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Why is the probability of the photoelectric effect occurring higher for low energy gamma rays? I'd like a physical answer not just equations.

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    $\begingroup$ Why the downvote? This is a great question. $\endgroup$
    – user4552
    Jan 2 '18 at 14:46
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    $\begingroup$ Agreed, a good question, Pity I used up my votes. I have never thought of that before... $\endgroup$
    – QuIcKmAtHs
    Jan 2 '18 at 14:53