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- C parityUnitary operation that transforms a particle in its antiparticle
- C-symmetrySymmetry of physical laws under a charge-conjugation transformation
- C. V. BoysBritish physicist (1855–1944)
- Cabibbo–Kobayashi–Maskawa matrixUnitary matrix containing information on the weak interaction
- Cage cupLuxury Late Roman glass vessel type
- Calabi–Yau manifoldRiemannian manifold with SU(n) holonomy
- CALICEThe CALICE (Calorimeter for Linear Collider Experiment) collaboration is an R&D group of m
- Callan–Symanzik equationEvolutionary equation under renormalization group flow
- Callyspongia aculeataCallyspongia (Cladochalina) aculeata, commonly known as the branching vase sponge is a spe
- Caloric theoryObsolete scientific theory of heat flow
- Calorimeter (particle physics)Experimental apparatus that measures the energy of particles
- Calorimetric Electron Telescope2015 Japanese space observatory
- CalutronMass spectrometer
- Calvin Souther FullerCalvin Souther Fuller (May 25, 1902 – October 28, 1994) was an American physical chemist a
- Cambridge Structural DatabaseRepository for small molecule crystal structures
- Camp Upton40°52′24″N 72°52′19″W / 40.873346°N 72.872057°W
- Canadian Association of PhysicistsCanadian professional society
- Canadian Light SourceSynchrotron light source facility in Saskatoon, Canada
- CandoluminescenceHeat-induced luminescence not from stored energy
- CaneworkingGlassblowing technique for making glass rods with several colored patterns
- Canonical commutation relationRelation satisfied by conjugate variables in quantum mechanics
- Canonical coordinatesSets of coordinates on phase space which can be used to describe a physical system
- Canonical ensembleEnsemble of states at a constant temperature
- Canonical quantizationProcess in quantum mechanical theories
- Canonical quantum gravityFormulation of general relativity
- Canonical transformationCoordinate transformation that preserves the form of Hamilton's equations
- CapacitanceAbility of a body to store an electrical charge
- Capacitance–voltage profilingTechnique for characterizing semiconductor materials and devices
- Capillary actionAbility of a liquid to flow in narrow spaces
- Capillary bridgeMinimised surface of liquid connecting two wetted objects
- Capillary condensationAbility of porous media to condense liquid from an adsorbed vapor
- Capillary lengthPhysical property
- Capillary numberRatio of viscous drag forces to surface tension in fluids
- Capillary pressurePressure between two fluids from forces between the fluids and tube walls
- Capillary surfaceSurface representing the interface between two different fluids
- Capillary waveWave on the surface of a fluid, dominated by surface tension
- Car–Parrinello molecular dynamicsComputational chemistry software package
- Carbon nanofiberStructured carbon fibers
- Carbon-13 nuclear magnetic resonanceAnalytical method
- Carl Anton BjerknesNorwegian mathematician and physicist
- Carl EckartAmerican geophysicist and administrator (1902–1973)
- Carl Friedrich von WeizsäckerGerman physicist (1912–2007)
- Carl H. BransAmerican mathematical physicist (1935–2026)
- Carl M. BenderCarl M. Bender (born 1943) is an American applied mathematician and mathematical physicist
- Carl ZeissGerman optician and optical instrument maker
- Carlo RovelliItalian theoretical physicist and writer (born 1956)
- Carnot cycleIdealized thermodynamic cycle
- Carnot heat engineTheoretical engine
- Carnot's theorem (thermodynamics)Maximum attainable efficiency of any heat engine
- Carrier generation and recombinationPhenomenon in solid-state physics of semiconductors
- Carrier lifetimeSemiconductor physics terminology
- Cartoon physicsJocular system of physical laws for animated cartoons
- Cascading WaterfallCascading Waterfall is a public art work by American artist John Joseph Earley, located in
- Casimir effectForce resulting from the quantisation of a field
- Cassie's lawPhysical law in fluid mechanics
- Cassini's lawsDescription of the moon's motion
- CassinoCassino (Italian pronunciation: ) is a comune in the province of Frosinone, Southern Italy
- Cat stateQuantum state, of opposed conditions
- Categorical quantum mechanicsQuantum mechanics posed in terms of category theory
- Catherine BréchignacFrench physicist
- Catherine Cate CoblentzCatherine Cate Coblentz (June 5, 1897 – May 30, 1951) was an American writer, best known f
- Cathode rayBeam of electrons observed in vacuum tubes
- CathodoluminescencePhoton emission under the impact of an electron beam
- Catopsilia pomonaCatopsilia pomona, the common emigrant or lemon emigrant, is a medium-sized pierid butterf
- CatoptricsStudy of the relationship between light and mirrors
- Cauchy horizonNull hypersurface in general relativity
- Cauchy momentum equationThe Cauchy momentum equation is a vector partial differential equation put forth by Cauchy
- Cauchy stress tensorRepresentation of mechanical stress at every point within a deformed 3D object
- Cauchy surfaceSubmanifold of Lorentzian manifold
- Causal dynamical triangulationHypothetical approach to quantum gravity with emergent spacetime
- Causal fermion systemsCandidate unified theory of physics
- Causal perturbation theoryMathematically rigorous approach to renormalization theory
- Causal setsApproach to quantum gravity using discrete spacetime
- Causal structureCausal relationships between points in a manifold
- CausalityHow one process influences another
- Caustic (optics)Envelope of light rays reflected or refracted by a curved surface/object
- Cavendish experimentExperiment measuring the force of gravity (1797–1798)
- CavitationLow-pressure voids formed in liquids
- Cavitation modellingType of computational fluid dynamic
- Cavity optomechanicsBranch of physics
- Cavity quantum electrodynamicsQuantum physics of light and matter in a cavity
- CBRN defenseProtective measures against hazardous materials warfare
- Cees DekkerDutch physicist (born 1959)
- Cell culturing in open microfluidicsOpen microfluidics can be employed in the multidimensional culturing of cell types for var
- Center of massUnique point where the weighted relative position of the distributed mass sums to zero
- Center of pressure (fluid mechanics)Point at which the resultant force of a pressure field acts on a body
- Center-of-momentum frameUnique inertial frame in which the total momentum of a physical system vanishes
- CentimetreUnit of length
- Central chargeCommuting Lie algebra operator
- Central forceMechanical force towards or away from a point
- Centrifugal acceleration (astrophysics)Cosmic ray acceleration mechanism
- Centrifugal forceType of inertial force
- Centrifugal railwayCentrifugal Railway was the name of a number of early looping roller coasters that were bu
- Centripetal forceForce directed to the center of rotation
- Ceratodoris rosaceaHopkin's rose nudibranch is a species of sea slug, specifically a dorid nudibranch, a mari
- CERN Axion Solar TelescopeExperiment in astroparticle physics, sited at CERN in Switzerland
- CERN Neutrinos to Gran SassoNeutrino experiment
- CeruleanShade of blue (color)
- Cesia (visual appearance)Cesia is the name given to visual appearances related to the perception of different spati
- Chaharshanbe SuriIranian festival
- ChampionVictor in a challenge, contest or competition
- Chance BrothersFormer glass manufacturers in Smethwick, England
- Chapman functionA Chapman function, denoted ch, describes the integration of an atmospheric parameter alon
- Chapman–Enskog theoryChapman–Enskog theory provides a framework in which equations of hydrodynamics for a gas c
- Chappuis absorptionAbsorption of electromagnetic radiation by ozone
- Characteristic impedanceProperty of an electrical circuit
- Characteristic X-rayX-rays characteristic of specific elements
- Charge (physics)Physics property associated with symmetries
- Charge carrierFree-moving particle which carries an electric charge
- Charge carrier densityCharge carriers per volume; such as electrons, ions, "holes" or others
- Charge conservationFundamental physical law – electric charge is continuously conserved in space and time
- Charge densityElectric charge per unit length, area or volume
- Charge exchangeProcess in which a neutral particle acquires an ion's charge
- Charge orderingCharge ordering (CO) is a (first- or second-order) phase transition occurring mostly in st
- Charge radiusMeasure of the size of atomic nuclei
- Charles Drummond EllisEnglish physicist and scientific administrator
- Charles Galton DarwinBritish physicist (1887–1962)
- Charles Greeley AbbotAmerican astrophysicist
- Charles Hard Townes AwardOptica prize for quantum electronics
- Charles L. BennettAmerican astronomer
- Charm quarkType of quark
- Charmed baryonType of particle
- Chartered PhysicistProfessional qualification
- Chartreuse (color)Shade of yellow-green color
- Chasles' theorem (kinematics)Every rigid motion is a screw displacement
- Chemical force microscopyMethod of microscopy which measures chemical bonding between the probe and surface
- Chemical ionizationTechnique in mass spectroscopy
- Chemical physicsSubdiscipline of chemistry and physics
- Chemical potentialChange in energies of a thermodynamic system with respect to particle number
- Cherenkov detectorParticle detector for Cherenkov radiation
- Cherenkov radiationElectromagnetic radiation from a charged particle in a medium
- Chester CarlsonAmerican physicist and inventor (1906–1968)
- Chestnut-fronted macawThe chestnut-fronted macaw or severe macaw (Ara severus) is one of the largest of the mini
- Chevron beadType of glass beads
- Chézy formulaFluid dynamics calculation
- Chi (letter)Twenty-second letter of the Greek alphabet
- China Jinping Underground LaboratoryUnderground research facility in China
- Chiral anomalyIn theoretical physics, a chiral anomaly is the anomalous nonconservation of a chiral curr
- Chiral mediaApplied to electromagnetism
- Chiral perturbation theoryEffective field theory of quantum chromodynamics
- Chiral symmetry breakingPhenomenon in particle physics
- ChiralityDifference in shape from a mirror image
- Chirality (physics)Property of particles related to spin
- ChirpFrequency swept signal
- Chirped pulse amplificationTechnique for amplifying ultrashort laser pulses
- Choked flowCompressible flow velocity limiting effect
- Chooz (experiment)Neutrino oscillation experiment in France
- Chooz, ArdennesChooz (French pronunciation: ) is a commune in the Ardennes department in northern France.
- Chord (aeronautics)Imaginary straight line joining the leading and trailing edges of an aerofoil
- Christer FuglesangArne Christer Fuglesang (born 18 March 1957) is a Swedish physicist and an ESA astronaut.
- Christian DopplerAustrian mathematician and physicist (1803–1853)
- Christof WetterichGerman physicist
- Christoffel symbolsArray of numbers describing a metric connection
- Chromatic aberrationFailure of a lens to focus all colors on the same point
- ChromaticitySpecification of color hue and saturation
- ChrominanceChrominance (chroma or C for short) is the signal used in video systems to convey the colo
- Chromium(IV) oxideChromium dioxide or chromium(IV) oxide is an inorganic compound with the formula CrO2. It
- Chshchsh (an abbreviation of "change shell") is a command on Unix-like operating systems that
- CHSH inequalityTestable implication of local hidden-variable theories
- Chung-Yao ChaoChinese physicist (1902–1998)
- CIDNPCIDNP (chemically induced dynamic nuclear polarization), often pronounced like "kidnip", i
- CIE 1931 color spaceColour space defined by the CIE in 1931
- CIELAB color spaceStandard color space with color-opponent values
- CIELUVColor space
- Circuit quantum electrodynamicsMeans of studying the interaction of light and matter
- Circular dichroismDichroism with circularly polarized light
- Circular Electron Positron ColliderProposed Chinese electron–positron collider
- Circular motionObject movement along a circular path
- Circular orbitOrbit with a fixed distance from the barycenter
- Circular polarizationPolarization state
- Circulation (physics)Line integral of the fluid velocity around a closed curve
- Clarivate Citation LaureatesClarivate Citation Laureates, formerly Thomson Reuters Citation Laureates, is a list of ca
- Clarkia pulchellaClarkia pulchella, also known as pinkfairies, ragged robin, and deerhorn clarkia, is a spe
- Classical and Quantum GravityPeer-reviewed journal
- Classical central-force problemClass of problems in classical mechanics
- Classical Electrodynamics (book)Graduate textbook by J.D. Jackson
- Classical electromagnetismBranch of theoretical physics
- Classical electromagnetism and special relativityRelationship between relativity and pre-quantum electromagnetism
- Classical field theoryPhysical theory describing classical fields
- Classical Heisenberg modelConcept in statistical physics
- Classical limitApproximation or recovery of classical mechanics in certain theories
- Classical mechanicsDescription of large objects' physics
- Classical Mechanics (Goldstein)Advanced undergraduate or graduate textbook
- Classical physicsCategory of theories
- Classical unified field theoriesTheoretical attempts to unify the forces of nature
- Clausius theoremVersion of the second law of thermodynamics
- Clausius–Duhem inequalityThermodynamic law expression
- Clebsch representationIn physics and mathematics, the Clebsch representation of an arbitrary three-dimensional v
- Clebsch–Gordan coefficientsCoefficients in angular momentum eigenstates of quantum systems
- Clementine (nuclear reactor)World's first continuous fast-neutron reactor
- ClockwiseMovement in the same direction as a clock's hands
- Closed systemType of system
- Closed timelike curveWorld line of a particle in spacetime which returns to its starting point
- Cloud chamberParticle detector for visualizing ionizing radiation
- Cluster decayRadioactive decay by emitting a nucleus
- Cluster decompositionLocality condition in quantum field theory
- Clyde CowanAmerican physicist (1919–1974)
- CMYK color modelSubtractive color model used in printing
- Co-citationCo-citation is the frequency with which two documents are cited together by other document
- CO2 CoalitionThe CO2 Coalition is a 501(c)(3) nonprofit advocacy organization in the United States foun
- Coandă effectTendency of a fluid jet to stay attached to a surface of any form
- Coastal engineeringCoastal engineering is a branch of civil engineering concerned with the specific demands p
- Cobalt blueBlue pigment
- Cobalt glassDeep blue glass coloured with cobalt
- Cobalt(II) oxideCobalt(II) oxide is an inorganic compound that has been described as an olive-green or gra
- COBRA ExperimentThe Cadmium Zinc Telluride 0-Neutrino Double-Beta (COBRA) experiment is a large array of c
- Cockcroft–Walton generatorElectric circuit that generates high DC voltage from low-voltage AC or pulsing DC input
- CODENBibliographic code for identifying publications
- Coefficient of performanceRatio of useful heating or cooling provided to work required
- Coefficient of restitutionRatio characterising inelastic collisions
- CoercivityResistance of a ferromagnetic material to demagnetization by an external magnetic field
- Coherence (physics)Potential for two waves to interfere
- Coherence lengthDistance over which a propagating wave maintains a certain degree of coherence
- Coherent anti-Stokes Raman spectroscopySpectroscopy used in chemistry and physics
- Coherent effects in semiconductor opticsPhotoexciation and similar effects
- Coherent stateSpecific quantum state of a quantum harmonic oscillator
- Coherent states in mathematical physicsCoherent states have been introduced in a physical context, first as quasi-classical state
- Coherent turbulent structureMulti-scale chaotic motions
- Cohesion (chemistry)Property of substances whose particles stick together
- Coincidence methodParticle physics experimental design developed 1924
- Coincidence rangefinderOptical ranging devices
- ColdState of low temperature
- Cold dark matterHypothetical type of dark matter in physics
- Cold fingerA cold finger is a piece of laboratory equipment that is used to generate a localized cold
- Cold fissionFission events that generate no neutrons or gamma rays
- Cold fusionHypothetical type of nuclear reaction
- Cold spot (astronomy)Cold regions surrounding impact craters
- Cold trap (astronomy)Concept in planetary sciences
- Coleman–Mandula theoremNo-go theorem pertaining the triviality of space-time and internal symmetries
- Collective motionSpontaneous ordered movement of independent agents
- ColliderType of particle accelerator that performs particle collisions
- Collimated beamLight all pointing in the same direction
- Collimated transmission theoryThe collimated transmission method is a direct way of measuring the optical properties of
- CollisionIn physics, two bodies contacting each other
- Collision cascadeSeries of collisions between nearby atoms, initiated by a single energetic atom
- ColorPerception caused by wavelengths of light
- Color chargeQuantum number related to the strong force
- Color confinementPhenomenon in quantum chromodynamics
- Color mixingProducing colors by combining the primary or secondary colors in different amounts
- Color modelMathematical model describing colors as tuples of numbers
- Color printingReproductive printing with color
- Color reproductionColor reproduction is an aspect of color science concerned with producing light spectra th
- Color scienceScientific study of colors
- Color spaceStandard that defines a specific range of colors
- Color superconductivityPredicted phase in quark matter
- Color theoryPrinciples to describe the practical behavior of colors
- Color triangleA color triangle is an arrangement of colors within a triangle, based on the additive or s
- Color wheelIllustrative organization of color hues
- Color–color diagramAstronomical diagram graphing two colour indices
- ColorfulnessPerceived intensity of a specific color
- Colorimeter (chemistry)Device that measures the absorbance of particular wavelengths of light
- ColorimetryTechnique to quantify and describe physically the human color perception
- Colors of noisePower spectrum of a noise signal
- Colossal magnetoresistanceColossal magnetoresistance (CMR) is a property of some materials, mostly manganese-based p
- Coma (optics)Aberration inherent to certain optical designs or due to imperfection in the lens
- Combination tonePerceived tones when real tones are sounded
- Combinatorial mirror symmetryA purely combinatorial approach to mirror symmetry was suggested by Victor Batyrev using t
- Commemorative stampA commemorative stamp is a postage stamp, often issued on a significant date such as an an
- Common beta emittersLists radionuclides of technological importance
- Common green magpieThe common green magpie (Cissa chinensis) is a member of the crow family, roughly about th
- Common integrals in quantum field theoryCommon integrals in quantum field theory are set of formulas that are useful for computati
- Common mode currentCommon mode current is the portion of conductor currents that are unmatched with the exact
- Common-path interferometerA common-path interferometer is a class of interferometers in which the reference beam and
- Communicating vesselsSet of internally connected containers containing a homogeneous fluid
- Communications in Mathematical PhysicsCommunications in Mathematical Physics is a peer-reviewed academic journal published by Sp
- Commutator (electric)Device for changing direction of current
- Compact Linear ColliderConcept for a linear particle accelerator
- Compact Muon SolenoidGeneral-purposes experiment at the Large Hadron Collider
- Compact Toroidal HybridAlabama stellarator
- Compactification (physics)Technique in theoretical physics
- COMPASS tokamakCOMPASS, short for Compact Assembly, is a compact tokamak fusion energy device originally
- Compatibility (mechanics)Physical condition
- Complementarity (physics)Quantum physics concept
- Complementary colorsPairs of colors losing hue when combined
- Complete intersectionIn mathematics, an algebraic variety V in projective space is a complete intersection if t
- Complete set of commuting observablesConcept in quantum mechanics
- Complex fluidComplex fluids are mixtures that have a coexistence between two phases: solid–liquid (susp
- Component (thermodynamics)Chemically inert constituent of a system
- Composite fermionQuasiparticle in the fractional quantum Hall effect
- CompressibilityParameter used to calculate the volume change of a fluid or solid in response to pressure
- Compressibility factorCorrection factor which describes the deviation of a real gas from ideal gas behavior
- Compressible flowBranch of fluid mechanics
- Compression (physics)Application of balanced forces which push inwards on an object
- Compton scatteringScattering of photons off charged particles
- Compton Spectrometer and ImagerSpace observatory to study gamma rays
- Compton wavelengthLength used in relativistic quantum physics
- Computational electromagneticsBranch of physics
- Computational fluid dynamicsAnalysis and solving of problems that involve fluid flows
- Computational mechanicsApplication of mechanics using computational methods
- Computational particle physicsBranch of physics
- Computational physicsNumerical simulations of physical problems via computers
- Computational thermodynamicsComputational thermodynamics is the use of computers to simulate thermodynamic problems sp
- Concurrence (quantum computing)State invariant involving qubits
- CondensationChange of state of matter from a gas phase into a liquid phase
- Condensed matter physicsBranch of physics
- Condon (crater)Condon is a lunar impact crater that lies on the eastern shore of the Sinus Successus, a b
- Conductivity (electrolytic)Measure of the ability of a solution containing electrolytes to conduct electricity
- Conductor gallopHigh-amplitude, low-frequency oscillation of overhead power lines due to wind
- Cone beam computed tomographyMedical imaging technique
- Cone beam reconstructionIn microtomography X-ray scanners, cone beam reconstruction is one of two common scanning
- Configuration interactionConcept in computational chemistry
- Configuration space (physics)Space of possible positions for all objects in a physical system
- Configuration state functionIn quantum chemistry, a configuration state function (CSF), is a symmetry-adapted linear c
- Conformal bootstrapMathematical method to constrain and solve conformal field theories
- Conformal field theoryQuantum field theory enjoying conformal symmetry
- Conical intersectionIn quantum chemistry, a conical intersection of two or more potential energy surfaces is t
- Conjugate convective heat transferThe contemporary conjugate convective heat transfer model was developed after computers ca
- Conjugate variablesVariables that are Fourier transform duals
- Conjugate variables (thermodynamics)Pair of values which express a thermodynamic system's internal energy
- Consciousness causes collapseInterpretation of quantum mechanics
- Conservation lawScientific law regarding conservation of a physical property
- Conservation of energyLaw of physics and chemistry
- Conservative forceForce in which the work done in moving an object depends only on its displacement
- Conservative temperatureThermodynamic property of seawater that represents the heat content
- Conserved currentConcept in physics and mathematics that satisfies the continuity equation
- Consistent historiesInterpretation of quantum mechanics
- Constant k filterConstant k filters, also k-type filters, are a type of electronic filter designed using th
- Constant of motionPhysical quantity conserved throughout a motion
- Constellation-X ObservatoryThe Constellation-X Observatory (Con-X or HTXS) was a mission concept for an X-ray space o
- Constitutive equationSubstance-specific relation between two physical quantities
- Contact forceForce between two objects that are in physical contact
- Contact mechanicsStudy of the deformation of solids that touch each other
- Contact resistanceElectrical resistance attributed to contacting interfaces
- Continuity equationEquation describing the transport of some quantity
- Continuous gustsWinds that vary randomly in space and time
- Continuous spontaneous localization modelQuantum mechanical theory of spontaneous collapse
- Continuous waveElectromagnetic wave that is not pulsed
- Continuous-variable quantum informationContinuous (non-quantized) quantities in quantum information science
- Continuum (measurement)Set of theories or models
- Continuum mechanicsBranch of physics which studies the behavior of materials modeled as continuous media
- Contrast (vision)Visible difference in brightness or color
- Control moment gyroscopeAttitude control device
- Control rodDevice used to regulate the power of a nuclear reactor
- Control volumeImaginary volume through which a substance's flow is modeled and analyzed
- Controlled NOT gateQuantum logic gate
- ConvectionFluid flow that occurs due to heterogeneous fluid properties and body forces
- Convection (heat transfer)Heat transfer due to the movement of fluid
- Conversation theoryCybernetic and dialectic framework
- Cooper pairPair of electrons bound together at low temperature, allowing for superconductivity
- Coordinate timeTime coordinate in relativity theory
- Coordination numberNumber of atoms, molecules or ions bonded to a molecule or crystal
- Copenhagen interpretationInterpretation of quantum mechanics
- CophonicityGiven two interacting atoms A and B, the cophonicity () of the A-B atomic pair is a measur
- Copper(I) sulfideCopper(I) sulfide is a copper sulfide, a chemical compound of copper and sulfur. It has th
- Core electronInner-shell electron of an atom
- Corelle BrandsKitchenware products maker and distributor
- Coriolis effect (perception)In psychophysical perception, the Coriolis effect (also referred to as the Coriolis illusi
- Coriolis fieldApparent gravitational field
- Coriolis forceApparent force in a rotating reference frame
- Corium (nuclear reactor)Material in core during nuclear meltdown
- Cornelis Jacobus GorterCornelis Jacobus (Cor) Gorter (14 August 1907, Utrecht – 30 March 1980, Leiden) was a Dutc
- Corner transfer matrixDescription of the effect of adding a quadrant to a lattice
- Corning Inc.American glass and ceramics manufacturer
- Corpuscular theory of lightTheory in physics about the nature of light
- Correlation dimensionDimensionality measure in chaos theory
- Correlation function (quantum field theory)Expectation value of time-ordered quantum operators
- Correlation function (statistical mechanics)Measure of a system's order
- Correspondence principlePhysics principle formulated by Niels Bohr
- Corrosion fatigueFatigue in a corrosive environment
- Cosmic censorship hypothesisConjecture in physics
- Cosmic infrared backgroundInfrared radiation caused by stellar dust
- Cosmic ray spallationNatural nuclear reactions forming chemical elements
- Cosmic stringSpeculative feature of the early universe
- Cosmic timeTime coordinate used in cosmology
- Cosmic varianceStatistical uncertainty in universe observations
- Cosmic-ray observatoryInstallation built to detect high-energy-particles coming from space
- Cosmological constant problemConcept in cosmology
- Cosmological perturbation theoryTheory of the evolution of cosmological structure
- Cosmological principleTheory that the universe is the same in all directions
- CosmosUniverse as a complex and orderly system or entity
- Cottrell atmosphereIn materials science, the concept of the Cottrell atmosphere was introduced by A. H. Cottr
- Coulomb barrierElectrostatic energy barrier that must be overcome for nuclear reactions to occur
- Coulomb blockadeTerm in mesoscopic physics
- Coulomb dampingDamping mechanism in which kinetic energy is dissipated by sliding friction
- Coulomb scatteringPhysical interaction of charged particles
- Coulomb's lawFundamental physical law of electromagnetism
- Counterfactual definitenessConcept in quantum mechanics
- Counting efficiencyIn the measurement of ionising radiation the counting efficiency is the ratio between the
- Couple (mechanics)Pair of equal magnitude but opposite direction forces
- Coupled map latticeDynamical system
- Coupling (physics)Two systems are coupled if they are interacting with each other
- Coupling (probability)In probability theory, coupling is a proof technique that allows one to compare two unrela
- Coupling constantParameter describing the strength of a force
- Course of Theoretical PhysicsTheoretical physics textbook series by Lev Landau and Evgeny Lifshitz
- Covalent superconductorCovalent superconductors are superconducting materials where the atoms are linked by coval
- Covariant classical field theoryClassical field theories on fiber bundles
- Covariant formulation of classical electromagnetismWays of writing certain laws of physics
- Covariant transformationPhysics concept
- Cowan–Reines neutrino experimentInstitute of Technology Experimental confirmation of neutrinos
- CP violationViolation of charge-parity symmetry in particle physics and cosmology
- CPT symmetryInvariance under simultaneous charge conjugation, parity transformation and time reversal
- Crack tip opening displacementCrack tip opening displacement (CTOD) or is the distance between the opposite faces of a c
- Crackling noiseCrackling noise arises when a system is subject to an external force and it responds via e
- Creatio ex materiaView that the universe originates from pre-existing matter
- Creation and annihilation operatorsOperators useful in quantum mechanics
- Creep (deformation)Property of solid materials under mechanical stress
- Creighton MineCreighton Mine is an underground nickel, copper, and platinum-group elements (PGE) mine. I
- CrimsonStrong, bright, deep reddish purple color
- Cristal BaschetMusical instrument
- CristalloType of glass
- Cristallo (mountain)Cristallo (Italian pronunciation: ) (German: Kristallspitze) is a mountain massif in the I
- Critical dimensionDimensionality of space at which the character of the phase transition changes
- Critical exponentParameter describing physics near critical points
- Critical ionization velocityCritical ionization velocity (CIV), or critical velocity (CV), is the relative velocity be
- Critical massSmallest amount of fissile material needed to sustain a nuclear reaction
- Critical phenomenaPhysics associated with critical points
- Critical point (thermodynamics)Temperature and pressure point where phase boundaries disappear
- Critical transitionAbrupt shift in a complex dynamic system
- Criticality accidentUncontrolled nuclear fission chain reaction
- Criticism of the theory of relativityCriticism of the theory of relativity of Albert Einstein was mainly expressed in the early
- Crookes radiometer1873 device that rotates when exposed to light
- Crookes tubeType of discharge tube
- Crooks fluctuation theoremStatistical mechanics theorem relating non-equilibrium work to free energy differences
- Cross section (physics)Probability of a given process occurring in a particle collision
- Crossing (physics)Property of scattering amplitudes
- Crustal magnetismCrustal magnetism is the magnetic field of the crust of a planetary body. The crustal magn
- Cryogenic Dark Matter SearchPhysics exploration experiment
- Cryogenic particle detectorClass of scientific instruments
- Cryogenic processorUnit for cooling to ultra-low temperatures
- Cryogenic Rare Event Search with Superconducting ThermometersThe Cryogenic Rare Event Search with Superconducting Thermometers (CRESST) is a collaborat
- Cryogenic storage dewarVacuum insulated container
- CryogenicsStudy of the production and behaviour of materials at very low temperatures
- CrystalSolid material with highly ordered microscopic structure
- Crystal chemistryCrystal chemistry is the study of the principles of chemistry behind crystals and their us
- Crystal engineeringDesigning solid structures with tailored properties
- Crystal growthMajor stage of a crystallization process
- Crystal momentumQuantum-mechanical vector property in solid-state physics
- Crystal monochromatorDevice for selecting radiation wavelengths
- Crystal opticsSub-branch of Optical Physics
- Crystal plasticityMesoscale computational technique
- Crystal polymorphismAbility of a solid material to exist in more than one form or crystal structure
- Crystal structureOrdered arrangement of atoms, ions, or molecules in a crystalline material
- Crystal structure predictionCrystal structure prediction (CSP) is the calculation of the crystal structures of solids
- Crystal systemClassification of crystalline materials by their three-dimensional structural geometry
- Crystal twinningPhenomenon in crystallization
- CrystalexCrystalex is the largest Czech producer and the world's leading manufacturer of drinking g
- CrystallinityDegree of structural order in a solid
- CrystalliteSmall crystal which forms under certain conditions
- CrystallizationProcess by which a solid with a highly organized structure forms
- Crystallographic defectDisruption of the periodicity of a crystal lattice
- Crystallographic image processingCrystallographic image processing (CIP) is traditionally understood as being a set of key
- Crystallographic Information FileCrystallographic Information File (CIF) is a standard text file format for representing cr
- Crystallographic restriction theoremTheorem about admissible crystal symmetries
- Crystallographic textureDistribution of crystallographic orientations in a polycrystalline material
- CrystallographyScientific study of crystal structures
- Cubic crystal systemCrystallographic system where the unit cell is in the shape of a cube
- Cumrun VafaIranian theoretical physicist
- CUORECryogenic Underground Observatory for Rare Events
- Cuprate superconductorCuprate superconductors are a family of high-temperature superconducting materials made of
- Curie temperatureTemperature above which magnetic properties change
- Curie–Weiss lawIn magnetism, the Curie–Weiss law describes the magnetic susceptibility χ of a ferromagnet
- Curie's lawRelation of magnetization to applied magnetic field and temperature
- Current densityAmount of charge flowing through a unit cross-sectional area per unit time
- Current meterDevice for measuring the flow in a water current
- Current–voltage characteristicCurrent output as a function of applied voltage for a material or device
- Curtis CallanAmerican physicist
- Curvature invariant (general relativity)Set of scalars in general relativity
- Curved mirrorMirror with a curved reflecting surface
- Curved spaceSpatial geometry with curvature
- Curved spacetimeMathematical theory of the geometry of space and time
- Custodial symmetryRemnant symmetry after spontaneous symmetry breaking
- CyanColor between blue and green
- Cyclonic NiñoClimatological phenomenon
- Cyclops laserHigh-power laser
- CyclotronType of particle accelerator
- Cyclotron radiationRadiation emitted by charged particles deflected by magnetic field
- Cylindrical lensOptical device
- CymaticsCreation of visible patterns on a vibrated plate
- Czochralski methodMethod of crystal growth
