phase-shifting element

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• Shifting cultivation — For methods, see slash and burn Shifting cultivation is an agricultural system in which plots of land are cultivated temporarily, then abandoned. This system often involves clearing of a piece of land followed by several years of wood harvesting… …   Wikipedia

• Lattice phase equaliser — A lattice phase equaliser or lattice filter is an example of an all pass filter. That is, the attenuation of the filter is constant at all frequencies but the relative phase between input and output varies with frequency. The lattice filter… …   Wikipedia

• rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …   Universalium

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• Steve Reich — Stephen Michael Reich (born October 3, 1936) is an American composer who pioneered the style of minimalism. His innovations include using tape loops to create phasing patterns (examples are his early compositions, It s Gonna Rain and Come Out ),… …   Wikipedia

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• Electronically scanned array — An electronically scanned array (ESA), or a phased array, offers many advantages over mechanically scanned antennas such as instantaneous beam scanning, the availability of multiple concurrent agile beams and concurrently operating radar modes.… …   Wikipedia

• The Dark Side of the Moon — This article is about the album by Pink Floyd. For other uses, see Dark side of the Moon. The Dark Side of the Moon …   Wikipedia

• Optical coherence tomography — Intervention Optical Coherence Tomography (OCT) image of a sarcoma MeSH …   Wikipedia