- gamma field
- any area subjected to radiation from an unshielded or slightly shielded gamma radiation source.
Medical dictionary. 2011.
Medical dictionary. 2011.
Gamma-ray astronomy — is the astronomical study of the cosmos with gamma rays. Early history Long before experiments could detect gamma rays emitted by cosmic sources, scientists had known that the universe should be producing these photons. Work by Eugene Feenberg… … Wikipedia
Gamma Theta Upsilon — (GTU) is an international honor society in geography.HistoryOn May 15, 1928, a local professional fraternity by the name of Gamma Theta Upsilon was formed at Illinois State University under the guidance of Dr. R. G. Buzzard. Before that is was… … 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
Gamma ray — Gamma rays (denoted as gamma;) are a form of electromagnetic radiation or light emission of frequencies produced by sub atomic particle interactions, such as electron positron annihilation or radioactive decay. Gamma rays are generally… … Wikipedia
Gamma Phi Circus — Gamma Phi Circus, sponsored by Illinois State University, is the oldest collegiate circus in the United States. It began as the Gamma Phi fraternity, founded in 1929 by ISU gymnastics instructor Clifford Pop Horton. The fraternity s first circus… … Wikipedia
Gamma (disambiguation) — Gamma is the third letter of the Greek alphabet. Gamma may also refer to:cience and mathematicsGeneral* Gamma wave, a type of brain wave * Latin gamma, used as an IPA symbol for voiced velar fricative, and in the alphabets of African languages *… … Wikipedia
Gamma Pavonis — Constelación Pavo Ascensión recta α 21h 26min 2,6s Declinación δ 65º 21’ 58’’ Distancia … Wikipedia Español
Gamma Nu Eta — (ΓΝΗ or GNH) is the national Information Technology Honor Society for students in the United States. It was organized to recognize and promote excellence in the study and the leadership of Information Technology, to offer knowledge and services… … Wikipedia
Gamma ray — Gam ma ray n. (Physics) A very penetrating electromagnetic ray not appreciably deflected by a magnetic or electric field, emitted by radioactive substances. Gamma rays are photons of electromagnetic radiation having a wavelength shorter than that … The Collaborative International Dictionary of English
gamma — [gam′ə] n. [ME < Gr < Sem, as in Heb gimel, akin to gamal, camel] 1. the third letter of the Greek alphabet (Γ, γ) 2. the third of a group or series 3. a microgram 4. a number indicating the degree of contrast between the darkest and… … English World dictionary