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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to integrate

• http://www.geocities.com/maineiac_bibliophage/scales.html

to identify

• Anderson('s) bridge
• Berlese or Tullgren funnel (entomological specimen collecting device; see e.g. ^*)
• Blaschke equation, a.k.a. Schulz-Blaschke equation
• Buck oscillator (a.k.a. Royer oscillator)
• Campbell('s) bridge
• Darlington pair
• Felici('s) bridge
• Graëtz bridge
• Hagenbach-Couette correction
• Hartshorn('s) bridge
• Hay('s) bridge
• Heaviside('s) mutual inductance bridge
• Heidweiller/Heydweiller('s) mutual inductance bridge
• Kelvin('s) (double) bridge
• Kelvin-Voigt model – most likely Woldemar Voigt and William Thomson, 1st Baron Kelvin (confirmation required)
• Mark-Houwink equation
• Owen('s) Bridge
• Royer oscillator (a.k.a. Buck oscillator)
• (De) Sauty('s) bridge, (De) Sauty-Wien bridge (same?) – C. V. De Sauty (some sources have C. W., which is less likely if a Frenchman)
• Schering('s) bridge
• Thevenin('s) theorem
• Wagner ground
• Winkler/Moczarski eclector, a.k.a. Winkler bag (entomological specimen collecting device; see e.g. ^*)

A

• Abney effect – 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 – Normal Louis Allinger
• Ampère's law – André-Marie Ampère
• 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
• Barber-Johnson diagram (a.k.a. Barber-Johnson-Yates scattergram) – ?
• Barkhausen effect – Heinrich Barkhausen
• Barnett effect – Samuel Jackson Barnett
• Barnett-Monstein effect – Samuel Jackson Barnett and Christian Monstein
• 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 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
• Birman-Williams theorem – Joan Sylvia Lyttle Birman and Robert F. Williams
• Blazhko effect – Sergei Blazhko
• Bloch wave – Felix Bloch
• Bohr effect – Christian Bohr
• Bohr magneton, model, radius – Neils Bohr
• Boltzmann constant – Ludwig Boltzmann
• Born-Haber cycle – Max Born and Fritz Haber
• Borrmann effect (a.k.a. Borrmann-Campbell effect) – Gerhard Borrman (and H. N. Campbell)
• Bose-Einstein condensate, Bose-Einstein 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)
• 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
• 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
• 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
• Crane-Monstein effect – Oliver Crane and Christian Monstein
• 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

• Dalton's law (of partial pressures) – John Dalton
• 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
• 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
• Engle curve – Ernst Engle
• 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
• 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
• Flynn effect – James R. Flynn
• 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
• 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-Müller tube – Johannes Wilhelm (Hans) Geiger and Walther Müller
• Geiger-Nuttall law/rule – Johannes Wilhelm (Hans) Geiger and John M. Nuttall
• 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
• Gresham's law – Sir Thomas Gresham
• Grotrian diagram – Walter Robert Wilhelm Grotrian
• Grotthuss chain – Theodor Christian Johann Dietrich von Grotthuss
• Grotthus-Draper law – Theodor Christian Johann Dietrich von Grotthuss and John William Draper
• Guggenheim method – Edward Armand Guggenheim
• Gunn effect, Gunn diode – John Battiscombe Gunn
• 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
• 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 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
• Heisenberg uncertainty principle – Werner Heisenberg
• 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
• Heusler alloy – Fritz Heusler
• Higgs boson, field – Peter Higgs
• 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)
• Hipparchic cycle – Hipparchus of Nicaea (a.k.a. Hipparchus of Rhodes)
• Hirayama family – Kiyotsugu Hirayama
• Hoffmann's organ – C. K. Hoffmann
• Holetschek effect – Johann Holetschek
• Hooper-Monstein effect – William J. Hooper and Christian Monstein
• Hopfield network – John J. Hopfield
• Hubble constant, expansion – Edwin Hubble
• Hueppe's rule – F. Hueppe
• 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

• 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
• 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-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 – Willis Lamb
• 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
• 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

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 effect – Karl 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^* 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
• Mpemba effect – Erasto B. Mpemba
• Mullerian mimicry – Fritz Müller
• Munroe effect – Charles Edward Munroe
• 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
• 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 Oort (and Ernst Julius Öpik)
• 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
• 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
• 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)
• 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
• 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
• Rybczynski theorem – Tadeusz Rybczynski
• Rydberg constant, formula – Johannes Rydberg

S

• Sabatier or Sabattier effect – Sabat[http://www.cchem.berkeley.edu/~wljeme/Chapt1.html 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
• 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
• 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
• 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
• 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)
• 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
• Stroop effect – John Ridley Stroop
• Strouhal number – Vincenc Strouhal
• Sturmian trajectories – Charles François Sturm
• Suess effect – Hans Eduard Suess
• Sunyaev-Zel'dovich effect – Rashid Sunyaev and Yakov Zel'dovich

T

• Talbot effect – William Henry Fox Talbot
• Tesla effect – Nikola Tesla
• Tesla oscillator (a.k.a. Vačkář oscillator) – Nikola Tesla (and Jiří Vačkář)
• Thirring effect – see Lense-Thirring effect, above
• Thomas precession – Llewellyn Thomas
• Thomas-Fermi approximation, model – Llewellyn 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
• 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

• Unruh effect – William G. Unruh

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

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

Z

• Zeeman effect – Pieter Zeeman
• Zener effect – Clarence Melvin Zener
• Zeno effect – Zeno of Elea

See also

• Eponyms
• List of scientists
• List of science topics
• Lists of etymologies

Eponyms