Wigner's friends, tunnelling times and Feynman's "only mystery of quantum mechanics"

2021/10/01 by D. Sokolovski, Elena Akhmatskaya, E. Akhmatskaya
Computer Science · Mathematics · Medicine · Physics and Astronomy · #Biofield Effects and Biophysics #Classical mechanics #Consistency (knowledge bases) #Feynman diagram #Geometry #Mathematics #Physics #Quantum #Quantum Information and Cryptography #Quantum Mechanics and Applications #Quantum mechanics #Quantum tunnelling #Theoretical physics #quant-ph

paper · pdf · doi:10.1209/0295-5075/ac3cd0

published as EPL, 136 (2021) 20001

openalex publication_date 2021/10/01 · arxiv created 2022/03/14 · arxiv updated 2022/03/15 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

Recent developments in elementary quantum mechanics have seen a number of extraordinary claims regarding quantum behaviour, and even questioning internal consistency of the theory. These are, we argue, different disguises of what Feynman described as quantum theory's "only mystery".

Citations

• Tunneling of a Wave Packet
• Quantum theory cannot consistently describe the use of itself
• Measurement of the time spent by a tunnelling atom within the barrier region