reflection energy
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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 high energy electron diffraction — (RHEED) is a technique used to characterize the surface of crystalline materials. RHEED systems gather information only from the surface layer of the sample, which distinguishes RHEED from other materials characterization methods that rely also… … 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
reflection — reflectional, adj. reflectionless, adj. /ri flek sheuhn/, n. 1. the act of reflecting or the state of being reflected. 2. an image; representation; counterpart. 3. a fixing of the thoughts on something; careful consideration. 4. a thought… … Universalium
Reflection nebula — In Astronomy, reflection nebulae are clouds of dust which are simply reflecting the light of a nearby star or stars. The energy from the nearby star, or stars, is insufficient to ionize the gas of the nebula to create an emission nebula, but is… … Wikipedia
Reflection loss — In telecommunications, reflection loss occurs on a line which results in part of the energy being reflected back to the source. This can occur: #At a discontinuity or impedance mismatch, e.g. in a transmission line, the ratio of the incident… … Wikipedia
Energy development — Schematic of the global sources of energy in 2006 2007 … Wikipedia
Energy policy of the United States — The energy policy of the United States is determined by federal, state and local public entities in the United States, which address issues of energy production, distribution, and consumption, such as building codes and gas mileage standards.… … Wikipedia
Total Internal Reflection — The trapping of light by refraction and reflection at critical angles inside a semiconductor device so that it cannot escape the device and must be eventually absorbed by the semiconductor … Energy terms
total internal reflection — The trapping of light by refraction and reflection at critical angles inside a semiconductor device so that it cannot escape the device and must eventually be absorbed by the semiconductor. Solar Electric Glossary … Energy terms
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
