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specular density

См. также в других словарях:

  • specular reflection — (in ultrasonics) the reflection of sound waves from the surface of an internal structure, which can be used to produce a picture of the surface as a sonogram (see ultrasonography). A specular reflection contrasts with vaguer diffuse echoes… …   Medical dictionary

  • specular reflection — (in ultrasonics) the reflection of sound waves from the surface of an internal structure, which can be used to produce a picture of the surface as a sonogram (see ultrasonography). A specular reflection contrasts with vaguer diffuse echoes… …   The new mediacal dictionary

  • callier quotient — ˈkalˌyā noun Usage: capitalized C Etymology: after A. Callier fl 1909 French photography expert : the ratio of specular density to diffuse density called also Q factor …   Useful english dictionary

  • Titan (moon) — Titan Titan in 2005 by Cassini spacecraft Discovery Discovered by Christiaan Huygens …   Wikipedia

  • Laser safety — A typical laser warning symbol. Laser safety is safe design, use and implementation of lasers to minimize the risk of laser accidents, especially those involving eye injuries. Since even relatively small amounts of laser light can lead to… …   Wikipedia

  • Neutron reflectometry — Science with Neutrons Foundations Neutron temperature Flux · Radiation  …   Wikipedia

  • Neutron Reflectometry — is a laboratory technique for measuring the structure of thin films, similar to the often complementary techniques of X ray reflectivity and ellipsometry. The technique provides valuable information over a wide variety of scientific and… …   Wikipedia

  • Light meter — A light meter is a device used to measure the amount of light. In photography, a light meter is often used to determine the proper exposure for a photograph. Typically a light meter will include a computer, either digital or analogue, which… …   Wikipedia

  • X-ray reflectivity — sometimes known as X ray Specular Reflectivity, X ray Reflectometry, or XRR for short, is a surface sensitive analytical technique used in chemistry, physics, and materials science to characterize surfaces, thin films and multilayers. [ Holy, V.… …   Wikipedia

  • Gouraud shading — Gouraud shading, named after Henri Gouraud, is a method used in computer graphics to simulate the differing effects of light and colour across the surface of an object. In practice, Gouraud shading is used to achieve smooth lighting on low… …   Wikipedia

  • Quantum reflection — is a physical phenomenon involving the reflection of a matter wave from an attractive potential. In classical physics, such a phenomenon is not possible; for instance when one magnet is pulled toward another, you do not expect one of the magnets… …   Wikipedia

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