Reply to “Comment on ‘Past of a quantum particle revisited’ ”

Berthold-Georg Englert, Kelvin Horia, Jibo Dai, Yink Loong Len, and Hui Khoon Ng
Phys. Rev. A 99, 026104 – Published 27 February 2019

Abstract

We stand by our findings in Phys. Rev. A 96, 022126 (2017). In addition to refuting the invalid objections raised by Peleg and Vaidman, we report a retrocausation problem inherent in Vaidman's definition of the past of a quantum particle.

  • Figure
  • Figure
  • Received 24 October 2018

DOI:https://doi.org/10.1103/PhysRevA.99.026104

©2019 American Physical Society

Physics Subject Headings (PhySH)

General Physics

Authors & Affiliations

Berthold-Georg Englert1,2,3,*, Kelvin Horia4,†, Jibo Dai5,‡, Yink Loong Len1,§, and Hui Khoon Ng6,1,3,∥

  • 1Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543, Singapore
  • 2Department of Physics, National University of Singapore, 2 Science Drive 3, Singapore 117542, Singapore
  • 3MajuLab, CNRS-UNS-NUS-NTU International Joint Unit, UMI 3654, Singapore
  • 4Department of Mathematics, National University of Singapore, 10 Lower Kent Ridge Road, Singapore 119076, Singapore
  • 5Institute of Materials Research and Engineering, Agency for Science, Technology and Research, 2 Fusionopolis Way, #08-03 Innovis, Singapore 138634, Singapore
  • 6Yale-NUS College, 16 College Avenue West, Singapore 138527, Singapore

  • *cqtebg@nus.edu.sg
  • e0383775@u.nus.edu
  • dai_jibo@imre.a-star.edu.sg
  • §Now at Centre for Quantum Optical Technologies, Centre of New Technologies, University of Warsaw, Banacha 2c, 02-097 Warsaw, Poland; yinkloong@quantumlah.org
  • cqtnhk@nus.edu.sg

Comments & Replies

Comment on “Past of a quantum particle revisited”

Uri Peleg and Lev Vaidman
Phys. Rev. A 99, 026103 (2019)

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Original Article

Past of a quantum particle revisited

Berthold-Georg Englert, Kelvin Horia, Jibo Dai, Yink Loong Len, and Hui Khoon Ng
Phys. Rev. A 96, 022126 (2017)

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Issue

Vol. 99, Iss. 2 — February 2019

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