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Quantum Interpretations and Foundations

Particle vs Wave Interpretations of QM
1.3K threads
Undergrad Particle vs Wave Interpretations of QM
Undergrad Banning the terms "realist" & "anti-realist" -- do you agree?
  • lucas_
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Undergrad What is the Meaning of the Schrödinger Equation?
  • iaM wh
  • · Replies 11 ·
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Undergrad Isn't the local no-hidden-variable theory inconsistent with standard QM?
  • OldBeginnings
  • · Replies 7 ·
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7
Undergrad Problem with the idea of identical particles in QM
  • QuasarBoy543298
  • · Replies 9 ·
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9
Undergrad Where to publicise some notes on quantum mechanics
  • Peter Hearty
  • · Replies 21 ·
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Undergrad Interacting fields in QFT and minimum excitations....
  • asimov42
  • · Replies 8 ·
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Undergrad Trying to understand entanglement and "dense coding"
  • Avner
  • · Replies 2 ·
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2
Graduate What is the difference between quantum computers and quantum accelerators?
  • jumanji
  • · Replies 4 ·
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4
Graduate How can infrared divergences in the fermion propagator be cured in QED?
  • Jamister
  • · Replies 1 ·
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Undergrad Understanding Operators in Matrix Mechanics
  • Avardia
  • · Replies 1 ·
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1
Undergrad Spot Electron: Unveiling the Wave-Function Collapse
  • AuntyMatter
  • · Replies 1 ·
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Graduate What does the first ever photo of quantum entanglement look like?
  • Tom.G
  • · Replies 16 ·
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16
Undergrad Momentum operator in quantum mechanics
  • adosar
  • · Replies 5 ·
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5
Undergrad Trying to understand electron orbitals
  • dsaun777
  • · Replies 4 ·
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4
Graduate Is time irrelevant in quantum mechanics?
  • member 648030
  • · Replies 3 ·
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3
Undergrad What does U\dagger H U represent?
  • Haorong Wu
  • · Replies 2 ·
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High School FTL Communication: Closing Bell Test Loopholes for Quantum Integrity
  • Alex Towers
  • · Replies 19 ·
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Undergrad Let's talk about the classical limit of QM
  • andresB
  • · Replies 13 ·
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13
Undergrad How to use a quantum bit, or several
  • bkelly13
  • · Replies 1 ·
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Undergrad Solving for hbar: Momentum and Wave Vector Relationship
  • amjad-sh
  • · Replies 16 ·
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16
Undergrad Can ambiguity in the word "measurement" allow contradictions in QM?
  • msumm21
  • · Replies 5 ·
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5
Undergrad Finding Normalization Constants for a Set of Energy Eigenstates
  • jaurandt
  • · Replies 2 ·
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2
Graduate Tensor and vector product for Quantum
  • MrMuscle
  • · Replies 7 ·
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7
Undergrad Replace a Toffoli gate with an equivalent circuit
  • Peter_Newman
  • · Replies 2 ·
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2
High School Multiple Histories theory by Richard Feynman
  • Rosegoldtaken
  • · Replies 10 ·
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10
High School Can quantum entangled particles be split and sent into a black hole
  • Benfield
  • · Replies 9 ·
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9
Undergrad Relativistic Quantum Mechanics & Localized Particles
  • WWCY
  • · Replies 61 ·
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Graduate How does a polarising filter work?
  • cmb
  • · Replies 13 ·
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Graduate Correlation function of a Klein-Gordon field
  • Gaussian97
  • · Replies 4 ·
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4
Undergrad What Is the Mystery Behind Particle Spin and Bell's Inequality?
  • imsmooth
  • · Replies 3 ·
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3
Undergrad Young physicist in seek of guidance
  • Ringo Hendrix
  • · Replies 1 ·
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1
Undergrad Viewing the wave properties of a macroscopic object
  • Boltzman Oscillation
  • · Replies 10 ·
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10
Undergrad When exactly did 'quantum fluctuations' in the early universe occur?
  • MJM
  • · Replies 3 ·
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3
Undergrad What is the range of natural photon frequencies?
  • dsaun777
  • · Replies 6 ·
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6
Undergrad In which cases does superposition lead to splitting of worlds?
  • entropy1
  • · Replies 16 ·
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16
Undergrad Quantum Causal Modelling: Mathematics
  • WWCY
  • · Replies 1 ·
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Undergrad Why are there so few experiments in the foundation of physics? Or am I wrong?
  • ftr
  • · Replies 25 ·
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Undergrad Can we truly ignore the existence of quantum objects between measurements?
  • lucas_
  • · Replies 6 ·
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Graduate [Quantum Optics] "quantumness"
  • microsansfil
  • · Replies 9 ·
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9
Undergrad Any EM-field in terms of photon
  • olgerm
  • · Replies 35 ·
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Insights How Does the EPR-Paradox Relate to Entanglement and Nonlocality?
  • jfizzix
  • · Replies 12 ·
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High School How does the Higgs field “Give mass”?
  • lindl
  • · Replies 7 ·
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7
Graduate Is Quantum Information Theory the Only Way to Handle Multipartite Entanglement?
  • Mordred
  • · Replies 1 ·
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High School Is this article's reliability questionable?
  • Collin237
  • · Replies 3 ·
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3
Undergrad Is the Wheeler-DeWitt equation somehow related to the Multiverse?
  • Suekdccia
  • · Replies 2 ·
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Undergrad Matrix Representation of an Operator (from Sakurai)
  • jaurandt
  • · Replies 7 ·
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7
Undergrad Questions about an optical photon quantum computer
  • Haorong Wu
  • · Replies 2 ·
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2
Undergrad Neutron Star Cores: Study Quantum Gravity Effects?
  • KevinMcHugh
  • · Replies 2 ·
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2
Undergrad What is the current experimental evidence for quantum trajectory theory?
  • Demystifier
  • · Replies 14 ·
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14
Undergrad Born's rule, causality, and the Dirac equation
  • akhmeteli
  • · Replies 17 ·
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17
High School The Cat's Perspective: Can Macroscopic Bodies Be in Superposition?
  • bhanum
  • · Replies 46 ·
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Undergrad Notation for vectors in tensor product space
  • hilbert2
  • · Replies 17 ·
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17
High School Cherenkov radiation double slit experiment
  • DARKSYDE
  • · Replies 6 ·
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6
Undergrad Measurement with respect to the observable Y
  • Peter_Newman
  • · Replies 2 ·
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2
Undergrad In quantum search algorithm, how to interpret the effect of U(t)？
  • Haorong Wu
  • · Replies 4 ·
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4
Undergrad Objective Wave Function and Non-locality
  • lucas_
  • · Replies 33 ·
2
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Undergrad Quantum Gravimeter: Exploiting the Born rule
  • my_wan
  • · Replies 1 ·
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Undergrad How to Determine a Photon's Wavefunction After it Collapses?
  • Flamel
  • · Replies 4 ·
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4
Graduate What quantum effects that involve gravity can be studied without QFT?
  • andresB
  • · Replies 5 ·
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5
Graduate Jürg Fröhlich on the deeper meaning of Quantum Mechanics
  • A. Neumaier
  • · Replies 230 ·
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Graduate Random Quantum Walk: Learn & Use w/ Quantum Gates
  • Frank Schroer
  • · Replies 1 ·
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Undergrad Request for a clarification about the Ward identity
  • HomogenousCow
  • · Replies 1 ·
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1
Undergrad Some questions in QFT (EM vertex, Ward identity, etc.)
  • Wrichik Basu
  • · Replies 5 ·
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5
Undergrad Quantum Computing - projection operators
  • Peter_Newman
  • · Replies 16 ·
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16
High School From where did the ##ie\gamma## come into the picture? (QED)
  • Wrichik Basu
  • · Replies 7 ·
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7
Graduate Recent paper on QED using finite-dimensional Hilbert space - validity?
  • asimov42
  • · Replies 3 ·
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3
Graduate Is the Wheeler-DeWitt equation related to Wheeler's It from Bit?
  • Suekdccia
  • · Replies 8 ·
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8
Undergrad Impact of atmospheric turbulence on secret key rate in QKD
  • Nur Ziadah
  • · Replies 2 ·
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2
High School Quantum Entanglement Violates the Laws of Physics
  • JustThinking
  • · Replies 3 ·
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3
High School Probability of finding a particle
  • Anonymous1212144
  • · Replies 10 ·
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10
Undergrad Would this experiment disprove that consciousness causes collapse?
  • john taylor
  • · Replies 35 ·
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35
High School General form of electromagnetic vertex function in QFT
  • Wrichik Basu
  • · Replies 1 ·
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1
Graduate What topics in Quantum Gravity don't require QFT or string theory?
  • andresB
  • · Replies 1 ·
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1
Undergrad How Does Quantum Field Theory Address Zeno's Paradox of Touch?
  • Philipsmett
  • · Replies 5 ·
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5
Graduate How Does Qubit Orientation on the Bloch Sphere Indicate Quantum States?
  • *FaerieLight*
  • · Replies 2 ·
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2
High School Shrødinger equation & electrons jumping between atoms
  • johann1301h
  • · Replies 4 ·
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4
Graduate What is the relationship between MHD waves and the Korteweg de Vries equation?
  • math04
  • · Replies 1 ·
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1
Graduate The Higgs Field, constant velocity, and the acceleration of particles
  • e2m2a
  • · Replies 1 ·
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1
High School Quantum Wave & Principle of Least Action
  • Andy_K
  • · Replies 2 ·
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2
Undergrad Question about a passage in Blundell's QFT
  • WWCY
  • · Replies 2 ·
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2
High School Entanglement when I "produce" positron-electron pairs one at a time
  • metastable
  • · Replies 46 ·
2
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46
Undergrad Confusion with Dirac notation in the eigenvalue problem
  • peguerosdc
  • · Replies 5 ·
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5
Graduate Rabi frequency and "optical resonance and two level atoms" by Allen
  • Paintjunkie
  • · Replies 7 ·
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7
Undergrad Planck had 2 definitions of energy in 1900, how?
  • Cool4Kat
  • · Replies 1 ·
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1
High School How do you find the Lagrangians for different fields?
  • Wrichik Basu
  • · Replies 1 ·
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1
Undergrad One vertex interactions in QED - error in the book?
  • Wrichik Basu
  • · Replies 4 ·
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4
High School Understanding Quantum: The Particle/Number Duality
  • Quotidian
  • · Replies 8 ·
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8
High School Exploring the Nature of Photons: Position, Speed, and Emission/Absorption
  • bahamagreen
  • · Replies 2 ·
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2
High School Quantum theory for high-school students
  • Demystifier
  • · Replies 77 ·
3
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Graduate Uncertainty vs Randomness in Quantum Physics
  • Sasho Andonov
  • · Replies 16 ·
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16
Undergrad A bar magnet and magnetic moment in a magnetic field
  • hokhani
  • · Replies 8 ·
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8
Undergrad Quantum Mechanics, The Delta-Function potential
  • eliUCV
  • · Replies 8 ·
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8
High School Clarification of Notation - Fourier decomposition of fields in QFT
  • Wrichik Basu
  • · Replies 5 ·
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5
Undergrad Is the holographic principle based on fuzzy logic?
  • Suekdccia
  • · Replies 3 ·
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3
Undergrad Operations regarding tensor-product states
  • WWCY
  • · Replies 2 ·
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2
Undergrad Numerical solution to the Schrodinger eqn. using Finite Difference Method
  • patrykh18
  • · Replies 1 ·
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1
Graduate Doubt about a time convolution master equation
  • Ark236
  • · Replies 1 ·
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1
Graduate Golden ratio fractal phase conjugation
  • Mieleko
  • · Replies 4 ·
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4
Undergrad Hund's rules and Pauli's principle
  • Reignbeaux
  • · Replies 6 ·
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6
Undergrad How can laser detuning excite an atom?
  • annaphys
  • · Replies 5 ·
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5