---
title: "Scientific phenomena named after people"
chunk: 8/10
source: "https://en.wikipedia.org/wiki/Scientific_phenomena_named_after_people"
category: "reference"
tags: "science, encyclopedia"
date_saved: "2026-05-05T04:01:38.936512+00:00"
instance: "kb-cron"
---

== R ==
Rabi oscillations – Isidor Isaac Rabi
Rademacher distribution, function, series, sum – Hans Adolph Rademacher
Rademacher–Menchov theorem – Hans Adolph Rademacher and Dmitrii Menshov
Radon transform – Johann Karl August Radon
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
Rapoport's rule – Eduardo H. Rapoport
Raychaudhuri's equation – Amal Kumar Raychaudhuri (অমল কুমার রায়চৌধুরী)
Raygor Estimate Graph – Alton L. Raygor
Rayleigh criterion, distribution, fading, number, quotient, scattering, waves – Lord Rayleigh
Rayleigh–Bénard cell/convection – Lord Rayleigh and Henri Bénard
Rayleigh–Jeans law – Lord Rayleigh and James Jeans
Rayleigh–Taylor instability – Lord Rayleigh and G. I. Taylor
Rees–Sciama effect – Martin Rees and Dennis Sciama
Reidemeister moves – Kurt Reidemeister
Résal effect – Louis-Jean Résal
Rescorla–Wagner rule – Robert A. Rescorla and Allan R. Wagner
Reynolds number, Reynolds analogy – Osborne Reynolds
Ribot's law (of Retrograde Amnesia) – Théodule-Armand Ribot
Ricardian equivalence (a.k.a. Barro–Ricardo equivalence, or Ricardo–de Viti–Barro equivalence) – Robert Barro, David Ricardo, and Antonio de Viti de Marco
Richards controller – Charles L. Richards
Richardson's constant, equation, law – Owen Willans Richardson
Richardson number – Lewis Fry Richardson
Richter magnitude scale – Charles Francis Richter
Righi–Leduc effect (a.k.a. Leduc–Righi effect) – Augusto Righi and Sylvestre Anatole Leduc
Ringelmann effect – Max Ringelmann
Robertson–Walker metric (a.k.a. Friedmann–Robertson–Walker metric) – see Friedmann–Lemaître–Robertson–Walker metric, above
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, observer-expectancy effect) – Robert Rosenthal (and Pygmalion)
Rossby waves – Carl-Gustaf Arvid Rossby
Rossi–Forel scale – Michele Stefano Conte de Rossi and François-Alphonse Forel
Rössler equation – Otto Rössler
Rossmann fold – Michael Rossmann
Royer oscillator – George H. Royer
Ruelle operator, zeta function – David Ruelle
Ruelle–Perron–Frobenius theorem – David Ruelle, Oskar Perron, and Ferdinand Georg Frobenius
Ruhmkorff coil – Heinrich D. Ruhmkorff
Runge–Lenz vector – see Laplace–Runge–Lenz vector
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
Rydberg–Klein–Rees method – Johannes Rydberg, Oskar Klein, and Albert Lloyd George Rees