- fast gamma rays
- гамма-излучение, образующееся при взаимодействии быстрых нейтронов
English-Russian small dictionary of medicine. 2015.
English-Russian small dictionary of medicine. 2015.
Fast neutron therapy — Intervention ICD 10 PCS D?0?5ZZ ICD 9: 92.26 Fast neutron therapy utilizes high energy neutrons typically greater than 20 MeV … Wikipedia
Gamma ray burst emission mechanisms — are theories that explain how the energy from a gamma ray burst progenitor (regardless of the actual nature of the progenitor) is turned into radiation. These mechanisms are a major topic of research as of 2007. Neither the light curves nor the… … Wikipedia
Terrestrial gamma-ray flash — Terrestrial gamma ray flashes (TGFs) are bursts of gamma rays in the earth s atmosphere. TGFs have been recorded to last 0.2 to 3.5 milliseconds, and have energies of up to 20 MeV. They are probably caused by electric fields produced above… … Wikipedia
Orthovoltage X-rays — Intervention ICD 9: 92.22 OPS 301 code: 8 521 Orth … Wikipedia
Megavoltage X-rays — Intervention ICD 9: 92.24 Megavoltage X rays are produced by linear accelerators ( linacs ) operating at voltages in excess of 1000 kV (1 MV) range, and therefore have an energy in the MeV ran … Wikipedia
radiation measurement — ▪ technology Introduction technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement. The term ionizing radiation refers to those… … Universalium
radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… … Universalium
Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
X-ray astronomy — X rays start at 0.008 nm and extend across the electromagnetic spectrum to 8 nm, over which the Earth s atmosphere is opaque. X ray astronomy is an observational branch of astronomy which deals with the study of X ray observation and detection… … Wikipedia
Scintillator — Scintillation crystal surrounded by various scintillation detector assemblies … Wikipedia
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium