number density

[′nəm·bər ‚den·səd·ē]

(physics)

The number of particles per unit volume.

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References in periodicals archive ?

Hence, to understand the conduction mechanism, it is most important to determine number density (n) and mobility ([mu]) of charge carriers quantitatively.

Dielectric, Transport, and Thermal Properties of Clay-Based Polymer Nanocomposites

0] is the reference particle number density as a criteria of the fluid volume, which is defined by the initial particle number density in a regular distribution of particles, and [DELTA]t is the time increment of computation.

Computational wave dynamics for innovative design of coastal structures

Given the rate of stars falling onto black holes and the number density of black holes in the nearby universe, we calculated how many such transients Pan-STARRS should have detected over a period of operation of 3.

Do Event Horizons Really Exist Around Black Holes?

ij] is the intensity and wavelength corresponds to transition from i to j, h is the Planck's constant, n number density of emitting species, c is the speed of light, U(T) partition function, [A.

Investigation of intensity distribution by image analysis for DC discharge

2005) in order to predict microphysical cirrus properties such as size and number density (Luebke et al.

ML-CIRRUS: the airborne experiment on natural Cirrus and contrail cirrus with the high-altitude Long-Range Research Aircraft HALO

Such conditions are only possible by employing microreactors according to Novel Process Windows postulates: The aim is to boost the reaction kinetics both by providing a high photon number density and through thermal intensification.

Photovitamin Windows: Microprocessing photovitamin D3 using photo-high-T intensification

Changes in the population density of urban areas, by country, 2000-10 Change in Number Proportion Number Proportion Total average of urban of urban of urban of urban number density areas with areas with areas with areas with of urban (people increasing increasing decreasing decreasing areas per sq.

KEY INDICATORS

Phoenix-S1, after launch from an observation site called S17 on Antarctic continent ice sheet, climbed up being suspended under a rubber balloon while aerosol number density observation and sampling were performed.

Balloon-assisted UAV brings back stratospheric aerosol samples

The number of selenium atoms in a nanocrystal is found by multiplying the volume of a nanocrystal by the number density of selenium in CdSe.

Time-evolution of electrophoretically deposited CdSe nanocrystal films

where "NV" is the number density of primordial follicles; and "V" is the ovarian volume.

Modulatory effect of gonadotropins on rats' ovaries after nandrolone decanoate administration: a stereological study

Interval number density middle operator in uncertain multiple attribute decision making, Journal of Northeastern University (Natural Science) 29(10): 1509-1516.

Density aggregation operators based on the intuitionistic trapezoidal fuzzy numbers for multiple attribute decision making

In addition, they also successfully measured the number density of galaxies with 10 times less luminosity than ones previously observed with the conventional millimeter instruments.