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138:(5 December 1895 – 12 June 1971) was a physicist notable for his studies of X-rays. He obtained his PhD in 1922 under
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made the surprising observation that cosmic ray absorption in water is less than in air for same
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thickness. In 1938, Kulenkampff was the first to correctly explain this effect in terms of
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An account of
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188:The Origin of the Concept of Nuclear Forces,
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165:decay, and this then enabled
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76:Studies of X-ray behaviour
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146:with a thesis entitled:
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297:German physicist stubs
102:University of Würzburg
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167:Hans Heinrich Euler
136:Helmuth Kulenkampff
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181:References
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