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A Practical Method for the
Solution of Certain Problems in Quantum Mechanics by Successive Removal of Terms from the Hamiltonian by Contact Transformations of the Dynamical Variables Part I. General Theory // Journal of Chemical Physics. β 1942. β Vol. 10. β P. 532β537. β
184:. He is best known for his contributions to atomic and molecular physics and solid-state physics. His key achievements include calculating relativistic effects on the spin-orbit interaction in a hydrogen atom (
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The rotation-vibration energies of tetrahedrally symmetric pentatomic molecules. I // Physical Review. β 1939. β Vol. 56. β P. 895β907. β
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The calculation of atomic fields // Mathematical
Proceedings of the Cambridge Philosophical Society. β 1927. β Vol. 23. β P. 542β548. β
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Atomic
Scattering Factors Calculated from the TFD Atomic Model // Journal of Chemical Physics. β 1957. β Vol. 26. β P. 293β303. β
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The interaction between a neutron and a proton and the structure of H // Physical Review. β 1935. β Vol. 47. β P. 903β909. β
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The paths of ions in the cyclotron I. Orbits in the magnetic field // Physical Review. β 1938. β Vol. 54. β P. 580β588. β
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The stability of plane
Poiseuille flow // Physical Review. β 1953. β Vol. 91. β P. 780β783. β doi:10.1103/PhysRev.91.780.
251:, where he stayed until 1943. He married Naomi Estelle Frech in 1933. In 1935 he was the master's thesis advisor for
267:. In 1963, Thomas was appointed as IBM's First Fellow in the Watson Research Center. He was appointed professor at
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Contributions to the theory of the motion of electrified particles through matter and some effects of that motion
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degrees in 1924, 1927 and 1928 respectively. While on a
Traveling Fellowship for the academic year 1925β1926 at
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The use of large scale computing in physics // Journal of
Applied Physics. β 1953. β Vol. 24. β P. 235β242. β
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Note on Becker's Theory of the Shock Front // Journal of
Chemical Physics. β 1944. β Vol. 12. β P. 449β453. β
255:, whose thesis was published with Thomas as coauthor. From 1943 until 1945 Thomas worked on ballistics at the
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Thomas was responsible for multiple advances in physics. The Thomas precession is a correction to the atomic
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Radiation field in a fluid in motion // Quarterly
Journal of Mathematics. β 1930. β Vol. 1. β P. 239β251. β
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The kinematics of an electron with an axis // Philosophical
Magazine. β 1927. β Vol. 3. β P. 1β22. β
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Columbia University, remaining there until 1968. In 1958 he was elected as a member of the
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Relativistic particle dynamics. II // Physical Review. β 1953. β Vol. 92. β P. 1300β1310. β
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Guide to the Llewellyn Hilleth Thomas Papers at the North Carolina State University
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The motion of the spinning electron // Nature. β 1926. β Vol. 117. β P. 514. β
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in 1968, retiring from this position in 1976. In 1982 he received the
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In mathematics, his name is frequently attached to an efficient
702:"Llewellyn Thomas, Array of Contermporary American Physicists"
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306:. The ThomasβFermi model is a statistical model for electron-
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in Maryland. In 1946 he became a member of the staff of the
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In 1929 he obtained a job as a professor of physics at the
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Members of the United States National Academy of Sciences
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British physicist and applied mathematician (1903β1992)
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462:Satellite Countermeasures // Time. β 1954, May 3.
176:(21 October 1903 β 20 April 1992) was a British
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403:Shaffer W. H., Nielsen H. H., Thomas L. H.
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802:Fellows of the American Physical Society
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717:"Llewellyn Hilleth Thomas 1903 β 1992"
613:"Llewellyn Hilleth Thomas 1903 β 1992"
275:. He died in Raleigh, North Carolina.
261:Watson Scientific Computing Laboratory
792:Fellows of Trinity College, Cambridge
777:Alumni of the University of Cambridge
188:), creating an approximate theory of
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787:20th-century British mathematicians
314:. The Thomas collapse is effect in
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570:Price, Peter J. (September 1994).
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32:Llewellyn Thomas (disambiguation)
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572:"Obituary: Llewellyn H. Thomas"
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269:North Carolina State University
242:Bohr's Institute in Copenhagen
224:Born in London, he studied at
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782:Ohio State University faculty
367:doi:10.1080/14786440108564170
357:doi:10.1017/S0305004100011683
509:Thomas in Copenhagen in 1963
377:doi:10.1093/qmath/os-1.1.239
265:National Academy of Sciences
454:doi:10.1103/PhysRev.92.1300
322:for zero-range potentials.
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551:ThomasβFermi approximation
450:Bakamjian B., Thomas L. H.
407:doi:10.1103/PhysRev.56.895
397:doi:10.1103/PhysRev.54.580
387:doi:10.1103/PhysRev.47.903
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312:density functional theory
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434:Sheldon J., Thomas L. H.
174:Llewellyn Hilleth Thomas
43:Llewellyn Hilleth Thomas
333:βthe Thomas algorithm.
257:Aberdeen Proving Ground
208:-body quantum systems (
661:National Academy Press
653:"LEONARD ISAAC SCHIFF"
466:Thomas L. H., Umeda K.
285:spin-orbit interaction
202:
122:Thomas-Fermi screening
497:in Copenhagen in 1926
470:doi:10.1063/1.1743287
438:doi:10.1063/1.1721257
428:doi:10.1063/1.1723889
418:doi:10.1063/1.1723760
273:Davisson-Germer Prize
249:Ohio State University
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182:applied mathematician
126:Thomas-Fermi equation
663:, pp. 300β323,
657:Biographical Memoirs
620:Biographical Memoirs
347:doi:10.1038/117514a0
337:Notable publications
331:tridiagonal matrices
327:Gaussian elimination
226:Cambridge University
192:
684:"IBM - IBM Fellows"
609:Jackson, John David
210:Thomas-Fermi theory
18:Llewellyn H. Thomas
690:. 30 January 2012.
529:Biographies portal
220:Life and education
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118:Thomas-Fermi model
589:10.1063/1.2808649
289:quantum mechanics
201:{\displaystyle N}
186:Thomas precession
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146:Scientific career
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631:. Retrieved
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298:between the
293:relativistic
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88:(1992-04-20)
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762:1992 deaths
757:1903 births
688:www.ibm.com
329:method for
751:Categories
557:References
67:1903-10-21
178:physicist
651:(1983),
633:9 August
611:(2009).
515:See also
302:and the
300:electron
477:Gallery
94:Raleigh
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236:, and
162:(1927)
160:
153:Thesis
139:(1925)
132:Awards
75:London
720:(PDF)
627:(PDF)
616:(PDF)
100:, USA
665:ISBN
635:2014
180:and
83:Died
61:Born
584:doi
308:ion
287:in
234:PhD
216:).
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