Quasars emit significant amounts of radiation from the Lymanα transition. When the spectrum is observed on Earth, it is found that...
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Quasars emit significant amounts of radiation from the Lymanα transition. When the spectrum is observed on Earth, it is found that the Lymanα line is accompanied by many absorption lines, called the Lymanα forest. What is the origin of these lines? (See Figure 17-5, Comins and Kaufmann, Discovering the Universe, 8th ed.)
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