leakage radiation
81Semiconductor detector — A semiconductor detector is a device that uses a semiconductor (usually silicon or germanium) to detect traversing charged particles or the absorption of photons. In the field of particle physics, these detectors are usually known as silicon… …
82Acoustic metric — In mathematical physics, a metric describes the arrangement of relative distances within a surface or volume, usually measured by signals passing through the region – essentially describing the intrinsic geometry of the region. An acoustic metric …
83Caesium-137 — For the band, see Cesium 137 (band). Caesium 137 Full table General Name, symbol Caesium 137,137Cs Neutrons 82 …
84Moonbase Alpha (Space: 1999) — This article is about the setting of Space: 1999, a television series. For the NASA computer game, see Moonbase Alpha (video game). Moonbase Alpha Moon, Plato …
85Thermal insulation — The term thermal insulation can refer to materials used to reduce the rate of heat transfer, or the methods and processes used to reduce heat transfer.Heat energy can be transferred by conduction, convection, radiation or when undergoing a phase… …
86Cataract — For other uses, see Cataract (disambiguation). Cataract Classification and external resources Magnified view of cataract in human eye, seen on examination with a slit lamp using diffuse illumination …
87International Nuclear Event Scale — The International Nuclear and Radiological Event Scale (INES) was introduced in 1990[1] by the International Atomic Energy Agency (IAEA) in order to enable prompt communication of safety significance information in case of nuclear accidents. The… …
88Aurora (astronomy) — Aurora Borealis redirects here. For other uses, see Aurora Borealis (disambiguation). Aurora Australis redirects here. For the ship, see Aurora Australis (icebreaker). For the book, see Aurora Australis (book). Northern lights redirects here. For …
89Urinary incontinence — Classification and external resources ICD 10 N39.3 N39.4, R32 …
90Image noise — Noise clearly visible in an image from a digital camera Image noise is random (not present in the object imaged) variation of brightness or color information in images, and is usually an aspect of electronic noise. It can be produced by the… …
