity with frequency selective optical feedback provided by diffraction grating in Littrow configuration.

Kenju Otsuka (1,253 words) [view diff] exact match in snippet view article find links to article

picosecond pulse generation in semiconductor lasers with incoherent optical feedback," Optics Letters vol. 16, 1759–1761 (1991). K. Otsuka, "Nonlinear antiresonant

John Kitching (physicist) (872 words) [view diff] exact match in snippet view article

Quantum noise reduction in semiconductor lasers using dispersive optical feedback (phd thesis). California Institute of Technology. Austen, Ian (2004-09-30)

Dissipative soliton (4,820 words) [view diff] exact match in snippet view article find links to article

"Experimental investigation of solitary structures in a nonlinear optical feedback system". Optics Communications. 136 (5–6). Elsevier BV: 415–418. Bibcode:1997OptCo

Lightwave Electronics Corporation (1,522 words) [view diff] exact match in snippet view article find links to article

laser using same." US Patent 5,757,831, "Electronic suppression of optical feedback instabilities in a solid-state laser." US Patent 6,909,730, "Phase-locked

Liquid-feed flame spray pyrolysis (3,989 words) [view diff] exact match in snippet view article find links to article

behavior. The small particle size of the rare earth metals provide optical feedback. YAG has been studied because of their high temperature mechanical

Optical rogue waves (6,096 words) [view diff] exact match in snippet view article find links to article

have also been studied for changing the frequency of rare events and optical feedback can be employed to speed up the spectral broadening process. Stimulated