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Topic: Gamma letter


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  Gamma ray - Open Encyclopedia   (Site not responding. Last check: 2007-11-03)
Gamma rays (often denoted by the Greek letter gamma, γ) are an energetic form of electromagnetic radiation (see Electromagnetic spectrum) produced by radioactivity or other nuclear or subatomic processes such as electron-positron annihilation.
Gamma rays from nuclear fallout would probably cause the largest number of casualties in the event of the use of nuclear weapons in a nuclear war.
Gamma rays, x-rays, visible light, and UV rays are all forms of electromagnetic radiation.
open-encyclopedia.com /Gamma_ray   (1057 words)

  
 Read about Gamma ray at WorldVillage Encyclopedia. Research Gamma ray and learn about Gamma ray here!   (Site not responding. Last check: 2007-11-03)
Rather, gamma rays are distinguished from X rays by their origin.
Gamma ray is a term for high-energy electromagnetic radiation produced by nuclear transitions, while X ray is a term for high-energy electromagnetic radiation produced by energy transitions due to accelerating electrons.
Materials for shielding gamma rays are typically illustrated by the thickness required to reduce the intensity of the gamma rays by one half (the half value layer or HVL).
encyclopedia.worldvillage.com /s/b/Gamma_ray   (1238 words)

  
 Learn more about Gamma ray in the online encyclopedia.   (Site not responding. Last check: 2007-11-03)
Gamma rays (often denoted by the Greek letter gamma, γ) are an energetic form of electromagnetic radiation (see Electromagnetic spectrum) produced by radioactivity or other nuclear or subatomic processes such as electron-position annihilation.
Gamma rays are more penetrating than either alpha or beta radiation, but less ionizing.
Shields that reduce gamma ray intensity by 50% include 1cm (0.4 inches) of lead, 6cm (2.4 inches) of concrete or 9cm (3.6 inches) of packed dirt.
www.onlineencyclopedia.org /g/ga/gamma_ray.html   (841 words)

  
 gamma tabletop   (Site not responding. Last check: 2007-11-03)
Gamma Scientific Inc.Company logo placed on interface of each CD to be given post-conference.1 complimentary registration to attend the Conference.1 complimentary skirted tabletop...
Gamma World was one of the very first roleplaying games with a science-fiction setting...
Gamma adjustment is important, as computers and home...
1st-dinnerware-equipment.us /38/gamma-tabletop.html   (528 words)

  
 gamma - Greek letter, Wendy Carlos musical scale, Erv Wilson music notation symbol
Paul Hahn (Yahoo tuning group message 1873, Fri Mar 19, 1999 1:59 pm) has pointed out that the number of steps per octave is very nearly the sum of the numbers of steps per octave in Carlos's alpha and beta scales.
Used in its lower-case form γ as an additional letter-name used in Erv Wilson's notations, signifying a note near "G", but with a musical function which is separate from "G", in whatever particular scale the notation is describing.
During medieval times (c.900 AD), the ancient Greek tetrachord system was adapted to the needs of the "Gregorian" plainchant used in church services by the Franks, by reorganizing the intervallic structure of the tetrachords as if they ocurred a tone lower.
tonalsoft.com /enc/g/gamma.aspx   (509 words)

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