| 31. | He also researched the photodisintegration of light nuclei by gamma rays.
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| 32. | The gamma ray bursts are tracers of what the early universe looked like.
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| 33. | Irradiation technology uses gamma rays to kill microorganisms and halt spoilage in food.
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| 34. | We think there is very good circumstantial evidence for a gamma ray burst.
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| 35. | This is much larger than the attenuation length for gamma rays.
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| 36. | Explosions of thermonuclear bombs, however, do emit copious gamma rays into the atmosphere.
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| 37. | Gamma ray bursts can have harmful or destructive effects on life.
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| 38. | For about 40 seconds, the satellite measured a sharp pulse of gamma rays.
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| 39. | The atmosphere absorbs all gamma rays approaching Earth from space.
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| 40. | The two resulting gamma rays ( ? ) are detectable.
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