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A Rochon Prism. A Rochon prism is a type of polariser. It is made from two prisms of a birefringent material such as calcite, which are cemented together. [1] The Rochon prism was invented by and is named after Abbé Alexis Marie Rochon. It is in many ways similar to the Wollaston prism, but one ray (the ordinary ray) passes through the prism ...
Greenhouse–Geisser correction. The Greenhouse–Geisser correction is a statistical method of adjusting for lack of sphericity in a repeated measures ANOVA. The correction functions as both an estimate of epsilon (sphericity) and a correction for lack of sphericity. The correction was proposed by Samuel Greenhouse and Seymour Geisser in 1959.
Gender-responsive prisons. Gender-responsive prisons (also known as gender-responsive corrections or gender-responsive programming) are prisons constructed to provide gender-specific care to incarcerated women. Contemporary sex-based prison programs were presented as a solution to the rapidly increasing number of women in the prison industrial ...
The Vienna Rectifier provides the following features: Three-phase three-level three-switch PWM rectifier with controlled output voltage [2] Three-wire input, no connection to neutral. Ohmic mains behaviour [3] Boost system (continuous input current) Unidirectional power flow [4] High power density. Low conducted common-mode electro-magnetic ...
Distortion (optics) Not to be confused with spherical aberration, a loss of image sharpness that can result from spherical lens surfaces. In geometric optics, distortion is a deviation from rectilinear projection; a projection in which straight lines in a scene remain straight in an image. It is a form of optical aberration .
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