The Total Reflection of X-rays


As has been discovered by Compton1, X-rays falling on a polished surface at small glancing angles are totally—or at least nearly totally—reflected. This phenomenon was explained by Compton as being due to the fact that the index of refraction of X-rays is a little less than unity: n=1, where is small compared 2 with unity.

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  1. 1

    A. H. Compton, Phil. Mag., 45, 1121; 1923.

  2. 2

    W. Linnik and W. Laschkarew, Zeitschr. f. Phys., 38, 659; 1926.

  3. 3

    My attention was first directed to this point by Prof. Kramers.

  4. 4

    H. Kallmann and H. Mark, Ann. d. Phys., 82, 585; 1927.

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PRINS, J. The Total Reflection of X-rays. Nature 120, 188–189 (1927).

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