2025 John Clarke United Kingdom United Kingdomfor the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electric circuit
2025 Michel H. Devoret France Francefor the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electric circuit
2025 John M. Martinis United States United Statesfor the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electric circuit
2024 John J. Hopfield United States United Statesfor foundational discoveries and inventions that enable machine learning with artificial neural networks
2024 Geoffrey Hinton Canada Canadafor foundational discoveries and inventions that enable machine learning with artificial neural networks
2023 Pierre Agostini Tunisia Tunisiafor experimental methods that generate attosecond pulses of light for the study of electron dynamics in matter
2023 Ferenc Krausz Austria Austriafor experimental methods that generate attosecond pulses of light for the study of electron dynamics in matter
2023 Anne L’Huillier Sweden Swedenfor experimental methods that generate attosecond pulses of light for the study of electron dynamics in matter
2022 Alain Aspect France Francefor experiments with entangled photons, establishing the violation of Bell inequalities and pioneering quantum information science
2022 John Clauser United States United Statesfor experiments with entangled photons, establishing the violation of Bell inequalities and pioneering quantum information science
2022 Anton Zeilinger Austria Austriafor experiments with entangled photons, establishing the violation of Bell inequalities and pioneering quantum information science
2021 Syukuro Manabe United States United Statesfor the physical modelling of Earth’s climate, quantifying variability and reliably predicting global warming
2021 Klaus Hasselmann Germany Germanyfor the physical modelling of Earth’s climate, quantifying variability and reliably predicting global warming
2021 Giorgio Parisi Italy Italyfor the discovery of the interplay of disorder and fluctuations in physical systems from atomic to planetary scales
2020 Roger Penrose United Kingdom United Kingdomfor the discovery that black hole formation is a robust prediction of the general theory of relativity
2020 Reinhard Genzel Germany Germanyfor the discovery of a supermassive compact object at the centre of our galaxy
2020 Andrea Ghez United States United Statesfor the discovery of a supermassive compact object at the centre of our galaxy
2019 Jim Peebles United States United Statesfor theoretical discoveries in physical cosmology
2019 Michel Mayor Switzerland Switzerlandfor the discovery of an exoplanet orbiting a solar-type star
2019 Didier Queloz Switzerland Switzerlandfor the discovery of an exoplanet orbiting a solar-type star
2018 Arthur Ashkin United States United Statesfor the optical tweezers and their application to biological systems
2018 Gérard Mourou France Francefor their method of generating high-intensity, ultra-short optical pulses
2018 Donna Strickland Canada Canadafor their method of generating high-intensity, ultra-short optical pulses
2017 Rainer Weiss United States United Statesfor decisive contributions to the LIGO detector and the observation of gravitational waves
2017 Barry C. Barish United States United Statesfor decisive contributions to the LIGO detector and the observation of gravitational waves
2017 Kip S. Thorne United States United Statesfor decisive contributions to the LIGO detector and the observation of gravitational waves
2016 David J. Thouless United States United Statesfor theoretical discoveries of topological phase transitions and topological phases of matter
2016 Duncan Haldane Slovenia Sloveniafor theoretical discoveries of topological phase transitions and topological phases of matter
2016 J. Michael Kosterlitz United States United Statesfor theoretical discoveries of topological phase transitions and topological phases of matter
2015 Takaaki Kajita Japan Japanfor the discovery of neutrino oscillations, which shows that neutrinos have mass
2015 Arthur B. McDonald Canada Canadafor the discovery of neutrino oscillations, which shows that neutrinos have mass
2014 Isamu Akasaki Japan Japanfor the invention of efficient blue light-emitting diodes which has enabled bright and energy-saving white light sources
2014 Hiroshi Amano Japan Japanfor the invention of efficient blue light-emitting diodes which has enabled bright and energy-saving white light sources
2014 Shuji Nakamura United States United Statesfor the invention of efficient blue light-emitting diodes which has enabled bright and energy-saving white light sources
2013 François Englert Belgium Belgiumfor the theoretical discovery of a mechanism that contributes to our understanding of the origin of mass of subatomic particles, and which recently was confirmed through the discovery of the predicted fundamental particle, by the ATLAS and CMS experiments at CERN's Large Hadron Collider
2013 Peter Higgs United Kingdom United Kingdomfor the theoretical discovery of a mechanism that contributes to our understanding of the origin of mass of subatomic particles, and which recently was confirmed through the discovery of the predicted fundamental particle, by the ATLAS and CMS experiments at CERN's Large Hadron Collider
2012 Serge Haroche France Francefor ground-breaking experimental methods that enable measuring and manipulation of individual quantum systems
2012 David J. Wineland United States United Statesfor ground-breaking experimental methods that enable measuring and manipulation of individual quantum systems
2011 Saul Perlmutter United States United Statesfor the discovery of the accelerating expansion of the Universe through observations of distant supernovae
2011 Brian Schmidt Australia Australiafor the discovery of the accelerating expansion of the Universe through observations of distant supernovae
2011 Adam G. Riess United States United Statesfor the discovery of the accelerating expansion of the Universe through observations of distant supernovae
2010 Andre Geim Netherlands Netherlandsfor groundbreaking experiments regarding the two-dimensional material graphene
2010 Konstantin Novoselov United Kingdom United Kingdomfor groundbreaking experiments regarding the two-dimensional material graphene
2009 Charles K. Kao United Kingdom United Kingdomfor groundbreaking achievements concerning the transmission of light in fibers for optical communication
2009 Willard Boyle United States United Statesfor the invention of an imaging semiconductor circuit - the CCD sensor
2009 George E. Smith United States United Statesfor the invention of an imaging semiconductor circuit - the CCD sensor
2008 Yoichiro Nambu United States United Statesfor the discovery of the mechanism of spontaneous broken symmetry in subatomic physics
2008 Makoto Kobayashi Japan Japanfor the discovery of the origin of the broken symmetry which predicts the existence of at least three families of quarks in nature
2008 Toshihide Maskawa Japan Japanfor the discovery of the origin of the broken symmetry which predicts the existence of at least three families of quarks in nature
2007 Albert Fert France Francefor the discovery of Giant Magnetoresistance
2007 Peter Grünberg Germany Germanyfor the discovery of Giant Magnetoresistance
2006 John C. Mather United States United Statesfor their discovery of the blackbody form and anisotropy of the cosmic microwave background radiation
2006 George F. Smoot United States United Statesfor their discovery of the blackbody form and anisotropy of the cosmic microwave background radiation
2005 Roy J. Glauber United States United Statesfor his contribution to the quantum theory of optical coherence
2005 John L. Hall United States United Statesfor their contributions to the development of laser-based precision spectroscopy, including the optical frequency comb technique
2005 Theodor W. Hänsch United States United Statesfor their contributions to the development of laser-based precision spectroscopy, including the optical frequency comb technique
2004 David J. Gross United States United Statesfor the discovery of asymptotic freedom in the theory of the strong interaction
2004 H. David Politzer United States United Statesfor the discovery of asymptotic freedom in the theory of the strong interaction
2004 Frank Wilczek United States United Statesfor the discovery of asymptotic freedom in the theory of the strong interaction
2003 Alexei Abrikosov United States United Statesfor pioneering contributions to the theory of superconductors and superfluids
2003 Vitaly Ginzburg Russia Russiafor pioneering contributions to the theory of superconductors and superfluids
2003 Anthony J. Leggett United States United Statesfor pioneering contributions to the theory of superconductors and superfluids
2002 Raymond Davis Jr. United States United Statesfor pioneering contributions to astrophysics, in particular for the detection of cosmic neutrinos
2002 Masatoshi Koshiba Japan Japanfor pioneering contributions to astrophysics, in particular for the detection of cosmic neutrinos
2002 Riccardo Giacconi United States United Statesfor pioneering contributions to astrophysics, which have led to the discovery of cosmic X-ray sources
2001 Eric Cornell United States United Statesfor the achievement of Bose-Einstein condensation in dilute gases of alkali atoms, and for early fundamental studies of the properties of the condensates
2001 Wolfgang Ketterle Germany Germanyfor the achievement of Bose-Einstein condensation in dilute gases of alkali atoms, and for early fundamental studies of the properties of the condensates
2001 Carl Wieman United States United Statesfor the achievement of Bose-Einstein condensation in dilute gases of alkali atoms, and for early fundamental studies of the properties of the condensates
2000 Zhores Alferov Russia Russiafor developing semiconductor heterostructures used in high-speed- and opto-electronics
2000 Herbert Kroemer United States United Statesfor developing semiconductor heterostructures used in high-speed- and opto-electronics
2000 Jack Kilby United States United Statesfor his part in the invention of the integrated circuit
1999 Gerard 't Hooft Netherlands Netherlandsfor elucidating the quantum structure of electroweak interactions in physics
1999 Martinus J. G. Veltman Netherlands Netherlandsfor elucidating the quantum structure of electroweak interactions in physics
1998 Robert B. Laughlin United States United Statesfor their discovery of a new form of quantum fluid with fractionally charged excitations
1998 Horst L. Störmer Germany Germanyfor their discovery of a new form of quantum fluid with fractionally charged excitations
1998 Daniel C. Tsui United States United Statesfor their discovery of a new form of quantum fluid with fractionally charged excitations
1997 Steven Chu United States United Statesfor development of methods to cool and trap atoms with laser light
1997 Claude Cohen-Tannoudji France Francefor development of methods to cool and trap atoms with laser light
1997 William D. Phillips United States United Statesfor development of methods to cool and trap atoms with laser light
1996 David Lee United States United Statesfor their discovery of superfluidity in helium-3
1996 Douglas D. Osheroff United States United Statesfor their discovery of superfluidity in helium-3
1996 Robert C. Richardson United States United Statesfor their discovery of superfluidity in helium-3
1995 Martin L. Perl United States United Statesfor the discovery of the tau lepton
1995 Frederick Reines United States United Statesfor the detection of the neutrino
1994 Bertram Brockhouse Canada Canadafor the development of neutron spectroscopy
1994 Clifford G. Shull United States United Statesfor the development of the neutron diffraction technique
1993 Russell A. Hulse United States United Statesfor the discovery of a new type of pulsar, a discovery that has opened up new possibilities for the study of gravitation
1993 Joseph H. Taylor Jr. United States United Statesfor the discovery of a new type of pulsar, a discovery that has opened up new possibilities for the study of gravitation
1992 Georges Charpak France Francefor his invention and development of particle detectors, in particular the multiwire proportional chamber
1991 Pierre-Gilles de Gennes France Francefor discovering that methods developed for studying order phenomena in simple systems can be generalized to more complex forms of matter, in particular to liquid crystals and polymers
1990 Jerome Isaac Friedman United States United Statesfor their pioneering investigations concerning deep inelastic scattering of electrons on protons and bound neutrons, which have been of essential importance for the development of the quark model in particle physics
1990 Henry W. Kendall United States United Statesfor their pioneering investigations concerning deep inelastic scattering of electrons on protons and bound neutrons, which have been of essential importance for the development of the quark model in particle physics
1990 Richard E. Taylor Canada Canadafor their pioneering investigations concerning deep inelastic scattering of electrons on protons and bound neutrons, which have been of essential importance for the development of the quark model in particle physics
1989 Norman F. Ramsey United States United Statesfor the invention of the separated oscillatory fields method and its use in the hydrogen maser and other atomic clocks
1989 Hans G. Dehmelt United States United Statesfor the development of the ion trap technique
1989 Wolfgang Paul Germany Germanyfor the development of the ion trap technique
1988 Leon M. Lederman United States United Statesfor the neutrino beam method and the demonstration of the doublet structure of the leptons through the discovery of the muon neutrino
1988 Melvin Schwartz United States United Statesfor the neutrino beam method and the demonstration of the doublet structure of the leptons through the discovery of the muon neutrino
1988 Jack Steinberger Switzerland Switzerlandfor the neutrino beam method and the demonstration of the doublet structure of the leptons through the discovery of the muon neutrino
1987 J. Georg Bednorz Germany Germanyfor their important break-through in the discovery of superconductivity in ceramic materials
1987 K. Alex Müller Switzerland Switzerlandfor their important break-through in the discovery of superconductivity in ceramic materials
1986 Heinrich Rohrer Switzerland Switzerlandfor their design of the scanning tunneling microscope
1986 Ernst Ruska Germany Germanyfor his fundamental work in electron optics, and for the design of the first electron microscope
1986 Gerd Binnig Germany Germanyfor their design of the scanning tunneling microscope
1985 Klaus von Klitzing Germany Germanyfor the discovery of the quantized Hall effect
1984 Carlo Rubbia Italy Italyfor their decisive contributions to the large project, which led to the discovery of the field particles W and Z, communicators of weak interaction
1984 Simon van der Meer Netherlands Netherlandsfor their decisive contributions to the large project, which led to the discovery of the field particles W and Z, communicators of weak interaction
1983 Subrahmanyan Chandrasekhar India Indiafor his theoretical studies of the physical processes of importance to the structure and evolution of the stars
1983 William A. Fowler United States United Statesfor his theoretical and experimental studies of the nuclear reactions of importance in the formation of the chemical elements in the universe
1982 Kenneth G. Wilson United States United Statesfor his theory for critical phenomena in connection with phase transitions
1981 Kai Siegbahn Sweden Swedenfor his contribution to the development of high-resolution electron spectroscopy
1981 Nicolaas Bloembergen United States United Statesfor their contribution to the development of laser spectroscopy
1981 Arthur L. Schawlow United States United Statesfor their contribution to the development of laser spectroscopy
1980 James Cronin United States United Statesfor the discovery of violations of fundamental symmetry principles in the decay of neutral K-mesons
1980 Val Fitch United States United Statesfor the discovery of violations of fundamental symmetry principles in the decay of neutral K-mesons
1979 Sheldon Glashow United States United Statesfor their contributions to the theory of the unified weak and electromagnetic interaction between elementary particles, including, inter alia, the prediction of the weak neutral current
1979 Abdus Salam India Indiafor their contributions to the theory of the unified weak and electromagnetic interaction between elementary particles, including, inter alia, the prediction of the weak neutral current
1979 Steven Weinberg United States United Statesfor their contributions to the theory of the unified weak and electromagnetic interaction between elementary particles, including, inter alia, the prediction of the weak neutral current
1978 Pyotr Kapitsa Russia Russiafor his basic inventions and discoveries in the area of low-temperature physics
1978 Arno Allan Penzias United States United Statesfor their discovery of cosmic microwave background radiation
1978 Robert Woodrow Wilson United States United Statesfor their discovery of cosmic microwave background radiation
1977 Philip W. Anderson United States United Statesfor their fundamental theoretical investigations of the electronic structure of magnetic and disordered systems
1977 Sir Nevill F. Mott United Kingdom United Kingdomfor their fundamental theoretical investigations of the electronic structure of magnetic and disordered systems
1977 John H. Van Vleck United States United Statesfor their fundamental theoretical investigations of the electronic structure of magnetic and disordered systems
1976 Burton Richter United States United Statesfor their pioneering work in the discovery of a heavy elementary particle of a new kind
1976 Samuel C.C. Ting United States United Statesfor their pioneering work in the discovery of a heavy elementary particle of a new kind
1975 Aage Bohr Denmark Denmarkfor the discovery of the connection between collective motion and particle motion in atomic nuclei and the development of the theory of the structure of the atomic nucleus based on this connection
1975 Ben Roy Mottelson Denmark Denmarkfor the discovery of the connection between collective motion and particle motion in atomic nuclei and the development of the theory of the structure of the atomic nucleus based on this connection
1975 James Rainwater United States United Statesfor the discovery of the connection between collective motion and particle motion in atomic nuclei and the development of the theory of the structure of the atomic nucleus based on this connection
1974 Martin Ryle United Kingdom United Kingdomfor their pioneering research in radio astrophysics: Ryle for his observations and inventions, in particular of the aperture synthesis technique, and Hewish for his decisive role in the discovery of pulsars
1974 Antony Hewish United Kingdom United Kingdomfor their pioneering research in radio astrophysics: Ryle for his observations and inventions, in particular of the aperture synthesis technique, and Hewish for his decisive role in the discovery of pulsars
1973 Leo Esaki Japan Japanfor their experimental discoveries regarding tunneling phenomena in semiconductors and superconductors, respectively
1973 Ivar Giaever United States United Statesfor their experimental discoveries regarding tunneling phenomena in semiconductors and superconductors, respectively
1973 Brian D. Josephson United Kingdom United Kingdomfor his theoretical predictions of the properties of a supercurrent through a tunnel barrier, in particular those phenomena which are generally known as the Josephson effects
1972 John Bardeen United States United Statesfor their jointly developed theory of superconductivity, usually called the BCS-theory
1972 Leon Cooper United States United Statesfor their jointly developed theory of superconductivity, usually called the BCS-theory
1972 Robert Schrieffer United States United Statesfor their jointly developed theory of superconductivity, usually called the BCS-theory
1971 Dennis Gabor United Kingdom United Kingdomfor his invention and development of the holographic method
1970 Hannes Alfvén Sweden Swedenfor fundamental work and discoveries in magnetohydro-dynamics with fruitful applications in different parts of plasma physics
1970 Louis Néel France Francefor fundamental work and discoveries concerning antiferromagnetism and ferrimagnetism which have led to important applications in solid state physics
1969 Murray Gell-Mann United States United Statesfor his contributions and discoveries concerning the classification of elementary particles and their interactions
1968 Luis Alvarez United States United Statesfor his decisive contributions to elementary particle physics, in particular the discovery of a large number of resonance states, made possible through his development of the technique of using hydrogen bubble chamber and data analysis
1967 Hans Bethe Germany Germanyfor his contributions to the theory of nuclear reactions, especially his discoveries concerning the energy production in stars
1966 Alfred Kastler France Francefor the discovery and development of optical methods for studying Hertzian resonances in atoms
1965 Shin'ichirō Tomonaga Japan Japanfor their fundamental work in quantum electrodynamics, with deep-ploughing consequences for the physics of elementary particles
1965 Julian Schwinger United States United Statesfor their fundamental work in quantum electrodynamics, with deep-ploughing consequences for the physics of elementary particles
1965 Richard Feynman United States United Statesfor their fundamental work in quantum electrodynamics, with deep-ploughing consequences for the physics of elementary particles
1964 Charles H. Townes United States United Statesfor fundamental work in the field of quantum electronics, which has led to the construction of oscillators and amplifiers based on the maser-laser principle
1964 Nikolay Basov Russia Russiafor fundamental work in the field of quantum electronics, which has led to the construction of oscillators and amplifiers based on the maser-laser principle
1964 Alexander Prokhorov Russia Russiafor fundamental work in the field of quantum electronics, which has led to the construction of oscillators and amplifiers based on the maser-laser principle
1963 Eugene Wigner United States United Statesfor his contributions to the theory of the atomic nucleus and the elementary particles, particularly through the discovery and application of fundamental symmetry principles
1963 Maria Goeppert Mayer Germany Germanyfor their discoveries concerning nuclear shell structure
1963 J. Hans D. Jensen Germany Germanyfor their discoveries concerning nuclear shell structure
1962 Lev Landau Azerbaijan Azerbaijanfor his pioneering theories for condensed matter, especially liquid helium
1961 Robert Hofstadter United States United Statesfor his pioneering studies of electron scattering in atomic nuclei and for his thereby achieved discoveries concerning the structure of the nucleons
1961 Rudolf Mössbauer Germany Germanyfor his researches concerning the resonance absorption of gamma radiation and his discovery in this connection of the effect which bears his name
1960 Donald A. Glaser United States United Statesfor the invention of the bubble chamber
1959 Emilio Segrè United States United Statesfor their discovery of the antiproton
1959 Owen Chamberlain United States United Statesfor their discovery of the antiproton
1958 Pavel A. Cherenkov Russia Russiafor the discovery and the interpretation of the Cherenkov effect
1958 Il´ja M. Frank Russia Russiafor the discovery and the interpretation of the Cherenkov effect
1958 Igor Y. Tamm Russia Russiafor the discovery and the interpretation of the Cherenkov effect
1957 Chen-ning Yang Taiwan Taiwanfor their penetrating investigation of the so-called parity laws which has led to important discoveries regarding the elementary particles
1957 Tsung-Dao Lee Taiwan Taiwanfor their penetrating investigation of the so-called parity laws which has led to important discoveries regarding the elementary particles
1956 William Shockley United States United Statesfor their researches on semiconductors and their discovery of the transistor effect
1956 John Bardeen United States United Statesfor their researches on semiconductors and their discovery of the transistor effect
1956 Walter H. Brattain United States United Statesfor their researches on semiconductors and their discovery of the transistor effect
1955 Willis E. Lamb United States United Statesfor his discoveries concerning the fine structure of the hydrogen spectrum
1955 Polykarp Kusch United States United Statesfor his precision determination of the magnetic moment of the electron
1954 Max Born Germany Germanyfor his fundamental research in quantum mechanics, especially for his statistical interpretation of the wavefunction
1954 Walther Bothe Germany Germanyfor the coincidence method and his discoveries made therewith
1953 Frits Zernike Netherlands Netherlandsfor his demonstration of the phase contrast method, especially for his invention of the phase contrast microscope
1952 Felix Bloch United States United Statesfor their development of new methods for nuclear magnetic precision measurements and discoveries in connection therewith
1952 E. M. Purcell United States United Statesfor their development of new methods for nuclear magnetic precision measurements and discoveries in connection therewith
1951 John Cockcroft United Kingdom United Kingdomfor their pioneer work on the transmutation of atomic nuclei by artificially accelerated atomic particles
1951 Ernest T.S. Walton United Kingdom United Kingdomfor their pioneer work on the transmutation of atomic nuclei by artificially accelerated atomic particles
1950 Cecil Powell United Kingdom United Kingdomfor his development of the photographic method of studying nuclear processes and his discoveries regarding mesons made with this method
1949 Hideki Yukawa Japan Japanfor his prediction of the existence of mesons on the basis of theoretical work on nuclear forces
1948 Patrick M.S. Blackett United Kingdom United Kingdomfor his development of the Wilson cloud chamber method, and his discoveries therewith in the fields of nuclear physics and cosmic radiation
1947 Edward V. Appleton United Kingdom United Kingdomfor his investigations of the physics of the upper atmosphere especially for the discovery of the so-called Appleton layer
1946 Percy W. Bridgman United States United Statesfor the invention of an apparatus to produce extremely high pressures, and for the discoveries he made therewith in the field of high pressure physics
1945 Wolfgang Pauli United States United Statesfor the discovery of the Exclusion Principle, also called the Pauli Principle
1944 Isidor Isaac Rabi Austria Austriafor his resonance method for recording the magnetic properties of atomic nuclei
1943 Otto Stern Germany Germanyfor his contribution to the development of the molecular ray method and his discovery of the magnetic moment of the proton
1939 Ernest Lawrence United States United Statesfor the invention and development of the cyclotron and for results obtained with it, especially with regard to artificial radioactive elements
1938 Enrico Fermi United States United Statesfor his demonstrations of the existence of new radioactive elements produced by neutron irradiation, and for his related discovery of nuclear reactions brought about by slow neutrons
1937 Clinton Davisson United States United Statesfor their experimental discovery of the diffraction of electrons by crystals
1937 George Paget Thomson United Kingdom United Kingdomfor their experimental discovery of the diffraction of electrons by crystals
1936 Victor F. Hess United States United Statesfor his discovery of cosmic radiation
1936 Carl D. Anderson United States United Statesfor his discovery of the positron
1935 James Chadwick United Kingdom United Kingdomfor the discovery of the neutron
1933 Erwin Schrödinger Germany Germanyfor the discovery of new productive forms of atomic theory
1933 Paul Dirac United Kingdom United Kingdomfor the discovery of new productive forms of atomic theory
1932 Werner Heisenberg Germany Germanyfor the creation of quantum mechanics, the application of which has, inter alia, led to the discovery of the allotropic forms of hydrogen
1930 Chandrasekhara Venkata Raman India Indiafor his work on the scattering of light and for the discovery of the effect named after him
1929 Louis de Broglie France Francefor his discovery of the wave nature of electrons
1928 Owen Willans Richardson United Kingdom United Kingdomfor his work on the thermionic phenomenon and especially for the discovery of the law named after him
1927 Arthur Holly Compton United States United Statesfor his discovery of the effect named after him
1927 C.T.R. Wilson United Kingdom United Kingdomfor his method of making the paths of electrically charged particles visible by condensation of vapour
1926 Jean Perrin France Francefor his work on the discontinuous structure of matter, and especially for his discovery of sedimentation equilibrium
1925 James Franck United States United Statesfor their discovery of the laws governing the impact of an electron upon an atom
1925 Gustav Hertz Germany Germanyfor their discovery of the laws governing the impact of an electron upon an atom
1924 Manne Siegbahn Sweden Swedenfor his discoveries and research in the field of X-ray spectroscopy
1923 Robert A. Millikan United States United Statesfor his work on the elementary charge of electricity and on the photoelectric effect
1922 Niels Bohr Denmark Denmarkfor his services in the investigation of the structure of atoms and of the radiation emanating from them
1921 Albert Einstein Austria Austriafor his services to Theoretical Physics, and especially for his discovery of the law of the photoelectric effect
1920 Charles Edouard Guillaume France Francein recognition of the service he has rendered to precision measurements in Physics by his discovery of anomalies in nickel steel alloys
1919 Johannes Stark Germany Germanyfor his discovery of the Doppler effect in canal rays and the splitting of spectral lines in electric fields
1918 Max Planck Germany Germanyin recognition of the services he rendered to the advancement of Physics by his discovery of energy quanta
1917 Charles Glover Barkla United Kingdom United Kingdomfor his discovery of the characteristic Röntgen radiation of the elements
1915 William Bragg United Kingdom United Kingdomfor their services in the analysis of crystal structure by means of X-rays
1915 William Lawrence Bragg United Kingdom United Kingdomfor their services in the analysis of crystal structure by means of X-rays
1914 Max von Laue Germany Germanyfor his discovery of the diffraction of X-rays by crystals
1913 Heike Kamerlingh Onnes Netherlands Netherlandsfor his investigations on the properties of matter at low temperatures which led, inter alia, to the production of liquid helium
1912 Gustaf Dalén Sweden Swedenfor his invention of automatic regulators for use in conjunction with gas accumulators for illuminating lighthouses and buoys
1911 Wilhelm Wien Germany Germanyfor his discoveries regarding the laws governing the radiation of heat
1910 Johannes Diderik van der Waals Netherlands Netherlandsfor his work on the equation of state for gases and liquids
1909 Guglielmo Marconi Italy Italyin recognition of their contributions to the development of wireless telegraphy
1909 Ferdinand Braun Germany Germanyin recognition of their contributions to the development of wireless telegraphy
1908 Gabriel Lippmann France Francefor his method of reproducing colours photographically based on the phenomenon of interference
1907 Albert A. Michelson United States United Statesfor his optical precision instruments and the spectroscopic and metrological investigations carried out with their aid
1906 J. J. Thomson United Kingdom United Kingdomin recognition of the great merits of his theoretical and experimental investigations on the conduction of electricity by gases
1905 Philipp Lenard Germany Germanyfor his work on cathode rays
1904 Lord Rayleigh United Kingdom United Kingdomfor his investigations of the densities of the most important gases and for his discovery of argon in connection with these studies
1903 Henri Becquerel France Francein recognition of the extraordinary services he has rendered by his discovery of spontaneous radioactivity
1903 Pierre Curie France Francein recognition of the extraordinary services they have rendered by their joint researches on the radiation phenomena discovered by Professor Henri Becquerel
1903 Marie Curie Russia Russiain recognition of the extraordinary services they have rendered by their joint researches on the radiation phenomena discovered by Professor Henri Becquerel
1902 Hendrik Lorentz Netherlands Netherlandsin recognition of the extraordinary service they rendered by their researches into the influence of magnetism upon radiation phenomena
1902 Pieter Zeeman Netherlands Netherlandsin recognition of the extraordinary service they rendered by their researches into the influence of magnetism upon radiation phenomena
1901 Wilhelm Conrad Röntgen Germany Germanyin recognition of the extraordinary services he has rendered by the discovery of the remarkable rays subsequently named after him