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 Is it possible to do quantum mechanics without complex functions
- cooev769
- · Replies 12 ·
Graduate Is there a law which prohibits measuring En of a non-stationary state
- cooev769
- · Replies 6 ·
Graduate In-state: adiabatic switching vs wavepackets
- geoduck
- · Replies 10 ·
Graduate Numerical solution of one dimensional Schrodinger equation
- mojtaba m
- · Replies 3 ·
Undergrad Molecular orbitals sigma and pi
- pamelmf
- · Replies 3 ·
Graduate Is Negative Mass Possible in String Theory Through Quantum Fluctuations?
- Strange_matter
- · Replies 1 ·
Graduate What is the wave equation for the Casimir Effect and how was it derived?
- epislon58
- · Replies 1 ·
Graduate Kinetic Energy of particle in 1D and 3D well
- PsychonautQQ
- · Replies 2 ·
Graduate Retro causation in weak measurements?
- Murgue
- · Replies 1 ·
Graduate Questions about quantum fields
- AtomicCanadian
- · Replies 5 ·
Graduate A Negation of the Grandfather Paradox
- jacirez
- · Replies 3 ·
Graduate Differential of exponential operator
- SK1.618
- · Replies 2 ·
Undergrad Can someone explain Compton scattering?
- Coop
- · Replies 10 ·
Graduate Pauli exclusion principle and position-state restriction
- hokhani
- · Replies 7 ·
Graduate Calculating Matrix Representation of 11><11 for 2 Qubits
- Getterdog
- · Replies 5 ·
Graduate Dirac Delta Function: Is delta(x-y) the Same as delta(y-x)?
- eahaidar
- · Replies 7 ·
Graduate Necessary axioms to derive solution to QHO problem
- snoopies622
- · Replies 2 ·
Graduate Multiple entangled particles and no-communication
- Ookke
- · Replies 4 ·
Graduate Work Function Questions - Help Bob Find the Answer
- bobbles22
- · Replies 1 ·
Graduate Angular momentum in the 3D Schrodinger eqn with a central force
- hideelo
- · Replies 8 ·
Graduate No-cloning and uncertainty principle
- nomadreid
- · Replies 7 ·
Graduate Inconsistent Reflection and Transmission values-step potential & E < V
- hnicholls
- · Replies 2 ·
Graduate Help me understand a simplified CHSH (Bell's) experiment
- midix
- · Replies 5 ·
Graduate Delbrück scattering results in ether?
- nomadreid
- · Replies 10 ·
Graduate Solving Matrix Eigenvalue Equation for ψ_{200} and ψ_{210} States
- M. next
- · Replies 1 ·
Undergrad How can the atomic radius of any atom be accurately calculated?
- omax
- · Replies 8 ·
Graduate Discrete Energy Levels: Questions & Answers
- BOAS
- · Replies 4 ·
Graduate Questions on the Dirac equation
- Matterwave
- · Replies 11 ·
Graduate General questions on the formalism of QFT
- HomogenousCow
- · Replies 5 ·
Graduate Permenance of Collapsed Wave Function Spin State
- ChiralWaltz
- · Replies 6 ·
Graduate Older nuclear structure models.
- carllacan
- · Replies 1 ·
Graduate Group theory and quantum mechanics
- journeyman1986
- · Replies 2 ·
Graduate J.J. Sakurai: Error of 2nd Order in d x' Eq (1.6.24)
- omoplata
- · Replies 5 ·
Undergrad Why do electrons drop energy levels?
- jonland82
- · Replies 11 ·
Graduate At What Scale Does Quantum Mechanics Impact CPU Functionality?
- need_aca_help
- · Replies 1 ·
Graduate What is the quantum anti-zeno effect?
- James MC
- · Replies 9 ·
Graduate Approx. Solution To Quantum Harmonic Oscillator for |x| large enough
- Chem.Stud.
- · Replies 6 ·
Graduate Commutator expectation value in an Eigenstate
- Matterwave
- · Replies 19 ·
Graduate Sequential measurements of conjugate observables
- atyy
- · Replies 21 ·
Graduate Can someone explain the ignorance ensemble theory
- batmanandjoker
- · Replies 1 ·
Graduate Will the Casimir Effect Operate Between Bolt Threads at 10nm?
- jaiii
- · Replies 1 ·
Graduate Sum of the probabilities equals 3 in bipartite covariance ?
- jk22
- · Replies 7 ·
Graduate Are two electrons in an hydrogen orbital positionally dependent ?
- xortdsc
- · Replies 6 ·
Graduate Is Quantum Entanglement Instantaneous for All Observers?
- Terdbergler
- · Replies 21 ·
Graduate Entanglement entopy and area law
- arpharazon
- · Replies 3 ·
Graduate Simple question concerning unitary transformation
- M. next
- · Replies 3 ·
Graduate Path integrals as usually presented - what does it tell us?
- pellman
- · Replies 4 ·
Graduate Unruh Effect and Temperature Differentials
- trendal
- · Replies 5 ·
Graduate Quantization Rule for Planetary Motion?
- Mahasweta
- · Replies 1 ·
Graduate Delayed-choice multi entanglement swapping
- StevieTNZ
- · Replies 3 ·
Graduate Dirac ket-bra simplification over here.
- M. next
- · Replies 7 ·
Graduate Hesienburg Uncertainity Principal
- Tigersharkmks
- · Replies 8 ·
Graduate Superposition in the Macro World - Why Not?
- T2theB
- · Replies 20 ·
Graduate QM and a new way to calculate probabilities
- DaTario
- · Replies 8 ·
Graduate Help understanding molecular vs atomic electron quantum states
- Bob65
- · Replies 5 ·
Graduate Ground State Energy of quantum oscillator
- PsychonautQQ
- · Replies 1 ·
Graduate Two interfering antennas with single photon radiation
- user3
- · Replies 2 ·
Graduate When do Newtonian mechanics breakdown
- shanepitts
- · Replies 3 ·
Graduate Wave Function Terminology - Are these synonyms?
- shanepitts
- · Replies 4 ·
Graduate Conserved Charges of Stress Energy Tensor
- WarDieS
- · Replies 2 ·
Graduate Infinite Potential Colliding with Wave Function: Is it Correct?
- rmfw
- · Replies 1 ·
Graduate Multiple universes in cosmology and quantum mechanics
- greypilgrim
- · Replies 6 ·
Graduate Large N Expansion: Getting Started
- metamathphys
- · Replies 3 ·
Graduate Calculating Probability Density in Quantum Mechanics
- Tigersharkmks
- · Replies 3 ·
Graduate States are or aren't unit vectors?
- nomadreid
- · Replies 16 ·
Graduate Is Yang-Mills scale invariant?
- nonequilibrium
- · Replies 9 ·
Graduate Can you combine wavelengths to ionize atoms
- ranger275
- · Replies 2 ·
Graduate Do London dispersion forces play a role in biological replication?
- Eagle9
- · Replies 5 ·
Graduate Quantum Zeno Effect: What is the argument? (Part II)
- James MC
- · Replies 9 ·
Graduate Q3: How do we measure rotational degrees of freedom in quantum mechanics?
- bkent9
- · Replies 4 ·
Graduate Does QM violate the causality principle?
- HamzahA
- · Replies 4 ·
Graduate Is it possible to use Quantam entanglement to study event horizon
- kkragam
- · Replies 7 ·
Graduate What is the disparity in the dimensionality of angular momenta?
- Matterwave
- · Replies 8 ·
Graduate Does spin have a spatial direction
- aaaa202
- · Replies 6 ·
Graduate Double slit experiment with electrons - detector at one slit
- fizixfan
- · Replies 8 ·
Graduate Mermin's One-Measurement Refutation of Local Hidden Variables
- stevendaryl
- · Replies 3 ·
Graduate Atomic Probability Densities Always Even?
- physicsphreak2
- · Replies 1 ·
Graduate Uncertainty Principle & Ground State of Harmonic Oscillator
- alejandrito29
- · Replies 7 ·
Graduate Some questions about spin in relation to the stern-gerlach experiment
- xortdsc
- · Replies 8 ·
Graduate Non-Relativistic QED Textbook Reference - Zag
- Zag
- · Replies 2 ·
Graduate Finite well penetration depths dependence on Well Length
- PsychonautQQ
- · Replies 1 ·
Graduate Quantum Explanation of Magnets
- Hornbein
- · Replies 3 ·
Graduate C from quantum first principles?
- nomadreid
- · Replies 4 ·
Graduate Quantization of the Electromagnetic Field
- MisterX
- · Replies 1 ·
Graduate Is it possible for a wave function to have a discontinuous first derivative?
- LagrangeEuler
- · Replies 14 ·
Graduate Use of component tensor product in quantum mechanics?
- jk22
- · Replies 2 ·
Graduate Storing data in quantum spaces.
- pondzo
- · Replies 5 ·
Graduate Quantum dots Need help in analysis
- tghn
- · Replies 3 ·
Graduate Are there any decoherance experiments someone could link to me?
- batmanandjoker
- · Replies 2 ·
Graduate What is the role of symmetry in quantum mechanics?
- AndrewShen
- · Replies 8 ·
Graduate Another proof that local realism does not work
- jk22
- · Replies 3 ·
Graduate Trying to understand Hermitian adjoint proof
- Mary
- · Replies 15 ·
Undergrad Double slit experimental method
- zthompson47
- · Replies 5 ·
Graduate What causes the repulsive force in diatomic molecules?
- Runei
- · Replies 2 ·
Graduate Simultaneously diagonalize two operators
- kashokjayaram
- · Replies 6 ·
Graduate Shifting integration variable when determing population densities
- "Don't panic!"
- · Replies 8 ·
Graduate Parition function for Boson gas with two quantum numbers
- dipole
- · Replies 2 ·
Undergrad Closing the Free Will Loophole: What to Expect
- Jilang
- · Replies 1 ·
Graduate Optical Tweezers experiment =]
- BiGyElLoWhAt
- · Replies 2 ·
Graduate Higgs field as the 5th fundamental force?
- d-richard
- · Replies 1 ·