Quantum Interpretations and Foundations Forum

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Join discussion regarding the different quantum interpretations and foundations. These discussions present some unique challenges since they deal with matters for which there is not an established "right" answer.
Undergrad New papers on randomness and QM, need insight please
  • Adrian Lee
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Undergrad About non-observable assumptions
  • Killtech
  • · Replies 28 ·
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Graduate Is Bohmian mechanics a convenient ontological overcommitment?
  • gentzen
  • · Replies 49 ·
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Graduate Assumptions of the Bell theorem
  • Demystifier
  • · Replies 874 ·
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Undergrad Does QM offer a solution to Zeno's paradoxes?
  • SimplePrimate
  • · Replies 15 ·
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Undergrad Deterministic wind down of the Universe under MWI or Copenhagen?
  • entropy1
  • · Replies 5 ·
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Graduate The wave-function as a true ensemble
  • bohm2
  • · Replies 3 ·
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Undergrad Where is the quantum system prior to measurement?
  • Lynch101
  • · Replies 153 ·
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Undergrad Rigorous: Where is the Quantum System Prior to Measurement?
  • Lynch101
  • · Replies 12 ·
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Undergrad The Probability Distribution and 'Elements of Reality'
  • Lynch101
  • · Replies 109 ·
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Undergrad Physical Universe vs. Simulated Universe
  • quantumsimulation
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Undergrad Another Wigner's Friend Thought Experiment Paper
  • StevieTNZ
  • · Replies 28 ·
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Undergrad QM: Interesting View - Get the Inside Scoop
  • bhobba
  • · Replies 276 ·
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Undergrad The question of retrocausality
  • Andre_86
  • · Replies 7 ·
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Graduate Why is "super-determinism" a loophole to Bell's theorem?
  • Lunct
  • · Replies 23 ·
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Insights No Preferred Reference Frame: Quantum Mechanics Interpretations
  • RUTA
  • · Replies 13 ·
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Undergrad Are there signs that any Quantum Interpretation can be proved or disproved?
  • timmdeeg
  • · Replies 314 ·
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Graduate Fundamental reality: Hilbert space
  • Giulio Prisco
  • · Replies 34 ·
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Graduate Multi-particle state, wave-function with fewer zeros interpretation
  • binbagsss
  • · Replies 1 ·
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Graduate An interesting paper about measurement and locality in QFT
  • A. Neumaier
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Undergrad Relational QM Example, Contradiction?
  • msumm21
  • · Replies 5 ·
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Undergrad What is the current perspective on quantum interpretation?
  • Quanundrum
  • · Replies 314 ·
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Graduate Implications of quantum foundations on interpretations of relativity
  • Demystifier
  • · Replies 179 ·
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Undergrad Isn't "eigensubspace" in Postulate 5 really just everyday space?
  • BohmianRealist
  • · Replies 11 ·
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Undergrad A survey about philosophical aspects of physics
  • Demystifier
  • · Replies 2 ·
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Undergrad Quantum Foundations: outlook on this research field?
  • askingquestionst
  • · Replies 12 ·
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Undergrad Are Copenhagen and Blockworld Interpretations Compatible in Quantum Mechanics?
  • Lynch101
  • · Replies 17 ·
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Graduate Relational Quantum Mechanics Interpretation
  • Smacal1072
  • · Replies 4 ·
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Undergrad Questions about Adler paper "Why Decoherence has not Solved ...."
  • msumm21
  • · Replies 8 ·
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Graduate Evolution of the Renner et al Wigner-like paradox
  • Demystifier
  • · Replies 42 ·
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Graduate Criteria for a good quantum interpretation
  • Demystifier
  • · Replies 295 ·
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Undergrad Decoherence references and a question about the measurement problem
  • msumm21
  • · Replies 7 ·
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Undergrad Conflict between the Block Universe and Bell Tests?
  • Lynch101
  • · Replies 47 ·
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Undergrad A tool for checking claims of violating Bell's theorem
  • Strilanc
  • · Replies 0 ·
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Undergrad Is the model presented in the thread consistent with QM?
  • msumm21
  • · Replies 3 ·
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Undergrad Model used to refute Bell's theorem
  • msumm21
  • · Replies 19 ·
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Undergrad PBR & Relativity: Wave Function Uniqueness?
  • atyy
  • · Replies 68 ·
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Undergrad Understanding Coherence vs. Entanglement in Quantum Eraser
  • Erik Ayer
  • · Replies 3 ·
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Graduate QFT interpretation of Hawking Radiation
  • AdvaitDhingra
  • · Replies 2 ·
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Undergrad Waveform collapse due to entaglement cascade
  • Heissenberg
  • · Replies 5 ·
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Undergrad Einstein & Bohr Debate: Epistemological Paradox
  • Vividly
  • · Replies 63 ·
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Graduate The minimal statistical interpretation is neither minimal nor statistical
  • Demystifier
  • · Replies 133 ·
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Undergrad Question on number of generated worlds in many world interpretation
  • mitochan
  • · Replies 17 ·
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Graduate A philosophy of quantum mechanics question
  • Sophrosyne
  • · Replies 4 ·
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Undergrad On being the sole observer in MWI
  • Talisman
  • · Replies 44 ·
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Undergrad Origin of Probabilities in Quantum Mechanics?
  • jcap
  • · Replies 7 ·
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Undergrad The need for a "conscious observer"
  • entropy1
  • · Replies 75 ·
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Undergrad Contextuality without incompatibility?
  • Vaxjo
  • · Replies 10 ·
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Undergrad How do hidden variables supposedly explain radioactive decay?
  • BWV
  • · Replies 6 ·
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Graduate Is the Ensemble Interpretation Inconsistent with the PBR Theorem?
  • Demystifier
  • · Replies 85 ·
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Undergrad Atom in a Decayed / Non-Decayed State
  • Thecla
  • · Replies 37 ·
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Undergrad How Does Quantum Measurement Influence Reality Splitting in Many Worlds Theory?
  • JamieSalaor
  • · Replies 30 ·
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Undergrad Quantum stuff is neither particles nor waves
  • Cobul
  • · Replies 19 ·
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Undergrad Everett's MWI versus DeWitt's MWI
  • jbergman
  • · Replies 3 ·
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Undergrad Locally mediated interpretations with future input dependence
  • msumm21
  • · Replies 18 ·
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Graduate Difference Between Collapse and Projection
  • Demystifier
  • · Replies 78 ·
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Undergrad The Ensemble Interpretation and the Double Slit Experiment
  • jbergman
  • · Replies 19 ·
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Graduate Consistent Histories solipsism?
  • JamieSalaor
  • · Replies 100 ·
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Graduate Consistency/continuity in the MWI
  • jms5631
  • · Replies 3 ·
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Undergrad A question about the other observers
  • EclogiteFacies
  • · Replies 32 ·
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Undergrad Sum over histories implies no definite history?
  • Happiness
  • · Replies 16 ·
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Undergrad Quantum Immortality without MWI?
  • Physicuser
  • · Replies 117 ·
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Undergrad RQM - the metaphysics of it all....
  • JamieSalaor
  • · Replies 21 ·
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Undergrad Determinism and causality in QM - a case
  • entropy1
  • · Replies 54 ·
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Undergrad What is the QM description of a macroscopic event?
  • Stephen Tashi
  • · Replies 36 ·
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Graduate Does Everettian QM imply solipsism according to Travis Norsen and Sean Carroll?
  • EclogiteFacies
  • · Replies 19 ·
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Undergrad Understanding Bell's Statements on Freedom of Choice
  • Lynch101
  • · Replies 97 ·
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Undergrad Many-worlds implies computers are not conscious?
  • jcap
  • · Replies 14 ·
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Graduate MWI interpretation and free-will compatible?
  • Duplex
  • · Replies 5 ·
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Undergrad Is Energy an Illusion in the Many-Worlds Interpretation?
  • lomidrevo
  • · Replies 5 ·
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Graduate Question on many world interpretation of Quantum Theory
  • Sajid
  • · Replies 4 ·
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Undergrad What does "multiple worlds" in MWI mean?
  • entropy1
  • · Replies 20 ·
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Undergrad Is completeness synonymous with hidden variables in QM?
  • jake jot
  • · Replies 6 ·
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Undergrad How to envision particles in superposition in Many Worlds presplitting
  • g564321
  • · Replies 7 ·
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Undergrad Probability in MWI and the Copenhagen interpretation
  • entropy1
  • · Replies 8 ·
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Undergrad What is the Copenhagen interpretation according to its originator(s)?
  • dx
  • · Replies 18 ·
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Undergrad Interpretation of quantum theories through the interpretation of classical ones
  • bayakiv
  • · Replies 19 ·
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Undergrad Superdeterminism and the hidden variable
  • wittgenstein
  • · Replies 58 ·
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Undergrad Ontology of an electron passing through a Stern-Gerlach magnet
  • entropy1
  • · Replies 32 ·
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Graduate Layman asks about Quantum "interaction"
  • Peter Mole
  • · Replies 76 ·
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Undergrad How Does the Many-Worlds Interpretation Handle Expectation Values?
  • name123
  • · Replies 5 ·
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Undergrad Gerard 't Hooft's "Fast Vacuum Fluctuations"
  • Quanundrum
  • · Replies 20 ·
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Undergrad How the Born rule is understood in various interpretations?
  • Jarek 31
  • · Replies 11 ·
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Undergrad Hidden Variable Interpretation
  • Narasoma
  • · Replies 16 ·
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Undergrad Is the phrase "discrete spectrum" in rule #5 a contradiction in terms?
  • BohmianRealist
  • · Replies 5 ·
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Undergrad Binomial distribution of "worlds" in MWI
  • entropy1
  • · Replies 7 ·
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Undergrad Is the electric field of an atom a superposition or mean of electron positions?
  • Jarek 31
  • · Replies 18 ·
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Undergrad Is this why a pilot wave theory cannot be accepted?
  • BohmianRealist
  • · Replies 5 ·
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Undergrad Conservation of energy in Everett's MWI
  • name123
  • · Replies 38 ·
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Undergrad A non-branching interpretation of the universal wavefunction
  • BohmianRealist
  • · Replies 2 ·
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Undergrad Can we imagine that an electron moves on an orbit of chaos?
  • thaiqi
  • · Replies 27 ·
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Undergrad What is an interpretation of wave of field?
  • fxdung
  • · Replies 2 ·
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Undergrad Why is the projection postulate needed?
  • thaiqi
  • · Replies 28 ·
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Undergrad Is the Theory of Everything necessarily deterministic?
  • SEYED2001
  • · Replies 18 ·
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Undergrad Question pertaining to the random distribution of many worlds
  • g564321
  • · Replies 12 ·
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Undergrad Is there a name for this type of interpretation?
  • Gary_T2018
  • · Replies 1 ·
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Undergrad Role of the collapse in the instrumentalist interpretation
  • timmdeeg
  • · Replies 44 ·
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Undergrad Copenhagen interpretation & Delayed-choice quantum eraser
  • johnconner
  • · Replies 3 ·
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Graduate Quantum double slits moving past a quantum particle?
  • Leopolitan
  • · Replies 5 ·
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Undergrad The probability when the wave-function collapses
  • thaiqi
  • · Replies 11 ·
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