background density

плотность вмещающей горной породы

English-Russian dictionary of geology. 2011.

Смотреть что такое "background density" в других словарях:

  • background density — in radiography, the density of a processed film due to factors other than the radiation exposure received through the recorded objects or structures, e.g., inherent (film) density, scatter radiation, or fogging …   Medical dictionary

  • Background density — Оптическая плотность фона; оптическая плотность (участка) изображения, не несущего информацию …   Краткий толковый словарь по полиграфии

  • Background Oriented Schlieren technique — Background Oriented Schlieren (BOS) is a novel technique for flow visualization of density gradients in fluids using the Gladstone Dale relation between density and refractive index of the fluid.BOS simplifies the visualization process by… …   Wikipedia

  • Density 21.5 — is a piece of music for solo flute written by Edgard Varèse in 1936 and revised in 1946. The piece was composed at the request of Georges Barrère for the premiere of his platinum flute, the density of platinum being close to 21.5 grammes per… …   Wikipedia

  • Background field method — In theoretical physics, background field method is a useful procedure to calculate the effective action of a quantum field theory by expanding a quantum field around a classical background value B :: phi(x) = B(x) + eta (x).After this is done,… …   Wikipedia

  • Cosmic microwave background radiation — CMB and Cosmic background radiation redirect here. For other uses see CMB (disambiguation) and Cosmic background (disambiguation). Physical cosmology …   Wikipedia

  • Cosmic Background Explorer — (COBE) General information NSSDC ID 1989 089A Organization NASA …   Wikipedia

  • Timeline of cosmic microwave background astronomy — Timeline of cosmic microwave background astronomyThermal (non microwave background) temperature predictions* 1896 Charles Edouard Guillaume estimates the radiation of the stars to be 5.6K. [Guillaume, C. E., 1896, La Nature 24, series 2, p. 234,… …   Wikipedia

  • Cosmic neutrino background — Physical cosmology Universe · Big Bang …   Wikipedia

  • Cosmic infrared background — (CIB) is a mysterious infrared light coming from outer space. It is slowly being resolved into specific sources by infrared telescopes. In some ways it is analogous to the cosmic microwave background, but at shorter wavelengths. Contents 1… …   Wikipedia

  • Discovery of cosmic microwave background radiation — Bell Labs Horn Antenna in Crawford Hill, NJ In 1965 while using the Horn Antenna, Penzias and Wilson stumbled on the microwave background radiation that permeates the universe. This article concerns the accidental discovery of cosmic microwave… …   Wikipedia

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