André Neveu
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André Neveu (; born 28 August 1946) is a French
physicist A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe. Physicists generally are interested in the root or ultimate caus ...
working on
string theory In physics, string theory is a theoretical framework in which the point-like particles of particle physics are replaced by one-dimensional objects called strings. String theory describes how these strings propagate through space and interac ...
and
quantum field theory In theoretical physics, quantum field theory (QFT) is a theoretical framework that combines classical field theory, special relativity, and quantum mechanics. QFT is used in particle physics to construct physical models of subatomic particles and ...
who coinvented the
Neveu–Schwarz algebra In mathematical physics, a super Virasoro algebra is an extension of the Virasoro algebra (named after Miguel Ángel Virasoro) to a Lie superalgebra. There are two extensions with particular importance in superstring theory: the Ramond algebra ( ...
and the
Gross–Neveu model The Gross–Neveu (GN) model is a quantum field theory model of Dirac fermions interacting via four-fermion interactions in 1 spatial and 1 time dimension. It was introduced in 1974 by David Gross and André Neveu as a toy model for quantum ...
.


Biography

Neveu studied in Paris at the
École Normale Supérieure École may refer to: * an elementary school in the French educational stages normally followed by secondary education establishments (collège and lycée) * École (river), a tributary of the Seine flowing in région Île-de-France * École, Savoi ...
(ENS). In 1969 he received his diploma (Thèse de troisième cycle) at University of Paris XI in Orsay with and
Claude Bouchiat Claude Bouchiat, born 16 May 1932, is a French physicist, member of the French Academy of sciences. Biography Graduate of the École Polytechnique in 1955, he was director of research at the CNRS in the theoretical physics laboratory of the ...
and in 1971 he completed his doctorate (
Doctorat d'État Habilitation is the highest university degree, or the procedure by which it is achieved, in many European countries. The candidate fulfills a university's set criteria of excellence in research, teaching and further education, usually including a ...
) there. In 1969 he and his classmate from ENS and Orsay,
Joël Scherk Joël Scherk (; 27 May 1946 – 16 May 1980) was a French theoretical physicist who studied string theory and supergravity. Work Scherk studied in Paris at the École Normale Supérieure (ENS). In 1969 he received his diploma (Thèse de troisiè ...
, together with
John H. Schwarz John Henry Schwarz (; born November 22, 1941) is an American theoretical physicist. Along with Yoichiro Nambu, Holger Bech Nielsen, Joël Scherk, Gabriele Veneziano, Michael Green, and Leonard Susskind, he is regarded as one of the founders of s ...
and David Gross at Princeton University, examined divergences in one-loop diagrams of the bosonic string theory (and discovered the cause of
tachyon A tachyon () or tachyonic particle is a hypothetical particle that always travels faster than light. Physicists believe that faster-than-light particles cannot exist because they are not consistent with the known laws of physics. If such partic ...
divergences). From 1971 to 1974 Neveu was at the Laboratory for High Energy Physics of the University of Paris XI where he and Scherk showed that spin-1 excitations of strings could describe Yang–Mills theories. In 1971, Neveu with John Schwarz in Princeton developed, at the same time as
Pierre Ramond Pierre Ramond (; born 31 January 1943) is distinguished professor of physics at University of Florida in Gainesville, Florida. He initiated the development of superstring theory. Academic career Ramond completed his BSEE from Newark College of E ...
(1971), the first string theory that also described fermions (called RNS formalism after its three originators). This was an early appearance of the ideas of
supersymmetry In a supersymmetric theory the equations for force and the equations for matter are identical. In theoretical and mathematical physics, any theory with this property has the principle of supersymmetry (SUSY). Dozens of supersymmetric theories e ...
which were being developed independently at that time by several groups. A few years later, Neveu, working in Princeton with David Gross, developed the Gross–Neveu model. With
Roger Dashen Roger Frederick Dashen (May 5, 1938 in Grand Junction, Colorado – May 25, 1995 in La Jolla) was an American theoretical physicist who studied particle physics and quantum field theory. Dashen studied physics at the Harvard University (where he ...
and Brosl Hasslacher, he examined, among other things, quantum-field-theoretic models of extended hadrons and semiclassical approximations in quantum field theory which are reflected in the DHN method of the quantization of
solitons In mathematics and physics, a soliton or solitary wave is a self-reinforcing wave packet that maintains its shape while it propagates at a constant velocity. Solitons are caused by a cancellation of nonlinear and dispersive effects in the medium ...
. From 1972 to 1977 Neveu was at the
Institute for Advanced Study The Institute for Advanced Study (IAS), located in Princeton, New Jersey, in the United States, is an independent center for theoretical research and intellectual inquiry. It has served as the academic home of internationally preeminent scholar ...
while spending half of the time in Orsay. From 1974 to 1983 he was at the Laboratory for Theoretical Physics of the ENS and from 1983 to 1989 in the theory department at CERN. From 1975 he was ''Maitre de recherche'' in the CNRS and from 1985 ''Directeur de recherche''. From 1989 he was at the Institute (Laboratory) for Theoretical Physics of the Montpellier 2 University, University of Montpellier II (now L2C, Laboratory Charles Coulomb). In 1994/5 he was a visiting professor in the University of California, Berkeley. In 1973, Neveu received the Paul Langevin Prize of the Société Française de Physique. In 1988 he received the :de:Gentner-Kastler-Preis, Gentner-Kastler Prize awarded jointly by the Société Française de Physique and the Deutsche Physikalische Gesellschaft (DPG). In 2020 he was awarded the Dirac Medal of the ICTP.Dirac Medal 2020 of ICTP
/ref> Neveu is married and has three children.


Writings

* (On the occasion of the awarding of the Gentner-Kastler Prize) *


Notes


External links


Some of my recollections about Joël ScherkScientific publications of André Neveu
on INSPIRE-HEP {{DEFAULTSORT:Neveu, Andre 1946 births Living people Scientists from Paris French string theorists People associated with CERN