---
title: "Scientific phenomena named after people"
chunk: 6/10
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"
---

== J ==
Jaccard index, similarity coefficient, distance – Paul Jaccard
Jaffe profile (or model) – Walter Jaffe
Jahn–Teller effect – Hermann Arthur Jahn and Edward Teller
Jaro–Winkler distance – Matthew A. Jaro and William E. Winkler
Jarque–Bera test – Carlos M. Jarque and Anil K. Bera
Jeans's theorem – James Hopwood Jeans
Johnson–Nyquist noise – John B. Johnson and Harry Nyquist
Jordan's rule/law – David Starr Jordan
Josephson constant, effect, junction – Brian David Josephson
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 ==
K3 surface – Ernst Kummer, Erich Kähler, Kunihiko Kodaira
Kähler differential, manifold, metric – Erich Kähler
Kakutani's problem – see Collatz conjecture, above
Kármán vortex street – Theodore von Kármán
Karnaugh map (a.k.a. Karnaugh–Veitch map, Veitch diagram) – Maurice Karnaugh (and Edward W. Veitch)
Karush–Kuhn–Tucker conditions (a.k.a. Kuhn–Tucker conditions) – William Karush, Harold W. Kuhn and Albert W. Tucker
Kasha's rule – Michael Kasha
Kater's pendulum – Captain Henry Kater
Kaye effect – Alan Kaye
Keeling Curve – Charles David Keeling
Kelvin wave – William Thomson, 1st Baron Kelvin
Kelvin–Helmholtz mechanism, instability – William Thomson, 1st Baron Kelvin and Hermann von Helmholtz
Kelvin–Joule effect (a.k.a. Joule–Thomson effect) – William Thomson, 1st Baron Kelvin and James Prescott Joule
Kelvin–Voigt material, model – Woldemar Voigt and William Thomson, 1st Baron Kelvin
Kennelly–Heaviside layer – Arthur Edwin Kennelly and Oliver Heaviside
Kennicutt–Schmidt law (a.k.a. Schmidt–Kennicutt law, or Schmidt law) – Maarten Schmidt and Robert Kennicutt
Kepler's laws of planetary motion – Johannes Kepler
Kerr effect – John Kerr
Kirkendall effect – Ernest Kirkendall
Kleene star (a.k.a. Kleene operator, Kleene closure) – Stephen Kleene
Klein–Gordon equation – Oskar Klein and Walter Gordon
Klein–Nishina effect – Oskar Klein and Yoshio Nishina
Knudsen cell, number – Martin Hans Christian Knudsen
Kodaira dimension, embedding theorem, vanishing theorem – Kunihiko Kodaira
Koenigs–Knorr reaction – Wilhelm Koenigs and Edward Knorr
Kohn effect – Walter Kohn
Kohn–Sham equations – Walter Kohn and Lu Jeu Sham
Kohonen network – Teuvo Kohonen
Kolakoski sequence – William Kolakoski
Kolbe electrolysis – Adolph Wilhelm Hermann Kolbe
Kolbe–Schmitt reaction – Adolph Wilhelm Hermann Kolbe and Rudolf Schmitt
Kondo effect – Jun Kondo
Kornblum oxidation – Nathan Kornblum
Kornblum–DeLaMare rearrangement – Nathan Kornblum and Harold E. DeLaMare
Kossel effect – Walther Kossel
Kosterlitz–Thouless transition – see Berezinsky–Kosterlitz–Thouless transition, above
Kozai effect – Yoshihide Kozai
Krebs cycle – Hans Adolf Krebs
Kratzer potential – Adolf Kratzer
Kronecker delta – Leopold Kronecker
Kuhn–Tucker conditions – see Karush–Kuhn–Tucker conditions, above
Kuiper belt – Gerard Kuiper
Kummer's function, Kummer surface – Ernst Kummer
Kuramoto model – Yoshiki Kuramoto

== L ==
Lagrangian mechanics, Lagrange points – Joseph-Louis Lagrange
Lamb shift – Willis Lamb
Lambert's cosine law (a.k.a. Lambert's emission law) – Johann Heinrich Lambert
Landau damping, pole – Lev Davidovich Landau
Landau–Pomeranchuk–Migdal effect – Lev Davidovich Landau, Isaak Pomeranchuk, and Arkady Migdal
Landau–Zener transition – Lev Davidovich Landau and Clarence Zener
Landé g-factor – Alfred Landé
Langmuir probe – Irving Langmuir
Langmuir–Blodgett film – Irving Langmuir and Katharine B. Blodgett
Laplace vector – see Laplace–Runge–Lenz vector, below
Laplace–Runge–Lenz vector (a.k.a. LRL vector, Laplace vector, Runge–Lenz vector, Lenz vector) – Pierre-Simon de Laplace, Carl Runge and Wilhelm Lenz
Larmor frequency, precession, radius – Joseph Larmor
Larsen effect – Søren Absalon Larsen
Laspeyres index – Ernst Louis Etienne Laspeyres
Leavitt's law (a.k.a. Henrietta's law) – Henrietta Swan Leavitt
Le Chatelier's principle – Henri Louis Le Chatelier
Lee distance – C. Y. Lee
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 vector – see Laplace–Runge–Lenz vector, above
Lenz's law – Heinrich Friedrich Emil Lenz
Leonard–Merritt mass estimator – Peter Leonard and David Merritt
Levenshtein distance, automaton – Vladimir Levenshtein
Levi-Civita symbol – Tullio Levi-Civita
Lewis–Mogridge Position – David Lewis and Martin J. H. Mogridge
Little–Parks effect – William A. Little and Roland D. Parks
Littlewood–Offord problem – John E. Littlewood and A. Cyril Offord
Locard's exchange principle – Edmond Locard
Lode angle, Lode coordinates – Walter Lode
Lombard effect – Étienne Lombard
London force – Fritz London
Lorentz force, transformation – Hendrik Antoon Lorentz
Lorentz–Lorenz equation – Hendrik Antoon Lorentz and Ludvig Lorenz
Lorenz attractor – Edward Norton Lorenz
Lorenz curve – Max O. Lorenz
Lorenz gauge condition – Ludvig Lorenz
Lorenz–Mie scattering – see Mie scattering, below
Loschmidt's paradox – Johann Josef Loschmidt
Lotka's law – Alfred J. Lotka
Lotka–Volterra equation – Alfred J. Lotka and Vito Volterra
Love waves – Augustus Edward Hough Love
Lucas critique – Robert Lucas, Jr.
Lyapunov's central limit theorem, equation, exponent, fractal, function, stability, test, time and tube – Aleksandr Mikhailovich Lyapunov
Lyman line, series – Theodore Lyman