energy reflection coefficient

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• Reflection seismology — (or seismic reflection) is a method of exploration geophysics that uses the principles of seismology to estimate the properties of the Earth s subsurface from reflected seismic waves. The method requires a controlled seismic source of energy,… …   Wikipedia

• Reflection (physics) — Reflection is the change in direction of a wave front at an between two different media so that the wave front returns into the medium from which it originated. Common examples include the reflection of light, sound and water waves. Law of… …   Wikipedia

• coefficient — 1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under stated conditions. 2. The ratio or factor that relates a quantity… …   Medical dictionary

• coefficient of reflection — noun the fraction of radiant energy that is reflected from a surface • Syn: ↑reflection factor, ↑reflectance, ↑reflectivity • Hypernyms: ↑coefficient …   Useful english dictionary

• reflection factor — noun the fraction of radiant energy that is reflected from a surface • Syn: ↑coefficient of reflection, ↑reflectance, ↑reflectivity • Hypernyms: ↑coefficient * * * noun : reflectance …   Useful english dictionary

• Total internal reflection — The larger the angle to the normal, the smaller is the fraction of light transmitted, until the angle when total internal reflection (blue line) occurs. (The color of the rays is to help distinguish the rays, and is not meant to indicate any… …   Wikipedia

• Signal reflection — occurs when a signal is transmitted along a transmission medium, such as a copper cable or an optical fiber, some of the signal power may be reflected back to its origin rather than being carried all the way along the cable to the far end. This… …   Wikipedia

• Noise Reduction Coefficient — The Noise Reduction Coefficient (commonly abbreviated NRC) is a scalar representation of the amount of sound energy absorbed upon striking a particular surface. An NRC of 0 indicates perfect reflection; an NRC of 1 indicates perfect absorption.In …   Wikipedia

• Noise reduction coefficient — The noise reduction coefficient (commonly abbreviated NRC) is a scalar representation of the amount of sound energy absorbed upon striking a particular surface. An NRC of 0 indicates perfect reflection; an NRC of 1 indicates perfect absorption.… …   Wikipedia

• коэффициент отражения по энергии — Отношение энергии отраженной волны к энергии падающей волны у границы раздела сред. [Система неразрушающего контроля. Виды (методы) и технология неразрушающего контроля. Термины и определения (справочное пособие). Москва 2003 г.] Тематики виды… …   Справочник технического переводчика

• Impedance matching — In electronics, impedance matching is the practice of designing the input impedance of an electrical load (or the output impedance of its corresponding signal source) to maximize the power transfer and/or minimize reflections from the load.… …   Wikipedia