Gamma Rays Astronomy 101

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Internet Search Results

Gamma ray - Wikipedia, the free encyclopedia
The distinction between X-rays and gamma rays has changed in recent decades. Originally, the electromagnetic radiation emitted by X-ray tubes almost invariably had a ...

Gamma-rays - NASA - Home
Gamma-rays have the smallest wavelengths and the most energy of any other wave in the electromagnetic spectrum. These waves are generated by radioactive ...

gamma ray: Definition from Answers.com
Gamma radiation, also known as gamma rays or hyphenated as gamma-rays (especially in astronomy, by analogy with X-rays) and denoted as γ, is electromagnetic radiation of ...

Gamma Rays | Radiation Protection | US EPA
This page describes gamma rays, their properties and health effects.

Gamma ray - New World Encyclopedia
Gamma rays (γ rays) is the popular name applied to gamma radiation, the most energetic form of electromagnetic radiation and thus the electromagnetic radiation with ...

Gamma Rays - Mission:Science
APA. National Aeronautics and Space Administration, Science Mission Directorate. (2010). Gamma Rays. Retrieved , from Mission:Science website: MLA

Light - Gamma Rays - ThinkQuest
GAMMA RAYS : Very early in the last century, it was discovered by a New Zealand-born British physicist, Ernest Rutherford that three different kinds of radiation are ...

Gamma-ray astronomy - Wikipedia, the free encyclopedia
Gamma-ray astronomy is the astronomical study of the cosmos with gamma rays. Gamma-rays are the most energetic form of "light" (electromagnetic radiation) that travel ...

The Electromagnetic Spectrum: Gamma rays - Andy Darvill's Science ...
UK Secondary school physics, free downloadable teaching resource ... Gamma rays are given off by stars, and by some radioactive ...

Gamma rays | Define Gamma rays at Dictionary.com
noun Physics . 1. a photon of penetrating electromagnetic radiation (gamma radiation) emitted from an atomic nucleus. 2. a photon emitted by an electron as a result ...

* Latest Astronomy in the News *

Universal Detection Technology's Smartphone Compatible Radiation Detection ...
MarketWatch (press release)
The device will utilize a cesium iodide scintillator for the detection of gamma rays and have a 0.001 to 9.999 uSv/h detection range. "Both the detector and user-friendly smartphone application are being developed with the objective of creating a ...

and more »

Delta Gamma show helps area nonprofits
Sarasota Herald-Tribune
Delta Gamma fraternity members from left: GiGi Conway, Marge Stapleton, Jean Clark and Judi O'Malley at the Jan. 28 Sarasota Alumnae of Delta Gamma 18th Annual Rays of Light, Service for Sight luncheon and fashion show. Proceeds from the event went to ...

The Grand Rapids Press - MLive.com

Gamma Rays: CPP production features unique staging
The Grand Rapids Press - MLive.com
Theatre fans who attend the Central Park Players production of "The Effect of Gamma Rays on Man-in-the-Moon Marigolds" in March will experience something not done before in a CPP production: They will watch the performance from seats on the stage.

Palm Beach Post

40-year-old 'Gamma Rays' still a theater asset
Palm Beach Post
By Hap Erstein | Arts and Culture, Theater | January 13, 2012 Laura Turnbull, Skye Coyne and Arielle Hoffman star in Paul Zindel's Pulitzer Prize-winning play, 'The Effect of Gamma Rays on Man-in-the-Moon Marigolds'. (Photo by Alicia Donelan) ...
Dramaworks' drama 'Marigolds' blooms with Turnbull's stellar turnSun-Sentinel

all 2 news articles »

msnbc.com

A new way to find rare gamma-ray star twins discovered
msnbc.com
As a special pulsing star passes through the particles streaming from its companion, it emits high-energy gamma rays. By Nola Taylor Redd Astronomers have discovered a rare binary star system by following its powerful gamma-ray signal — a find that ...
NASA's Fermi Space Telescope Explores New Energy ExtremesIEWY News
Binary star system found by following gamma-ray signalPhysOrg.com
Rare multiple star system discoveredABC Science Online
Science Careers Blog (subscription) -LiveScience.com
all 13 news articles »

Tidal Disruption of a Star
Physics
Last spring, the Swift satellite measured a flare of x rays and gamma rays from a distant galaxy that has the hallmarks of such a jet that happens to point right at us. Long-lived jets may explain many bright astronomical objects, such as quasars, ...

Radioisotope Recipe Lacks One Ingredient: Cash
New York Times
It is useful in diagnostic tests because it throws off an easy-to-detect gamma ray; also, because it breaks down very quickly, it gives only a small dose of radiation to the patient. But the recipe for tech 99 requires another isotope, molybdenum 99, ...

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Universal Detection Technology Issues an Update on the Development of the ...
MarketWatch (press release)
The device will measure elevated levels of gamma radiation and transmit that data to a Bluetooth-ready smartphone. The dedicated smartphone app in development by the Company will give the user the ability to use simple menu-driven features to test for ...

and more »

Radiation meets food
PhysicsToday.org
The essence of the process is that radiation disrupts a cell's chromosomal DNA; if the cell is unable to repair that lesion, it dies. The food may be exposed to high-energy photons—gamma rays or x rays—or high-energy electrons.

What is nuclear waste and why be concerned?
La Ronge Northerner
Atomic radiation: refers to the alpha, beta, or gamma projectiles given off by a radioactive material. While other forms of radiation (xrays, heat lamps, microwaves ovens) can be shut off by turning a switch, atomic radiation cannot be stopped or ...