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 Could All Electrons Be Just One Electron Traveling Through Time?
- moving_on
- · Replies 9 ·
Graduate Understanding of renormalization
- jdstokes
- · Replies 41 ·
Graduate Klein-Gordon linear potential solution
- pellman
- · Replies 2 ·
Graduate Difference between quantum theory, quantum physics, and quantum field theory
- redhedkangaro
- · Replies 23 ·
Graduate Construction of SU(3) multipletts, implication of Gell-Mann-Nishijima
- blue2script
- · Replies 15 ·
Graduate Can Charge and Mass Clouds Explain the Behavior of Particles in an Atom?
- granpa
- · Replies 14 ·
Graduate Quantum superpositions of mixed states.
- oddthingy
- · Replies 1 ·
Graduate Magnetic moment of a deutron is 0.8574 u_n
- babblingsia
- · Replies 1 ·
Graduate What is a the superstring field?
- redhedkangaro
- · Replies 1 ·
Graduate Spherical symmetry implies zero angular momentum?
- Mosis
- · Replies 6 ·
High School Double Slit Experiment: Does Slit Thickness Matter?
- SimonB
- · Replies 6 ·
Graduate Can a particle have multiple wave functions, and do they change when particles interact?
- thenewmans
- · Replies 4 ·
Graduate What contradictions remain between SR and QM?
- thenewmans
- · Replies 15 ·
Graduate Quantum entanglement and information
- SW VandeCarr
- · Replies 29 ·
Graduate What is the physical meaning of spin in quantum mechanics?
- LennoxLewis
- · Replies 50 ·
Graduate Cramer's Backward Causality Experiment
- sanman
- · Replies 60 ·
Graduate Does Schrödinger's cat paradox need superstring theory to solve?
- Swapnil
- · Replies 35 ·
Graduate Potential Energy Surface in chemical reaction computations
- filippo
- · Replies 1 ·
Graduate Basic treatment of the hydrogen atom through wave mechanics.
- scorpion990
- · Replies 3 ·
Graduate Are the electrons in TV set wave or particle?
- feynmann
- · Replies 6 ·
Graduate Is the EOM for a Lagrangian with a scalar operator always 2D phi = 0?
- RedX
- · Replies 5 ·
Graduate About solving differential equations
- ice109
- · Replies 1 ·
Graduate Experimental evidence for Hydrogen Wave Function?
- Shenckel
- · Replies 1 ·
Graduate Can the Pauli Exclusion Principle explain the quantization of the nucleus?
- nuclear420
- · Replies 4 ·
Graduate A way aroung determining which-paths in interference patterns?
- Gothican
- · Replies 11 ·
Graduate What determines the metric around solid objects made of particles?
- wolram
- · Replies 11 ·
Graduate Does quantum physics prove that nothing is completely random?
- Green Zach
- · Replies 7 ·
Graduate What is Time Ordered Product T(AB) at Equal Times?
- zombiegirl
- · Replies 2 ·
Graduate What does <ψn|A|ψm> mean for different wavefunctions?
- jbb
- · Replies 2 ·
Graduate Quatum Fields, Strings, and Parallel Universe
- redhedkangaro
- · Replies 2 ·
Graduate Best way to answer beginner questions about quantum mechanics
- Dmitry67
- · Replies 1 ·
Graduate Basis set orthonormality property
- filippo
- · Replies 1 ·
Graduate Basic questions on quantum scattering
- hiyok
- · Replies 8 ·
Graduate Why study the QED vertex if 4-momentum conservation forbids it
- RedX
- · Replies 2 ·
Graduate Why isolated eigenvalues have normalizable eigenstates
- jostpuur
- · Replies 7 ·
High School Question: Protons and Neutrons Popping into and out of existance
- TreeofSkills
- · Replies 2 ·
Graduate Does the potential change as an electron moves within an atom?
- granpa
- · Replies 1 ·
Graduate Why doesn't the Electron crash into the proton in an H atom?
- feynmann
- · Replies 51 ·
Graduate Wave function and spatial phase factor
- jostpuur
- · Replies 21 ·
Graduate What is the Meaning of [J1,J2] = 0 in the Addition of Angular Momenta?
- tommy01
- · Replies 4 ·
Graduate Incandescence and energy bands
- monstersaurou
- · Replies 1 ·
Graduate Spectral theory in quantum mechanics
- guhan
- · Replies 3 ·
Graduate Are probability waves real and does wave collapse respect relativity?
- Charlie G
- · Replies 3 ·
Graduate Does energy-time uncertainty follow from Heisenberg's uncertainty principle?
- filippo
- · Replies 6 ·
Undergrad What is a magnetic field composed of?
- Charlie G
- · Replies 4 ·
Undergrad How does light show particle properties?
- markoX
- · Replies 5 ·
Graduate Energy becoming mass? Wilczek question
- Quantum_Grid
- · Replies 2 ·
Graduate How do forces work in quantum mechanics if matter has wave-particle duality?
- cam875
- · Replies 4 ·
Graduate Why don't electrons crash into the nucleus?
- cam875
- · Replies 14 ·
Graduate Wave-particle duality and electromagnetic waves
- JKaufinger
- · Replies 10 ·
Graduate Measure invariance under unitary transformation in functional integrals
- jdstokes
- · Replies 2 ·
Graduate What is the relationship between rest energy and frequency in quantum mechanics?
- LarryS
- · Replies 3 ·
Graduate How do photon-electron transitions relate to frequency and motion?
- SdogV
- · Replies 3 ·
Graduate Understand Uncertainty Principle in Computer Simulations
- cam875
- · Replies 17 ·
Graduate Construction of a Hilbert space and operators on it
- Fredrik
- · Replies 3 ·
Graduate What Are the Hidden Variables Behind Photon Wave Function Collapse?
- nutgeb
- · Replies 9 ·
Graduate Scattered states and bound states ?
- hiphys
- · Replies 2 ·
Undergrad Can Atoms Produce Photons Through Electron Excitation?
- Haibara Ai
- · Replies 3 ·
Graduate Why is zero-point energy finite for a quantum harmonic oscillator?
- NJV
- · Replies 6 ·
Graduate Size of a photon's electromagnetic field
- nutgeb
- · Replies 13 ·
Graduate How can the Heisenberg formula be proven in simple terms?
- NJV
- · Replies 3 ·
Graduate Why does strong magnetic field destroy spherical symmetry of atom?
- xfshi2000
- · Replies 2 ·
Graduate How are spin matrices constructed for S=5/2 systems?
- Rajini
- · Replies 30 ·
Graduate Moment of inertia tensor of an electron?
- tiny-tim
- · Replies 3 ·
Graduate Why can't a man in the middle attack intercept quantum cryptography?
- MrGamma
- · Replies 22 ·
Graduate Spacetime states in Rovelli's book Quantum Gravity
- naima
- · Replies 1 ·
Graduate How did Planck come up with 'h'?
- Potentiator
- · Replies 26 ·
Graduate Why Bell's inequality predicts 50% agreement between entangled spins
- Gothican
- · Replies 10 ·
High School How can a atom generate photons ?
- live4physics
- · Replies 11 ·
Graduate How can bosons like pions be made of fermions if they have opposite properties?
- electerr
- · Replies 9 ·
Undergrad How Do Quantum Numbers Shape Atomic Structure?
- cam875
- · Replies 5 ·
Graduate What does off-diagonal term mean?
- physlad
- · Replies 1 ·
Graduate What's wrong with my Schrodinger equation?
- tpg
- · Replies 8 ·
Graduate What is Local U(1) Gauge-Invariance and its role in electromagnetism?
- sudhirking
- · Replies 11 ·
Graduate Oscillation in Charged Particles
- sudhirking
- · Replies 2 ·
Undergrad What energy do electrons actually take in an orbital?
- feynmann
- · Replies 8 ·
Graduate Probability of a wave function
- soul
- · Replies 3 ·
Graduate What is the generalization of the BAC-CAB rule for operators?
- maverick280857
- · Replies 4 ·
Graduate Can Bosons and Leptons Coexist in Same Space?
- Haibara Ai
- · Replies 1 ·
Graduate Casimir Effect - min. distance between plates
- Dmitry67
- · Replies 4 ·
Graduate Reasons for natural occuring forces
- sudhirking
- · Replies 20 ·
Graduate Phase and signal velocity of light inside a medium
- lightarrow
- · Replies 6 ·
Graduate Is a proton's movement considered a subject of Quantum Mechanics?
- karkas
- · Replies 5 ·
Graduate Where are the anti-particles in a nuclie?
- sudhirking
- · Replies 10 ·
Graduate Why do electrons jump energy levels without passing through intermediate states?
- sudhirking
- · Replies 6 ·
Graduate Is Teleportation Mathematically or Theroretically Possible
- Sammyg
- · Replies 3 ·
Graduate A question from Weinberg's qft book
- bugl0ver
- · Replies 5 ·
Graduate Planck's Constant Related to Velocity of Light?
- LarryS
- · Replies 5 ·
Graduate Electromagnetic Force: Where Does Virtual Photon Get Its Energy?
- spidey
- · Replies 3 ·
Graduate Hartree-Fock Method vs. Configuration Interaction
- filippo
- · Replies 1 ·
Graduate Does Pauli's Exclusion Principle Prevent Atoms from Coexisting in Stars?
- Strang3r
- · Replies 2 ·
Undergrad Two Slit Experiment Setup and Variables
- benk99nenm312
- · Replies 1 ·
Graduate Reasons for phtonic radiation?
- sudhirking
- · Replies 2 ·
Graduate Symmetric/Antisymmetric states in nature?
- hendriko373
- · Replies 6 ·
Graduate Why Hamiltonian and L^2 Don't Commute in Linear Molecules
- filippo
- · Replies 1 ·
Graduate Understanding of double silts experiment
- LittleRocks
- · Replies 1 ·
Undergrad Molecular term symbols for quantum states
- filippo
- · Replies 1 ·
Graduate How is entropy defined by boundary area in Holographic Principle?
- skeleton
- · Replies 1 ·
Graduate Is the Casimir Effect the Same for Insulators as for Metals?
- spidey
- · Replies 4 ·
Undergrad Hartree & Hartree-Fock: What's the Difference?
- filippo
- · Replies 1 ·