| 31. | Explosions of thermonuclear bombs, however, do emit copious gamma rays into the atmosphere.
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| 32. | This is much larger than the attenuation length for gamma rays.
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| 33. | Gamma rays are approximately 50 % of the total energy output.
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| 34. | Labov said as he displayed the Ultra-High Resolution Gamma Ray and Neutron Spectrometers.
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| 35. | The gamma ray bursts are tracers of what the early universe looked like.
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| 36. | He also researched the photodisintegration of light nuclei by gamma rays.
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| 37. | Gamma rays are emitted by atomic nuclei in some radioactive disintegrations.
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| 38. | What material is used to design lenses for gamma ray photography?
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| 39. | Gamma ray astronomy has become a vibrant field promising new insights into cosmic evolution.
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| 40. | The gamma ray burst phenomenon was discovered in 1967, but the bursts remain mysterious.
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