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 Electron Excitation and Photon Emission: Understanding the Ground State
- MathewsMD
- · Replies 4 ·
Graduate Is There a Relationship Between Principal Quantum Number and Amplitude?
- rauletechuleta
- · Replies 4 ·
Graduate Tunneling from Rectangular barrier - Exponential Decay ?
- svrphy
- · Replies 5 ·
Graduate Time-independence of seperable solutions of the Schrödinger eqn
- Runei
- · Replies 3 ·
Graduate Do single photons disperse like a wave?
- xortdsc
- · Replies 15 ·
Graduate Is the product rule on operators different from traditional calculus?
- Abigale
- · Replies 2 ·
Graduate Proton Vibrations: The Behavior of Protons When Not Bound to Nucleus
- Antigone
- · Replies 6 ·
Graduate Ground state: singlet or triplet
- aaaa202
- · Replies 2 ·
Graduate Why does the operator S_p - S_n in deuteron result in a zero expectation value?
- Silversonic
- · Replies 3 ·
Graduate How Do Individual Photons Behave in the Double Slit Experiment?
- gonadgranny
- · Replies 3 ·
Graduate Atomic recoil and the polarization of photon emitted
- megadethized
- · Replies 5 ·
Graduate What Are Hermitian Operators and Their Significance in Quantum Mechanics?
- Nikitin
- · Replies 5 ·
Graduate Entanglement and separable state
- phyky
- · Replies 1 ·
Graduate Is the wave function/packet an actual property
- batmanandjoker
- · Replies 7 ·
Graduate Wave function orthogonal components
- Alfred Cann
- · Replies 7 ·
Graduate Double slit with time measurement
- DParlevliet
- · Replies 67 ·
Undergrad Why Doesn't Mass of Electrons Increase?
- nil1996
- · Replies 5 ·
Graduate Transition of free to bound electrons
- xortdsc
- · Replies 14 ·
Graduate Position variables in the wave function
- SheikYerbouti
- · Replies 1 ·
Graduate Quantum Harmonic Oscillator
- andrewthorn
- · Replies 1 ·
Graduate Why the generator operators of a compact Lie algebra are Hermitian?
- ndung200790
- · Replies 9 ·
Graduate Wavefunction Normalization at Different Times
- user3
- · Replies 8 ·
Graduate Calculating d<p>/dt: Class Notes & Mistakes
- iScience
- · Replies 3 ·
Graduate Commutator for fermion operators?
- pellman
- · Replies 2 ·
Graduate One thing cannot be in two places at the same time
- batmanandjoker
- · Replies 36 ·
Graduate Black hole information paradox?
- gstar
- · Replies 1 ·
Graduate Commutation of time derrivative
- Abigale
- · Replies 3 ·
Graduate Entangled photons and polarisation.
- Dadface
- · Replies 8 ·
Graduate Unusual uncertainty relations question
- liometopum
- · Replies 10 ·
Graduate Generator of translations involving TIME
- AxiomOfChoice
- · Replies 7 ·
Graduate Understanding Spinorial Representations in Relativistic QM/QFT
- WannabeNewton
- · Replies 11 ·
Graduate What happens if the screen in young's double slit experiment is replac
- junfan02
- · Replies 6 ·
Graduate How do multiple electrons behave in the Kronig-Penny model?
- mamunalsiraj
- · Replies 2 ·
Graduate Two-photon physics/quantum electrodynamics
- Antigone
- · Replies 1 ·
Graduate Could we witness other universes begin?
- GreatScot
- · Replies 1 ·
Graduate What is the Time Evolution of the Angular Momentum Operator?
- Hazzattack
- · Replies 8 ·
Graduate Question about Feynman diagrams with the integral
- chern
- · Replies 3 ·
Graduate Some questions regarding Statistical and Quantum Mechanics
- Shan K
- · Replies 10 ·
Graduate What causes a collapse - and does it depend on frames of reference?
- wheelersbit
- · Replies 28 ·
Graduate Can second quantization on strings create states out of the vacuum?
- Shain
- · Replies 17 ·
Graduate Regarding the creation and annhilation operators in QFT
- Kontilera
- · Replies 11 ·
Graduate Second Quantization-Kinetic operator
- ChrisVer
- · Replies 1 ·
Graduate Field strength tensor / matrix
- Abigale
- · Replies 5 ·
Graduate Calculating Eigenenergies of Photon in Cavity Hamiltonian
- Abigale
- · Replies 4 ·
High School What interference pattern of double-slit experiment does mean
- vijayantv
- · Replies 45 ·
Graduate Is the energy operator (time derivative) a linear one?
- MHD93
- · Replies 3 ·
Graduate Probability Amplitude Maxwell's Equations
- Bashyboy
- · Replies 8 ·
Graduate Quantum corrections to massless fermionic field
- Mesmerized
- · Replies 14 ·
Graduate Pure, proper mixed, and improper mixed states in laymen's terms
- batmanandjoker
- · Replies 12 ·
Graduate Hooke's Law on a microscopic level
- BrainSalad
- · Replies 6 ·
Graduate Measurement, information and entropy
- jk22
- · Replies 9 ·
Graduate How do we know E is energy in the time-independent Schrodinger eq
- Woland
- · Replies 3 ·
Graduate Quantum Entropy & Superdense Coding/Cryptography
- iorfus
- · Replies 12 ·
Graduate Is Quantum Time a Vector Instead of a Scalar?
- Jilang
- · Replies 11 ·
Graduate Double Slit Experiment: New Idea About How it Works?
- DwithQs
- · Replies 4 ·
Graduate What causes an electron to return to its ground state?
- Wheelwalker
- · Replies 5 ·
Graduate Absorption And Emission Of Light According To Quantum Mechanics
- ns_phonon
- · Replies 2 ·
Graduate Are Planck Units the Ultimate Limit for Measurements?
- Tclack
- · Replies 4 ·
Graduate Radius of effect of atomic interactions
- jshrager
- · Replies 1 ·
Graduate What happens on un-ionized electrons after ionization?
- goodphy
- · Replies 5 ·
Undergrad Sun Emission Spectrum: Redshift/Blueshift & Visible Light
- Entangled
- · Replies 5 ·
Graduate Uncertainty Principle and the Second Law
- Suwailem
- · Replies 4 ·
Graduate What is the radius of a superposition
- batmanandjoker
- · Replies 12 ·
Graduate Almost uncontrollable fascination with astro/quantum physics
- jman
- · Replies 2 ·
Graduate Feynman diagrams and momentum conservation
- johne1618
- · Replies 1 ·
Graduate Quantum Spin vs Spin - Understand the Difference
- anorred
- · Replies 25 ·
Graduate Steve Hawking's new take on black holes
- Integral
- · Replies 1 ·
Graduate What Does the Term Field Signify in Quantum Field Theory?
- Bryan278
- · Replies 3 ·
Graduate One dimensional Coulomb potential
- ShayanJ
- · Replies 1 ·
Graduate Question about electron slit experiments
- bigsmiles
- · Replies 5 ·
Graduate Assume QM is realistic but non-local: Explain superposition?
- greypilgrim
- · Replies 8 ·
Graduate Photon and anti-photon annihilation?
- Goliatbagge
- · Replies 8 ·
Graduate Translating a Wavefunction: Differentiating with Respect to ##a_x##
- unscientific
- · Replies 8 ·
Graduate How does the pilot wave theory explain the double slit experiment?
- Filmmakerdoc
- · Replies 27 ·
Graduate Does that classical world even exist?
- batmanandjoker
- · Replies 6 ·
Graduate Inner Product in this step of the working
- unscientific
- · Replies 13 ·
Graduate Can't figure out how hawking radiation fixes thermodynamic problem
- Stonius
- · Replies 12 ·
Graduate How do you build a wave packet and inital conditions
- fede.na
- · Replies 3 ·
Graduate What is the pure imaginary number in Dirac's Principles of QM?
- Catflap
- · Replies 17 ·
Graduate Coarsening the reference vs. the detection?
- .Scott
- · Replies 4 ·
Graduate Ground state of harmonic oscillator
- unscientific
- · Replies 2 ·
Graduate Weak Localization: Explaining the Argument
- aaaa202
- · Replies 5 ·
Graduate Step on Weinberg's QM Book (pp. 154-155)
- carlosbgois
- · Replies 1 ·
Graduate Generalized Schrödinger equation
- Maximise24
- · Replies 6 ·
Graduate Can a universe form from a true vacuum through quantum tunneling?
- mattattack
- · Replies 12 ·
Graduate Quantum theory and the implications on human life
- iforu
- · Replies 27 ·
Graduate Classical versus quantum interference.
- Dadface
- · Replies 10 ·
Graduate Characteristics of a Potential Well that is Proportional to -1/|x|
- WoahWoah
- · Replies 4 ·
Undergrad How Did the Bohr Model Account for the Atom's Spherical Appearance?
- gianeshwar
- · Replies 10 ·
Graduate Commutation of Vector-Potential and Field-Operator
- Abigale
- · Replies 3 ·
Graduate Understanding SU(2) Adjoint Repr of Algebra
- ChrisVer
- · Replies 1 ·
Graduate Fermi-Dirac distribution for metals
- ilconformista
- · Replies 8 ·
Graduate Why does the classical world exist
- batmanandjoker
- · Replies 26 ·
Graduate Gauge Fixing in Yang-Mills gauge theory
- michael879
- · Replies 29 ·
Graduate Can a Universe with a Lone Star Survive without an Absorber?
- Jilang
- · Replies 3 ·
Graduate Derivative of Field-Operator and Vector-Potential
- Abigale
- · Replies 2 ·
Graduate As per Japanese physicist (Masahiro Hotta), energy teleporation is possible
- pranj5
- · Replies 136 ·
Graduate Path Superposition Vs Entanglement Superposition
- San K
- · Replies 2 ·
Graduate Can a Klyshko photon be blocked?
- .Scott
- · Replies 8 ·
Graduate What Causes the Unique Scattering Patterns in the Ramsauer–Townsend Effect?
- shinwolf14
- · Replies 1 ·