Hans-Hermann Hupfeld

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Gustav Theodor Hans Hermann Hupfeld (November 28, 1905November 11, 1942) was a German physicist known for his work on the scattering of gamma rays.

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[edit] Early career

Hans-Hermann Hupfeld was born on the farm of his parents, in Klein-Varchow, Mecklenburg, Germany. He graduated with a degree in Physics and worked with Prof. Otto Hahn and Prof. Lise Meitner; this research resulted in the discovery of the so-called Meitner–Hupfeld effect.

The Meitner-Hupfeld effect is an anomalously large scattering of Gamma rays by heavy elements. Later on, the Meitner–Hupfeld effect was explained by a broad theory from which evolved the Standard Model, a theory for explaining the structure of the atomic nucleus. The anomalous gamma-ray behavior was eventually ascribed to electron–positron pair production and annihilation.

Although Professor Meitner was recognized for her work[1], Dr. Hupfeld is usually ignored, and little or no account of his life exists.

[edit] Later career

Disgruntled by lack of recognition, Dr. Hupfeld left the Kaiser Wilhelm Institut (now known as the Max Planck Society) in Berlin and worked for the private industry until his death at the age of 36 during World War II in the Russian Caucasus. According to letters sent by german army to his widow, he fell on November 11, 1942, on Nisch Ssaniba, Caucasus, near Yalta.

There are a number of curious coincidences in his life with notable events in Physics: the Annus Mirabilis Papers and the 100th anniversary of his birthday coincided with the United Nation's World Year of Physics.

Dr. Hupfeld was survived by three daughters, who now live in São Paulo in Brazil.

[edit] See also

[edit] References

  1. ^ Brown LM, Moyer DF (1984). "Lady or tiger?—The Meitner–Hupfeld effect and Heisenberg's neutron theory". American Journal of Physics 52 (2): 130-136. DOI:10.1119/1.13920.


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