Index of physics articles (C)

The index of physics articles is split into multiple pages due to its size.

To navigate by individual letter use the table of contents below.

C

 * C*-algebra
 * C-ROT gate
 * C-number
 * C-symmetry
 * C-theorem
 * C. B. Collins
 * C. Bruce Tarter
 * C. Chapin Cutler
 * C. E. Wynn-Williams
 * C. F. Powell
 * C. K. Raju
 * C. N. Yang Institute for Theoretical Physics
 * C. Peter Flynn
 * C. R. Hagen
 * C. T. K. Chari
 * C. Thomas Elliott
 * C. V. Boys
 * C. V. Raman
 * CACTUS
 * CADPAC
 * CANFLEX
 * CAREM
 * CASTEP
 * CASTOR calorimeter
 * CCR and CAR algebras
 * CDHS experiment
 * CEBAF On-line Data Acquisition
 * CENBOL
 * CERN
 * CERN Axion Solar Telescope
 * CERN Courier
 * CERN Neutrinos to Gran Sasso
 * CERN Openlab
 * CERN Program Library
 * CFD-ACE+
 * CFD-DEM model
 * CFX
 * CGNS
 * CGh physics
 * CHARMM
 * CHICOS
 * CHSH inequality
 * CIDNP
 * CKM Matrix
 * CLAS detector
 * CLD chromophore
 * CLEO (particle detector)
 * CLHEP
 * CLIO
 * CLOUD
 * CMBFAST
 * CMB cold spot
 * CNDO/2
 * CNO cycle
 * COGEMA La Hague site
 * COMPASS experiment
 * CORSIKA
 * CP-parity
 * CPT symmetry
 * CP violation
 * CR-39
 * CRAC-II
 * CRC Handbook of Chemistry and Physics
 * CROCUS
 * CRYSIS
 * CSA (database company)
 * CTX (explosive-detection device)
 * CUSB
 * C band (IEEE)
 * C band (infrared)
 * C band (NATO)
 * C parity
 * Cabbibo angle
 * Cabibbo–Kobayashi–Maskawa matrix
 * Cactus Framework
 * Cadabra (computer program)
 * Cadarache
 * Caesar Saloma
 * Cahn–Hilliard equation
 * Calabi flow
 * Calabi–Yau four-fold
 * Calabi–Yau manifold
 * Calandria (disambiguation), three different kinds of physics equipment
 * Calculating Space
 * Caldeira-Leggett model
 * Calefaction
 * Callan–Symanzik equation
 * Callendar–Van Dusen equation
 * Calogero conjecture
 * Caloric theory
 * Calorie
 * Calorimeter (particle physics)
 * Calorimeter constant
 * Calorimetry
 * Caloron
 * Calutron
 * Calvin Souther Fuller
 * Camassa–Holm equation
 * Camber (aerodynamics)
 * Camber thrust
 * Cambridge Structural Database
 * Cameron Wright (weapons scientist)
 * Campbell diagram
 * Canadian Association of Physicists
 * Canadian Geophysical Union
 * Canadian Journal of Physics
 * Canadian Light Source
 * Canadian Neutron Beam Centre
 * Canadian Penning Trap Mass Spectrometer
 * Canadian Synchrotron Radiation Facility
 * Canard (aeronautics)
 * Candoluminescence
 * Canfranc Underground Laboratory
 * Canonical commutation relation
 * Canonical coordinates
 * Canonical distribution
 * Canonical ensemble
 * Canonical probability distribution
 * Canonical quantization
 * Canonical quantum gravity
 * Canonical transformation
 * Capacitance
 * Capacitance electroscope
 * Capacitance voltage profiling
 * Capacitively coupled plasma
 * Capacitor analogy
 * Capillary action
 * Capillary length
 * Capillary number
 * Capillary pressure
 * Capillary surface
 * Capillary wave
 * Capture orbit
 * Carbon-13 NMR
 * Carbon-burning process
 * Carbon (journal)
 * Carbon detonation
 * Carbon dioxide laser
 * Carbon nanotube
 * Carbon nanotube quantum dot
 * Cardinal point (optics)
 * Carel S. Scholten
 * Carey Foster
 * Cargill Gilston Knott
 * Carl-Gunne Fälthammar
 * Carl-Gustaf Rossby
 * Carl Anton Bjerknes
 * Carl Auer von Welsbach
 * Carl August von Steinheil
 * Carl David Anderson
 * Carl David Tolmé Runge
 * Carl Eckart
 * Carl Friedrich Gauss
 * Carl Friedrich von Weizsäcker
 * Carl H. Brans
 * Carl Hermann
 * Carl Hodges
 * Carl Kellner (optician)
 * Carl M. Bender
 * Carl Nordling
 * Carl Pulfrich
 * Carl Ramsauer
 * Carl Sagan
 * Carl Størmer
 * Carl Wieman
 * Carl Wilhelm Oseen
 * Carlo Alberto Castigliano
 * Carlo Beenakker
 * Carlo Marangoni
 * Carlo Matteucci
 * Carlo Rovelli
 * Carlo Rubbia
 * Carlos Chagas Filho
 * Carlos E.M. Wagner
 * Carlos Frenk
 * Carlton M. Caves
 * Carlton R. Pennypacker
 * Carminati–McLenaghan invariants
 * Carnot's theorem (thermodynamics)
 * Carnot cycle
 * Carnot heat engine
 * Carolin Crawford
 * Carolinium
 * Carolyne M. Van Vliet
 * Carreau fluid
 * Carrier-to-noise ratio
 * Carrier-to-receiver noise density
 * Carrier generation and recombination
 * Carroll's paradox
 * Carroll Alley
 * Cartan formalism (physics)
 * Cartan–Karlhede algorithm
 * Carter constant
 * Cartoon physics
 * Car–Parrinello method
 * Car–Parrinello molecular dynamics
 * Cascading gauge theory
 * Casimir effect
 * Casimir machine
 * Caspar Isenkrahe
 * Cassie's law
 * Cassini's laws
 * Cat state
 * Catadioptric sensor
 * Catapult effect
 * Catastrophic optical damage
 * Catherine Bréchignac
 * Cathodoluminescence
 * Cathodoluminescence microscope
 * Catoptrics
 * Cauchy's equation
 * Cauchy horizon
 * Cauchy number
 * Cauchy surface
 * Cauchy–Born rule
 * Causal dynamical triangulation
 * Causal patch
 * Causal perturbation theory
 * Causal sets
 * Causal structure
 * Causal system
 * Causality
 * Causality (physics)
 * Causality conditions
 * Caustic (optics)
 * Cavallo's multiplier
 * Cavendish Professor of Physics
 * Cavendish experiment
 * Cavitation
 * Cavity method
 * Cavity quantum electrodynamics
 * Cavity resonator
 * Cebeci–Smith model
 * Cecil Howard Green
 * Cecil Reginald Burch
 * Cees Dekker
 * Ceiling (aircraft)
 * Ceiling level
 * Celestial spheres
 * Celor lens
 * Centauro event
 * Center-of-momentum frame
 * Center for Integrated Plasma Studies
 * Center for Nanoscale Materials
 * Center frequency
 * Center manifold
 * Center of Applied Space Technology and Microgravity
 * Center of mass
 * Center of mass coordinates
 * Center of momentum
 * Center of percussion
 * Center of pressure (fluid mechanics)
 * Center vortex
 * Centers of gravity in non-uniform fields
 * Centimetre of water
 * Central European Journal of Physics
 * Central body
 * Central charge
 * Central field approximation
 * Central force
 * Central potential
 * Centre for High Energy Physics (University of the Punjab)
 * Centre for Quantum Technologies
 * Centre for Underground Physics in Pyhäsalmi
 * Centre line thrust
 * Centrifugal compressor
 * Centrifugal force
 * Centrifugal force (rotating reference frame)
 * Centrifugal pump
 * Centrifuge
 * Centripetal force
 * Centro Brasileiro de Pesquisas Físicas
 * Centrosymmetry
 * Cepheid
 * Cepheid variable
 * Cepheid variables
 * Cepheids
 * Ceramic flux
 * Ceramic petrography
 * Ceramic petrology
 * Chad Orzel
 * Chain reaction
 * Chalcogenide glass
 * Chalk River Laboratories
 * Chamberlin–Moulton planetesimal hypothesis
 * Chameleon particle
 * Champagne flow
 * Chandra X-ray Observatory
 * Chandrasekhar limit
 * Chandre Dharma-wardana
 * Change of decay rate
 * Changes of the length of day
 * Channel noise level
 * Channelling (physics)
 * Chan–Paton factor
 * Chao Tang
 * Chaos: Making a New Science
 * Chaos (physics)
 * Chaos in optical systems
 * Chaos theory
 * Chaotic Inflation theory
 * Chaplygin gas
 * Chapman function
 * Chapman–Enskog theory
 * Chapman–Jouguet condition
 * Characteristic admittance
 * Characteristic impedance
 * Characteristic mode analysis
 * Characteristic number (fluid dynamics)
 * Characteristic state function
 * Characteristic time
 * Charge-exchange ionization
 * Charge-induced voltage alteration
 * Charge (physics)
 * Charge carrier
 * Charge carrier density
 * Charge conservation
 * Charge contrast imaging
 * Charge density
 * Charge invariance
 * Charge ordering
 * Charge qubit
 * Charge radius
 * Charge transfer insulators
 * Charged black hole
 * Charged current
 * Charged particle
 * Charged particle beam
 * Chargino
 * Charles's law
 * Charles-Augustin de Coulomb
 * Charles Archambeau
 * Charles Bruce (physicist)
 * Charles Cagniard de la Tour
 * Charles Chree
 * Charles Christian Lauritsen
 * Charles Critchfield
 * Charles Drummond Ellis
 * Charles Fabry
 * Charles Francis Richter
 * Charles Frank (physicist)
 * Charles Galton Darwin
 * Charles Glover Barkla
 * Charles Gorrie Wynne
 * Charles Grafton Page
 * Charles Greeley Abbot
 * Charles Guillaume Alexandre Bourgeois
 * Charles H. Henry
 * Charles Haldat
 * Charles Hard Townes
 * Charles J. Joachain
 * Charles K. Kao
 * Charles Kittel
 * Charles L. Bennett
 * Charles M. Falco
 * Charles M. Herzfeld
 * Charles M. Newman
 * Charles Panati
 * Charles R. Bentley
 * Charles R. Doering
 * Charles S. Peskin
 * Charles Soret
 * Charles Tahan
 * Charles Taylor (physicist)
 * Charles Thomson Rees Wilson
 * Charles Thorn
 * Charles Tomlinson (scientist)
 * Charles W. Misner
 * Charles Wheatstone
 * Charles Wylie
 * Charles Édouard Guillaume
 * Charlotte Froese Fischer
 * Charlotte Riefenstahl
 * Charm (quantum number)
 * Charm quark
 * Charmed Lambda baryon
 * Charmed baryons
 * Charmed eta meson
 * Charmness
 * Charpy impact test
 * Chart datum
 * Chartered Physicist
 * Chasman–Green lattice
 * Chaudhry Abdul Majeed
 * Cheerios effect
 * Cheick Modibo Diarra
 * Chemi-ionization
 * Chemical Physics Letters
 * Chemical Vapor Deposition (journal)
 * Chemical affinity
 * Chemical beam epitaxy
 * Chemical force microscopy
 * Chemical ionization
 * Chemical laser
 * Chemical oxygen iodine laser
 * Chemical physics
 * Chemical potential
 * Chemical shift
 * Chemical thermodynamics
 * Chemiluminescence
 * Chen Jiaer
 * Chen Ning Yang
 * Chen Yung-Jui
 * Cheng Chemin
 * Cheng Kaijia
 * Cherenkov Array at Themis
 * Cherenkov detector
 * Cherenkov radiation
 * Chern–Simons theory
 * Cherry A. Murray
 * Chester Carlson
 * Chetayev instability theorem
 * Cheuk-Yin Wong
 * Chi-Wang Shu
 * Chi b (3P)
 * Chia-Chiao Lin
 * Chia-Hsiung Tze
 * Chia-Shun Yih
 * Chiang C. Mei
 * Chiara Nappi
 * Chicago Air Shower Array
 * Chicago Pile-1
 * Chien-Shiung Wu
 * Chih-Kung Jen
 * Child's law
 * Chinese Journal of Physics
 * Chinese Optics Letters
 * Chip-scale atomic clock
 * Chiral Potts curve
 * Chiral anomaly
 * Chiral color
 * Chiral gauge theory
 * Chiral model
 * Chiral perturbation theory
 * Chiral superfield
 * Chiral symmetry
 * Chiral symmetry breaking
 * Chirality (electromagnetism)
 * Chirality (physics)
 * Chirped pulse amplification
 * Chladni's law
 * Chlorine-37
 * Choke (electronics)
 * Choked flow
 * Chooz (experiment)
 * Chord (aircraft)
 * Chris Adami
 * Chris Hull
 * Chris J. L. Doran
 * Chris Quigg
 * Chris Sachrajda
 * Chris Wallace (computer scientist)
 * Christer Fuglesang
 * Christiaan Huygens
 * Christian August Hausen
 * Christian Christiansen (physicist)
 * Christian Doppler
 * Christian Gerthsen
 * Christian Heinrich Pfaff
 * Christian Ludwig Gerling
 * Christian Møller
 * Christian T. Elvey
 * Christian Wissel
 * Christine Sutton
 * Christoffel symbols
 * Christofilos Effect
 * Christoph Cremer
 * Christoph Helmut Keitel
 * Christoph Scheiner
 * Christopher Aikman
 * Christopher Bishop
 * Christopher Hansteen
 * Christopher Isham
 * Christopher J. Hardy
 * Christopher Jargocki
 * Christopher Llewellyn Smith
 * Christopher Polhem
 * Christopher Stubbs
 * Christopher T. Hill
 * Christopher T. Russell
 * Christopher Wren
 * Chromatic aberration
 * Chromatic dispersion
 * Chromosphere
 * Chromo–Weibel instability
 * Chronology of the universe
 * Chronology protection conjecture
 * Chronon
 * Chung-Yao Chao
 * Churchill–Bernstein equation
 * Chézy formula
 * Circuit noise level
 * Circuit quantum electrodynamics
 * Circuit theory
 * Circular dichroism
 * Circular motion
 * Circular orbit
 * Circular polarization
 * Circular polarization in nature
 * Circular polarization of starlight
 * Circulation (fluid dynamics)
 * Circulation control wing
 * Circumhorizontal arc
 * Circumscribed halo
 * Circumzenithal arc
 * Claire F. Gmachl
 * Clamper (electronics)
 * Clapotis
 * Clarence Allen (geologist)
 * Clarence Zener
 * Clarendon Laboratory
 * Clarity meter
 * Clark Blanchard Millikan
 * Classical-map hypernetted-chain method
 * Classical Cepheid
 * Classical Cepheid variable
 * Classical Cepheids
 * Classical Heisenberg model
 * Classical Mechanics (book)
 * Classical XY model
 * Classical and Quantum Gravity
 * Classical central-force problem
 * Classical electromagnetism
 * Classical electromagnetism and special relativity
 * Classical electron radius
 * Classical field theory
 * Classical limit
 * Classical mechanics
 * Classical optics
 * Classical physics
 * Classical scaling dimension
 * Classical theories of gravitation
 * Classical theory
 * Classical thermodynamics
 * Classical treatment of tensors
 * Classical unified field theories
 * Classification of electromagnetic fields
 * Claud E. Cleeton
 * Claude-Auguste Lamy
 * Claude-Louis Navier
 * Claude Cohen-Tannoudji
 * Claude Pouillet
 * Claude R. Canizares
 * Claude Wendell Horton, Jr.
 * Claude Wendell Horton, Sr.
 * Claudia Alexander
 * Claudio Bunster
 * Clausius theorem
 * Clausius–Clapeyron relation
 * Clausius–Duhem inequality
 * Clean And Environmentally Safe Advanced Reactor
 * Clearing factor
 * Clebsch–Gordan coefficients
 * Clemens C. J. Roothaan
 * Clemens Timpler
 * Clement John Tranter
 * Clifford Berry
 * Clifford Martin Will
 * Clifford Shull
 * Clifford Truesdell
 * Clifford Victor Johnson
 * Clifford analysis
 * Climate of Uranus
 * Clinical biophysics
 * Clint Sprott
 * Clinton Davisson
 * Cloaking device
 * Cloaking device metamaterial
 * Cloaking device metamaterials
 * Cloaking devices metamaterial
 * Cloaking devices metamaterials
 * Cloaking metamaterial
 * Cloaking metamaterials
 * Clock hypothesis
 * Clockwork universe theory
 * Close coupling
 * Close-packing of equal spheres
 * Closed system
 * Closed timelike curve
 * Closed wing
 * Cloud chamber
 * Cloud condensation nuclei
 * Cloud drop effective radius
 * Clover (detector)
 * Cluster (physics)
 * Cluster decay
 * Cluster decomposition theorem
 * Clyde Cowan
 * Clyde Wiegand
 * Cnoidal wave
 * Coandă effect
 * Coaxial rotors
 * Cobra probe
 * Cockcroft Institute
 * Cockcroft–Walton generator
 * Code Saturne
 * Code V
 * Codex Arundel
 * Coefficient of friction
 * Coefficient of performance
 * Coefficient of restitution
 * Coefficient of thermal expansion
 * Coefficients of potential
 * Coercivity
 * Coffee ring
 * Coffin corner (aviation)
 * Coherence (physics)
 * Coherence length
 * Coherence theory (optics)
 * Coherence time
 * Coherent backscattering
 * Coherent control
 * Coherent information
 * Coherent perfect absorber
 * Coherent potential approximation
 * Coherent spectroscopy
 * Coherent states
 * Cohesion (chemistry)
 * Coincidence circuit
 * Coincidence rangefinder
 * Cold
 * Cold Big Bang
 * Cold dark matter
 * Cold fission
 * Cold fusion
 * Cold rubber
 * Cold trap
 * Cold trap (astronomy)
 * Cold vapour atomic fluorescence spectroscopy
 * Coleman–Mandula theorem
 * Coleman–Weinberg potential
 * Cole–Cole equation
 * Colin Franklin (engineer)
 * Colin Webb (physicist)
 * Collective diffusion
 * Collective dose
 * Collective excitation
 * Collective excitations
 * Collider
 * Collider Detector at Fermilab
 * Colligative properties
 * Collimated light
 * Collimating lens
 * Collimator
 * Collision
 * Collision-induced dissociation
 * Collision cascade
 * Collision detection
 * Collision response
 * Colloid
 * Colloid and Polymer Science
 * Colloid vibration current
 * Color charge
 * Color confinement
 * Color glass condensate
 * Color superconductivity
 * Colored-particle-in-cell
 * Colorimeter (chemistry)
 * Colorimetry
 * Colors of noise
 * Color–color diagram
 * Color–flavor locking
 * Colossal magnetoresistance
 * Columnar phase
 * Coma (optics)
 * Combination tone
 * Combinatorics and physics
 * Combined RF trap
 * Combined gas law
 * Combustibility
 * Committed dose
 * Committed dose equivalent
 * Committed effective dose equivalent
 * Committee on the Safety of Nuclear Installations
 * Common beta emitters
 * Communicating vessels
 * Communication physics
 * Communications in Mathematical Physics
 * Commutator (electric)
 * Comoving distance
 * CompHEP
 * Compact Linear Collider
 * Compact Muon Solenoid
 * Compact dimension
 * Compact star
 * Compactification (physics)
 * Compaction simulation
 * Comparison of software for molecular mechanics modeling
 * Compatibility (mechanics)
 * Complementarity (physics)
 * Complementary experiments
 * Complete set of commuting observables
 * Complex beam parameter
 * Complex circuit
 * Complex dynamics
 * Complex fluids
 * Complex harmonic motion
 * Complex lamellar vector field
 * Component (thermodynamics)
 * Composite fermion
 * Composite field
 * Composite gravity
 * Composite particle
 * Compressed fluid
 * Compressed magnetic flux generator
 * Compressibility
 * Compressibility factor
 * Compressible flow
 * Compression (physical)
 * Compression lift
 * Compton Gamma Ray Observatory
 * Compton scattering
 * Compton wavelength
 * Compton–Getting effect
 * Computational Materials Science
 * Computational Science & Discovery
 * Computational aeroacoustics
 * Computational chemical methods in solid-state physics
 * Computational electromagnetics
 * Computational fluid dynamics
 * Computational geophysics
 * Computational magnetohydrodynamics
 * Computational physics
 * Computed radiography
 * Computed tomography laser mammography
 * Computer Automated Measurement and Control
 * Computer Physics Communications
 * Comstock Prize in Physics
 * Concentric tube heat exchanger
 * Conceptual physics
 * Concurrence (quantum computing)
 * Concurrence principle
 * Condensation
 * Condensation (aerosol dynamics)
 * Condensed Matter
 * Condensed matter physics
 * Conditional quantum entropy
 * Conductance quantum
 * Conduction band
 * Conductive coupling
 * Conductivity (electrolytic)
 * Conductivity of transparency
 * Conductor gallop
 * Cone beam computed tomography
 * Configuration interaction
 * Configuration space
 * Configuration state function
 * Confocal microscopy
 * Conformal anomaly
 * Conformal cyclic cosmology
 * Conformal family
 * Conformal field theory
 * Conformal gravity
 * Conformal infinity
 * Conformal supergravity
 * Conformal symmetry
 * Conformational entropy
 * Congruence (general relativity)
 * Conical pendulum
 * Conifold
 * Conjugate depth
 * Conjugate variables
 * Conjugate variables (thermodynamics)
 * Conoscopy
 * Conservation law
 * Conservation of energy
 * Conservation of mass
 * Conservative force
 * Conservative vector field
 * Conserved current
 * Conserved property
 * Consistent histories
 * Constant-energy surface
 * Constant of motion
 * Constantin Carathéodory
 * Constantin Perskyi
 * Constantin Senlecq
 * Constantine Pozrikidis
 * Constantino Tsallis
 * Constituent quark
 * Constituent quark mass
 * Constitutive equation
 * Constraint algebra
 * Constructive quantum field theory
 * Contact (mechanics)
 * Contact angle
 * Contact area
 * Contact electrification
 * Contact force
 * Contact image sensor
 * Contact mechanics
 * Contact protection
 * Contact resistance
 * Contaminated Gaussian
 * Contemporary Physics
 * Contiguity
 * Continuity equation
 * Continuous wave
 * Continuum mechanics
 * Contorsion tensor
 * Contour line
 * Contributors to general relativity
 * Contributors to the mathematical background for general relativity
 * Control moment gyroscope
 * Control rod
 * Control volume
 * Controlled NOT gate
 * Controlled aerodynamic instability phenomena
 * Convection
 * Convection cell
 * Convection heater
 * Convection microwave
 * Convection zone
 * Convection–diffusion equation
 * Convective available potential energy
 * Convective inhibition
 * Convective instability
 * Convective mixing
 * Convective overturn
 * Conventional lens
 * Conventional superconductor
 * Conyers Herring
 * Coolfluid
 * Cooling curve
 * Cooper electron pair
 * Cooper pair
 * Cooperstock's energy-localization hypothesis
 * Coordinate-free
 * Coordinate conditions
 * Coordinate system
 * Coordinate time
 * Coordinated flight
 * Coordination geometry
 * Copenhagen (play)
 * Copenhagen interpretation
 * Copernican principle
 * Copper indium gallium selenide solar cells
 * Core-excited shape resonance
 * Core/Shell Semiconductor Nanocrystals
 * Core (optical fiber)
 * Core electron
 * Core–mantle boundary
 * Coriolis effect
 * Coriolis field
 * Coriolis–Stokes force
 * Corium (nuclear reactor)
 * Cornelis Dirk Andriesse
 * Cornelis Rudolphus Theodorus Krayenhoff
 * Cornelius Denvir
 * Cornelius Lanczos
 * Cornell Electron Storage Ring
 * Cornell Laboratory for Accelerator-based Sciences and Education
 * Corner reflector
 * Cornering force
 * Corona
 * Corona (optical phenomenon)
 * Corona discharge
 * Corona poling
 * Coronal mass ejection
 * Coronal radiative losses
 * Coronal seismology
 * Corpuscular theory of light
 * Corrado Giannantoni
 * Correlation dimension
 * Correlation function (astronomy)
 * Correlation function (quantum field theory)
 * Correlation function (statistical mechanics)
 * Correlation sum
 * Correspondence principle
 * Correspondence rules
 * Coset conformal field theory
 * Cosmas Zachos
 * Cosmic-ray observatory
 * Cosmic Anisotropy Polarization Mapper
 * Cosmic Background Explorer
 * Cosmic Background Imager
 * Cosmic Research
 * Cosmic censorship hypothesis
 * Cosmic gravitational wave background
 * Cosmic infrared background
 * Cosmic microwave background radiation
 * Cosmic neutrino background
 * Cosmic noise
 * Cosmic ray
 * Cosmic ray spallation
 * Cosmic ray visual phenomena
 * Cosmic string
 * Cosmic variance
 * Cosmogenic nuclide
 * Cosmogony
 * Cosmological constant
 * Cosmological decade
 * Cosmological perturbation theory
 * Cosmological principle
 * Cosmology
 * Cosmos
 * Cosmotron
 * Coster–Kronig transition
 * Cotton effect
 * Cotton tensor
 * Cotton–Mouton effect
 * Cottrell atmosphere
 * Couette flow
 * Coulomb
 * Coulomb's law
 * Coulomb barrier
 * Coulomb blockade
 * Coulomb collision
 * Coulomb excitation
 * Coulomb gap
 * Coulomb potential
 * Coulomb staircase
 * Counter-electromotive force
 * Counter-scanned images
 * Counter-scanning
 * Counterfactual definiteness
 * Counting efficiency
 * Counts per minute
 * Couple (mechanics)
 * Coupled-wave method
 * Coupled cluster
 * Coupling (physics)
 * Coupling constant
 * Coupling loss
 * Coupling parameter
 * Courant–Friedrichs–Lewy condition
 * Course of Theoretical Physics
 * Covariant Hamiltonian field theory
 * Covariant classical field theory
 * Covariant derivative
 * Covariant formulation of classical electromagnetism
 * Cowan–Reines neutrino experiment
 * Crab cavity
 * Craig Bohren
 * Creation and annihilation operators
 * Creation ex materia
 * Creation ex nihilo
 * Creeping wave
 * Cremona diagram
 * Crepuscular rays
 * Crest (physics)
 * Critical Mach number
 * Critical Mass (book)
 * Critical angle of attack
 * Critical band
 * Critical dimension
 * Critical distance
 * Critical exponent
 * Critical field
 * Critical heat flux
 * Critical ionization velocity
 * Critical line (thermodynamics)
 * Critical opalescence
 * Critical phenomena
 * Critical point (thermodynamics)
 * Critical radius
 * Critical relative humidity
 * Critical resolved shear stress
 * Critical size
 * Critical taper
 * Critical temperature
 * Critical variable
 * Criticality accident
 * Criticism of the theory of relativity
 * Crivăţ
 * Crookes radiometer
 * Crooks fluctuation theorem
 * Cross-phase modulation
 * Cross-recurrence quantification
 * Cross entropy
 * Cross fluid
 * Cross modulation
 * Cross sea
 * Cross section (physics)
 * Crossing (physics)
 * Crosswind
 * Crow instability
 * Crowbar (circuit)
 * Crown glass (optics)
 * CryoEDM
 * Cryocooler
 * Cryoelectronics
 * Cryogenic Dark Matter Search
 * Cryogenic Rare Event Search with Superconducting Thermometers
 * Cryogenic particle detectors
 * Cryogenic processor
 * Cryogenic storage dewar
 * Cryogenics
 * Cryomodule
 * Cryophorus
 * Cryopump
 * Cryoscopic constant
 * Cryotronics
 * Crypton (particle)
 * Cryst. Growth Des.
 * Cryst Growth Des
 * Crystal
 * Crystal (software)
 * Crystal Ball (detector)
 * Crystal Ball function
 * Crystal Growth & Design
 * Crystal growth
 * Crystal model
 * Crystal momentum
 * Crystal monochromator
 * Crystal optics
 * Crystal oven
 * Crystal structure
 * Crystal structure of boron-rich metal borides
 * Crystal structure prediction
 * Crystal system
 * Crystal twinning
 * Crystalline
 * Crystalline solid
 * Crystallinity
 * Crystallization
 * Crystallographic database
 * Crystallographic defect
 * Crystallographic group
 * Crystallographic point group
 * Crystallographic restriction theorem
 * Crystallography
 * Crystallography and NMR system
 * Crystalloluminescence
 * Csaba Csáki
 * Ctirad Uher
 * Cu-Pt type ordering in III-V semiconductor
 * Cubic crystal system
 * Cubic metre
 * Cumulative dose
 * Cunningham correction factor
 * Cuntz algebra
 * Curie
 * Curie's law
 * Curie constant
 * Curie temperature
 * Curie–Weiss law
 * Curl (mathematics)
 * Current (stream)
 * Current algebra
 * Current density
 * Current density (quantum mechanics)
 * Current quark
 * Current quark mass
 * Current sheet
 * Current sources and sinks
 * Current superfield
 * Curtis Callan
 * Curtis J. Humphreys
 * Curvature invariant
 * Curvature invariant (general relativity)
 * Curveball
 * Curved mirror
 * Curved spacetime
 * Cuspy halo problem
 * Custodial symmetry
 * Cutoff (physics)
 * Cutoff voltage
 * Cycles of Time (book)
 * Cyclic model
 * Cyclone
 * Cyclonic separation
 * Cyclops laser
 * Cyclotron
 * Cyclotron radiation
 * Cyclotron resonance
 * Cylinder stresses
 * Cylinderical cloak
 * Cylindrical multipole moments
 * Cymatics
 * Cyril Domb
 * Cyril Hilsum
 * Cyril Isenberg
 * Cyril Norman Hinshelwood
 * Cyril Sinelnikov
 * Czesław Białobrzeski
 * Czochralski process
 * César Lattes