By Darryl J. Leiter
One other vital survey within the extraordinary Scientists sequence, A to Z of Physicists focuses not just at the lives and personalities of these profiled, but additionally on their study and contributions to the sphere. a desirable and significant component of this quantity is the eye paid to the hindrances that ladies and minority physicists have conquer to arrive their own ambitions. via incidents, quotations, and pictures, the entries painting anything of the human face that is usually misplaced in books on technological know-how and scientists. A to Z of Physicists positive factors one hundred fifty entries and 50 black-and-white images. Culturally inclusive and spanning the total diversity of physicists from precedent days to the current day, this is often a great source for college kids and basic readers attracted to the historical past of physics or the numerous features of the non-public lives of significant physicists.
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Extra resources for A to Z of Physicists. Notable Scientists [biographies]
The neutron had been discovered in 1932 and the physics of neutron interactions was just starting to be explored. Suspecting that the neutron had a magnetic moment, that is, a measure of the strength of a magnet, he drew on his expertise in ferromagnetism and devised a method for polarizing neutrons in a ferromagnetic material. In his first studies, using an extremely simple neutron source, he discovered that a direct proof of the magnetic moment of free neutrons could be obtained through the strength of its magnetic field observing magnetic scattering of neutrons in a ferromagnetic substance such as iron.
In 1909 Barkla became professor of physics at Kings College, London, and in 1913 he became professor of natural philosophy at Edinburgh University. In the years that followed he received many honors for this work, all culminating in the 1917 Nobel Prize in physics. The last years of his life were saddened by the death of his youngest son, Flight Lieutenant Michael Barkla, a brilliant scholar, who was killed in action in 1943. Barkla remained at Edinburgh University until his death at his home, Braidwood, in Edinburgh, on October 23, 1944, at the age of 67.
He later came to epitomize the socially responsible scientist, working tirelessly in the interests of nuclear disarmament. Hans Albrecht Bethe was born on July 2, 1906, in Strasbourg, Germany (now France), the son of a university professor. He studied at the University of Frankfurt for two years and then transferred to the University of Munich, where he worked under the eminent ARTHUR SOMMERFELD. D. in 1928 for a dissertation on electron diffraction, which continues to be used by physicists for interpreting observational data.
A to Z of Physicists. Notable Scientists [biographies] by Darryl J. Leiter