---
title: "Scientific phenomena named after people"
chunk: 3/10
source: "https://en.wikipedia.org/wiki/Scientific_phenomena_named_after_people"
category: "reference"
tags: "science, encyclopedia"
date_saved: "2026-05-05T03:30:18.817718+00:00"
instance: "kb-cron"
---

== C ==
Cabannes–Daure effect – Jean Cabannes and Pierre Daure
Cadiot–Chodkiewicz coupling, reaction – Paul Cadiot and Wladyslav Chodkiewicz
Callendar effect – Guy Stewart Callendar
Callippic cycle – Callippus of Cyzicus
Calvin cycle (a.k.a. Calvin–Benson cycle) – Melvin Calvin (and Andy Benson)
Cannizzaro reaction – Stanislao Cannizzaro
Cardan angles (a.k.a. Tait–Bryan angles) – Gerolamo Cardano
Carnot cycle, number – Nicolas Léonard Sadi Carnot
Carpenter effect (a.k.a. Ideomotor effect) – William Benjamin Carpenter
Cartan–Kähler theorem – Élie Cartan, Erich Kähler
Casimir effect – Hendrik Casimir
Catalan's conjecture (a.k.a. Mihăilescu's theorem), Catalan numbers – Eugène Charles Catalan
Cauchy number (a.k.a. Hooke number) – Augustin-Louis Cauchy
Cauchy–Kovalevskaya theorem – Augustin-Louis Cauchy, Sofia Kovalevskaya
Cauer filter – Wilhelm Cauer
Chandler wobble – Seth Carlo Chandler
Chandrasekhar limit, number – Subrahmanyan Chandrasekhar
Chang–Refsdal lens – Kyongae Chang and Sjur Refsdal
Chaplygin gas – Sergey Alexeyevich Chaplygin
Charles's law – Jacques Charles
Chebyshev distance, equation, filter, linkage, polynomials – Pafnuty Chebyshev
Chebyshev's inequality (a.k.a. Bienaymé–Chebyshev inequality) – Pafnuty Chebyshev (and Irénée-Jules Bienaymé)
Cherenkov radiation (a.k.a. Cherenkov–Vavilov radiation) – Pavel Alekseyevich Cherenkov (and Sergey Ivanovich Vavilov)
Chichibabin reaction – Alexei Yevgenievich Chichibabin
Christiansen effect – Christian Christiansen
Christoffel symbol – Elwin Bruno Christoffel
Christofilos effect – Nicholas Christofilos
Chugaev elimination/reaction, reagent – Lev Aleksandrovich Chugaev
Chwolson ring or Chwolson–Einstein ring – Orest Khvolson (and Albert Einstein)
Clairaut's relation, theorem – Alexis Claude Clairaut
Claisen condensation, rearrangement – Rainer Ludwig Claisen
Claisen–Schmidt condensation – Rainer Ludwig Claisen and J. Gustav Schmidt
Clapp oscillator – James K. Clapp
Clarke orbit – Arthur C. Clarke
Clemmensen reduction – Erik Christian Clemmensen
Coanda effect – Henri Coanda
Coase theorem – Ronald Coase
Colburn–Chilton analogy (a.k.a. Colburn analogy) – Allan Philip Colburn and Thomas H. Chilton
Coleman–Liau index – Meri Coleman and T. L. Liau
Coleman–Mandula theorem – Sidney Coleman and Jeffrey Mandula
Collatz conjecture (a.k.a. the Ulam conjecture (Stanisław Ulam), Kakutani's problem (Shizuo Kakutani), the Thwaites conjecture (Sir Bryan Thwaites), Hasse's algorithm (Helmut Hasse), the Syracuse problem) – Lothar Collatz
Colpitts oscillator – Edwin H. Colpitts
Compton effect, scattering, wavelength – Arthur Compton
Compton–Getting effect – Arthur Compton and Ivan A. Getting
Conway's base 13 function – John H. Conway
Coolidge effect – from a joke attributed to John Calvin Coolidge, Jr.
Cooper pair – Leon Cooper
Cope elimination, rearrangement – Arthur Clay Cope
Corey–Fuchs reaction – Elias James Corey and Philip L. Fuchs
Corey–Kim oxidation – Elias James Corey and Choung Un Kim
Corey–Winter olefin synthesis – Elias James Corey and Roland Arthur Edwin Winter
Coriolis effect – Gaspard-Gustave Coriolis
Cotton effect – Aimé Auguste Cotton
Cotton–Mouton effect – Aimé Auguste Cotton and Henri Mouton
Coulomb's law – Charles Augustin de Coulomb
Coulter counter, principle – Wallace Henry Coulter
Coxeter–Dynkin diagram – Harold Scott MacDonald Coxeter and Eugene Borisovich Dynkin
Crabtree effect – Herbert Grace Crabtree
Criegee reaction, rearrangement – Rudolf Criegee
Curie law, Curie–Weiss law – Pierre Curie (and Pierre Weiss)
Curie point – Pierre Curie
Curry's paradox – Haskell Curry
Curtin–Hammett principle – David Yarrow Curtin and Louis Plack Hammett
Curtius rearrangement – Theodor Curtius

== D ==
Dakin reaction – Henry Drysdale Dakin
Dakin–West reaction – Henry Drysdale Dakin and Randolph West
Dalton's law (of partial pressures) – John Dalton
Damerau–Levenshtein distance – Frederick J. Damerau and Vladimir Levenshtein
Darboux function – Jean Gaston Darboux
Darcy's law – Henry Darcy
Darlington pair – Sidney Darlington
Darwin drift – Charles Galton Darwin
Darwin point, Darwinism – Charles Darwin
Darzens condensation – Auguste Georges Darzens
Davies–Bouldin index (DBI) – David L. Davies and Donald W. Bouldin
de Broglie wavelength – Louis de Broglie
de Bruijn sequences – Nicolaas Govert de Bruijn
de Haas–van Alphen effect – Wander Johannes de Haas and Pieter M. van Alphen
de Haas–Shubnikov effect – see Shubnikov–de Haas effect, below
Deborah number – the prophetess Deborah (Bible, Judges 5:5)
Debye model – Peter Joseph William Debye
Debye–Falkenhagen effect – Peter Joseph William Debye and Hans Falkenhagen
Richard Dedekind has many topics named after him; see biography article.
Delbrück scattering – Max Ludwig Henning Delbrück
Delépine reaction – Stéphane Marcel Delépine
Dellinger effect (a.k.a. Mögel–Dellinger effect) – John Howard Dellinger (and Hans Mögel)
Demjanov rearrangement – Nikolai Jakovlevich Demjanov
Dermott's law – Stanley Dermott
Dess–Martin oxidation – Daniel Benjamin Dess and James Cullen Martin
DeVries solar cycle – See Suess solar cycle, below
Dice's coefficient – Lee Raymond Dice
Dieckmann condensation – Walter Dieckmann
Diels–Alder reaction – Otto Paul Hermann Diels and Kurt Alder
Diophantine equation – Diophantus of Alexandria
Dirac comb, fermion, spinor, equation, delta function, measure – Paul Dirac
Peter Gustav Lejeune Dirichlet has dozens of formulas named after him, see List of things named after Peter Gustav Lejeune Dirichlet
Divisia index – François Divisia
Doebner–Miller reaction – Oscar Döbner (Doebner) and Wilhelm von Miller
Dollo's law – Louis Dollo
Donnan effect (a.k.a. Gibbs–Donnan effect) – see Gibbs–Donnan effect, below
Doppler effect (a.k.a. Doppler–Fizeau effect), Doppler profile – Christian Doppler (and Hippolyte Fizeau)
Downs–Thomson paradox – Anthony Downs and John Michael Thomson
Drake equation (a.k.a. Sagan equation, Green Bank equation) – Frank Drake (or Carl Sagan or Green Bank, West Virginia, home to the National Radio Astronomy Observatory (NRAO))
Droste effect – Dutch chocolate maker Droste
Drude model – Paul Drude
Duff's device – Tom Duff
Duffing equation, map – Georg Duffing
Duhamel's integral, and principle – Jean-Marie Constant Duhamel
Dulong–Petit law – Pierre Louis Dulong and Alexis Thérèse Petit
Dunitz angle – see Bürgi–Dunitz angle, above
Dunning–Kruger effect – David Dunning and Justin Kruger
Dyson–Harrop satellite – Brooks L. Harrop and Freeman Dyson