Scientific phenomena named after people
This is a list of scientific phenomena and concepts named after people (eponymous phenomena). For other lists of eponyms, see eponym.
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A
- Abney effect, Abney's law of additivity – William de Wiveleslie Abney
- Abrikosov lattice – Alexei Alexeyevich Abrikosov
- Aharonov-Bohm effect – Yakir Aharonov and David Bohm
- Albert effect – ? Albert
- Alfvén speed, wave – Hannes Alfvén
- Allais effect – Maurice Allais
- Allee effect – Warder Clyde Allee
- Allinger's force field – Norman Allinger
- Ampère's law – André-Marie Ampère
- Anderson-Higgs mechanism (a.k.a. Higgs mechanism) – Peter Higgs and Philip Warren Anderson
- Apgar score – Virginia Apgar
- Arago phenomenon (a.k.a. Rotatory magnetism) – Dominique François Jean Arago
- Archimedean spiral – Archimedes
- Argand diagram – Jean Robert Argand
- Argunov-Cassegrain telescope – P. P. Argunov and Laurent Cassegrain
- Aristotle's lantern – Aristotle
- Armstrong oscillator – Edwin Armstrong
- Arndt-Schulz principle/law/rule – Rudolf Arndt and Hugo Paul Friedrich Schulz
- Ashkin-Teller model (a.k.a. Potts model) – Julius Ashkin and Edward Teller
- Auger effect, Auger electron – Pierre Victor Auger
- Autler-Townes effect (a.k.a. Dynamical Stark splitting) – Stanley H. Autler and Charles H. Townes
- Avogadro's law, number – Count Lorenzo Romano Amedeo Carlo Avogadro di Quaregna e Cerreto
B
- Baily's beads – Francis Baily
- Baker-Nathan effect – John William Baker and Wilfred S. Nathan
- Bakerian mimicry – Herbert G. Baker
- Balmer line, series – Johann Jakob Balmer
- Bárány chair – Robert Bárány
- Barber-Johnson diagram (a.k.a. Barber-Johnson-Yates scattergram) – ?
- Barkhausen effect – Heinrich Barkhausen
- Barnett effect – Samuel Jackson Barnett
- Barnum effect (a.k.a. Forer effect) – Phineas Taylor Barnum (and Bertram R. Forer)
- Barro-Ricardo equivalence – Robert Barro and David Ricardo
- Baskerville effect – the fictional Charles Baskerville of the novel The Hound of the Baskervilles
- Batesian mimicry – Henry Walter Bates
- Båth's law – Markus Båth
- Bayes' theorem – Rev. Thomas Bayes
- Bayliss effect – William M. Bayliss
- Beaufort scale (Beaufort wind force scale) – Sir Francis Beaufort
- Becquerel effect – Henri Becquerel
- Beer's law (a.k.a. Beer-Lambert law or Beer-Lambert-Bouguer law) – August Beer (and Johann Heinrich Lambert and Pierre Bouguer)
- Bell's inequality – John Stewart Bell
- Bell number – Eric Temple Bell
- Belousov-Zhabotinskii reaction – Boris Pavlovich Belousov and Anatol Markovich Zhabotinskii
- Benedicks effect – Manson Benedicks
- Benioff zone – see Wadati-Benioff zone, below
- Bergmann's rule – Christian Bergmann
- Bernoulli effect, Bernoulli's equation, Bernoulli's principle – Daniel Bernoulli
- Berry's phase – Michael V. Berry
- Betz limit – Albert Betz
- Bezold-Brücke effect (a.k.a. von Bezold spreading effect) – Johann Friedrich Wilhelm von Bezold and Ernst Wilhelm von Brücke
- Biefeld-Brown effect – Paul Alfred Biefeld and Thomas Townsend Brown
- Biot-Savart law – Jean-Baptiste Biot and Félix Savart
- Birge-Hopfield bands – see Lyman-Birge-Hopfield bands, below
- Birman-Williams theorem – Joan Sylvia Lyttle Birman and Robert F. Williams
- Black's law (a. k. a. Black's equation) for electromigration – James R. Black (d. 2004) of Motorola
- Blazhko effect – Sergei Blazhko
- Bloch wave – Felix Bloch
- Bohr effect – Christian Bohr
- Bohr magneton, model, radius – Neils Bohr
- Boltzmann constant – Ludwig Boltzmann
- Bormuth index – John R. Bormuth
- Born-Haber cycle – Max Born and Fritz Haber
- Born-Oppenheimer approximation – Max Born and Robert Oppenheimer
- Borrmann effect (a.k.a. Borrmann-Campbell effect) – Gerhard Borrman (and H. N. Campbell)
- Bose-Einstein condensate, effect, statistics – Satyendra Nath Bose and Albert Einstein
- Boson – Satyendra Nath Bose
- Brackett line, series – Frederick Sumner Brackett
- Bragg angle, Bragg's law, Bragg plane – William Henry Bragg and his son William Lawrence Bragg
- Bragg diffraction – William Lawrence Bragg
- Brans-Dicke theory – Carl H. Brans and Robert H. Dicke
- Braun-Blanquet method – Josias Braun-Blanquet
- Bravais lattice – Auguste Bravais
- Bravais-Miller indices (a.k.a. Miller-Bravais indices) – Auguste Bravais and William Hallowes Miller
- Brewster's angle, Brewster's law – David Brewster
- Brillouin-Mandel'shtam effect – see Mandel'shtam-Brillouin scattering, below
- Brillouin zone – Léon Brillouin
- Brownian motion – Robert Brown
- Burali-Forti paradox – Cesare Burali-Forti
- Butcher-Oemler effect – Harvey Raymond Butcher and Augustus Oemler, Jr.
C
- Cabannes-Daure effect – Jean Cabannes and Pierre Daure
- Callier effect – André Callier
- Callippic cycle – Callippus of Cyzicus
- Calvin cycle (a.k.a. Calvin-Benson cycle) – Melvin Calvin (and Andy Benson)
- Cardan angles (a.k.a. Tait-Bryan angles) – Gerolamo Cardano
- Carnot cycle – Nicolas Léonard Sadi Carnot
- Carpenter effect (a.k.a. Ideomotor effect) – William Benjamin Carpenter
- Casimir effect – Hendrik Casimir
- Catalan's conjecture (a.k.a. Mihăilescu's theorem), Catalan numbers – Eugène Charles Catalan
- Cauer filter – Wilhelm Cauer
- Chandler wobble – Seth Carlo Chandler
- Chandrasekhar effect, limit – Subrahmanyan Chandrasekhar
- Chappuis bands (sometimes misspelled "Chappius") – J. Chappuis
- Chebyshev distance, equation, filter, linkage, polynomials – Pafnuty Lvovich Chebyshev
- Chebyshev's inequality (a.k.a. Bienaymé-Chebyshev inequality) – Pafnuty Lvovich Chebyshev (and Irénée-Jules Bienaymé)
- Cherenkov radiation (a.k.a. Čerenkov-Vavilov radiation) – Pavel Alekseyevich Cherenkov (and Sergey Ivanovich Vavilov)
- Christiansen cavity, effect, filter – Christian Christiansen
- Christofilos effect – Nicholas Christofilos
- Clapp oscillator – James K. Clapp
- Clarke orbit – Arthur C. Clarke
- Clayden effect – Arthur W. Clayden
- Clifton effect – Rachel K. Clifton
- Coanda effect – Henri Coandă
- Coase theorem – Ronald Coase
- Coke-Rothkopf index – Ester U. Coke and Ernst Z. Rothkopf
- Coleman-Liau index – Meri Coleman and T. L. Liau
- Coleman-Mandula theorem – Sidney Coleman and Jeffrey Mandula
- Colpitts oscillator – Edwin H. Colpitts
- Compton effect, scattering, wavelength – Arthur Compton
- Coolidge effect – from a joke attributed to John Calvin Coolidge, Jr.
- Cooper pair – Leon Cooper
- Coriolis effect – Gaspard-Gustave Coriolis
- Cotton effect – Aimé Auguste Cotton
- Cotton-Mouton effect – Aimé Auguste Cotton and H. Mouton
- Coulomb constant, 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
- Curie point – Pierre Curie
- Curry's paradox – Haskell Curry
- Curtin-Hammett principle – David Yarrow Curtin and Louis Plack Hammett
- Cuvierian tubules, Cuvier's organ – Georges Cuvier
D
- Dale-Chall index – Edgar Dale and Jeanne S. Chall
- Dalton's law (of partial pressures) – John Dalton
- Darlington pair – Sidney Darlington
- Darwin point – Charles Darwin
- de Broglie wavelength – Louis de Broglie
- de Bruijn sequences – Nicolaas Govert de Bruijn
- de Haas-Van Alphen effect – Wander Johannes de Haas and P. M. van Alphen
- de Haas-Shubnikov effect (a.k.a. Shubnikov-De Haas effect) – Wander Johannes de Haas and Lev Vasiljevich Shubnikov
- Debye effect, model – Peter Joseph William Debye
- Debye-Falkenhagen effect – Peter Joseph William Debye and Hans Falkenhagen
- Dedekind sum – Richard Dedekind
- Delbrück scattering – Max Ludwig Henning Delbrück
- Dellinger effect (a.k.a. Mögel-Dellinger effect) – John Howard Dellinger (and Hans Mögel)
- Destriau effect – Georges Destriau
- deVries effect – Hessel deVries
- Diophantine equation – Diophantus of Alexandria
- Dirac comb, constant, delta function, measure – Paul Dirac
- Divisia index – François Divisia
- 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)
- 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
- Duff's device – Tom Duff
- Duffing equation, map – ? Duffing
- Dulong-Petit law – Pierre Louis Dulong and Alexis Thérèse Petit
- Dunitz angle – Jack David Dunitz
- Durfee polynomial, square – William H. Durfee
E
- Eagle effect – Harry Eagle
- Early effect – James M. Early
- Eberhard effect – Gustav Eberhard
- Eddington limit – Arthur Eddington
- Edgeworth-Bowley box – Francis Ysidro Edgeworth and Arthur Lyon Bowley
- Edison effect – Thomas Edison
- Edward-Lemieux effect (a.k.a. Anomeric effect) – John Thomas Edward and Raymond U. Lemieux
- Ehrenfest paradox – Paul Ehrenfest
- Ehrenfest-Tolman effect – Paul Ehrenfest(?) and Richard Chace Tolman
- Eimer's organ – Gustav Heinrich Theodor Eimer
- Einstein shift – Albert Einstein
- Einstein-de Haas effect – Albert Einstein and Wander Johannes de Haas
- Einstein-Podolsky-Rosen paradox (a.k.a. EPR paradox, Einstein-Podolsky-Rosen-Bohm paradox) – Albert Einstein, Boris Podolsky, Nathan Rosen (and David Bohm)
- Ekman layer – Walfrid Ekman
- Elliott-Halberstam conjecture – Peter T. D. A. Elliott and Heini Halberstam
- Elman network – Jeff Elman
- Engel curve – Ernst Engel
- Epimenides paradox – Epimenides of Knossos
- Eshelby's inclusion – John D. Eshelby
- Ettinghausen effect – Albert von Ettinghausen
- Euler diagram, number – Leonhard Euler
- Evershed effect – John Evershed
F
- Faà di Bruno's formula – Francesco Faà di Bruno
- Faraday constant, effect, law – Michael Faraday
- Farr-Jenkins-Paterson index – James N. Farr, James J. Jenkins, and Donald G. Paterson
- Fermat's principle, – Pierre de Fermat
- Fermi energy, Fermi paradox, Fermi surface, Fermion – Enrico Fermi
- Fermi-Dirac statistics – Enrico Fermi and Paul Dirac
- Fermion – Enrico Fermi
- Ferrers diagram (a.k.a. Young diagram, Ferrers graph) – Norman Macleod Ferrers
- Feynman diagram – Richard Feynman
- Feynman-Kac model – Richard Feynman and Mark Kac
- Fisher distribution – Ronald A. Fisher
- Fisher equation – Irving Fisher
- Fitts' law – Paul M. Fitts
- Flesch-Kincaid Readability Test – Rudolf F. Flesch and J. Peter Kincaid
- Flynn effect – James R. Flynn
- Fog index – see Gunning Fog index, below
- Forbush effect – Scott E. Forbush
- Forer effect (a.k.a. Barnum effect) – Bertram R. Forer (and Phineas Taylor Barnum)
- Foucault effect (a.k.a. Foucault pendulum) – Jean Bernard Léon Foucault
- Fourier number – Joseph Fourier
- Franck-Condon factor, principle, transition – James Franck and Edward Uhler Condon
- Franssen effect – Nico Franssen
- Franz-Keldysh effect – Walter Franz and Leonid V. Keldysh
- Fraunhofer diffraction, lines – Joseph von Fraunhofer
- Fresnel zone – Augustin Fresnel
- Frey effect – Allan H. Frey
- Frobenius algebra, automorphism, method, norm, theorem – Ferdinand Georg Frobenius
- Fröhlich term – Herbert Fröhlich
- Froude number – William Froude
- Fry Readability Formula, Graph – Edward Fry
- Fujita scale (a.k.a. F-Scale, Fujita-Pearson scale) – Tetsuya Theodore Fujita (and Allen Pearson)
- Fujiwhara effect – Sakuhei Fujiwhara
G
- Gantmakher effect – Vsevolod Feliksovich Gantmakher
- Gause's principle/law – Georgyi Frantsevitch Gause
- Gauss effect, Gauss' law – Carl Friedrich Gauss
- Geiger counter (a.k.a. Geiger-Müller counter) – Johannes Wilhelm (Hans) Geiger (and Walther Müller)
- Geiger-Marsden experiment (a.k.a. Rutherford experiment) – Johannes Wilhelm (Hans) Geiger and Ernest Marsden
- Geiger-Müller tube – Johannes Wilhelm (Hans) Geiger and Walther Müller
- Geiger-Nuttall law/rule – Johannes Wilhelm (Hans) Geiger and John M. Nuttall
- Geissler tube – Heinrich Geissler
- Gibbs free energy, Gibbs paradox, Gibbs' phase rule, Gibbs phenomenon – Josiah Willard Gibbs
- Gibbs-Donnan effect (a.k.a. Donnan effect) – Josiah Willard Gibbs and Frederick G. Donnan
- Gibbs-Marangoni effect (a.k.a. Marangoni effect) – Josiah Willard Gibbs and Carlo Marangoni
- Gibbs-Helmholtz equation – Josiah Willard Gibbs and Hermann von Helmholtz
- Gibbs-Thomson effect – Josiah Willard Gibbs and three Thomsons: James Thomson, William Thomson, 1st Baron Kelvin, Sir Joseph John Thomson
- Giffen good – Sir Robert Giffen
- Goldbach's conjecture – Christian Goldbach
- Goodhart's law – Charles Goodhart
- Goos-Hänchen effect/shift – F. Goos and H. Lindberg-Hänchen
- Grashof number – Franz Grashof
- Gregory's diverticulum – Emily Ray Gregory
- Greisen-Zatsepin-Kuzmin cut-off/limit – Kenneth Greisen, Georgiy Zatsepin and Vadim Kuzmin
- Gresham's law – Sir Thomas Gresham
- Grotrian diagram – Walter Robert Wilhelm Grotrian
- Grotthuss chain – Christian Johann Dietrich Theodor von Grotthuss
- Grotthuss-Draper law – Christian Johann Dietrich Theodor von Grotthuss and John William Draper
- Guggenheim method – Edward Armand Guggenheim
- Gunn effect, Gunn diode – John Battiscombe Gunn
- Gunning fog index (a.k.a. Fog index) – Robert Gunning ("fog" is the noun)
- Gutenberg-Richter law – Beno Gutenberg and Charles Francis Richter
H
- Haar measure – Alfréd Haar
- Hadamard inequality – Jacques Solomon Hadamard
- Hadamard-Rademacher-Walsh transform (a.k.a. Hadamard transform) – Jacques Solomon Hadamard, Hans Adolph Rademacher, and Joseph Leonard Walsh
- Haldane effect – John Scott Haldane
- Haldane's principle – John Burdon Sanderson Haldane
- Hall effect – Edwin Hall
- Hammond postulate – George Simms Hammond
- Hanle effect – Wilhelm Hanle
- Hanlon's razor (a.k.a. Heinlein's razor) – Robert J. Hanlon (or Robert A. Heinlein)
- Hansch constant – Corwin Herman Hansch
- Hardy notation, space – Godfrey H. Hardy
- Hardy-Littlewood circle method, first conjecture – Godfrey H. Hardy and John E. Littlewood
- Hardy-Weinberg equilibrium/law/principle – Wilhelm Weinberg and Godfrey H. Hardy
- Harrod-Johnson diagram – Roy F. Harrod and Harry G. Johnson
- Hartley bands – Walter Noel Hartley
- Hartley oscillator – Ralph Hartley
- Hartree energy – Douglas Hartree
- Hasse condition, diagram, principle – Helmut Hasse
- Hasse–Minkowski theorem – Helmut Hasse and Hermann Minkowski
- Hausdorff dimension – Felix Hausdorff
- Haworth formula – Sir Walter Norman Haworth
- Hawthorne effect – after the factory where it was first observed: the Hawthorne Works of the Western Electric Company (Chicago, 1924-1933)
- Hayflick limit – Leonard Hayflick
- Hebbian learning – Donald Olding Hebb
- Heinlein's razor – see Heinlein's razor, above
- Heisenberg uncertainty principle – Werner Heisenberg
- Hellmann-Feynman theorem – Hans Hellmann and Richard Feynman
- Helmholtz resonance – Hermann von Helmholtz
- Hénon maps – Michel Hénon
- Henrietta's law – see Leavitt's law, below
- Herschel effect – Sir John Herschel
- Hertz effect – Heinrich Rudolf Hertz
- Hertzsprung-Russell diagram – Ejnar Hertzsprung and Henry Norris Russell
- Herzberg bands – Gerhard Herzberg
- Heusler alloy – Fritz Heusler
- Higgs boson, field – Peter Higgs
- Higgs' laws – Simon Robert Higgs
- Higgs mechanism – see Anderson-Higgs mechanism, above
- Hilbert-Waring theorem (a.k.a. Waring's problem) – David Hilbert and Edward Waring
- Hill sphere (a.k.a. Roche sphere) – George William Hill (and Édouard Roche)
- Hills cloud – Jack G. Hills
- Hipparchic cycle – Hipparchus of Nicaea (a.k.a. Hipparchus of Rhodes)
- Hirayama family – Kiyotsugu Hirayama
- Hoffmann's organ – C. K. Hoffmann
- Hofstadter's butterfly, law – Douglas Richard Hofstadter
- Holetschek effect – Johann Holetschek
- Hopfield bands – John J. Hopfield
- Hopfield network – John J. Hopfield
- Hubble constant, expansion – Edwin Hubble
- Hueppe's rule – F. Hueppe
- Huggins bands – Sir William Huggins
- Huggins effect – William H. Huggins
- Hull rule – Clark L. Hull
- Humphreys line, series – Curtis J. Humphreys
- Hund's Rules, Friedrich Hund
- Hunt effect – Robert W. G. Hunt
- Hutchison effect – John Hutchison
- Huygens' principle – Christiaan Huygens
I
- Imamura-Iida tsunami intensity scale – Fumihiko Imamura and Kumizi Iida
- Imamura-Soloviev tsunami intensity scale – Fumihiko Imamura and Sergey L. Soloviev
- Imbert-Fedorov effect/shift (a.k.a. Imbert-Pavageau-Fedorov effect) – C. Imbert, F. I. Fedorov (and J. Pavageau)
- Ishikawa diagram – Kaoru Ishikawa
- Ising model (a.k.a. Lenz-Ising model) – Ernst Ising (and Wilhelm Lenz)
J
- Jackson diagram – Michael A. Jackson
- Jahn-Teller effect – Hans Jahn and Edward Teller
- Jeffrey's rule – Richard Jeffrey
- Johnson–Nyquist noise – John B. Johnson and Harry Nyquist
- Johnston diagram – William Ernest Johnson? (note the difference in spelling)
- Jonnesco's fossa – Thomas Jonnesco
- Jordan's rule/law – David Starr Jordan
- Josephson constant, effect, junction – Brian David Josephson
- Jost's laws (of rehearsal and forgetting) – Adolf Jost
- Joule's law (a.k.a. Joule-Lenz law) – James Prescott Joule (and Heinrich Friedrich Emil Lenz)
- Joule-Thomson effect (a.k.a. Joule-Kelvin effect) – James Prescott Joule and William Thomson, 1st Baron Kelvin
K
- Kac model – Mark Kac
- Kak network – Subhash Kak
- Kapitsa-Dirac effect – Pyotr Leonidovich Kapitsa and Paul Dirac
- Karnaugh map (a.k.a. Karnaugh-Veitch map, Veitch diagram) – Maurice Karnaugh (and Edward W. Veitch)
- Kater's pendulum – Captain Henry Kater
- Keeling curve – Charles David Keeling
- Kelvin effect – William Thomson, 1st Baron Kelvin
- Kennelly-Heaviside layer – Arthur Edwin Kennelly and Oliver Heaviside
- Kerr effect – John Kerr
- Kirkendall effect – Ernest Kirkendall
- Klein-Gordon equation – Oskar Klein and Walter Gordon
- Klein-Nishina effect – Oskar Klein and Yoshio Nishina
- Knudsen cell, effect, number – Martin Hans Christian Knudsen
- Kochen-Specker paradox – Simon Kochen and Ernst Specker
- Kohn effect – Walter Kohn
- Kohn-Sham equations– Walter Kohn and Lu Jeu Sham
- Kohonen network – Teuvo Kohonen
- Kondo effect – Jun Kondo
- Koss-Gräer effect – Brian Koss and David Gräer
- Kossel effect, Kossel lines, Kossel diagram – Walther Kossel
- Kossel-Möllenstedt pattern – Walther Kossel and Gottfried Möllenstedt
- Kostinsky effect – Sergey Konstantinovich Kostinsky (a.k.a. S. K. Kostinskii)
- Kozai effect – Yoshihide Kozai
- Krebs cycle – Hans Adolf Krebs
- Krishnan effect – Kariamanikkam Srinivasa Krishnan
- Kronecker delta – Leopold Kronecker
- Kuiper Belt – Gerard Kuiper
- Kuramoto model – Yoshiki Kuramoto
L
- Lagrangian mechanics, Lagrange points – Joseph Louis Lagrange
- Laing-Garrington effect – Robert Laing and Simon Garrington
- Lamb shift (a.k.a. Lamb-Retheford shift) – Willis Lamb (and Robert Retheford)
- Lambert's emission law (a.k.a. Lambert's cosine law) – Johann Heinrich Lambert
- Landau damping, pole – Lev Davidovich Landau
- Landau-Pomeranchuk effect – see Pomeranchuk effect, below
- Landau-Zener transition – Lev Davidovich Landau and Clarence Zener
- Landé g-factor – Alfred Landé
- Lange's nerve – W. Lange
- Langmuir-Blodgett film – Irving Langmuir and Katherine Burr Blodgett
- Larmor frequency, precession, radius – Sir Joseph Larmor
- Larsen effect – Soren Larsen
- Laspeyres index – Ernst Louis Etienne Laspeyres
- Leavitt's law (a.k.a. Henrietta's law) – Henrietta Swann Leavitt
- Le Chatelier's principle – Henri Louis Le Chatelier
- Leduc-Righi effect (a.k.a. Righi-Leduc effect) – S. Leduc and Augusto Righi
- Leidenfrost effect, point – Johann Gottlob Leidenfrost
- Lenard effect – Philipp Eduard Anton von Lenard
- Lennard-Jones potential – John Lennard-Jones
- Lense-Thirring effect (a.k.a. Thirring effect) – Josef Lense and Hans Thirring
- Lenz's law – Heinrich Friedrich Emil Lenz
- Lenz-Ising model – see Ising model, above
- Levi-Civita symbol – Tullio Levi-Civita
- Little-Parks effect – W. A. Little and R. D. Parks
- Littlewood-Offord problem – John E. Littlewood and A. Cyril Offord
- Lohmann-Ruchti effect – Martin Lohmann and Hans Ruchti
- Lomonosov effect – Mikhail Vasilyevich Lomonosov
- London force – Fritz London
- Lorentz force, transformation – Hendrik Antoon Lorentz
- Lorenz attractor – Edward Norton Lorenz
- Lorenz curve – Max O. Lorenz
- Lorenz gauge condition – Ludwig Lorenz
- Lorenz-Mie scattering – see Mie scattering, below
- Lorenzini's ampullae – Stefano Lorenzini
- Loschmidt's paradox – Johann Loschmidt
- Lossev effect – O. V. Lossev
- Lotka-Volterra equation – Alfred J. Lotka and Vito Volterra
- Love waves – Augustus Edward Hough Love
- Lucas critique – Robert Lucas
- Ludwig's nerve – Hubert Ludwig
- Lyapunov's central limit theorem, condition, Lyapunov equation, exponent, fractal, function, stability, test, time, tube – Aleksandr Mikhailovich Lyapunov
- Lyman line, series – Theodore Lyman
- Lyman-Birge-Hopfield bands (a.k.a. Birge-Hopfield bands) – Theodore Lyman, Raymond T. Birge, and John J. Hopfield
M
- Mach band/effect, number – Ernst Mach
- Mach-Zehnder interferometer – Ernst Mach and Ludwig Zehnder
- Madelung constant, Madelung energy – Erwin Madelung
- Maggi-Righi-Leduc effect – Gian Antonio Maggi, Augusto Righi and S. Leduc
- Magnus effect – Heinrich Gustav Magnus
- Mahler measure, Mahler's theorem – Kurt Mahler
- Malmquist bias, effect – Karl Gunnar Malmquist
- Malus' law – Étienne-Louis Malus
- Malthusian parameter - named by Ronald Fisher as a criticism of Thomas Robert Malthus
- Malthusian catastrophe, growth model – Thomas Robert Malthus
- Mandel'shtam-Brillouin scattering – Leonid Isaakovich Mandel'shtam and Léon Brillouin
- Marangoni effect (a.k.a. Gibbs-Marangoni effect) – see Gibbs-Marangoni effect, above
- Marilyn Monroe effect – Marilyn Monroe
- Markov's inequality, chain, partition, Markovian process – Andrey Markov
- Mathieu functions – Émile Léonard Mathieu
- Matilda effect – Matilda Joslyn Gage
- Matthew effect – Matthew the Evangelist
- Maxwell effect (optics) – James Clark Maxwell
- Maxwell-Boltzmann distribution – James Clark Maxwell and Ludwig Boltzmann
- Maxwell-Wagner effect (a.k.a. Maxwell effect (electricity)) – James Clark Maxwell and K. W. Wagner(?)
- Maxwell-Wien bridge – James Clark Maxwell(?) and Wilhelm Wien
- McCollough effect – Celeste McCollough
- McCulloch-Pitts neuron – Warren McCulloch and Walter Pitts
- McGurk effect (a.k.a. McGurk-MacDonald effect) – Harry McGurk (and John MacDonald
- Meissner effect (a.k.a. Meissner-Ochsenfeld effect) – Walter Meissner (and Robert Ochsenfeld)
- Mercalli intensity scale (Modified Mercalli scale) – Giuseppe Mercalli
- Metonic cycle – Meton of Athens
- Mie scattering (a.k.a. Lorenz-Mie scattering) – Gustav Mie (and Ludvig Lorenz)
- Mihăilescu's theorem (a.k.a. Catalan's conjecture) – Preda Mihăilescu
- Mikheyev-Smirnov-Wolfenstein effect – Stanislav Mikheyev, Alexei Smirnov, and Lincoln Wolfenstein
- Miller effect – John "Doe" Miller
- Miller indices (a.k.a. Miller-Bravais indices) – William Hallowes Miller (and Auguste Bravais)
- Misznay-Schardin effect – Col. Misznay[1] and Hubert Schardin
- Mögel-Dellinger effect – see Dellinger effect, above
- Mohorovičić discontinuity (Moho) – Andrija Mohorovičić
- Mohr's circle – Christian Otto Mohr
- Morgan unit – Thomas Hunt Morgan
- Morse potential – Philip M. Morse
- Mössbauer effect – Rudolf Mössbauer
- Mott cross-section, insulator, transition – Nevill Francis Mott
- Mpemba effect – Erasto B. Mpemba
- Mullerian mimicry – Fritz Müller
- Munroe effect – Charles Edward Munroe
- Murphy's law – Maj. Edward A. Murphy, Jr.
- Murty interferometer – Murty V. Mantravadi
N
- Nash equilibrium – John Forbes Nash
- Nassi-Shneiderman diagram – Isaac Nassi and Ben Shneiderman
- Necker cube – Louis Albert Necker
- Nernst equation – Walther Hermann Nernst
- Nernst-Ettingshausen effect – Walther Hermann Nernst and Albert von Ettingshausen
- Newcomb's paradox – William Newcomb
- Newton's rings, Newtonian constant, mechanics – Isaac Newton
- Nichols-Tolman effect – Nichols and Richard Chace Tolman
- Nordmann-Tikhoff effect – Charles Nordmann and Gavriil Adrianovich Tikhov
- Nordtvedt effect – Kenneth L. Nordtvedt
O
- O'Connell effect – Daniel Joseph Kelly O'Connell
- Olbers' paradox – Heinrich Wilhelm Olbers
- Ohm's law – Georg Ohm
- Okun's law – Arthur Okun
- Omori's law – Fusakichi Omori
- Onnes effect – Heike Kamerlingh Onnes
- Oort cloud (a.k.a. Öpik-Oort Cloud) – Jan Hendrik Oort (and Ernst Julius Öpik)
- Ostwald's dilution law, Ostwald process – Friedrich Wilhelm Ostwald
- Overhauser effect – Albert Overhauser
- Ovshinsky effect – Stanford R. Ovshinsky
P
- Pareto chart, distribution, efficiency, index, principle – Vilfredo Federico Damaso Pareto
- Paschen curve, line, law – Friedrich Paschen
- Paschen-Back effect – Friedrich Paschen and Ernst Back
- Pasteur effect – Louis Pasteur
- Pauli exclusion principle – Wolfgang Pauli
- Peano curve – Giuseppe Peano
- Pearson-Anson effect – S. O. Pearson and H. St. G. Anson
- Péclet number – Jean Claude Eugène Péclet
- Peltier effect – Jean Charles Athanase Peltier
- Perron-Frobenius theorem – Oskar Perron, and Ferdinand Georg Frobenius
- Petkau effect – Abram Petkau
- Petri net – Carl Adam Petri
- Peyer's patches – Hans Conrad Peyer
- Pfund line, series – August Herman Pfund
- Phillips curve – William Phillips (economist)
- Pigou effect – Arthur Cecil Pigou
- Pioneer effect – Pioneer 10 and 11 space probes
- Pisot-Vijayaraghavan number – Charles Pisot and Tirukkannapuram Vijayaraghavan
- Planck constant, length, mass, time – Max Planck
- Platonic year – Plato
- Pockels effect – Friedrich Carl Alwin Pockels
- Pogson ratio – Norman Robert Pogson
- Poincaré map, section – Jules-Henri Poincaré
- Poincaré-Bendixon theorem – Jules-Henri Poincaré and Ivar Bendixon
- Poinsot spiral – Louis Poinsot
- Polian vesicles – Giuseppe Saverio Poli
- Pomeranchuk effect (a.k.a. Landau-Pomeranchuk effect) – Isaak Pomeranchuk (and Lev Davidovich Landau)
- Potts cluster, model (a.k.a. Ashkin-Teller model) – Renfrey B. Potts
- Pourbaix diagram – Marcel Pourbaix
- Poynting effect, vector – John Henry Poynting
- Poynting-Robertson effect – John Henry Poynting and Howard Percy Robertson
- Prandtl number – Ludwig Prandtl
- Primakov effect – ? Primakov
- Proteus phenomenon – Proteus (mythological god)
- Prouho's membrane – Henri Prouho
- Pulfrich effect – Carl Pulfrich
- Purkinje effect/shift – Johannes Evangelista Purkinje
R
- Rademacher distribution, function, series, sum – Hans Adolph Rademacher
- Rademacher-Kolmogorov theorem – Hans Adolph Rademacher and Andrey Nikolaevich Kolmogorov
- Rademacher-Menchov theorem – Hans Adolph Rademacher and ? Menchov
- Raman scattering – Chandrasekhara Venkata Raman
- Ramsauer-Townsend effect (a.k.a. Ramsauer effect, Townsend effect) – Carl Ramsauer and John Sealy Townsend
- Ramsden circle/disc/eyepoint, eyepiece – Jesse Ramsden
- Ramsey theory – Frank Plumpton Ramsey
- Ramsey-DeFinetti theorem – Frank Plumpton Ramsey and Bruno de Finetti
- Rapoport's rule – Eduardo H. Rapoport
- Raygor Estimate Graph – Alton L. Raygor
- Rayleigh criterion, distribution, fading, number, quotient, scattering, waves – Lord Rayleigh
- Rayleigh-Jeans law – Lord Rayleigh and Sir James Jeans
- Razin effect (a.k.a. Tsytovich-Razin effect, Tsytovich-Eidman-Razin effect) – V. A. Razin (and Vadim N. Tsytovich, V. Ya. Eidman)
- Reichensperger's organ – A. Reichensperger
- Reidemeister moves – Kurt Reidemeister
- Rescorla-Wagner rule – Robert A. Rescorla and Allan R. Wagner
- Reynolds number – Osborne Reynolds
- Ribot's law (of Retrograde Amnesia) – Théodule Ribot
- Ricardian equivalence – see Barro-Ricardo equivalence, above
- Richardson number – Lewis Fry Richardson
- Richter magnitude scale – Charles Francis Richter
- Righi-Leduc effect (a.k.a. Leduc-Righi effect) – Augusto Righi and S. Leduc
- Rikitake attactors – Tsuneji Rikitake
- Ringelmann effect – Max Ringelmann
- Roche limit – Édouard Roche
- Roche sphere (a.k.a. Hill sphere) – Édouard Roche (and George William Hill)
- Rollin film – Bernard V. Rollin
- Rosenthal effect (a.k.a. Pygmalion effect) – Robert Rosenthal
- Rossi-Forel scale – Michele Stefano Conte de Rossi and François-Alphonse Forel
- Rossiter effect – Richard Alfred Rossiter
- Rössler equation – Otto Rössler
- Rossmann fold – Michael Rossmann
- Ruelle operator, zeta function – David Ruelle
- Ruelle-Perron-Frobenius theorem – David Ruelle, Oskar Perron, and Ferdinand Georg Frobenius
- Ruhmkorff coil – Heinrich D. Ruhmkorff
- Runge's phenomenon – Carle David Tolmé Runge
- Russell's paradox – Bertrand Russell
- Rutherford experiment (a.k.a. Geiger-Marsden experiment), scattering – Ernest Rutherford
- Rybczynski theorem – Tadeusz Rybczynski
- Rydberg constant, formula – Johannes Rydberg
S
- Sabatier or Sabattier effect – Sabat[t]ier, first name unknown
- Sachs-Wolfe effect – Rainer Kurt Sachs and Arthur Michael Wolfe
- Saffir-Simpson hurricane scale – Herbert S. Saffir and Robert ("Bob") Simpson
- Sagnac effect – Georges Sagnac
- Saha ionization equation – Meghnad Saha
- St. Elmo's fire – Erasmus of Formiae
- Salem number – Raphaël Salem
- Say's law – Jean-Baptiste Say
- Schottky effect – Walter H. Schottky
- Schröter effect – Johann Hieronymus Schröter
- Schülen-Wilson effect – see Wilson effect, below
- Schumann-Runge bands – Victor Schumann and Carle David Tolmé Runge
- Schwarzschild effect, metric, radius – Karl Schwarzschild
- Scott effect – Elizabeth L. Scott
- Searl effect – John R. R. Searl
- Secchi depth, disk – Pietro Angelo Secchi
- Seebeck effect – Thomas Johann Seebeck
- Sertoli cells – Enrico Sertoli
- Seyfert galaxy – Carl Keenan Seyfert
- Shapiro effect – Irwin Shapiro
- Shimizu-Morioka equations – Tatsujiro Shimizu and N. Morioka
- Shubnikov-De Haas effect – see De Haas-Shubnikov effect, above
- Sieberg tsunami intensity scale – August H. Sieberg
- Sieberg-Ambraseys tsunami intensity scale – August H. Sieberg and Nicholas N. Ambraseys
- Simroth's organs – Heinrich Rudolf Simroth
- Smale's horseshoe – Stephen Smale
- Smale-Rössler theorem – Stephen Smale and Otto Rössler
- Snell's law – Willebrord van Roijen Snell
- Soloviev tsunami intensity scale – Sergey L. Soloviev
- Staebler-Wronski effect – David L. Staebler and Christopher R. Wronski
- Stark effect (a.k.a. Stark-Lo Surdo effect) – Johannes Stark (and Antonino Lo Surdo)
- Stark ladder (a.k.a. Wannier-Stark ladder, q.v.) – Johannes Stark and Gregory Hugh Wannier
- Stark-Einstein law – Johannes Stark and Albert Einstein
- Stebbins-Whitford effect – Joel Stebbins and Albert Edward Whitford
- Stefan's constant, law (a.k.a. Stefan-Boltzmann constant, law) – Jožef Stefan (and Ludwig Boltzmann)
- Stern-Levison parameter – S. Alan Stern and Harold F. Levison
- Stevens effect – J. C. and Stanley Smith Stevens
- Stevens' power law – Stanley Smith Stevens
- Stewart's organs – Charles Stewart
- Stewart-Tolman effect – John Quincy Stewart(?) and Richard Chace Tolman
- Stirling number – James Stirling
- Stokes shift – George Gabriel Stokes
- Stolper-Samuelson theorem – Paul Samuelson and Wolfgang Stolper
- Strömgren age, photometry, sphere – Bengt Georg Daniel Strömgren
- Strömgren-Crawford photometry – Bengt Georg Daniel Strömgren and David L. Crawford
- Stroop effect – John Ridley Stroop
- Strouhal number – Vincenc Strouhal
- Stückelberg action – Ernst Carl Gerlach Stueckelberg
- Sturgeon's law – Theodore Sturgeon
- Sturmian trajectories – Charles François Sturm
- Suess effect – Hans Eduard Suess
- Sunyaev-Zel'dovich effect – Rashid Sunyaev and Yakov Zel'dovich
T
- Tait-Bryan angles (a.k.a. Cardan angles, nautical angles) – Peter Guthrie Tait and George Bryan (?)
- Talbot effect – William Henry Fox Talbot
- Tesla coil, effect – Nikola Tesla
- Tesla oscillator (a.k.a. Vačkář oscillator) – Nikola Tesla (and Jiří Vačkář)
- Thévenin's theorem – Léon Charles Thévenin
- Thirring effect – see Lense-Thirring effect, above
- Thomas precession – Llewellyn Thomas
- Thomas-Fermi approximation, model – Llewellyn Hilleth Thomas and Enrico Fermi
- Thomson cross-section, effect – William Thomson, 1st Baron Kelvin
- Thorndike's laws (of effect, readiness, and exercise) – Edward L. Thorndike
- Thorson's rule – Gunnar Thorson
- Tiedemann's bodies – Friedrich Tiedemann
- Tobin's q – James Tobin
- Tolman effects – Richard Chace Tolman
- Townsend effect (a.k.a. Ramsauer effect, Ramsauer-Townsend effect), ionization coefficient – John Sealy Townsend
- Tricomi's equation – Francesco Giacomo Tricomi
- Troxler's effect/fading – Ignaz Paul Vital Troxler
- Tsytovich effect – Vadim N. Tsytovich
- Tsytovich-Razin effect (a.k.a. Tsytovich-Eidman-Razin effect) – see Razin effect, above
- Tyndall effect/scattering – John Tyndall
U
V
- Vačkář oscillator (a.k.a. Tesla oscillator) – Jiří Vačkář (and Nikola Tesla)
- Van Allen radiation belt – James Van Allen
- Van de Graaff generator – Dr. Robert Jemison Van de Graaff
- Van der Pol equation, oscillator – Balthasar van der Pol
- Van der Waals force – Johannes Diderik van der Waals
- Van Stokum cylinder – W. J. van Stokum
- Vavilovian mimicry – Nikolai Ivanovich Vavilov
- Veblen effect – Thorstein Veblen
- Veitch diagram – see Karnaugh map, above
- Venturi effect – Giovanni Battista Venturi
- Venn diagram – John Venn
- Voigt effect, notation, profile – Woldemar Voigt
- Von Klitzing constant – Klaus von Klitzing
- von Neumann ordinal – John von Neumann
- Von Restorff effect – Hedwig von Restorff
W
- Wadati-Benioff zone (a.k.a. Benioff zone) – Kiyoo Wadati and Hugo Benioff
- Wahlund effect – Sten Gösta William Wahlund
- Wallace's line – Alfred Russel Wallace
- Walras' law – Leon Walras
- Wannier orbital – Gregory Wannier
- Wannier-Stark ladder (a.k.a. Stark ladder) – Gregory Wannier and Johannes Stark
- Waring's problem (a.k.a. Hilbert-Waring theorem) – Edward Waring (and David Hilbert)
- Weberian apparatus – Ernst Heinrich Weber
- Weierstrass-Casorati theorem – Karl Theodor Wilhelm Weierstrass and Felice Casorati
- Weierstrass's elliptic functions, factorization theorem, function, M-test, preparation theorem – Karl Theodor Wilhelm Weierstrass
- Weissenberg effect – Karl Weissenberg
- Wheatstone bridge – Sir Charles Wheatstone (improved and popularized it; the inventor was Samuel Hunter Christie)
- Widrow-Hoff rule – Bernard Widrow and Ted Hoff
- Wien bridge (Wien's bridge), constant, effect, law – Wilhelm Wien
- Wiener filter, process – Norbert Wiener
- Wigner energy, Wigner effect – Eugene Wigner
- Wigner-Seitz cell – Eugene Wigner and Frederick Seitz
- Willshaw network – David J. Willshaw
- Wilson cycle – John Tuzo Wilson
- Wilson effect (a.k.a. Schülen-Wilson effect) – Alexander Wilson (and ? Schülen)
- Wilson-Bappu effect – Olin Chaddock Wilson and Manali Kallat Vainu Bappu
- Woodward effect – James F. Woodward
- Wolf effect – Emil Wolf
- Wulf bands – Oliver R. Wulf
Y
- Yarkovsky effect – Ivan Osipovich Yarkovsky
- YORP effect – Ivan Osipovich Yarkovsky, John A. O'Keefe, V. V. Radzievskii, and Stephen J. Paddack
- Young diagram (a.k.a. Ferrers diagram), Young tableau – Alfred Young
- Young's modulus – Thomas Young
Z
- Zeeman effect – Pieter Zeeman
- Zener effect – Clarence Melvin Zener
- Zeno effect – Zeno of Elea
- Zipf law – George K. Zipf
See also
- Eponyms
- Fields of science
- List of eponymous medical signs
- List of scientists
- Lists of etymologies
- Scientific constants named after people
- Scientific laws named after people
Categories
Lists of eponyms