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R. E. Siday

Raymond Eldred Siday (1912–1956) was an English mathematician specialising in quantum mechanics. He obtained his BSc in Special Physics and later worked at the University of Edinburgh. He began collaborating with Werner Ehrenberg in 1933.[1]

Raymond Siday is known for the Ehrenberg–Siday effect.[1]

Family edit

He was the brother of Eric Siday, a pioneer of electronic music and amateur racing driver

Ehrenberg–Siday–Aharonov–Bohm effect edit

The Ehrenberg–Siday effect, later known as the Aharonov–Bohm effect, is a quantum mechanical phenomenon by which a charged particle is affected by electromagnetic fields in regions from which the particle is excluded. The earliest form of this effect was predicted by Ehrenberg and Siday in 1949, and similar effects were later rediscovered by Aharonov and Bohm in 1959.[2]

Such effects are predicted to arise from both magnetic fields and electric fields, but the magnetic version has been easier to observe. In general, the consequence of Aharonov–Bohm effects is that knowledge of the classical electromagnetic field acting locally on a particle is not sufficient to predict its quantum-mechanical behavior.

Selected papers edit

  • Siday, R.E. (1942). "The determination of the optical properties of thick magnetic lenses, and the application of these lenses to beta-ray spectrometry". Proc. Phys. Soc. 54 (3): 266–277. Bibcode:1942PPS....54..266S. doi:10.1088/0959-5309/54/3/305.
  • Siday, R.E. (1947). "The optical properties of axially symmetric magnetic prisms part 1: The study of rays in a plane of symmetry, and its application to the design of prism β-spectroscopes". Proc. Phys. Soc. 59 (6): 905–917. Bibcode:1947PPS....59..905S. doi:10.1088/0959-5309/59/6/301.
  • Siday, R.E. (1947). "The Optical Properties of Axially Symmetric Magnetic Prisms". Proc. Phys. Soc. 59 (6): 1036–1036. Bibcode:1947PPS....59Q1036.. doi:10.1088/0959-5309/59/6/415.
  • Ehrenberg, W.; Siday, R. E. (1949). "The Refractive Index in Electron Optics and the Principles of Dynamics". Proc. Phys. Soc. B62 (1): 8–21. Bibcode:1949PPSB...62....8E. CiteSeerX 10.1.1.205.6343. doi:10.1088/0370-1301/62/1/303.

References edit

  1. ^ a b Hiley, B. J. (17 April 2013). "The Early History of the Aharonov-Bohm Effect". History and Philosophy of Physics. arXiv:1304.4736.
  2. ^ Hiley, B. J. (2013). "The early history of the Aharonov-Bohm effect". arXiv:1304.4736 [physics.hist-ph].


siday, this, article, needs, additional, citations, verification, please, help, improve, this, article, adding, citations, reliable, sources, unsourced, material, challenged, removed, find, sources, news, newspapers, books, scholar, jstor, september, 2020, lea. This article needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources R E Siday news newspapers books scholar JSTOR September 2020 Learn how and when to remove this template message Raymond Eldred Siday 1912 1956 was an English mathematician specialising in quantum mechanics He obtained his BSc in Special Physics and later worked at the University of Edinburgh He began collaborating with Werner Ehrenberg in 1933 1 Raymond Siday is known for the Ehrenberg Siday effect 1 Contents 1 Family 2 Ehrenberg Siday Aharonov Bohm effect 3 Selected papers 4 ReferencesFamily editHe was the brother of Eric Siday a pioneer of electronic music and amateur racing driverEhrenberg Siday Aharonov Bohm effect editMain article Aharonov Bohm effect The Ehrenberg Siday effect later known as the Aharonov Bohm effect is a quantum mechanical phenomenon by which a charged particle is affected by electromagnetic fields in regions from which the particle is excluded The earliest form of this effect was predicted by Ehrenberg and Siday in 1949 and similar effects were later rediscovered by Aharonov and Bohm in 1959 2 Such effects are predicted to arise from both magnetic fields and electric fields but the magnetic version has been easier to observe In general the consequence of Aharonov Bohm effects is that knowledge of the classical electromagnetic field acting locally on a particle is not sufficient to predict its quantum mechanical behavior Selected papers editSiday R E 1942 The determination of the optical properties of thick magnetic lenses and the application of these lenses to beta ray spectrometry Proc Phys Soc 54 3 266 277 Bibcode 1942PPS 54 266S doi 10 1088 0959 5309 54 3 305 Siday R E 1947 The optical properties of axially symmetric magnetic prisms part 1 The study of rays in a plane of symmetry and its application to the design of prism b spectroscopes Proc Phys Soc 59 6 905 917 Bibcode 1947PPS 59 905S doi 10 1088 0959 5309 59 6 301 Siday R E 1947 The Optical Properties of Axially Symmetric Magnetic Prisms Proc Phys Soc 59 6 1036 1036 Bibcode 1947PPS 59Q1036 doi 10 1088 0959 5309 59 6 415 Ehrenberg W Siday R E 1949 The Refractive Index in Electron Optics and the Principles of Dynamics Proc Phys Soc B62 1 8 21 Bibcode 1949PPSB 62 8E CiteSeerX 10 1 1 205 6343 doi 10 1088 0370 1301 62 1 303 References edit a b Hiley B J 17 April 2013 The Early History of the Aharonov Bohm Effect History and Philosophy of Physics arXiv 1304 4736 Hiley B J 2013 The early history of the Aharonov Bohm effect arXiv 1304 4736 physics hist ph nbsp This article about a British scientist is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title R E Siday amp oldid 1174009547, wikipedia, wiki, book, books, library,

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