Physical Review Letters 1964

Fragments of three scientific papers published in 1964 in Physical Review Letters.

François Englert and Robert Brout: Broken Symmetry and the Mass of Gauge Vector Mesons, Physical Review Letters, Volume 13, Number 9, 31 August 1964
Peter Higgs: Broken Symmetries, Massless Particles and Gauge Fields, Physical Review Letters, Volume 13, Number 9, 19 October 1964
Gerald Guralnik, C. R. Hagen, and Tom Kibble: Global Conservation Laws and Massless Particles, Physical Review Letters, Volume 13, Number 20, 16 November 1964

Photo credits:
François Englert: courtesy AIP Emilio Segrè Visual Archives, W. F. Meggers Gallery of Nobel Laureates Collection
Robert Brout: public domain
Peter Higgs: public domain
C. R. Hagen: public domain
Gerald Guralnik: MIT Alumni Association Office
Tom Kibble: Academia Europaea and estate of prof. Tom Kibble