x-ray fluorescence (xrf)inside.mines.edu/~lwiencke/ph300/f13/quantum/l27-xrf.pdf · art &...
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X-Ray Fluorescence (XRF) A tale of three parts 1. Measure atomic # (Z) for first time 2. Tragedy 3. Innovation and Application (XRF)
Henry Moseley 1887-1915
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X-rays
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Sqrt(frequency)
Atom
ic N
umbe
r
L series
K series
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1914: Moseley resigned at Manchester to return to Oxford to pursue his research. World War I broke out, he turned down a job offer and enlisted in the Royal Engineers. He fought at Gallipoli (Turkey) , where he was killed in action by a sniper in 1915 Isaac Asimov once wrote that "In view of what he [Moseley] might still have accomplished ... his death might well have been the most costly single death of the war to mankind generally."[5] Because of Moseley's death in the War, the British government began a policy of no longer allowing their scientists to enlist for combat.[6]
Moseley was 28 years old when he died
From Wikipedia….
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SAMPLE
X-RAY Source
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