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Paul Peter Ewald
open-in-new
<p>Paul Peter Ewald, <a href="/facts/Fellow_of_the_Royal_Society/cWs8TdC5">FRS</a> (January 23, 1888 – August 22, 1985) was a German <a href="/facts/Crystallography/9B5toeqG">crystallographer</a> and <a href="/facts/Physicist/cQcgvSIm">physicist</a>, a pioneer of <a href="/facts/X-ray_diffraction/WtI0F5DN">X-ray diffraction</a> methods. </p>