84 relations: Arthur H. Rosenfeld, Baryon, Bottom quark, Cabibbo–Kobayashi–Maskawa matrix, Charm quark, Charmed baryons, Chinese Physics C, Committee on Data for Science and Technology, Delta baryon, Double beta decay, Down quark, Electron electric dipole moment, Elementary particle, Enriched Xenon Observatory, Eta meson, Event generator, Exotic meson, Gauss's law for magnetism, Gell-Mann–Okubo mass formula, Generation (particle physics), Glen Cowan, Glossary of string theory, Gluon, Hadron, Hassan Jawahery, Index of physics articles (P), INSPIRE-HEP, Iron group, Isospin, Isotopes of germanium, J/psi meson, K. S. Babu, Kaon, Lambda baryon, Lepton, List of Aalto University people, List of baryons, List of mesons, Magnetic monopole, Mathematical formulation of the Standard Model, Matter, Measurements of neutrino speed, Meson, Muon, NA62 experiment, ND experiment, Neutral particle, Neutral particle oscillation, Neutrino, Neutrino oscillation, ..., Nucleon, Omega baryon, Orders of magnitude (mass), Particle decay, Particle physics, Paul Söding, PDG, Pentaquark, Photon, Physics beyond the Standard Model, Pion, Quark, Quark model, Radiation length, Roper resonance, RPP, Sigma baryon, SND Experiment, SPring-8, Stanford Physics Information Retrieval System, Strange quark, T meson, Table of Clebsch–Gordan coefficients, Tau (particle), Top quark, Tribimaximal mixing, Up quark, Upsilon meson, W′ and Z′ bosons, Weak interaction, Weinberg angle, Wilkinson Microwave Anisotropy Probe, Xi baryon, Y(4140). Expand index (34 more) » « Shrink index
Arthur Hinton "Art" Rosenfeld (June 22, 1926 – January 27, 2017) was a UC Berkeley physicist and California energy commissioner, dubbed the "godfather of energy efficiency", for developing new standards which helped improve energy efficiency in California and subsequently worldwide.
A baryon is a composite subatomic particle made up of three quarks (a triquark, as distinct from mesons, which are composed of one quark and one antiquark).
The bottom quark or b quark, also known as the beauty quark, is a third-generation quark with a charge of − ''e''.
In the Standard Model of particle physics, the Cabibbo–Kobayashi–Maskawa matrix, CKM matrix, quark mixing matrix, or KM matrix is a unitary matrix which contains information on the strength of flavour-changing weak decays.
The charm quark, charmed quark or c quark (from its symbol, c) is the third most massive of all quarks, a type of elementary particle.
Charmed baryons are a category of composite particles comprising all baryons made of at least one charm quark.
Chinese Physics C (CPC) is a monthly peer-reviewed scientific journal published by the Chinese Physical Society along with the Institute of High Energy Physics, Chinese Academy of Sciences.
The Committee on Data for Science and Technology (CODATA) was established in 1966 as an interdisciplinary committee of the International Council for Science.
The Delta baryons (or Δ baryons, also called Delta resonances) are a family of subatomic particle made of three up or down quarks (u or d quarks).
In nuclear physics, double beta decay is a type of radioactive decay in which two protons are simultaneously transformed into two neutrons, or vice versa, inside an atomic nucleus.
The down quark or d quark (symbol: d) is the second-lightest of all quarks, a type of elementary particle, and a major constituent of matter.
The electron electric dipole moment (EDM) de is an intrinsic property of an electron such that the potential energy is linearly related to the strength of the electric field: The electron's EDM must be collinear with the direction of the electron's magnetic moment (spin).
In particle physics, an elementary particle or fundamental particle is a particle with no substructure, thus not composed of other particles.
The Enriched Xenon Observatory (EXO) is a particle physics experiment searching for neutrinoless double beta decay of xenon-136 at WIPP near Carlsbad, New Mexico, U.S. Neutrinoless double beta decay (0νββ) detection would prove the Majorana nature of neutrinos and impact the neutrino mass values and ordering.
The eta and eta prime meson are isosinglet mesons made of a mixture of up, down and strange quarks and their antiquarks.
Event generators are software libraries that generate simulated high-energy particle physics events.
Non-quark model mesons include.
In physics, Gauss's law for magnetism is one of the four Maxwell's equations that underlie classical electrodynamics.
In physics, the Gell-Mann–Okubo mass formula provides a sum rule for the masses of hadrons within a specific multiplet, determined by their isospin (I) and strangeness (or alternatively, hypercharge) where a0, a1, and a2 are free parameters.
In particle physics, a generation or family is a division of the elementary particles.
Glen Cowan is a professor of Particle Physics at Royal Holloway, University of London.
This page is a glossary of terms in string theory, including related areas such as supergravity, supersymmetry, and high energy physics.
A gluon is an elementary particle that acts as the exchange particle (or gauge boson) for the strong force between quarks.
In particle physics, a hadron (ἁδρός, hadrós, "stout, thick") is a composite particle made of quarks held together by the strong force in a similar way as molecules are held together by the electromagnetic force.
Hassan Jawahery is an Iranian-American physicist and former spokesperson for the BaBar Collaboration.
The index of physics articles is split into multiple pages due to its size.
INSPIRE-HEP is an open access digital library for the field of high energy physics (HEP).
In chemistry and physics, the iron group refers to elements that are in some way related to iron.
In nuclear physics and particle physics, isospin is a quantum number related to the strong interaction.
Germanium (32Ge) has five naturally occurring isotopes, 70Ge, 72Ge, 73Ge, 74Ge, and 76Ge.
The (J/psi) meson or psion is a subatomic particle, a flavor-neutral meson consisting of a charm quark and a charm antiquark.
In particle physics, a kaon, also called a K meson and denoted,The positively charged kaon used to be called τ+ and θ+, as it was supposed to be two different particles until the 1960s.
The Lambda baryons are a family of subatomic hadron particles containing one up quark, one down quark, and a third quark from a higher flavour generation, in a combination where the wavefunction changes sign upon the flavour of any two quarks being swapped (thus differing from a Sigma baryon).
In particle physics, a lepton is an elementary particle of half-integer spin (spin) that does not undergo strong interactions.
The Aalto University is a Finnish university established on January 1, 2010, by the merger of the Helsinki University of Technology, the Helsinki School of Economics, and the University of Art and Design Helsinki.
Baryons are composite particles made of three quarks, as opposed to mesons, which are composite particles made of one quark and one antiquark.
Mesons are unstable subatomic particles composed of one quark and one antiquark.
A magnetic monopole is a hypothetical elementary particle in particle physics that is an isolated magnet with only one magnetic pole (a north pole without a south pole or vice versa).
This article describes the mathematics of the Standard Model of particle physics, a gauge quantum field theory containing the internal symmetries of the unitary product group.
In the classical physics observed in everyday life, matter is any substance that has mass and takes up space by having volume.
Measurements of neutrino speed have been conducted as tests of special relativity and for the determination of the mass of neutrinos.
In particle physics, mesons are hadronic subatomic particles composed of one quark and one antiquark, bound together by strong interactions.
The muon (from the Greek letter mu (μ) used to represent it) is an elementary particle similar to the electron, with an electric charge of −1 e and a spin of 1/2, but with a much greater mass.
The NA62 experiment (known as P-326 at the stage of proposal) is a particle physics experiment in the North Area of the SPS accelerator at CERN.
Neutral Detector (ND) is a detector for particle physics experiments created by the team of physicists in the Budker Institute of Nuclear Physics, Novosibirsk, Russia.
In physics, a neutral particle is a particle with no electric charge.
In particle physics, neutral particle oscillation is the transmutation of a particle with zero electric charge into another neutral particle due to a change of a non-zero internal quantum number via an interaction that does not conserve that quantum number.
A neutrino (denoted by the Greek letter ν) is a fermion (an elementary particle with half-integer spin) that interacts only via the weak subatomic force and gravity.
Neutrino oscillation is a quantum mechanical phenomenon whereby a neutrino created with a specific lepton flavor (electron, muon, or tau) can later be measured to have a different flavor.
In chemistry and physics, a nucleon is either a proton or a neutron, considered in its role as a component of an atomic nucleus.
The omega baryons are a family of subatomic hadron (a baryon) particles that are represented by the symbol and are either neutral or have a +2, +1 or −1 elementary charge.
To help compare different orders of magnitude, the following lists describe various mass levels between 10−40 kg and 1053 kg.
Particle decay is the spontaneous process of one unstable subatomic particle transforming into multiple other particles.
Particle physics (also high energy physics) is the branch of physics that studies the nature of the particles that constitute matter and radiation.
Paul Söding (born 20 February 1933 in Dresden, Germany) is a German physicist.
PDG may refer to.
A pentaquark is a subatomic particle consisting of four quarks and one antiquark bound together.
The photon is a type of elementary particle, the quantum of the electromagnetic field including electromagnetic radiation such as light, and the force carrier for the electromagnetic force (even when static via virtual particles).
Physics beyond the Standard Model (BSM) refers to the theoretical developments needed to explain the deficiencies of the Standard Model, such as the origin of mass, the strong CP problem, neutrino oscillations, matter–antimatter asymmetry, and the nature of dark matter and dark energy.
In particle physics, a pion (or a pi meson, denoted with the Greek letter pi) is any of three subatomic particles:,, and.
A quark is a type of elementary particle and a fundamental constituent of matter.
In particle physics, the quark model is a classification scheme for hadrons in terms of their valence quarks—the quarks and antiquarks which give rise to the quantum numbers of the hadrons.
In physics, the radiation length is a characteristic of a material, related to the energy loss of high energy, electromagnetic-interacting particles with it.
The Roper resonance, also known as P11(1440) or N(1440)1/2+, is an unstable baryon state/particle with a mass of about 1,440 MeV/c2 and with a relatively wide full Breit-Wigner width Γ ≈ 300 MeV/c2.
RPP may refer to.
The Sigma baryons are a family of subatomic hadron particles which have two quarks from the first flavour generation (up and/or down quarks), and a third quark from higher flavour generations, in a combination where the wavefunction does not swap sign when any two quark flavours are swapped.
Spherical Neutral Detector is a detector for particle physics experiments, successor of the Neutral Detector (ND), created by the team of physicists in the Budker Institute of Nuclear Physics, Novosibirsk, Russia.
SPring-8 (an acronym of Super Photon Ring – 8 GeV) is a synchrotron radiation facility located in Hyōgo Prefecture, Japan, which was developed jointly by RIKEN and the Japan Atomic Energy Research Institute.
The Stanford Physics Information Retrieval System (SPIRES) is a database management system developed by Stanford University.
The strange quark or s quark (from its symbol, s) is the third lightest of all quarks, a type of elementary particle.
T mesons are hypothetical mesons composed of a top quark and either an up, down, strange or charm antiquark.
This is a table of Clebsch–Gordan coefficients used for adding angular momentum values in quantum mechanics.
The tau (τ), also called the tau lepton, tau particle, or tauon, is an elementary particle similar to the electron, with negative electric charge and a 2.
The top quark, also known as the t quark (symbol: t) or truth quark, is the most massive of all observed elementary particles.
Tribimaximal mixing is a specific postulated form for the Pontecorvo–Maki–Nakagawa–Sakata (PMNS) lepton mixing matrix U. Tribimaximal mixing is defined by a particular choice of the matrix of moduli-squared of the elements of the PMNS matrix as follows: |U_|^2 & |U_|^2 & |U_|^2 \\ |U_|^2 & |U_|^2 & |U_|^2 \\ |U_|^2 & |U_|^2 & |U_|^2 \end.
The up quark or u quark (symbol: u) is the lightest of all quarks, a type of elementary particle, and a major constituent of matter.
The Upsilon meson is a quarkonium state (i.e. flavourless meson) formed from a bottom quark and its antiparticle.
In particle physics, W′ and Z′ bosons (or W-prime and Z-prime bosons) refer to hypothetical gauge bosons that arise from extensions of the electroweak symmetry of the Standard Model.
In particle physics, the weak interaction (the weak force or weak nuclear force) is the mechanism of interaction between sub-atomic particles that causes radioactive decay and thus plays an essential role in nuclear fission.
The Weinberg angle or weak mixing angle is a parameter in the Weinberg–Salam theory of the electroweak interaction, part of the Standard Model of particle physics, and is usually denoted as.
The Wilkinson Microwave Anisotropy Probe (WMAP), originally known as the Microwave Anisotropy Probe (MAP), was a spacecraft operating from 2001 to 2010 which measured temperature differences across the sky in the cosmic microwave background (CMB) – the radiant heat remaining from the Big Bang.
The Xi baryons or cascade particles are a family of subatomic hadron particles which have the symbol Ξ and may have an electric charge (Q) of +2 e, +1 e, 0, or −1 e, where e is the elementary charge.
The Y(4140) particle is an electrically neutral exotic hadron candidate that is about 4.4 times heavier than the proton.