User:Zarzuelazen/Books/Reality Theory: Quantum Mechanics

Reality Theory: Quantum Mechanics

 * Ablation
 * Abrikosov vortex
 * Absorbance
 * Absorptance
 * Absorption (electromagnetic radiation)
 * Absorption cross section
 * Absorption spectroscopy
 * Active laser medium
 * Adiabatic theorem
 * AdS/CFT correspondence
 * Aharonov–Bohm effect
 * Airy function
 * Alfvén wave
 * Alfvén's theorem
 * Alpha decay
 * Alpha particle
 * Alpha process
 * Amplituhedron
 * Anderson localization
 * Angular momentum coupling
 * Angular momentum of light
 * Angular momentum operator
 * Annihilation
 * Anomalous magnetic dipole moment
 * Anomaly (physics)
 * Anti-symmetric operator
 * Antiferromagnetism
 * Antimatter
 * Antiparticle
 * Anyon
 * Argon fluoride laser
 * Ashtekar variables
 * Aspect's experiment
 * Asymptotic freedom
 * Atom
 * Atomic mirror
 * Atomic nucleus
 * Atomic number
 * Atomic orbital
 * Atomic physics
 * Atomic spectroscopy
 * Atomic theory
 * Attenuation
 * Attenuation coefficient
 * Aufbau principle
 * Auger effect
 * Avalanche breakdown
 * Axion
 * Azimuthal quantum number
 * Background independence
 * Band diagram
 * Band gap
 * Barkhausen effect
 * Baryon
 * Baryon number
 * Basis set (chemistry)
 * BCS theory
 * Beam expander
 * Beam splitter
 * Beer–Lambert law
 * Bell test experiments
 * Bell's theorem
 * Berry connection and curvature
 * Beta decay
 * Beta function (physics)
 * Beta particle
 * Bethe–Salpeter equation
 * Bidirectional reflectance distribution function
 * Binding energy
 * Birefringence
 * Black body
 * Black-body radiation
 * Bloch sphere
 * Bloch's theorem
 * Bogoliubov transformation
 * Bohr magneton
 * Bohr radius
 * Born rule
 * Bose gas
 * Bose–Einstein condensate
 * Bose–Einstein statistics
 * Bose–Hubbard model
 * Boson
 * Bosonic field
 * Bosonic string theory
 * Bottomness
 * Bound state
 * Bragg's law
 * Brane
 * Bravais lattice
 * Bra–ket notation
 * Breakdown voltage
 * Bremsstrahlung
 * Brillouin scattering
 * Brillouin zone
 * BRST quantization
 * Bubble chamber
 * C-symmetry
 * Calabi–Yau manifold
 * Canonical commutation relation
 * Canonical quantization
 * Canonical quantum gravity
 * Carrier generation and recombination
 * Casimir effect
 * Categorical quantum mechanics
 * Cathode ray
 * Cathodoluminescence
 * Causal dynamical triangulation
 * Causal sets
 * Cavity quantum electrodynamics
 * Charge (physics)
 * Charge carrier
 * Charge number
 * Charge ordering
 * Charm (quantum number)
 * Chemical laser
 * Cherenkov radiation
 * Chern–Simons theory
 * Chiral anomaly
 * Chiral symmetry breaking
 * Chirality (physics)
 * Chromatic aberration
 * CHSH inequality
 * Circuit quantum electrodynamics
 * Classical electron radius
 * Classical Heisenberg model
 * Classical nucleation theory
 * Classical XY model
 * Cloud chamber
 * CNO cycle
 * Coherence (physics)
 * Coherent state
 * Collider
 * Collimated light
 * Collimator
 * Collision cascade
 * Color charge
 * Color confinement
 * Compactification (physics)
 * Complementarity (physics)
 * Composite boson
 * Composite fermion
 * Compton scattering
 * Compton wavelength
 * Condensation
 * Condensed matter physics
 * Conformal bootstrap
 * Conformal field theory
 * Conformal symmetry
 * Conifold
 * Conjugate variables
 * Conservation law
 * Consistent histories
 * Constitutive equation
 * Continuous spectrum
 * Cooper pair
 * Copenhagen interpretation
 * Core charge
 * Corona discharge
 * Correlation function (quantum field theory)
 * Correspondence principle
 * Coulomb barrier
 * Counterfactual definiteness
 * Coupling constant
 * CP violation
 * CPT symmetry
 * Creation and annihilation operators
 * Critical dimension
 * Critical exponent
 * Critical field
 * Critical mass
 * Critical phenomena
 * Critical point (thermodynamics)
 * Cross section (physics)
 * Crossing (physics)
 * Crystal momentum
 * Crystal structure
 * Crystallography
 * Cuprate superconductor
 * Curie constant
 * Curie temperature
 * Curie's law
 * Curie–Weiss law
 * Current sheet
 * Cyclotron
 * Cyclotron radiation
 * Cyclotron resonance
 * D-brane
 * De Broglie–Bohm theory
 * Debye length
 * Debye sheath
 * Decay chain
 * Decay product
 * Defining equation (physics)
 * Degenerate energy levels
 * Degenerate matter
 * Delayed neutron
 * Delta potential
 * Density matrix
 * Density matrix renormalization group
 * Density of states
 * Dephasing
 * Depletion region
 * Deposition (phase transition)
 * Deuterium fusion
 * Diamagnetism
 * Diaphragm (optics)
 * Dichroic filter
 * Dichroism
 * Dielectric
 * Dielectric barrier discharge
 * Dielectric strength
 * Diffusion current
 * Dilaton
 * Dimensional reduction
 * Dimensionless physical constant
 * Dirac equation
 * Dirac operator
 * Discrete spectrum
 * Displacement operator
 * Doppler broadening
 * Double layer (plasma physics)
 * Double-slit experiment
 * Doublet state
 * Drift current
 * Drift velocity
 * Drude model
 * Dynamical theory of diffraction
 * Effective field theory
 * Effective mass (solid-state physics)
 * Effective nuclear charge
 * Ehrenfest theorem
 * Eightfold way (physics)
 * Elastic scattering
 * Electric arc
 * Electric discharge
 * Electric spark
 * Electric susceptibility
 * Electric-field screening
 * Electrical breakdown
 * Electrical conductor
 * Electrical mobility
 * Electrical resistivity and conductivity
 * Electro-optic effect
 * Electrohydrodynamics
 * Electromagnetic pulse
 * Electromagnetic radiation
 * Electromagnetic spectrum
 * Electron
 * Electron affinity
 * Electron avalanche
 * Electron capture
 * Electron configuration
 * Electron crystallography
 * Electron degeneracy pressure
 * Electron density
 * Electron diffraction
 * Electron gun
 * Electron hole
 * Electron magnetic moment
 * Electron mobility
 * Electron neutrino
 * Electron paramagnetic resonance
 * Electron scattering
 * Electron shell
 * Electron-beam technology
 * Electronic band structure
 * Electronic correlation
 * Electronic structure
 * Electronvolt
 * Electron–positron annihilation
 * Electroweak interaction
 * Elementary charge
 * Elementary particle
 * Elitzur–Vaidman bomb tester
 * Emission spectrum
 * Emissivity
 * Energy gap
 * Energy level
 * Energy operator
 * Enthalpy of fusion
 * Enthalpy of vaporization
 * Entropic uncertainty
 * Entropy of entanglement
 * EPR paradox
 * Evanescent field
 * Exchange interaction
 * Excimer
 * Excimer laser
 * Excited state
 * Exciton
 * Expectation value (quantum mechanics)
 * Explicit symmetry breaking
 * Extended supersymmetry
 * Extrinsic semiconductor
 * F-theory
 * Fabry–Pérot interferometer
 * False vacuum
 * Faraday effect
 * Fermi energy
 * Fermi gas
 * Fermi level
 * Fermi liquid theory
 * Fermi surface
 * Fermion
 * Fermionic condensate
 * Fermionic field
 * Fermi–Dirac statistics
 * Ferrimagnetism
 * Ferroelectricity
 * Ferromagnetism
 * Feynman diagram
 * Fiber laser
 * Field (physics)
 * Field effect (semiconductor)
 * Fine structure
 * Fine-structure constant
 * Finite potential well
 * First quantization
 * Flavour (particle physics)
 * Fluid
 * Fluorescence
 * Flux tube
 * Fock space
 * Fock state
 * Forbidden mechanism
 * Force carrier
 * Fractional quantum Hall effect
 * Fractionalization
 * Free electron model
 * Free field
 * Free particle
 * Freezing
 * Functional integration
 * Fundamental interaction
 * Fusion energy gain factor
 * Fusion ignition
 * G-factor (physics)
 * Gain (laser)
 * Gamma ray
 * Gamma spectroscopy
 * Gamow factor
 * Gas
 * Gas laser
 * Gaseous ionization detector
 * Gauge anomaly
 * Gauge boson
 * Gauge fixing
 * Gauge symmetry (mathematics)
 * Gauge theory
 * Gaussian beam
 * Geiger counter
 * Geiger–Müller tube
 * Geometric phase
 * Geometric quantization
 * Geometrical frustration
 * Ghost (physics)
 * Giant magnetoresistance
 * Ginzburg–Landau theory
 * Gleason's theorem
 * Global symmetry
 * Glow discharge
 * Glueball
 * Gluon
 * Gluon field
 * Gluon field strength tensor
 * Goddard–Thorn theorem
 * Grand Unified Theory
 * Grassmann number
 * Gravitational anomaly
 * Graviton
 * Green–Schwarz mechanism
 * Gromov–Witten invariant
 * Ground state
 * Gyromagnetic ratio
 * Hadron
 * Hadronization
 * Half-life
 * Hall effect
 * Hamiltonian (quantum mechanics)
 * Heat transfer physics
 * Heavy fermion material
 * Heisenberg group
 * Heisenberg model (quantum)
 * Heisenberg picture
 * Helicity (particle physics)
 * Heterojunction
 * Heterotic string theory
 * Hidden-variable theory
 * Hierarchy problem
 * Higgs boson
 * Higgs mechanism
 * High-confinement mode
 * High-temperature superconductivity
 * Holographic principle
 * Holography
 * Homological mirror symmetry
 * Hubbard model
 * Hund's rule of maximum multiplicity
 * Hydrogen atom
 * Hyperfine structure
 * Hyperkähler manifold
 * Identical particles
 * Illuminance
 * Imaginary time
 * Immirzi parameter
 * Incandescence
 * Induced gamma emission
 * Induced radioactivity
 * Inelastic neutron scattering
 * Inelastic scattering
 * Inertial confinement fusion
 * Inflaton
 * Infrared
 * Instanton
 * Insulator (electricity)
 * Intensity (physics)
 * Interaction picture
 * Interatomic potential
 * Interferometry
 * Internal conversion
 * Interpretations of quantum mechanics
 * Intrinsic semiconductor
 * Inverse scattering transform
 * Ion beam
 * Ion trap
 * Ion wind
 * Ionization
 * Ionization chamber
 * Ionization energy
 * Ionizing radiation
 * Iridescence
 * Iron-based superconductor
 * Irradiance
 * Irradiation
 * Ising model
 * Island of stability
 * Isospin
 * ITER
 * Jablonski diagram
 * Jet (particle physics)
 * Josephson effect
 * Joule heating
 * Kaon
 * Keldysh formalism
 * Kerr effect
 * Kicked rotator
 * Kirchhoff's law of thermal radiation
 * Klein–Gordon equation
 * KMS state
 * Kochen–Specker theorem
 * Kramers theorem
 * Krypton fluoride laser
 * Ladder operator
 * Lamb shift
 * Lambert's cosine law
 * Lambertian reflectance
 * Landau pole
 * Landau quantization
 * Landau–Zener formula
 * Large Hadron Collider
 * Larmor precession
 * Laser
 * Laser cooling
 * Laser power scaling
 * Laser pumping
 * Laser science
 * Lattice gauge theory
 * Lattice model (physics)
 * Lattice QCD
 * Laue equations
 * Lawson criterion
 * Leidenfrost effect
 * Length scale
 * Lepton
 * Lepton number
 * Light scattering
 * Lindbladian
 * Linear energy transfer
 * Linear particle accelerator
 * Liouville field theory
 * Liquid
 * Liquid crystal
 * List of particles
 * List of states of matter
 * Local structure
 * Local symmetry
 * London equations
 * London penetration depth
 * Loop quantum gravity
 * Lorentz group
 * Luminescence
 * Lundquist number
 * Luttinger liquid
 * M-theory
 * Mach–Zehnder interferometer
 * Macroscopic quantum phenomena
 * Magic number (physics)
 * Magnetic anisotropy
 * Magnetic confinement fusion
 * Magnetic diffusivity
 * Magnetic domain
 * Magnetic flux quantum
 * Magnetic hysteresis
 * Magnetic monopole
 * Magnetic pressure
 * Magnetic quantum number
 * Magnetic reconnection
 * Magnetic Reynolds number
 * Magnetic susceptibility
 * Magnetic tension force
 * Magnetic trap (atoms)
 * Magnetism
 * Magneto-optic effect
 * Magneto-optical trap
 * Magnetohydrodynamics
 * Magnetoresistance
 * Magnetosonic wave
 * Magnon
 * Majorana fermion
 * Many-worlds interpretation
 * Maser
 * Mass attenuation coefficient
 * Mass gap
 * Mass generation
 * Mass number
 * Mass-to-charge ratio
 * Mathematical formulation of quantum mechanics
 * Matrix mechanics
 * Matrix product state
 * Matsubara frequency
 * Matter
 * Matter wave
 * Measurement in quantum mechanics
 * Measurement problem
 * Meissner effect
 * Melting
 * Meson
 * Mesophase
 * Mesoscopic physics
 * Metal–insulator transition
 * Metal–semiconductor junction
 * Metastability
 * Michelson interferometer
 * Microwave
 * Mie scattering
 * Minimal coupling
 * Mirror symmetry (string theory)
 * Mixed anomaly
 * Mode-locking
 * Moduli (physics)
 * Molecular electronic transition
 * Molecular Hamiltonian
 * Molecular vibration
 * Momentum operator
 * Monochromator
 * Monstrous moonshine
 * Montonen–Olive duality
 * Mott insulator
 * Mott transition
 * Moyal bracket
 * Moyal product
 * Muon
 * Muon neutrino
 * N = 4 supersymmetric Yang–Mills theory
 * N-vector model
 * Nakajima–Zwanzig equation
 * National Ignition Facility
 * Natural units
 * Neutral particle oscillation
 * Neutrino
 * Neutrino oscillation
 * Neutron
 * Neutron activation
 * Neutron capture
 * Neutron cross section
 * Neutron diffraction
 * Neutron emission
 * Neutron flux
 * Neutron magnetic moment
 * Neutron moderator
 * Neutron number
 * Neutron poison
 * Neutron radiation
 * Neutron scattering
 * Neutron temperature
 * Neutron–proton ratio
 * Non-ionizing radiation
 * Non-linear sigma model
 * Nonlinear optics
 * Nonlinear Schrödinger equation
 * NOON state
 * Normal order
 * Nuclear binding energy
 * Nuclear chain reaction
 * Nuclear chemistry
 * Nuclear cross section
 * Nuclear fission
 * Nuclear fission product
 * Nuclear force
 * Nuclear fusion
 * Nuclear magnetic moment
 * Nuclear magnetic resonance
 * Nuclear magneton
 * Nuclear physics
 * Nuclear reaction
 * Nuclear reactor physics
 * Nuclear shell model
 * Nuclear spectroscopy
 * Nuclear transmutation
 * Nucleation
 * Nucleon
 * Nuclide
 * Objective-collapse theory
 * Observable
 * Observer (quantum physics)
 * Observer effect (physics)
 * Ohmic contact
 * On shell and off shell
 * Opacity (optics)
 * Open quantum system
 * Operator (physics)
 * Operator product expansion
 * Optical amplifier
 * Optical cavity
 * Optical correlator
 * Optical filter
 * Optical isolator
 * Optical lattice
 * Optical phase space
 * Optical rotation
 * Optical spectrometer
 * Optical theorem
 * Optical tweezers
 * Optical vortex
 * Orbital angular momentum of light
 * Order and disorder
 * Organic superconductor
 * Output coupler
 * Pair production
 * Paramagnetism
 * Parametric process (optics)
 * Parity (physics)
 * Partial wave analysis
 * Particle
 * Particle accelerator
 * Particle beam
 * Particle decay
 * Particle detector
 * Particle in a box
 * Particle number operator
 * Particle physics
 * Particle statistics
 * Partition function (quantum field theory)
 * Paschen's law
 * Path integral formulation
 * Path-ordering
 * Pauli equation
 * Pauli exclusion principle
 * Pauli matrices
 * PBR theorem
 * Penetration depth
 * Penning trap
 * Penrose interpretation
 * Penrose transform
 * Permeability (electromagnetism)
 * Permittivity
 * Persistent current
 * Perturbation theory (quantum mechanics)
 * Phase (matter)
 * Phase diagram
 * Phase space formulation
 * Phase transition
 * Phonon
 * Phosphorescence
 * Photodisintegration
 * Photoelectric effect
 * Photoluminescence
 * Photon
 * Photon polarization
 * Photonics
 * Physical constant
 * Physical object
 * Physicist
 * Physics
 * Piezoelectricity
 * Piezoresistive effect
 * Pinch (plasma physics)
 * Pion
 * Planck constant
 * Planck length
 * Planck units
 * Planck's law
 * Plasma (physics)
 * Plasma oscillation
 * Plasma parameters
 * Plasma recombination
 * Plasmon
 * Pockels effect
 * Poincaré group
 * Point spread function
 * Polarimeter
 * Polarimetry
 * Polariton
 * Polarization rotator
 * Polarizer
 * Polaron
 * Polyakov action
 * Population inversion
 * Position and momentum space
 * Position operator
 * Positron
 * Potential well
 * Potts model
 * POVM
 * Primary field
 * Primitive cell
 * Principal quantum number
 * Principle of locality
 * Probability amplitude
 * Probability current
 * Problem of time
 * Prompt criticality
 * Prompt neutron
 * Propagator
 * Proportional counter
 * Proton
 * Proton capture
 * Proton decay
 * Proton emission
 * Proton magnetic moment
 * Proton tunneling
 * Proton-to-electron mass ratio
 * Proton–proton chain reaction
 * Pulsed laser
 * Purification of quantum state
 * Pyroelectricity
 * P–n junction
 * Q value (nuclear science)
 * Q-switching
 * QCD matter
 * QCD vacuum
 * QED vacuum
 * Quadrupole ion trap
 * Quantization (physics)
 * Quantum
 * Quantum amplifier
 * Quantum Bayesianism
 * Quantum chaos
 * Quantum chromodynamics
 * Quantum contextuality
 * Quantum critical point
 * Quantum decoherence
 * Quantum dissipation
 * Quantum dot
 * Quantum dynamics
 * Quantum electrodynamics
 * Quantum entanglement
 * Quantum eraser experiment
 * Quantum field theory
 * Quantum fluctuation
 * Quantum fluid
 * Quantum foam
 * Quantum foundations
 * Quantum gravity
 * Quantum Hall effect
 * Quantum harmonic oscillator
 * Quantum indeterminacy
 * Quantum instrument
 * Quantum limit
 * Quantum logic
 * Quantum master equation
 * Quantum mechanics
 * Quantum metrology
 * Quantum Monte Carlo
 * Quantum noise
 * Quantum nonlocality
 * Quantum number
 * Quantum operation
 * Quantum optics
 * Quantum oscillations (experimental technique)
 * Quantum phase transition
 * Quantum phases
 * Quantum spin liquid
 * Quantum state
 * Quantum statistical mechanics
 * Quantum superposition
 * Quantum thermodynamics
 * Quantum tunnelling
 * Quantum vacuum state
 * Quantum vortex
 * Quantum well
 * Quantum Zeno effect
 * Quark
 * Quark model
 * Quark–gluon plasma
 * Quasiparticle
 * Quasiprobability distribution
 * Radiance
 * Radiant energy
 * Radiant exitance
 * Radiant flux
 * Radiant intensity
 * Radiation
 * Radiation chemistry
 * Radiation damage
 * Radiative cooling
 * Radiative transfer
 * Radio wave
 * Radioactive decay
 * Radiochemistry
 * Radiolysis
 * Radiometry
 * Radionuclide
 * Raman scattering
 * Raman spectroscopy
 * Rayleigh scattering
 * Reciprocal lattice
 * Rectangular potential barrier
 * Redfield equation
 * Reduced dynamics
 * Reflectance
 * Reflection coefficient
 * Regularization (physics)
 * Relational quantum mechanics
 * Relative permittivity
 * Relativistic quantum chemistry
 * Relativistic quantum mechanics
 * Relativistic wave equations
 * Renormalization
 * Renormalization group
 * Resonance (particle physics)
 * Resonating valence bond theory
 * Ricci-flat manifold
 * Ridged mirror
 * Room-temperature superconductor
 * Rotational spectroscopy
 * Rotational transition
 * Round-trip gain
 * Rydberg atom
 * Rydberg constant
 * Rydberg formula
 * S-duality
 * S-matrix
 * Scalar boson
 * Scalar field theory
 * Scaling dimension
 * Scattering
 * Scattering amplitude
 * Scattering theory
 * Schottky barrier
 * Schrödinger equation
 * Schrödinger field
 * Schrödinger picture
 * Schrödinger's cat
 * Schwinger function
 * Second quantization
 * Seebeck coefficient
 * Selection rule
 * Self-avoiding walk
 * Self-energy
 * Semiconductor
 * Semiconductor luminescence equations
 * Semimetal
 * Separable state
 * Shielding effect
 * Shot noise
 * Sigma model
 * Singlet state
 * Six factor formula
 * Skyrmion
 * Slater determinant
 * Solid
 * Solid-state laser
 * Solid-state physics
 * Spark chamber
 * Specific radiative intensity
 * Spectral line
 * Spectral power distribution
 * Spectral signature
 * Spectrometer
 * Spectroscopy
 * Sphaleron
 * Spin (physics)
 * Spin angular momentum of light
 * Spin echo
 * Spin foam
 * Spin glass
 * Spin magnetic moment
 * Spin network
 * Spin polarization
 * Spin quantum number
 * Spin wave
 * Spin-½
 * Spin–charge separation
 * Spin–orbit interaction
 * Spin–statistics theorem
 * Spitzer resistivity
 * Spontaneous emission
 * Spontaneous fission
 * Spontaneous magnetization
 * Spontaneous parametric down-conversion
 * Spontaneous symmetry breaking
 * Squeezed coherent state
 * Squeezed states of light
 * SQUID
 * Stable nuclide
 * Standard map
 * Standard Model
 * Stark effect
 * State of matter
 * Static forces and virtual-particle exchange
 * Stationary state
 * Stefan–Boltzmann law
 * Stellarator
 * Stern–Gerlach experiment
 * Stimulated emission
 * Stopping power (particle radiation)
 * Strangeness
 * String (physics)
 * String duality
 * String field theory
 * String theory
 * String theory landscape
 * Strong CP problem
 * Strong interaction
 * Strongly correlated material
 * Subatomic particle
 * Sublimation (phase transition)
 * Subsurface scattering
 * Supercharge
 * Superconducting magnet
 * Superconducting tunnel junction
 * Superconducting wire
 * Superconductivity
 * Superconformal algebra
 * Supercritical fluid
 * Supercurrent
 * Superfluidity
 * Supergravity
 * Superlens
 * Supermembranes
 * Supermultiplet
 * Superoperator
 * Superparamagnetism
 * Superpartner
 * Superradiance
 * Superselection
 * Supersolid
 * Superspace
 * Superstring theory
 * Supersymmetric gauge theory
 * Supersymmetric quantum mechanics
 * Supersymmetry
 * Supersymmetry algebra
 * Surface plasmon
 * Surface states
 * Symmetry (physics)
 * Symmetry breaking
 * Symmetry in quantum mechanics
 * Synchrotron
 * Synchrotron radiation
 * SYZ conjecture
 * T-duality
 * T-symmetry
 * Table of nuclides
 * Tachyon
 * Tachyonic field
 * Tau (particle)
 * Tau neutrino
 * Thermal de Broglie wavelength
 * Thermal quantum field theory
 * Thermal radiation
 * Thermoelectric effect
 * Thin-film interference
 * Thin-film optics
 * Thomson scattering
 * Threshold displacement energy
 * Tight binding
 * Time crystal
 * Time translation symmetry
 * Tokamak
 * Topness
 * Topological defect
 * Topological insulator
 * Topological order
 * Topological quantum field theory
 * Topological quantum number
 * Topological string theory
 * Townsend discharge
 * Transition dipole moment
 * Translation operator (quantum mechanics)
 * Transmission coefficient
 * Transmittance
 * Transparency and translucency
 * Triboelectric effect
 * Triple point
 * Triple-alpha process
 * Triplet state
 * Tunnel magnetoresistance
 * Twistor space
 * Twistor string theory
 * Twistor theory
 * Two-dimensional conformal field theory
 * Two-photon absorption
 * Two-state quantum system
 * Type I string theory
 * Type II string theory
 * Type-I superconductor
 * Type-II superconductor
 * Uehling potential
 * Ultracold atom
 * Ultraviolet
 * Uncertainty principle
 * Unified field theory
 * Unitarity (physics)
 * Unitary transformation (quantum mechanics)
 * Universal wavefunction
 * Unruh effect
 * Vacuum energy
 * Vacuum expectation value
 * Vacuum level
 * Vacuum permeability
 * Vacuum permittivity
 * Vacuum polarization
 * Valence and conduction bands
 * Valley of stability
 * Vaporization
 * Vertex operator algebra
 * Virasoro algebra
 * Virasoro conformal block
 * Virtual particle
 * Vlasov equation
 * Von Neumann entropy
 * W and Z bosons
 * Wave function
 * Wave function collapse
 * Wave packet
 * Waves in plasmas
 * Wave–particle duality
 * Weak charge
 * Weak interaction
 * Weak isospin
 * Weak localization
 * Weakly interacting massive particles
 * Weyl equation
 * Wheeler's delayed choice experiment
 * Wheeler–DeWitt equation
 * Wheeler–Feynman absorber theory
 * Wick rotation
 * Wick's theorem
 * Wide-bandgap semiconductor
 * Wiegand effect
 * Wien's displacement law
 * Wightman axioms
 * Wigner quasiprobability distribution
 * Wigner's friend
 * Wigner's theorem
 * Wigner–Seitz cell
 * Wigner–Weyl transform
 * Wire chamber
 * Work function
 * Worldsheet
 * X-ray
 * X-ray crystallography
 * X-ray spectroscopy
 * X-ray tube
 * Yang–Mills equations
 * Yang–Mills existence and mass gap
 * Yang–Mills theory
 * Yukawa interaction
 * Yukawa potential
 * Z-pinch
 * Zeeman effect
 * Zero-point energy