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Dispersion (optics) (2,772 words) [view diff] no match in snippet view article

article is about dispersion of waves in optics. For other forms of dispersion, see Dispersion (disambiguation). In optics, dispersion is the phenomenon
Atmospheric dispersion modeling (3,276 words) [view diff] no match in snippet view article find links to article
Atmospheric dispersion modeling is the mathematical simulation of how air pollutants disperse in the ambient atmosphere. It is performed with computer
Dispersion relation (1,379 words) [view diff] no match in snippet view article find links to article
engineering, dispersion relations describe the effect of dispersion in a medium on the properties of a wave traveling within that medium. A dispersion relation
Statistical dispersion (778 words) [view diff] no match in snippet view article find links to article
In statistics, dispersion (also called variability, scatter, or spread) denotes how stretched or squeezed a distribution (theoretical or that underlying
DISPERSION21 (314 words) [view diff] no match in snippet view article find links to article
DISPERSION21 (also called DISPERSION 2.1) is a local scale atmospheric pollution dispersion model developed by the air quality research unit at Swedish
London dispersion force (994 words) [view diff] no match in snippet view article find links to article
London dispersion forces (LDF, also known as dispersion forces, London forces, instantaneous dipole–induced dipole forces, or loosely van der Waals forces)
Acoustic dispersion (231 words) [view diff] no match in snippet view article find links to article
Acoustic dispersion is the phenomenon of a sound wave separating into its component frequencies as it passes through a material. The phase velocity of
AUSTAL2000 (262 words) [view diff] no match in snippet view article find links to article
Austal2000 is an atmospheric dispersion model for simulating the dispersion of air pollutants in the ambient atmosphere. It was developed by Ingenieurbüro
NAME (dispersion model) (604 words) [view diff] no match in snippet view article
The NAME atmospheric pollution dispersion model was first developed by the UK's Met Office in 1986 after the nuclear accident at Chernobyl, which demonstrated
Index of dispersion (996 words) [view diff] no match in snippet view article find links to article
see Statistical dispersion. In probability theory and statistics, the index of dispersion, dispersion index, coefficient of dispersion, relative variance
Fundamentals of Stack Gas Dispersion (798 words) [view diff] no match in snippet view article find links to article
Fundamentals of Stack Gas Dispersion is a book devoted to the fundamentals of air pollution dispersion modeling of continuous, buoyant pollution plumes
Dispersion (water waves) (2,582 words) [view diff] no match in snippet view article
is about dispersion of waves on a water surface. For other forms of dispersion, see Dispersion (disambiguation). In fluid dynamics, dispersion of water
Dispersion (geology) (109 words) [view diff] no match in snippet view article
Dispersion refers to the distribution of a particular chemical constituent or element in a particular rock or soil, where the concentration of the element
Dispersion-shifted fiber (201 words) [view diff] no match in snippet view article find links to article
Dispersion-shifted fiber (DSF) is a type of optical fiber made to optimize both low dispersion and low attenuation. Dispersion Shifted Fiber is a type
Low-dispersion glass (935 words) [view diff] no match in snippet view article find links to article
Low-dispersion glass (LD glass) is a type of glass with low dispersion. Crown glass is an example of a relatively inexpensive low-dispersion glass. Special
UK Dispersion Modelling Bureau (289 words) [view diff] no match in snippet view article find links to article
The UK Dispersion Modelling Bureau is part of the Met Office (originally an abbreviation for Meteorological Office, but now the official name in itself)
Non-zero dispersion-shifted fiber (146 words) [view diff] no match in snippet view article find links to article
Non-zero dispersion-shifted fiber (NZDSF), specified in ITU-T G.655, is a type of single-mode optical fiber which was designed to overcome the problems
Intramodal dispersion (166 words) [view diff] no match in snippet view article find links to article
communication, an intramodal dispersion, is a category of dispersion that occurs within a single mode optical fiber. This dispersion mechanism is a result of
ATSTEP (210 words) [view diff] no match in snippet view article find links to article
a Gaussian puff model for diagnosis and prognosis of the atmospheric dispersion, deposition, gamma radiation and doses of released radioactivity in case
UK Atmospheric Dispersion Modelling Liaison Committee (724 words) [view diff] no match in snippet view article find links to article
The UK Atmospheric Dispersion Modelling Liaison Committee (ADMLC) is composed of representatives from UK governmental departments, agencies and research
Zero-dispersion wavelength (413 words) [view diff] no match in snippet view article find links to article
optical fiber, the zero-dispersion wavelength is the wavelength or wavelengths at which material dispersion and waveguide dispersion cancel one another. In
Exponential dispersion model (153 words) [view diff] no match in snippet view article find links to article
Exponential dispersion models are statistical models in which the probability distribution is of a special form. This class of models represents a generalisation
Beta dispersion (53 words) [view diff] no match in snippet view article find links to article
Beta dispersion is the phenomenon associated with the ability of a biological cell membrane to filter out low frequency currents and allow high frequency
Group delay dispersion (76 words) [view diff] no match in snippet view article find links to article
The group delay dispersion (GDD) of an optical element is the derivative of the group delay with respect to angular frequency, and also the second derivative
Oxide dispersion-strengthened alloy (248 words) [view diff] no match in snippet view article find links to article
Oxide dispersion strengthened alloys (ODS) are used for high temperature turbine blades and heat exchanger tubing. Alloys of nickel are the most common
Wage dispersion (40 words) [view diff] no match in snippet view article find links to article
In economics, wage dispersion is the amount of variation in wages encountered in an economy. Search theory Price dispersion Economic inequality Dale
Quartile coefficient of dispersion (171 words) [view diff] no match in snippet view article find links to article
In statistics, the quartile coefficient of dispersion is a descriptive statistic which measures dispersion and which is used to make comparisons within
Dispersion (materials science) (90 words) [view diff] no match in snippet view article
materials science, dispersion is the fraction of atoms of a material exposed to the surface. In general: D = NS/NT where D is the dispersion, NS is the number
RIMPUFF (300 words) [view diff] no match in snippet view article find links to article
turbulence levels. List of atmospheric dispersion models UK Atmospheric Dispersion Modelling Liaison Committee UK Dispersion Modelling Bureau For those who
Range (biology) (569 words) [view diff] no match in snippet view article
geographical area within which that species can be found. Within that range, dispersion is variation in local density. The term is often qualified: Sometimes
Dispersion of the Apostles (438 words) [view diff] no match in snippet view article find links to article
object of the feast (so Godescalcus) was to commemorate the departure (dispersion) of the Apostles from Jerusalem to various parts of the world, perhaps
Multi-wavelength anomalous dispersion (746 words) [view diff] no match in snippet view article find links to article
Multi-wavelength anomalous diffraction (sometimes Multi-wavelength anomalous dispersion; abbreviated MAD) is a technique used in X-ray crystallography that facilitates
Dispersion (chemistry) (619 words) [view diff] no match in snippet view article
This article is about dispersion in chemistry. For other forms of dispersion, see Dispersion (disambiguation). A dispersion is a system in which particles
PUFF-PLUME (256 words) [view diff] no match in snippet view article find links to article
dispersion modeling Atmospheric dispersion modeling List of atmospheric dispersion models For those who are unfamiliar with air pollution dispersion
Polarization mode dispersion (684 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
Dispersion (album) (76 words) [view diff] no match in snippet view article
Dispersion is the second album by High Rise, released on December 25, 1992 through P.S.F. Records. All lyrics written by Asahito Nanjo, all music composed
Fan chart (statistics) (474 words) [view diff] no match in snippet view article
is made of a group of dispersion fan diagrams, which may be positioned according to two categorising dimensions. A dispersion fan diagram is a circular
Optical rotatory dispersion (494 words) [view diff] no match in snippet view article find links to article
rotatory dispersion is the variation in the optical rotation of a substance with a change in the wavelength of light. Optical rotatory dispersion can be
AERMOD (691 words) [view diff] no match in snippet view article find links to article
The AERMOD atmospheric dispersion modeling system is an integrated system that includes three modules: A steady-state dispersion model designed for short-range
List of atmospheric dispersion models (5,327 words) [view diff] no match in snippet view article find links to article
Atmospheric dispersion models are computer programs that use mathematical algorithms to simulate how pollutants in the ambient atmosphere disperse and
Pigment dispersion syndrome (326 words) [view diff] no match in snippet view article find links to article
Pigment dispersion syndrome (PDS) is an affliction of the eye that can lead to a form of glaucoma known as pigmentary glaucoma. It takes place when pigment
Modal dispersion (550 words) [view diff] no match in snippet view article find links to article
Modal dispersion is a distortion mechanism occurring in multimode fibers and other waveguides, in which the signal is spread in time because the propagation
Multiple-prism dispersion theory (1,076 words) [view diff] no match in snippet view article find links to article
The first description of multiple-prism arrays, and multiple-prism dispersion, was given by Newton in his book Opticks. Prism pair expanders were introduced
Royal Netherlands Meteorological Institute (628 words) [view diff] no match in snippet view article find links to article
research also encompasses the development and operational use of atmospheric dispersion models. Whenever a disaster occurs within Europe which causes the emission
Operational Street Pollution Model (379 words) [view diff] no match in snippet view article find links to article
Operational Street Pollution Model (OSPM) is an atmospheric dispersion model for simulating the dispersion of air pollutants in so-called street canyons. It was
Taylor dispersion (559 words) [view diff] no match in snippet view article find links to article
Taylor dispersion is an effect in fluid mechanics in which a shear flow can increase the effective diffusivity of a species. Essentially, the shear acts
Roadway air dispersion modeling (2,438 words) [view diff] no match in snippet view article find links to article
Roadway air dispersion modeling is the study of air pollutant transport from a roadway or other linear emitter. Computer models are required to conduct
Dispersion staining (3,961 words) [view diff] no match in snippet view article find links to article
to measure them. This change as a function of wavelength is called the dispersion of the optical properties. The graph created by plotting the optical property
SAFE AIR (623 words) [view diff] no match in snippet view article find links to article
Emissions Above Inhomogeneous Regions) is an advanced atmospheric pollution dispersion model for calculating concentrations of atmospheric pollutants emitted
MERCURE (349 words) [view diff] no match in snippet view article find links to article
of hotels run by Accor. See Mercure Hotels. MERCURE is an atmospheric dispersion modeling CFD code developed by Électricité de France (EDF) and distributed
ADMS 3 (541 words) [view diff] no match in snippet view article find links to article
The ADMS 3 (Atmospheric Dispersion Modelling System) is an advanced atmospheric pollution dispersion model for calculating concentrations of atmospheric
Air pollution dispersion terminology (2,337 words) [view diff] no match in snippet view article find links to article
dispersion terminology includes the words and technical terms that have a special meaning to those who work in the field of air pollution dispersion modeling
CALPUFF (501 words) [view diff] no match in snippet view article find links to article
Lagrangian puff modeling system for the simulation of atmospheric pollution dispersion distributed by the Atmospheric Studies Group at TRC Solutions. It is
Statistical noise (51 words) [view diff] no match in snippet view article find links to article
Statistical noise is the colloquialism for recognized amounts of unexplained variation in a sample. See errors and residuals in statistics. Gaussian noise
Finnish Meteorological Institute (500 words) [view diff] no match in snippet view article find links to article
30 km) dispersion models available at the Institute includes: An urban area, multiple-source dispersion model. Vehicular pollution line-source dispersion models
Chromo-modal dispersion (279 words) [view diff] no match in snippet view article find links to article
signal. Modal dispersion during propagation in the waveguide then provides group velocity dispersion to the signal. The large modal dispersion inherent to
Price dispersion (460 words) [view diff] no match in snippet view article find links to article
economics, price dispersion is variation in prices across sellers of the same item, holding fixed the item's characteristics. Price dispersion can be viewed
Dispersion point (221 words) [view diff] no match in snippet view article find links to article
In topology, a dispersion point or explosion point is a point in a topological space the removal of which leaves the space highly disconnected. More specifically
Velocity dispersion (742 words) [view diff] no match in snippet view article find links to article
In astronomy, the velocity dispersion (σ) is the statistical dispersion of velocities about the mean velocity for a group of objects, such as an open cluster
Emulsion dispersion (423 words) [view diff] no match in snippet view article find links to article
An emulsion dispersion is thermoplastics or elastomers suspended in a waterphase with help of emulsifiers. Emulsions are thermodynamically unstable liquid/liquid
ISC3 (286 words) [view diff] no match in snippet view article find links to article
dispersion modeling Atmospheric dispersion modeling List of atmospheric dispersion models For those who are unfamiliar with air pollution dispersion
Swedish Meteorological and Hydrological Institute (603 words) [view diff] no match in snippet view article find links to article
pollution dispersion modelling. Some of the atmospheric pollution dispersion models developed by the air quality research unit are: the DISPERSION21 model
Dispersive prism (544 words) [view diff] no match in snippet view article find links to article
description single-prism dispersion is given by Born and Wolf The case of multiple-prism dispersion is treated by Duarte. Prism dispersion played an important
Correlation trading (237 words) [view diff] no match in snippet view article find links to article
constituents; this particular kind of spread trade is called a variance dispersion trade. Sell a correlation swap. In practice, exchange traded funds (ETF's)
Van der Waals force (2,591 words) [view diff] no match in snippet view article find links to article
(Debye force) force between two instantaneously induced dipoles (London dispersion force). It is also sometimes used loosely as a synonym for the totality
Interface and colloid science (299 words) [view diff] no match in snippet view article find links to article
scientific discipline, and there is a glossary of terms Nomenclature in Dispersion Science and Technology, published by the USA National Institute of Standards
National Atmospheric Release Advisory Center (530 words) [view diff] no match in snippet view article find links to article
Turner, D.B. (1994). Workbook of atmospheric dispersion estimates: an introduction to dispersion modeling (2nd Edition ed.). CRC Press. ISBN 1-56670-023-X
Czech Hydrometeorological Institute (320 words) [view diff] no match in snippet view article find links to article
Expertise Pool department is focused upon: the development of air pollution dispersion models; the application of such models in the preparation of expert reports
Suspension (chemistry) (804 words) [view diff] no match in snippet view article
Suspensions are classified on the basis of the dispersed phase and the dispersion medium, where the former is essentially solid while the latter may either
Density of states (2,907 words) [view diff] no match in snippet view article find links to article
the dispersion relations the system of interest. Sometimes the symmetry of the system is high. The shape of the functions describing the dispersion relations
Dispersion stability (546 words) [view diff] no match in snippet view article find links to article
Dispersions are unstable from the thermodynamic point of view; however, they can be kinetically stable over a large period of time, which determines their
Single wavelength anomalous dispersion (574 words) [view diff] no match in snippet view article find links to article
collecting data. SAD is sometimes called "Single-wavelength anomalous dispersion", but no dispersive differences are used in this technique since the data
Range (statistics) (780 words) [view diff] no match in snippet view article
which contains all the data and provides an indication of statistical dispersion. It is measured in the same units as the data. Since it only depends on
Phase dispersion minimization (814 words) [view diff] no match in snippet view article find links to article
Phase dispersion minimization (PDM) is a data analysis technique that searches for periodic components of a time series data set. It is useful for data
Dielectric (3,458 words) [view diff] no match in snippet view article find links to article
shape of the susceptibility with respect to frequency characterizes the dispersion properties of the material. Moreover, the fact that the polarization can
Radiological weapon (1,460 words) [view diff] no match in snippet view article find links to article
A radiological weapon or radiological dispersion device (RDD) is any weapon that is designed to spread radioactive material with the intent to kill and
Group velocity dispersion (602 words) [view diff] no match in snippet view article find links to article
In optics, Group velocity dispersion (GVD) is a characteristic of a dispersive medium, used most often to determine how the medium will affect the duration
Colloid (3,929 words) [view diff] no match in snippet view article find links to article
colloidal aerosols, colloidal emulsions, colloidal foams, colloidal dispersions, or hydrosols. The dispersed-phase particles or droplets are affected
Material dispersion coefficient (125 words) [view diff] no match in snippet view article find links to article
optical fiber, the material dispersion coefficient, M(λ), characterizes the amount of pulse broadening by material dispersion per unit length of fiber and
Atmospheric Studies Group (307 words) [view diff] no match in snippet view article find links to article
Group CALPUFF history List of atmospheric dispersion models UK Dispersion Modelling Bureau Air pollution dispersion terminology CALPUFF Users GUide BART
Homoscedasticity (362 words) [view diff] no match in snippet view article find links to article
Continuous data Count data Index of dispersion Summary tables Grouped data Frequency distribution Contingency table Dependence Pearson
Airshed (81 words) [view diff] no match in snippet view article find links to article
of the atmosphere that behaves in a coherent way with respect to the dispersion of emissions. It typically forms an analytical or management unit. Also:
Dispersion-limited operation (133 words) [view diff] no match in snippet view article find links to article
A dispersion-limited operation is an operation of a communications link in which signal waveform degradation attributable to the dispersive effects of
Abbe number (483 words) [view diff] no match in snippet view article find links to article
material's dispersion (variation of refractive index with wavelength) in relation to the refractive index, with high values of V indicating low dispersion (low
Central tendency (993 words) [view diff] no match in snippet view article find links to article
tendency of a distribution is typically contrasted with its dispersion or variability; dispersion and central tendency are the often characterized properties
Granule cell dispersion (368 words) [view diff] no match in snippet view article find links to article
Granule cell dispersion is one of the abnormal structure that was shown in the patients' brain of temporal lobe epilepsy. It is also shown in different
Prism compressor (1,229 words) [view diff] no match in snippet view article find links to article
mirror. Figure 1 shows the construction of such a compressor. Although the dispersion of the prism material causes different wavelength components to travel
Overdispersion (1,029 words) [view diff] no match in snippet view article find links to article
statistics, overdispersion is the presence of greater variability (statistical dispersion) in a data set than would be expected based on a given statistical model
Wave propagation (382 words) [view diff] no match in snippet view article find links to article
independently from the wavenumber k, but both are related through the dispersion relationship: In the special case Ω(k) = ck, with c a constant, the waves
Journal of Applied Meteorology and Climatology (72 words) [view diff] no match in snippet view article find links to article
meteorology, boundary layer processes, air pollution meteorology (including dispersion and chemical processes), agricultural and forest meteorology, and applied
Heteroscedasticity (2,337 words) [view diff] no match in snippet view article find links to article
'heteroskedastic'; from Ancient Greek hetero “different” and skedasis “dispersion”) if there are sub-populations that have different variabilities from
Polariton (549 words) [view diff] no match in snippet view article find links to article
the avoided crossing principle. Polaritons describe the crossing of the dispersion of light with any interacting resonance. Oscillations in ionized gases
Desert Research Institute (427 words) [view diff] no match in snippet view article find links to article
hour[citation needed]. Atmospheric and Dispersion Modeling Program For over a decade the Atmospheric and Dispersion Modeling Program team has been performing
Achromatic lens (1,066 words) [view diff] no match in snippet view article find links to article
amounts of dispersion. Typically, one element is a negative (concave) element made out of flint glass such as F2, which has relatively high dispersion, and
Crown glass (optics) (305 words) [view diff] no match in snippet view article
optical components. It has relatively low refractive index (≈1.52) and low dispersion (with Abbe numbers around 60). Crown glass is produced from alkali-lime
Covariance matrix (1,651 words) [view diff] no match in snippet view article find links to article
probability theory and statistics, a covariance matrix (also known as dispersion matrix or variance–covariance matrix) is a matrix whose element in the
Deviation (statistics) (470 words) [view diff] no match in snippet view article
are used as measures of statistical dispersion. Standard deviation is the frequently used measure of dispersion: it uses squared deviations, and has
Air Quality Modeling Group (362 words) [view diff] no match in snippet view article find links to article
and direction on the full range of air quality models, air pollution dispersion models and other mathematical simulation techniques used in assessing
Coefficient of variation (1,989 words) [view diff] no match in snippet view article find links to article
known as relative standard deviation (RSD), is a standardized measure of dispersion of a probability distribution or frequency distribution. It is often expressed
Empty lattice approximation (875 words) [view diff] no match in snippet view article find links to article
empty lattice approximation describes a number of properties of energy dispersion relations of non-interacting free electrons that move through a crystal
Air Quality Modeling Group (362 words) [view diff] no match in snippet view article find links to article
and direction on the full range of air quality models, air pollution dispersion models and other mathematical simulation techniques used in assessing
Plume (hydrodynamics) (928 words) [view diff] no match in snippet view article
15 degrees. Air pollution dispersion terminology Atmospheric dispersion modeling Bibliography of atmospheric dispersion modeling Cryovolcano Enceladus
National Environmental Research Institute of Denmark (438 words) [view diff] no match in snippet view article find links to article
pollution in Denmark and Greenland, and works with mathematical atmospheric dispersion models to describe transport, transformation and deposition of air pollutants
Morisita's overlap index (295 words) [view diff] no match in snippet view article find links to article
overlap index, named after Masaaki Morisita, is a statistical measure of dispersion of individuals in a population. It is used to compare overlap among samples
Jewish diaspora (9,522 words) [view diff] no match in snippet view article find links to article
תפוצה) or Exile (Hebrew: Galut, גלות; Yiddish: Golus) refers to the dispersion of Israelites, Judahites, and later Jews out of what is considered their
Zeta potential (1,511 words) [view diff] no match in snippet view article find links to article
potential is a scientific term for electrokinetic potential in colloidal dispersions. In the colloidal chemistry literature, it is usually denoted using the
MEMO Model (1,843 words) [view diff] no match in snippet view article find links to article
Universität Karlsruhe. The MEMO Model together with the photochemical dispersion model MARS are the two core models of the European Zooming Model (EZM)
Refractive index (6,220 words) [view diff] no match in snippet view article find links to article
"normal dispersion", in contrast to "anomalous dispersion", where the refractive index increases with wavelength. For visible light normal dispersion means
Rossby-gravity waves (712 words) [view diff] no match in snippet view article find links to article
equatorially trapped Rossby wave) on a dispersion relation diagram ("w-k" diagram). At n = 0 on a dispersion relation diagram, the mixed Rossby-gravity
Lubrication (761 words) [view diff] no match in snippet view article find links to article
Molybdenum disulfide MoS2) a solid/liquid dispersion, a liquid such as oil or water, a liquid-liquid dispersion (a grease) or a gas. With fluid lubricants
South Coast Air Quality Management District (709 words) [view diff] no match in snippet view article find links to article
section is also responsible for oversight and commenting upon air pollution dispersion modeling studies performed as part of any environmental impact studies
Amici prism (468 words) [view diff] no match in snippet view article find links to article
the first typically being made from a medium-dispersion crown glass, and the second a higher-dispersion flint glass. Light entering the first prism is
Wind profile power law (628 words) [view diff] no match in snippet view article find links to article
profiles are generated and used in a number of atmospheric pollution dispersion models. The wind profile of the atmospheric boundary layer (surface to
Diamond (10,469 words) [view diff] no match in snippet view article find links to article
purple, pink, orange or red. Diamond also has relatively high optical dispersion (ability to disperse light of different colors). Most natural diamonds
Israel Meteorological Service (136 words) [view diff] no match in snippet view article find links to article
Coordinates: 32°0′21.14″N 34°48′51.31″E / 32.0058722°N 34.8142528°E / 32.0058722; 34.8142528 The Israel Meteorological Service is a unit of the Israeli
Latex (1,507 words) [view diff] no match in snippet view article find links to article
For other uses, see Latex (disambiguation). A latex is a stable dispersion (emulsion) of polymer microparticles in an aqueous medium. Latex itself
Prism (1,417 words) [view diff] no match in snippet view article find links to article
discussed prism dispersion in great detail in his book Opticks. He also introduced the use of more than one prism to control dispersion. Newton's description
Lipophilicity (618 words) [view diff] no match in snippet view article find links to article
non-polarity can describe the same tendency towards participation in the London dispersion force as the terms are often used interchangeably. However, the terms
Tweedie distribution (4,973 words) [view diff] no match in snippet view article find links to article
exponential dispersion models, a class of models used to describe error distributions for the generalized linear model. The term exponential dispersion model
Force dispersal (225 words) [view diff] no match in snippet view article find links to article
Force dispersal is the practice of spreading out soldiers and vehicles in an army. It is used to minimize the effects of collateral damage, such as from
The Kolsky basic model and modified model for attenuation and dispersion (677 words) [view diff] no match in snippet view article find links to article
The Kolsky basic model and modified model for attenuation and dispersion is the mathematical Q models that is most used in seismic applications. The basic
Norwegian Institute for Air Research (428 words) [view diff] no match in snippet view article find links to article
research with emphasis on the sources of air pollution and on air pollution dispersion, transport, transformation and deposition. It is also involved in the
Graded-index fiber (294 words) [view diff] no match in snippet view article find links to article
multi-mode step index is the considerable decrease in modal dispersion. Modal dispersion can be further decreased by selecting a smaller core size (less
Dispersion Technology (1,189 words) [view diff] no match in snippet view article find links to article
Dispersion Technology Inc is a scientific instrument manufacturer located in Bedford Hills, New York. Founded in 1996 by Philip Goetz (former Chairman
Sellmeier equation (517 words) [view diff] no match in snippet view article find links to article
particular transparent medium. The equation is used to determine the dispersion of light in the medium. It was first proposed in 1871 by Wilhelm Sellmeier
Useful conversions and formulas for air dispersion modeling (1,147 words) [view diff] no match in snippet view article find links to article
This article presents a set of useful conversions and formulas for air dispersion modeling of atmospheric pollutants and for complying with the various
TA Luft (794 words) [view diff] no match in snippet view article find links to article
Atmospheric dispersion modeling Bibliography of atmospheric dispersion modeling List of atmospheric dispersion models UK Atmospheric Dispersion Modelling
Dispersive partial differential equation (74 words) [view diff] no match in snippet view article find links to article
a partial differential equation that is dispersive. In this context, dispersion means that waves of different wavelength propagate at different phase
Precision (statistics) (238 words) [view diff] no match in snippet view article
In statistics, the term precision can mean a quantity defined in a specific way. This is in addition to its more general meaning in the contexts of accuracy
Sol (colloid) (97 words) [view diff] no match in snippet view article
cell fluids and paint. Artificial sols may be prepared by dispersion or condensation. Dispersion techniques include grinding solids to colloidal dimensions
Correlation ratio (625 words) [view diff] no match in snippet view article find links to article
measure of the relationship between the statistical dispersion within individual categories and the dispersion across the whole population or sample. The measure
Richardson number (575 words) [view diff] no match in snippet view article find links to article
The Richardson number (Ri) is named after Lewis Fry Richardson (1881 – 1953). It is the dimensionless number that expresses the ratio of the buoyancy term
Boussinesq approximation (water waves) (1,700 words) [view diff] no match in snippet view article
equations, called Boussinesq-type equations, which incorporate frequency dispersion (as opposite to the shallow water equations, which are not frequency-dispersive)
Air Resources Laboratory (772 words) [view diff] no match in snippet view article find links to article
models relating to climate and air quality, including the transport, dispersion, transformation and removal of pollutants from the ambient atmosphere
Optics (12,137 words) [view diff] no match in snippet view article find links to article
simpler form for the dispersion delay parameter: If D is less than zero, the medium is said to have positive dispersion or normal dispersion. If D is greater
Goodness of fit (1,171 words) [view diff] no match in snippet view article find links to article
The goodness of fit of a statistical model describes how well it fits a set of observations. Measures of goodness of fit typically summarize the discrepancy
Potato cod (315 words) [view diff] no match in snippet view article find links to article
The Potato cod, Epinephelus tukula (also called potato grouper or potato bass) is a least concern fish as labeled by the IUCN Red List, and a native fish
Chirped pulse amplification (1,497 words) [view diff] no match in snippet view article find links to article
is usually designed with positive dispersion and the compressor with negative dispersion. In principle, the dispersion of an optical device is a function
East-Asian Planet Search Network (81 words) [view diff] no match in snippet view article find links to article
Xinglong (China), and OAO (Japan), has a 2m class telescope, a high dispersion echelle spectrograph, and an iodine absorption cell for precise RV measurements
Fiber-optic communication (5,099 words) [view diff] no match in snippet view article find links to article
Scientists overcame this difficulty by using dispersion-shifted fibers designed to have minimal dispersion at 1.55 µm or by limiting the laser spectrum
Transport Chemical Aerosol Model (124 words) [view diff] no match in snippet view article find links to article
multiphase three-dimensional eulerian grid model designed for modelling dispersion of pollutants (in particular photochemical and aerosol) at mesoscale.
National Centre of Scientific Research "Demokritos" (667 words) [view diff] no match in snippet view article find links to article
Atmospheric Dispersion Modelling Liaison Committee UK Dispersion Modelling Bureau Turner, D.B. (1994). Workbook of atmospheric dispersion estimates:
Met Office (2,671 words) [view diff] no match in snippet view article find links to article
Dispersion Modelling Bureau The Met Office issues air quality forecasts made using NAME, the Met Office's medium-to-long-range atmospheric dispersion
Solitreo (215 words) [view diff] no match in snippet view article find links to article
find the other difficult to read. With the decline of Ladino and the dispersion of Mizrahi population centers, examples of Solitreo have become scarce
Maithili Sharan (123 words) [view diff] no match in snippet view article find links to article
transport of gases in pulmonary and systemic circulations including brain and dispersion of air pollutants in low wind conditions, numerical simulation of Bhopal
Intermolecular force (1,743 words) [view diff] no match in snippet view article find links to article
Ion-dipole forces van der Waals forces (Keesom force, Debye force, and London dispersion force) Information on intermolecular force is obtained by macroscopic
Dispersion polymerization (621 words) [view diff] no match in snippet view article find links to article
In polymer science, dispersion polymerization is a heterogeneous polymerization process carried out in the presence of a polymeric stabilizer in the reaction
Descriptive statistics (841 words) [view diff] no match in snippet view article find links to article
data set are measures of central tendency and measures of variability or dispersion. Measures of central tendency include the mean, median and mode, while
Multiple-prism grating laser oscillator (815 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
Spatial descriptive statistics (615 words) [view diff] no match in snippet view article find links to article
the set. Dispersion captures the degree to which points in a point set are separated from each other. For most applications, spatial dispersion should be
Group velocity (2,160 words) [view diff] no match in snippet view article find links to article
The function ω(k), which gives ω as a function of k, is known as the dispersion relation. If ω is directly proportional to k, then the group velocity
Population (1,684 words) [view diff] no match in snippet view article find links to article
utilise the effects of dispersion (such as line breeding, pure-line breeding, back-crossing). It can be shown that dispersion-assisted selection leads
Emulsion (2,590 words) [view diff] no match in snippet view article find links to article
oil-in-water emulsion, wherein the oil is the dispersed phase, and water is the dispersion medium. Second, they can form a water-in-oil emulsion, wherein water is
Cornish–Fisher expansion (358 words) [view diff] no match in snippet view article find links to article
The Cornish–Fisher expansion is an asymptotic expansion used to approximate the quantiles of a probability distribution based on its cumulants. For a
Average absolute deviation (1,497 words) [view diff] no match in snippet view article find links to article
deviations from a central point. It is a summary statistic of statistical dispersion or variability. In this general form, the central point can be the mean
Roton (334 words) [view diff] no match in snippet view article find links to article
elementary excitation, or quasiparticle, in superfluid helium-4. The dispersion relation of elementary excitations in this superfluid shows a linear increase
Phonon (3,801 words) [view diff] no match in snippet view article find links to article
the slope of the acoustic dispersion relation, (see group velocity.) At low values of (i.e. long wavelengths), the dispersion relation is almost linear
Errors and residuals (1,547 words) [view diff] no match in snippet view article find links to article
Continuous data Count data Index of dispersion Summary tables Grouped data Frequency distribution Contingency table Dependence Pearson
Commonwealth Scientific and Industrial Research Organisation (4,772 words) [view diff] no match in snippet view article find links to article
Modelling and Dispersion Team is a part of the Marine and Atmospheric Research division. Some of the widely used air-quality dispersion models developed
Kurtosis (2,495 words) [view diff] no match in snippet view article find links to article
to be a measure of the dispersion of Z2 around its expectation. Alternatively it can be seen to be a measure of the dispersion of Z around +1 and −1.
Chromatic aberration (2,257 words) [view diff] no match in snippet view article find links to article
different refractive indices for different wavelengths of light (the dispersion of the lens). The refractive index of transparent materials decreases
N-body units (271 words) [view diff] no match in snippet view article find links to article
theorem. The consequence of standard N-body units is that the velocity dispersion of the system, v, is and that the dynamical or crossing time, t, is
Yellow-edged lyretail (212 words) [view diff] no match in snippet view article find links to article
Yellow-edged lyretail is the common name for the species Variola louti. It is also commonly known as the lyretail grouper or the coronation cod. The
American Meteorological Society (2,325 words) [view diff] no match in snippet view article find links to article
whom have expertise in the applied meteorology discipline of atmospheric dispersion modeling. To the general public, however, the AMS is best known for its
Surface wave inversion (2,903 words) [view diff] no match in snippet view article find links to article
inversion process requires the gathering of seismic data, the creation of dispersion curves, and finally the inference of subsurface properties. Surface
Dispersive mass transfer (145 words) [view diff] no match in snippet view article find links to article
being dispersed, E is the dispersion coefficient, and x is the position in the direction of the concentration gradient. Dispersion can be differentiated from
Compound prism (810 words) [view diff] no match in snippet view article find links to article
"direct vision dispersion" or "nondeviating dispersion". One can achieve deviation of the incident beam while also greatly reducing the dispersion introduced
Electron hole (1,647 words) [view diff] no match in snippet view article find links to article
explanation follows. The dispersion relation determines how electrons respond to forces (via the concept of effective mass). A dispersion relation is the relationship
Quantitative genetics (19,308 words) [view diff] no match in snippet view article find links to article
"spreading apart" of the progenies' means (dispersion). Therefore, this s2t can be used to indicate the extent of dispersion over the generations. The method
Standard error (1,858 words) [view diff] no match in snippet view article find links to article
Continuous data Count data Index of dispersion Summary tables Grouped data Frequency distribution Contingency table Dependence Pearson
Stanley Mandelstam (526 words) [view diff] no match in snippet view article find links to article
convenient coordinate system for formulating his double dispersion relations. The double dispersion relations were a central tool in the bootstrap program
Variation ratio (246 words) [view diff] no match in snippet view article find links to article
The variation ratio is a simple measure of statistical dispersion in nominal distributions; it is the simplest measure of qualitative variation. It is
Line source (1,233 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
Biological dispersal (2,754 words) [view diff] no match in snippet view article find links to article
about biological dispersal in ecosystems. For other forms of dispersion, see Dispersion (disambiguation). Biological dispersal refers to both the
Aethaloperca rogaa (132 words) [view diff] no match in snippet view article find links to article
The Redmouth grouper (Aethaloperca rogaa) is a fish in the Serranidae family. It is found in the Indo-West Pacific, Red Sea, South Africa and Gilbert Islands
Flint glass (224 words) [view diff] no match in snippet view article find links to article
glass that has relatively high refractive index and low Abbe number (high dispersion). Flint glasses are arbitrarily defined as having an Abbe number of 50
Superprism (382 words) [view diff] no match in snippet view article find links to article
which an entering beam of light will lead to an extremely large angular dispersion. The ability of the photonic crystal to send optical beams with different
Emulsion polymerization (2,543 words) [view diff] no match in snippet view article find links to article
isolated from the aqueous dispersion after polymerization. In other cases the dispersion itself is the end product. A dispersion resulting from emulsion
Full width at half maximum (320 words) [view diff] no match in snippet view article find links to article
Full width at half maximum (FWHM) is an expression of the extent of a function given by the difference between the two extreme values of the independent
Popcorn seasoning (376 words) [view diff] no match in snippet view article find links to article
bubble gum. Dry popcorn seasoning may be finely granulated to enable even dispersion upon popcorn. Some oils used to cook popcorn contain popcorn seasonings
New Source Performance Standard (474 words) [view diff] no match in snippet view article find links to article
New Source Performance Standards (NSPS) are pollution control standards issued by the United States Environmental Protection Agency (EPA). The term is
Cephalopholis boenak (143 words) [view diff] no match in snippet view article find links to article
Cephalopholis boenak is a species of fish in the Serranidae family, known under many common names, including "Bluelined Coralcod", "Brown-banded Seabass"
Fano factor (511 words) [view diff] no match in snippet view article find links to article
the Fano factor, like the coefficient of variation, is a measure of the dispersion of a probability distribution of a Fano noise. It is named after Ugo Fano
NGC 5286 (493 words) [view diff] no match in snippet view article find links to article
perfectly spherical, but has a projected ellipticity of 0.12. The velocity dispersion of stars at the center of the cluster is (8.1 ± 1.0) km/s. Based upon
Hologymnosus annulatus (35 words) [view diff] no match in snippet view article find links to article
common name is Ring wrasse. They were found in salt water. The area of dispersion is Thai Sea Boundary. They were used for Fishery: Small Trading; Aquarium:
Population size (139 words) [view diff] no match in snippet view article find links to article
individuals in an idealized population that would show the same amount of dispersion of allele frequencies under random genetic drift or the same amount of
Loudspeaker acoustics (405 words) [view diff] no match in snippet view article find links to article
Important driver characteristics are: Frequency response Off-axis response (dispersion pattern, lobing) Sensitivity (dB SPL for 1 watt input) Maximum power handling
Median absolute deviation (689 words) [view diff] no match in snippet view article find links to article
data is 1. The median absolute deviation is a measure of statistical dispersion. Moreover, the MAD is a robust statistic, being more resilient to outliers
Central moment (639 words) [view diff] no match in snippet view article find links to article
In probability theory and statistics, a central moment is a moment of a probability distribution of a random variable about the random variable's mean
European Environment Agency (924 words) [view diff] no match in snippet view article find links to article
Agencies of the European Union EU environmental policy List of atmospheric dispersion models Confederation of European Environmental Engineering Societies Coordination
Iniistius pavo (36 words) [view diff] no match in snippet view article find links to article
name is Peacock wrasse. They were found in salt water. The area of dispersion is Thai Sea Boundary. They were used for Fishery: Trade ; Game: Fishing;
Agathiphaga (292 words) [view diff] no match in snippet view article find links to article
years in diapause, durability possibly a prerequisite to its possible dispersion around the Pacific islands in the seeds of Agathis. Dumbleton described
Mist (384 words) [view diff] no match in snippet view article find links to article
droplets of water suspended in air. Physically it is one instance of a dispersion. It is most commonly seen where warm, moist air meets sudden cooling,
Atmospheric chemistry (1,332 words) [view diff] no match in snippet view article find links to article
Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied. It is a
Mean squared prediction error (190 words) [view diff] no match in snippet view article find links to article
In statistics the mean squared prediction error of a smoothing or curve fitting procedure is the expected value of the squared difference between the fitted
Richardsonian Romanesque (1,436 words) [view diff] no match in snippet view article find links to article
Richardsonian Romanesque is a style of Romanesque Revival architecture named after architect Henry Hobson Richardson, whose masterpiece is Trinity Church
Dichroism (451 words) [view diff] no match in snippet view article find links to article
distinct beams of different wavelengths (colours) (not to be confused with dispersion), or one in which light rays having different polarizations are absorbed