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where an inertial observer would observe none. In other words, the accelerating observer will find itself in a warm background, the temperature of which is proportional to the acceleration. The same
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and the question of time in quantum mechanics. He has helped to clarify the meaning of nonlocality in a quantum context, in particular that
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The Unruh effect, described by Unruh in 1976, is the prediction that an accelerating observer will observe
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and that ultimately quantum mechanics is a local theory. Unruh is also one of the main critics of the
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for the uniformly accelerated observer. The Unruh effect therefore means that the very notion of the
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of a field, which is taken to be the ground state for observers in inertial systems, is seen as a
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W. G. Unruh & R. Wald (1989). "Time and the
Interpretation of Canonical Quantum Gravity".
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461:; W. G. Unruh (1986). "An introduction to the Multi-Grid Method for Numerical Relativists".
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The Unruh effect can be expressed in a simple equation giving the equivalent energy
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Dr. Unruh's course webpage - PHYS 200 Introduction to
Relativity and Quanta
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281:, and Anna Janzen, who was born in Canada. He obtained his B.Sc. from the
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Unruh is also interested in music and teaches the
Physics of Music.
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Unruh teaching "PHYS 407 - Introduction to
General Relativity" at
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Unruh has made seminal contributions to our understanding of
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UBC Theoretical
Physics Homepage - a web server ran by Unruh
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in 1967, followed by an M.A. (1969) and Ph.D. (1971) from
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602:"Reduction of a wave packet in quantum Brownian motion"
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Academic staff of the
University of British Columbia
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277:. His parents were Benjamin Unruh, a refugee from
681:University of British Columbia Physics Dept. page
321:. Unruh has contributed to the foundations of
138:E.W.R. Steacie Memorial Fellowship (1984–1986)
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8:
434:{\displaystyle kT={\frac {\hbar a}{2\pi c}}}
374:depends on the path of the observer through
553:
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385:of a uniformly accelerating particle (with
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1088:Fellows of the American Physical Society
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600:W. G. Unruh & W. H. Zurek (1989).
389:being the constant acceleration), as:
7:
140:BC Science Council Gold Medal (1990)
664:"Shahriar Afshar – Quantum Rebel?"
463:General Relativity and Gravitation
14:
649:"Is Quantum Mechanics Non-Local?"
560:"Notes on Black Hole Evaporation"
651:. Lecture at Green College, UBC.
214:
253:who described the hypothetical
142:Royal Society Fellowship (2001)
247:University of British Columbia
176:University of British Columbia
37:University of British Columbia
1:
1083:University of Manitoba alumni
933:Mandyam Veerambudi Srinivasan
238:; born August 28, 1945) is a
1058:Fellows of the Royal Society
1068:Princeton University alumni
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293:, under the direction of
203:
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124:Rutherford Memorial Medal
28:
1012:Clara Franzini-Armstrong
626:10.1103/PhysRevD.40.1071
526:10.1103/PhysRevD.40.2598
261:Early life and education
587:10.1103/PhysRevD.14.870
435:
295:John Archibald Wheeler
283:University of Manitoba
265:Unruh was born into a
188:John Archibald Wheeler
82:University of Manitoba
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333:does not follow from
1073:Relativity theorists
1063:People from Winnipeg
950:Marc Tessier-Lavigne
662:W. G. Unruh (2004).
647:W. G. Unruh (2005).
558:W. G. Unruh (1976).
396:
360:black-body radiation
287:Princeton University
210:William George Unruh
91:Princeton University
49:William George Unruh
1053:Canadian Mennonites
1048:Canadian physicists
911:George M. Sheldrick
794:Graham Collingridge
769:Robert J. Birgeneau
618:1989PhRvD..40.1071U
579:1976PhRvD..14..870U
518:1989PhRvD..40.2598U
475:1986GReGr..18..813C
331:quantum nonlocality
158:Theoretical physics
871:Robin Lovell-Badge
854:Shrinivas Kulkarni
483:10.1007/BF00770203
431:
198:Jonathan Oppenheim
162:General Relativity
16:Canadian physicist
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606:Physical Review D
567:Physical Review D
506:Physical Review D
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339:Afshar experiment
325:in areas such as
323:quantum mechanics
301:Areas of research
207:
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194:Doctoral students
166:Quantum Mechanics
148:Scientific career
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1002:Alexei Abrikosov
891:Geoffrey Raisman
819:Anthony G. Evans
814:Henry Elderfield
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183:Doctoral advisor
114:Sonic black hole
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906:David Schindler
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774:J. Richard Bond
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759:John Beddington
754:David Baulcombe
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1017:Ahmed Zewail
965:Bryan Webber
959:
944:Roger Tanner
942:
928:Adrian Smith
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901:Dale Sanders
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354:Unruh effect
348:Unruh effect
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319:Unruh effect
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255:Unruh effect
209:
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172:Institutions
147:
110:Unruh effect
1038:1945 births
1007:Alan Fowler
970:Alex Wilkie
960:W. G. Unruh
938:Ian Stewart
876:Paul Madden
809:Roger Ekins
459:M. Choptuik
327:decoherence
311:black holes
23:W. G. Unruh
1032:Categories
824:Brian Eyre
445:References
291:New Jersey
269:family in
55:1945-08-28
844:John Hunt
423:π
412:ℏ
376:spacetime
315:cosmology
267:Mennonite
257:in 1976.
251:Vancouver
243:physicist
78:Education
979:Honorary
733:elected
634:10011915
542:35449808
534:10012102
491:55945832
275:Manitoba
271:Winnipeg
240:Canadian
72:, Canada
70:Manitoba
66:Winnipeg
995:Foreign
742:Fellows
735:in 2001
729:of the
727:Fellows
614:Bibcode
575:Bibcode
514:Bibcode
471:Bibcode
307:gravity
245:at the
632:
540:
532:
489:
279:Russia
154:Fields
136:(1984)
131:(1983)
126:(1982)
120:Awards
563:(PDF)
538:S2CID
487:S2CID
99:Ph.D.
86:B.Sc.
630:PMID
530:PMID
95:M.A.
45:Born
622:doi
583:doi
522:doi
479:doi
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569:.
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383:kT
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231:uː
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719:e
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387:a
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228:r
225:n
222:ʌ
219:ˈ
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