Review of Particle Physics *
Abstract
The Review summarizes much of particle physics and cosmology. Using data from previous editions, plus 3,200 new measurements from 903 papers, we list, evaluate, and average measured properties of gauge bosons and the recently discovered Higgs boson, leptons, quarks, mesons, and baryons. We summarize searches for hypothetical particles such as supersymmetric particles, heavy bosons, axions, dark photons, etc. Particle properties and search limits are listed in Summary Tables. We give numerous tables, figures, formulae, and reviews of topics such as Higgs Boson Physics, Supersymmetry, Grand Unified Theories, Neutrino Mixing, Dark Energy, Dark Matter, Cosmology, Particle Detectors, Colliders, Probability and Statistics. Most of the 118 reviews are updated, including many that are heavily revised. The Review is divided into two volumes. Volume 1 includes the Summary Tables and 96 review articles. Volume 2 consists of the Particle Listings and contains also 22 reviews that address specific aspects of the data presented in the Listings. The complete Review (both volumes) is published online on the website of the Particle Data Group ( pdg.lbl.gov ) and in a journal. Volume 1 is available in print as the PDG Book. A Particle Physics Booklet with the Summary Tables and essential tables, figures, and equations from selected review articles is available in print, as a web version optimized for use on phones, and as an Android app. The PDG API (Application Programming Interface) provides access to the data published in the Review in machine-readable format.
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Authors: Particle Data Group, Fuminobu Takahashi, Ken‐ichi Hikasa, Y. Sumino, Masaharu Tanabashi, J. Tanaka, M. Yokoyama, K. Agashe, G. Aielli, B. C. Allanach, Jaime Álvarez-Muñiz, C. Amsler, M. Antonelli, E. C. Aschenauer, D. M. Asner, K. Assamagan, Howard Baer, Sw. Banerjee, Michael Barnett, L. Baudis, C. Bauer, J. Beringer, A. Bettini, O. Biebel, K. M. Black, E. Blücher, R. Bonventre, R. A. Briere, A. G. Buckley, Volker Burkert, M. A. Bychkov, Giacomo Cacciapaglia, R. N. Cahn, F. Canelli, Jun Cao, Z. Cao, M. Carena, G. Casarosa, A. Ceccucci, M. Cepeda, A. Cerri, R. Sekhar Chivukula, Marina Cortês, G. Cowan, V. Credé, O. Cremonesi, Giancarlo D’Ambrosio, Thibault Damour, C. T. H. Davies, Jorge de Blas, Daniel de Florian, A. de Gouvêa, Thomas DeGrand, Z. Demiragli, Stefan Dittmaier, Bogdan A. Dobrescu, M. D’Onofrio, M. Dorigo, Herbi K. Dreiner, J. Duarte, P. Eerola, U. Egede, A. X. El-Khadra, John Ellis, S. C. Eno, Jens Erler, A. Fava, W. Fetscher, Brian D. Fields, A. Freitas, H. Gallagher, P. Gasik, T. Gershon, Tony Gherghetta, S. Giovannella, M. C. González-García, M. C. Goodman, C. Grab, A. V. Gritsan, Christophe Grojean, D. E. Groom, M. Grünewald, A. Gurtu, T. Gutsche, Howard E. Haber, Matthieu Hamel, C. Hanhart, S. Hashimoto, Y. Hayato, Arthur Hebecker, S. Heinemeyer, J.J. Hernandez, D. W. Hertzog, Junji Hisano, A. Hoecker, Martin Hoferichter, Werner Hofmann, J. Holder, L. Hsu, J. Huston
Institutions: University of Pittsburgh, University of Chicago, University of Washington, Northwestern University, Chinese Academy of Sciences, University of California San Diego, Johns Hopkins University, Tufts University, University of Liverpool, University of Virginia, Boston University, Florida State University, Ludwig-Maximilians-Universität München, Commissariat à l'Énergie Atomique et aux Énergies Alternatives, The University of Tokyo, Heidelberg University, Monash University, University of Tübingen, University of Minnesota, Michigan State University, University of Glasgow, University of Trieste, Stony Brook University, University of Colorado Boulder, University of Cambridge, Centre National de la Recherche Scientifique, University of Bern, University of Bonn, University of Illinois Urbana-Champaign, Tohoku University, University of Maryland, College Park, Institució Catalana de Recerca i Estudis Avançats, University of Wisconsin–Madison, Universidad de Granada, Humboldt-Universität zu Berlin, University of Lisbon, Universidad Autónoma de Madrid, University of Zurich, Johannes Gutenberg University Mainz, Nagoya University, University of Freiburg, Universitat de Barcelona, ETH Zurich, University of California, Santa Cruz, High Energy Accelerator Research Organization, Université Paris-Saclay, University of Pisa, Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas, University College Dublin, King's College London, University of Delaware, University of Rome Tor Vergata, Istituto Nazionale di Fisica Nucleare, Sezione di Pisa, Brookhaven National Laboratory, European Organization for Nuclear Research, University of Sussex, Technische Universität Darmstadt, Forschungszentrum Jülich, Argonne National Laboratory, University of Warwick, University of Oklahoma, Universidade de Santiago de Compostela, Carnegie Mellon University, Obayashi (Japan), Kavli Institute for the Physics and Mathematics of the Universe, Austrian Academy of Sciences, Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Frascati, Snolab, University of Louisville, Lawrence Berkeley National Laboratory, Istituto Nazionale di Fisica Nucleare, Sezione di Padova, Fermi National Accelerator Laboratory, Thomas Jefferson National Accelerator Facility, Laboratoire de Recherche Scientifique, Laboratoire de Physique Théorique et Hautes Energies, Institute of High Energy Physics, University of Siena, Institute of Astrophysics and Space Sciences, Royal Holloway University of London, Istituto Nazionale di Fisica Nucleare, Sezione di Milano Bicocca, Istituto Nazionale di Fisica Nucleare, Sezione di Napoli, Institut des Hautes Études Scientifiques, National University of General San Martín, International Center for Advanced Studies, Istituto Nazionale di Fisica Nucleare, Sezione di Trieste, Research Council of Finland, GSI Helmholtz Centre for Heavy Ion Research, Facility for Antiproton and Ion Research, Deutsches Elektronen-Synchrotron DESY, Tata Institute of Fundamental Research, Laboratoire d'Intégration des Systèmes et des Technologies, Heidelberg Institute for Theoretical Studies, Instituto de Física Corpuscular, Max Planck Institute for Nuclear Physics