physics, a lepton is an elementary particle of half-integer spin (spin ⁠1/2⁠) that does not undergo strong interactions. Two main classes of leptons exist:...

up Lepton, lepton, leptón, or lépton in Wiktionary, the free dictionary. The term lepton from the Greek λεπτός (meaning "Easy") may refer to: Lepton, one...

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...

The lepton, plural lepta (Greek: λεπτόν, λεπτά), is the name of various fractional units of currency used in the Greek-speaking world from antiquity until...

physics, lepton number (historically also called lepton charge) is a conserved quantum number representing the difference between the number of leptons and...

elementary electric charge. Electrons belong to the first generation of the lepton particle family, and are generally thought to be elementary particles because...

cosmological models of the Big Bang, the lepton epoch was the period in the evolution of the early universe in which the leptons dominated the mass of the Universe...

(zero total lepton number and baryon number) to begin with before the annihilation—one lepton minus one antilepton equals zero net lepton number—and this...

During the lepton epoch the temperature of the universe was still high enough to create lepton–anti-lepton pairs, so leptons and anti-leptons were in thermal...

example, quarks; or electrons, muons, and tau particles, which are called leptons). Particle physics and nuclear physics study these particles and how they...

Symphony, Herbert Blomstedt, conductor. Tzadik Records 8010 Time's Encomium / Lepton / New York Notes / Epithalamium. SurPlus Ensemble, Chamber Music Society...

(lepton) universality?". CERN. Retrieved 2021-03-21. "LHCb explores the beauty of lepton universality". CERN. Retrieved 2021-03-21. "LHCb tests lepton...

The Standard Model counts six flavours of quarks and six flavours of leptons. They are conventionally parameterized with flavour quantum numbers that...

Sterile neutrinos (or inert neutrinos) are hypothetical particles (neutral leptons – neutrinos) that interact only via gravity and not via any of the other...

spin-1/2, but with a much greater mass. It is classified as a lepton. As with other leptons, the muon is not thought to be composed of any simpler particles...

force, have asymptotic freedom. In 1976, Martin Perl discovered the tau lepton at the SLAC. In 1977, a team led by Leon Lederman at Fermilab discovered...

hypothetical point particles, conceived of as sub-components of quarks and leptons. The word was coined by Jogesh Pati and Abdus Salam, in 1974. Interest...

neutrino, ν τ Each flavor is associated with the correspondingly named charged lepton. Although neutrinos were long believed to be massless, it is now known that...

north of Lepton Great Wood. The name "Lepton" may mean 'leap farm/settlement'. Lepton was recorded in the Domesday Book as Leptone. Lepton was formerly...

the Pauli exclusion principle. These particles include all quarks and leptons and all composite particles made of an odd number of these, such as all...

reasons. There are six leptons in total; the three charged leptons are called "electron-like leptons", while the neutral leptons are called "neutrinos"...

Fautor lepton is a species of sea snail, a marine gastropod mollusk, in the family Calliostomatidae within the superfamily Trochoidea, the top snails,...

charged lepton and a neutrino. The decays of W bosons into quarks are difficult to distinguish from the background, and the decays into leptons cannot...

created with a specific lepton family number ("lepton flavor": electron, muon, or tau) can later be measured to have a different lepton family number. The...

The quark–lepton complementarity (QLC) is a possible fundamental symmetry between quarks and leptons. First proposed in 1990 by Foot and Lew, it assumes...

whose only hope is to join the Leptons and reclaim her glory. Though Ace Ambling, the young lead player of the Leptons, looks up to her, she usually ridicules...

into 100 lepta. The first coinage consisted of copper denominations of 1 lepton, 2 lepta, 5 lepta and 10 lepta, silver denominations of 1⁄4 drachma, 1⁄2...

science historian and professor. He discovered the lepton numbers and established the law of lepton flavor conservation. He was the first non-British laureate...

particle physics. Each generation contains two types of leptons and two types of quarks. The two leptons may be classified into one with electric charge −1...

approximately conserved quantum numbers such as the total baryon number and lepton number. This behaviour is so puzzling that it has been called the black...