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The Basic Principles Of เลเซอร์

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Lasers can also have large temporal coherence, which permits them to emit light with an exceptionally slender frequency spectrum. Temporal coherence can even be made use of to supply ultrashort pulses of sunshine having a broad spectrum but durations as shorter as an attosecond.[7] Chemical lasers are powered by a https://adolfe074adh0.blogoxo.com/profile

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