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
The Well-Known Result: Rigorous or Not?
- wdlang
- · Replies 6 ·
Graduate Does Time-Energy Uncertainty Violate Energy Conservation?
- Tanjore
- · Replies 23 ·
Graduate Understanding Gas Energy States: A Quantum Physics Analysis
- spaghetti3451
- · Replies 4 ·
Graduate Consciousness and Quantum Tunneling
- MattRob
- · Replies 10 ·
Graduate Conformal field theory: vertex operator
- TriTertButoxy
- · Replies 11 ·
Graduate QED: Electric Field - Can We Observe Photons?
- Gavroy
- · Replies 2 ·
Graduate Quantum cloning and disentanglement
- nordinz
- · Replies 2 ·
Original Schrodinger Equation Article in English
- new_986
- · Replies 16 ·
Graduate Can a passionate physics person explain quantum mechanics to me?
- Chiren
- · Replies 3 ·
Graduate Real Hydrogen Atom: Exploring Electron Energy Effects
- Animak
- · Replies 5 ·
Graduate Pure state versus superposition
- philo324
- · Replies 5 ·
Graduate Difference Between Weyl & Majorana Spinnors
- zaybu
- · Replies 7 ·
Graduate Why is free field called free ?
- kof9595995
- · Replies 54 ·
Graduate Is Degeneracy Relevant in Classical Physics and Quantum Mechanics?
- spaghetti3451
- · Replies 5 ·
Graduate What is the Mistake in Deriving the EM Hamiltonian?
- RedX
- · Replies 2 ·
Graduate Entangled Photon Repeater = FTL Communication?
- Drewbeenius
- · Replies 3 ·
Graduate How many quantum numbers would the system have overall?
- uskalu
- · Replies 1 ·
Graduate Insight, spontaneous ordering?
- precisionart
- · Replies 2 ·
Graduate Time-Independent Schrödinger Equation
- coki2000
- · Replies 2 ·
Graduate Different masses of particles and anti-particles
- exponent137
- · Replies 11 ·
Graduate Hydrogen atom with discrete nonlinear Schrödinger equation
- cryptist
- · Replies 8 ·
Graduate Casimir effect: threshhold distance?
- nomadreid
- · Replies 2 ·
Graduate About the n-point Green functions in position-space
- kmyzzmy
- · Replies 8 ·
Graduate Wave-packets with opposite momenta.
- alemsalem
- · Replies 5 ·
Graduate What Are the Assumptions Behind the Groenewold-van Hove Theorem?
- paweld
- · Replies 15 ·
Graduate How do we know the value of spin?
- Kyleric
- · Replies 10 ·
Graduate How to understand braket two state?
- luxiaolei
- · Replies 14 ·
Graduate Quantum Computing problem [Quantum Teleportation] (Nelson and Chuang)
- maverick280857
- · Replies 3 ·
Graduate Differentiating the complex scalar field
- christodouloum
- · Replies 60 ·
Graduate Nondegenerate Eignefunctions as Linear Combinations
- zachzach
- · Replies 3 ·
Graduate How Can You Calculate Landau Level Orbitals and Wavefunctions?
- Gavroy
- · Replies 1 ·
Undergrad An Introduction to Hilbert Space: Physically Explained
- Sirius24
- · Replies 18 ·
Undergrad How Are Slits Made for the Double Slit Experiment?
- rawtrax
- · Replies 41 ·
Graduate Why is there a time dilation in relativity and what are its implications?
- nitin_zilch
- · Replies 17 ·
Graduate Full knowledge of polarisation angle.
- yuiop
- · Replies 5 ·
Graduate Unable to decrypt emission/absorption matrix element
- provolus
- · Replies 1 ·
Graduate Quantum entanglement between fermions
- limarodessa
- · Replies 13 ·
Graduate QM: Is this a Spherical Harmonic Identity?
- maverick280857
- · Replies 3 ·
Graduate Understanding the 5 DiVincenzo Criteria for a Scalable Quantum Computer
- G01
- · Replies 4 ·
Graduate Feynman rules for Majorana fields (based on Srednicki)
- LAHLH
- · Replies 15 ·
Undergrad Understanding Electron Orbitals: The Role of Photons in Orbital Changes
- nhmllr
- · Replies 4 ·
Graduate Solving Schrodinger's Eqn for Quantum Ring: Boundary Conditions?
- Haxx0rm4ster
- · Replies 5 ·
Graduate Is There a Boson for Magnetic Force in Quantum Mechanics?
- nhmllr
- · Replies 7 ·
Graduate Stern-Gerlach With 3 Magnets
- LarryS
- · Replies 7 ·
Undergrad Interference of different lights
- Dimani4
- · Replies 4 ·
Graduate Quantum Electrodynamics in Curved Spacetime
- paweld
- · Replies 5 ·
Graduate Wick rotation and interference
- causalset
- · Replies 9 ·
Graduate Single photon wave like propagation
- Edi
- · Replies 6 ·
Graduate Some questions about perturbative expansion of S matrix
- PhyMathNovice
- · Replies 1 ·
Graduate Interactions between virtual and real particles
- asimov42
- · Replies 11 ·
Graduate Why Does Equivalence Principle Imply Non-Existence of Higher Spin Fields?
- ismaili
- · Replies 5 ·
Undergrad Quantum Mechanics e-2, Bransden & Joachain
- dnp33
- · Replies 1 ·
Graduate How do the wave-functions of particles and anti-particles differ?
- JDude13
- · Replies 21 ·
Graduate What happens in this thought experiment?
- yuiop
- · Replies 3 ·
Graduate Velocity of qm particle in a box
- fk08
- · Replies 2 ·
Graduate Speed of photons through dual slit.
- yuiop
- · Replies 2 ·
High School The velocity of electrons (question)
- evanallmighty
- · Replies 2 ·
Graduate General Relativity, Quantum Mechanics, Motion and Virtual Particles Oh my
- JDude13
- · Replies 5 ·
Graduate Unknown well-known equation in Sakurai
- eXorikos
- · Replies 19 ·
Graduate Bra-ket Notation: Explained in Layman's Terms + How to Notate
- JDude13
- · Replies 20 ·
Graduate Quantum Decoherence: Understanding Contradictions
- faen
- · Replies 36 ·
Graduate How Do Helium Lamps Produce Light?
- kodimmudi
- · Replies 1 ·
Graduate How can I deform electron orbitals?
- DmplnJeff
- · Replies 6 ·
Undergrad What is the Doppler Shift of Matter?
- teroenza
- · Replies 3 ·
Graduate How Does the Schrödinger Equation Account for Rest Mass Energy?
- hyena
- · Replies 2 ·
Graduate Entangled particles - Correlations
- yuiop
- · Replies 12 ·
Graduate Why Must Dirac Matrices in Minkowski Space Be at Least 4x4?
- praharmitra
- · Replies 8 ·
Graduate Hamiltonian mechanics and the electric field
- snoopies622
- · Replies 15 ·
Graduate Time travel and the double slit experiment?
- Ulnarian
- · Replies 1 ·
High School Difference between coherent light and polarized light
- victorqedu
- · Replies 2 ·
Graduate Casimir Effect? Seems there is a simpler solution than virtual-particles.
- JDude13
- · Replies 2 ·
Graduate Where can I find Dirac's original papers?
- alemsalem
- · Replies 2 ·
Graduate The Landau-Zener transition & spin-flipping in an external field
- omni-impotent
- · Replies 1 ·
Graduate How do I compute the 3D Fourier transform of a point charge potential?
- Marthius
- · Replies 6 ·
Graduate A confusion from David tong's notes on QFT
- kof9595995
- · Replies 3 ·
Undergrad Question about double slit experiment
- WoodenBadger
- · Replies 3 ·
Graduate QED Renormalization: Feynman Diagrams with Counterterms on External Legs
- paweld
- · Replies 7 ·
Graduate Neutron Dipole Moment: Parity, Time Reversal Symmetry
- jaycool1995
- · Replies 1 ·
Graduate Uncertainty Principle: My Solid State Physics Class
- ╔(σ_σ)╝
- · Replies 8 ·
Graduate What separates one particle from another?
- JDude13
- · Replies 6 ·
Graduate Shankar's treatment of Dirac's delta-function
- tymarats
- · Replies 9 ·
Graduate Bare Charges of Identical Particles: Is It Possible?
- Riposte
- · Replies 2 ·
Graduate QED:WeakForce:QCDU(1):SU(2):SU(3)T^1:T^2:T^3 ?
- Spinnor
- · Replies 1 ·
Graduate What Wave Patterns Emerge from Randomized Buoy Generators on a Calm Lake?
- HarryWertM
- · Replies 2 ·
Graduate Wave function (orbital) rotation matrix
- botee
- · Replies 1 ·
Graduate Quantum double slit experiment
- thgiepsluap
- · Replies 51 ·
Graduate Which way detector (hardware) information
- DarioC
- · Replies 5 ·
Graduate Quantum vacuum, virtual particles and ''friction''
- asimov42
- · Replies 3 ·
Graduate Empty space can set objects in motion
- Monique
- · Replies 24 ·
Graduate Rainbows and wave-particle duality
- Nano-Passion
- · Replies 9 ·
Graduate Is the wave-function frequency of subatomic particles affected by gravity?
- JDude13
- · Replies 5 ·
Graduate Some confusions about interaction picture, in peskin
- kof9595995
- · Replies 16 ·
Graduate Relativistic quantum mechanics and causality
- GDogg
- · Replies 52 ·
Graduate Double slit experiment question
- chris2112
- · Replies 1 ·
Undergrad Photoelectric effect experiment
- tonyza2006
- · Replies 3 ·
Graduate The projetive Hilbert space of coherent state.
- bobydbcn
- · Replies 2 ·
Graduate How are free fields and static fields in QFT interconnected?
- Lapidus
- · Replies 4 ·
Undergrad Schrodingers Cat is sbserved whilst in the box
- wawenspop
- · Replies 3 ·
Graduate Consecutive Measurements on One of an Entangled Pair
- Q-reeus
- · Replies 2 ·
Graduate New Type of Entanglement - Time
- Krombacher
- · Replies 16 ·