Join in expert discussion on quantum physics. Quantum physics is the mathematical description of the motion and interaction of subatomic particles. Quantum Mechanics and Field Theory.
Threads
Graduate Single electron wave packet in Fock space?
- MisterX
- · Replies 2 ·
Graduate Heisenberg Uncertainty Principle clarification
- Joker93
- · Replies 6 ·
Undergrad Bohr's Hydrogen Model: Does Electron Absorb All Energy?
- nuuskur
- · Replies 3 ·
Graduate Schrödinger equation for 2 particles
- olgerm
- · Replies 12 ·
Graduate How do we solve for equation 1.8.7 on page 33 of Shankar's QM 2nd Edition?
- bugatti79
- · Replies 9 ·
Graduate How can potentials be well-defined without violating U.P.?
- TomServo
- · Replies 6 ·
Graduate Derivation of Time Dependent Schrodinger Equation
- Peter Yu
- · Replies 2 ·
Graduate Quantum Zeno Effect: What is the argument?
- James MC
- · Replies 4 ·
Graduate Measuring Rabi Oscillations in a Two State Atom
- Julian Blair
- · Replies 5 ·
Undergrad What Is the Mass Defect of a Hydrogen Atom?
- Danyon
- · Replies 2 ·
Graduate Understanding the Energy of Photon Pulses in the James-Cummings Model
- Julian Blair
- · Replies 7 ·
Graduate Orbital Angular Momentum: Need at least 2 particles?
- LarryS
- · Replies 2 ·
Graduate Gravitation and Decoherence : New Scientist Article
- Swamp Thing
- · Replies 35 ·
Graduate Different Ways of Trapping A Single Atom?
- Ryan Reed
- · Replies 5 ·
Graduate Understanding the Fixed Energy of Electrons in Bohr's Orbit
- harman90
- · Replies 6 ·
Graduate Electron double slit experiment
- Danyon
- · Replies 7 ·
Graduate What Does 0.1 Expected Photon Per Pulse Mean in Quantum Cryptography?
- phonon44145
- · Replies 1 ·
Graduate Double slit interference from antenna
- Danyon
- · Replies 4 ·
Graduate What Are the Key Differences Between 3D Nano-Materials and Bulk Materials?
- NewtonApple
- · Replies 1 ·
Graduate Dimensionality of the wavefunction in relative state
- Derek Potter
- · Replies 40 ·
Graduate Newbie question about quantum physics
- Danilo Boskovic
- · Replies 22 ·
Graduate Assume or discover? Is this a false dichotomy?
- Lucy Meadows
- · Replies 4 ·
Graduate Quantum Spectrum of a Hamiltonian with Linear Potential
- Andre' Quanta
- · Replies 1 ·
Graduate Does expansion a(t) affect QM probability density?
- Jimster41
- · Replies 4 ·
Graduate Measuring Electron Recoil from Photon Emission: Experiments & Methods
- Danyon
- · Replies 23 ·
Graduate Photons from two sources versus one source
- Swamp Thing
- · Replies 11 ·
Graduate Quantum Entanglement: Experiments Showing Limitless Distance
- imsmooth
- · Replies 15 ·
Graduate Bounds of Integration for Random Oriented particle
- relskhan
- · Replies 2 ·
Graduate What is meant actually by superposition?
- ftr
- · Replies 9 ·
Graduate Measurement problem in classical probability
- atyy
- · Replies 17 ·
Graduate What is the global and local symmetry in gauge theory?
- TimeRip496
- · Replies 4 ·
Graduate What is the relationship between photons and electrons in quantum field theory?
- enzan
- · Replies 29 ·
Graduate The relation between classical from quantum vs measurement perspective
- ftr
- · Replies 6 ·
Graduate If probability wave is true wouldn't there be flickering?
- deansatch
- · Replies 39 ·
Graduate Quantum field theory questions?
- Nick V
- · Replies 26 ·
Graduate Compute subband structure of graphene
- Isaac.Wang88
- · Replies 1 ·
Graduate What if dark energy is just orphan energy floating around in the universe?
- Micheth
- · Replies 21 ·
Graduate What are some good pedagogical QM papers?
- TomServo
- · Replies 6 ·
Graduate Relativistic Boltzmann (including QM) equation from entropy?
- ohannuks
- · Replies 2 ·
Graduate How Is the Cross Section Related to the Imaginary Part of the Action?
- Cluelessluke
- · Replies 4 ·
Measurement Rules Quantum Universe
- Rajkovic
- · Replies 45 ·
Graduate Heisenberg uncertainty principle calculations
- Jzhang27143
- · Replies 1 ·
Graduate What is renormalization exactly?
- ayush solanki
- · Replies 10 ·
Graduate How far do W+ - and Z guage bosons travel in m?
- HawkI
- · Replies 4 ·
Graduate What Dictates the Spin Direction of an Electron?
- Ryan Reed
- · Replies 9 ·
Graduate General solution for the time-dependent Schrödinger equation
- Dyatlov
- · Replies 5 ·
Graduate Delayed choice experiment article on science alert
- DaveC426913
- · Replies 30 ·
Graduate Question about harmonic poential trap
- KFC
- · Replies 4 ·
Graduate Measurement, Quantum Wierdness and Single-Effect Events
- Runei
- · Replies 8 ·
Graduate Understanding Photon Absorption in Radio Wavelengths: 3 Key Questions Explored
- Ponderer
- · Replies 43 ·
Graduate Can Electrons Bounce Off Voltage Potentials?
- DiracPool
- · Replies 9 ·
Graduate Can Quantum Physics Redefine Our Understanding of Free Will?
- black hole 123
- · Replies 8 ·
Graduate Quantum State of Cards: Is the Top Card Set Before Viewing?
- Jim Frank
- · Replies 9 ·
Graduate Is there a quantum theory of other entities besides particles and fields?
- ephen wilb
- · Replies 43 ·
Graduate Two different ways? (probability denstities and currents)
- AMB
- · Replies 8 ·
Graduate When are isomorphic Hilbert spaces physically different?
- A. Neumaier
- · Replies 3 ·
Graduate Position measurement in Non-Relativistic QM
- andresB
- · Replies 3 ·
Graduate Bell's Inequality - A misintepretation of probability?
- pat devine
- · Replies 5 ·
Graduate How Can You Access Time Reversibility in Quantum Mechanics?
- ephen wilb
- · Replies 8 ·
Graduate What is a topological phase transition and how is it characterized?
- aaaa202
- · Replies 1 ·
Graduate Electron recoil from light emission
- Danyon
- · Replies 2 ·
Graduate Solving Low-Density Fock Spacings Issues with "Product Fock Spaces
- JorisL
- · Replies 7 ·
Graduate How Long Do Quantum Effects Last in Biological Processes?
- exponent137
- · Replies 2 ·
Graduate Entangled photons and their Parents
- JasonWuzHear
- · Replies 1 ·
Graduate Wilson Loop and spontaneous symmetry breaking.
- askalot
- · Replies 3 ·
Graduate Radiation of accelerated charge in QM
- greypilgrim
- · Replies 10 ·
Graduate Quantum explanation for Passive Intermodulation (PIM)
- ande4jo
- · Replies 9 ·
Graduate What's the problem with (non-causal) nonlocality?
- greypilgrim
- · Replies 14 ·
Graduate Integral kernel in vacuum wave functional
- ShayanJ
- · Replies 6 ·
Graduate Double Slit Experiment: one at a time
- bugatti79
- · Replies 20 ·
Graduate SU(N) symmetry breaking by non-trivial parity.
- askalot
- · Replies 8 ·
Graduate Reduced Density Matrix Entropy in 1D Spin Chain
- JorisL
- · Replies 3 ·
Graduate Shrodinger's cat is "invisible"
- Justice Hunter
- · Replies 25 ·
Undergrad Zero Potential Level: Excited State or Not?
- Samurai44
- · Replies 2 ·
Graduate Can Quantum Mechanics Have 'Elegant' Trajectories in Hilbert Space?
- Logic Cloud
- · Replies 3 ·
Graduate Quantum entanglement on a cosmological scale?
- tom aaron
- · Replies 14 ·
Graduate Photon emission from dipole antenna
- Danyon
- · Replies 2 ·
Graduate How/why decoherence rather than how/why coherence
- Gerinski
- · Replies 2 ·
Graduate Books on quantum mechanics with intuition
- Joker93
- · Replies 8 ·
Graduate Quantum Mechanics and Group Theory questions
- Nomajere
- · Replies 2 ·
Undergrad Electron Orbitals: Learn about Shapes & Charges
- Misha Kuznetsov
- · Replies 10 ·
Graduate Classical versus quantum momentum
- DiracPool
- · Replies 10 ·
Graduate Dirac Hydrogen Atom: Parity and Odd-Operator
- ChrisVer
- · Replies 3 ·
Graduate Shouldn't a metal at 0K emit electromagnetic radiation?
- voila
- · Replies 7 ·
Graduate The quantum number n and its restrictions
- pondzo
- · Replies 3 ·
Graduate Explore Quantum Visualization and Single Particle Interference Simulation
- jerromyjon
- · Replies 1 ·
Graduate Calculate Eigen Function of 3D Potential Box w/ Doubled X Side
- SANKET HAQUE
- · Replies 1 ·
Graduate Is a photon of dimension zero?
- Nemoto
- · Replies 20 ·
Graduate Expected result of such an experiment?
- LsT
- · Replies 16 ·
Graduate Why no decoherence after reflection from metal film
- Swamp Thing
- · Replies 16 ·
Graduate How can you actually measure the electron position?
- Tomishiyo
- · Replies 13 ·
Graduate Energy of the electron in a random hydrogen atom
- ftr
- · Replies 12 ·
Graduate Radiative heat transfer in multi-component media
- vassos
- · Replies 2 ·
Graduate Understanding the Planck Scale
- Isaac0427
- · Replies 1 ·
Graduate QED vacuum and Lorentz invariance
- TrickyDicky
- · Replies 19 ·
Insights How to Stop an Electron from Falling into a Proton - Comments
- edguy99
- · Replies 11 ·
Graduate Identical Particles in Ballentine's Book
- blue_leaf77
- · Replies 14 ·
Graduate Units of Wave function (Schrodinger equation)
- Avatrin
- · Replies 4 ·
Graduate Confused about angular momentum
- dyn
- · Replies 5 ·
Graduate Understanding ultraviolet catastrophe
- Absentee
- · Replies 10 ·