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    Laser

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    Compare the number of spontanious and stimulated emissions. Give a simple illustration. Why LASER action is not possible at igh Frequencies?

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    https://brainmass.com/physics/first-law-of-thermodynamics/lasers-probability-laser-transition-lasing-high-frequency-221110

    Solution Preview

    Please see the attachment for the short essay that describes a comparison between the number of sponatanious and stimulated transitions and the probability of laser action. This is explained in terms of the Einstein Coefficient. Also this essay explains why laser action is not possible at high frequencies.

    The number of transitions, Spontaneous and stimulated, Probability for laser Transition

    Abstract
    This short essay describes a comparison between the number of sponatanious and stimulated ...

    Solution Summary

    This short essay describes a comparison between the number of sponatanious and stimulated transitions and the probability of laser action. This is explained in terms of the Einstein Coefficient. Also this essay explains why laser action is not possible at high frequencies

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