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Technicolor (physics), the Glossary

Technicolor theories are models of physics beyond the Standard Model that address electroweak gauge symmetry breaking, the mechanism through which W and Z bosons acquire masses.^[1]

51 relations: Alternatives to the Standard Higgs Model, Asymptotic freedom, CERN, Chirality (physics), Color confinement, Complex representation, Conformal field theory, Dark matter, Electroweak interaction, Electroweak scale, Fermionic condensate, Fine-tuning (physics), Flavor-changing neutral current, Francesco Sannino, Fundamental representation, Gauge theory, Goldstone boson, Hierarchy problem, Higgs boson, Higgs mechanism, Infrared fixed point, Large Electron–Positron Collider, Large Hadron Collider, Lattice gauge theory, Lepton, Nambu–Jona-Lasinio model, Non-perturbative, Nuclear Physics (journal), Peskin–Takeuchi parameter, Phenomenology (physics), Physical Review, Physics beyond the Standard Model, Physics Letters, Quantum chromodynamics, Quantum triviality, Quark, Representation of a Lie group, Scaling dimension, Schwinger–Dyson equation, Spontaneous symmetry breaking, Standard Model, Steven Weinberg, Strong interaction, Supersymmetry, Tevatron, Top quark, Top quark condensate, Topcolor, Ultraviolet fixed point, Vacuum expectation value, ... Expand index (1 more) »
Electroweak theory

Alternatives to the Standard Higgs Model

Alternative models to the Standard Higgs Model are models which are considered by many particle physicists to solve some of the Higgs boson's existing problems. Technicolor (physics) and Alternatives to the Standard Higgs Model are electroweak theory, mass and physics beyond the Standard Model.

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Asymptotic freedom

In quantum field theory, asymptotic freedom is a property of some gauge theories that causes interactions between particles to become asymptotically weaker as the energy scale increases and the corresponding length scale decreases.

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CERN

The European Organization for Nuclear Research, known as CERN (Conseil européen pour la Recherche nucléaire), is an intergovernmental organization that operates the largest particle physics laboratory in the world.

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Chirality (physics)

A chiral phenomenon is one that is not identical to its mirror image (see the article on mathematical chirality).

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Color confinement

In quantum chromodynamics (QCD), color confinement, often simply called confinement, is the phenomenon that color-charged particles (such as quarks and gluons) cannot be isolated, and therefore cannot be directly observed in normal conditions below the Hagedorn temperature of approximately 2 terakelvin (corresponding to energies of approximately 130–140 MeV per particle).

See Technicolor (physics) and Color confinement

Complex representation

In mathematics, a complex representation is a representation of a group (or that of Lie algebra) on a complex vector space.

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Conformal field theory

A conformal field theory (CFT) is a quantum field theory that is invariant under conformal transformations.

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Dark matter

In astronomy, dark matter is a hypothetical form of matter that appears not to interact with light or the electromagnetic field. Technicolor (physics) and dark matter are physics beyond the Standard Model.

See Technicolor (physics) and Dark matter

Electroweak interaction

In particle physics, the electroweak interaction or electroweak force is the unified description of two of the four known fundamental interactions of nature: electromagnetism (electromagnetic interaction) and the weak interaction. Technicolor (physics) and electroweak interaction are electroweak theory.

See Technicolor (physics) and Electroweak interaction

Electroweak scale

In particle physics, the electroweak scale, also known as the Fermi scale, is the energy scale around 246 GeV, a typical energy of processes described by the electroweak theory. Technicolor (physics) and electroweak scale are electroweak theory.

See Technicolor (physics) and Electroweak scale

Fermionic condensate

A fermionic condensate (or Fermi–Dirac condensate) is a superfluid phase formed by fermionic particles at low temperatures.

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Fine-tuning (physics)

In theoretical physics, fine-tuning is the process in which parameters of a model must be adjusted very precisely in order to fit with certain observations.

See Technicolor (physics) and Fine-tuning (physics)

Flavor-changing neutral current

In particle physics, flavor-changing neutral currents or flavour-changing neutral currents (FCNCs) are hypothetical interactions that change the flavor of a fermion without altering its electric charge. Technicolor (physics) and flavor-changing neutral current are physics beyond the Standard Model.

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Francesco Sannino

Francesco Sannino (born 9 February 1968) is an Italian theoretical physicist and a professor at the University of Southern Denmark.

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Fundamental representation

In representation theory of Lie groups and Lie algebras, a fundamental representation is an irreducible finite-dimensional representation of a semisimple Lie group or Lie algebra whose highest weight is a fundamental weight.

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Gauge theory

In physics, a gauge theory is a type of field theory in which the Lagrangian, and hence the dynamics of the system itself, do not change under local transformations according to certain smooth families of operations (Lie groups).

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Goldstone boson

In particle and condensed matter physics, Goldstone bosons or Nambu–Goldstone bosons (NGBs) are bosons that appear necessarily in models exhibiting spontaneous breakdown of continuous symmetries.

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Hierarchy problem

In theoretical physics, the hierarchy problem is the problem concerning the large discrepancy between aspects of the weak force and gravity. Technicolor (physics) and hierarchy problem are physics beyond the Standard Model.

See Technicolor (physics) and Hierarchy problem

Higgs boson

The Higgs boson, sometimes called the Higgs particle, is an elementary particle in the Standard Model of particle physics produced by the quantum excitation of the Higgs field, one of the fields in particle physics theory. Technicolor (physics) and Higgs boson are electroweak theory and mass.

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Higgs mechanism

In the Standard Model of particle physics, the Higgs mechanism is essential to explain the generation mechanism of the property "mass" for gauge bosons. Technicolor (physics) and Higgs mechanism are electroweak theory.

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Infrared fixed point

In physics, an infrared fixed point is a set of coupling constants, or other parameters, that evolve from arbitrary initial values at very high energies (short distance) to fixed, stable values, usually predictable, at low energies (large distance).

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Large Electron–Positron Collider

The Large Electron–Positron Collider (LEP) was one of the largest particle accelerators ever constructed.

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Large Hadron Collider

The Large Hadron Collider (LHC) is the world's largest and highest-energy particle collider. Technicolor (physics) and large Hadron Collider are physics beyond the Standard Model.

See Technicolor (physics) and Large Hadron Collider

Lattice gauge theory

In physics, lattice gauge theory is the study of gauge theories on a spacetime that has been discretized into a lattice.

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Lepton

In particle physics, a lepton is an elementary particle of half-integer spin (spin) that does not undergo strong interactions.

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Nambu–Jona-Lasinio model

In quantum field theory, the Nambu–Jona-Lasinio model (or more precisely: the Nambu and Jona-Lasinio model) is a complicated effective theory of nucleons and mesons constructed from interacting Dirac fermions with chiral symmetry, paralleling the construction of Cooper pairs from electrons in the BCS theory of superconductivity.

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Non-perturbative

In mathematics and physics, a non-perturbative function or process is one that cannot be described by perturbation theory.

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Nuclear Physics (journal)

Nuclear Physics A, Nuclear Physics B, Nuclear Physics B: Proceedings Supplements and discontinued Nuclear Physics are peer-reviewed scientific journals published by Elsevier.

See Technicolor (physics) and Nuclear Physics (journal)

Peskin–Takeuchi parameter

In particle physics, the Peskin–Takeuchi parameters are a set of three measurable quantities, called S, T, and U, that parameterize potential new physics contributions to electroweak radiative corrections. Technicolor (physics) and Peskin–Takeuchi parameter are electroweak theory and physics beyond the Standard Model.

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Phenomenology (physics)

In physics, phenomenology is the application of theoretical physics to experimental data by making quantitative predictions based upon known theories.

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Physical Review

Physical Review is a peer-reviewed scientific journal established in 1893 by Edward Nichols.

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Physics beyond the Standard Model

Physics beyond the Standard Model (BSM) refers to the theoretical developments needed to explain the deficiencies of the Standard Model, such as the inability to explain the fundamental parameters of the standard model, the strong CP problem, neutrino oscillations, matter–antimatter asymmetry, and the nature of dark matter and dark energy.

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Physics Letters

Physics Letters was a scientific journal published from 1962 to 1966, when it split in two series now published by Elsevier.

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Quantum chromodynamics

In theoretical physics, quantum chromodynamics (QCD) is the study of the strong interaction between quarks mediated by gluons.

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Quantum triviality

In a quantum field theory, charge screening can restrict the value of the observable "renormalized" charge of a classical theory.

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Quark

A quark is a type of elementary particle and a fundamental constituent of matter.

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Representation of a Lie group

In mathematics and theoretical physics, a representation of a Lie group is a linear action of a Lie group on a vector space.

See Technicolor (physics) and Representation of a Lie group

Scaling dimension

In theoretical physics, the scaling dimension, or simply dimension, of a local operator in a quantum field theory characterizes the rescaling properties of the operator under spacetime dilations x\to \lambda x. If the quantum field theory is scale invariant, scaling dimensions of operators are fixed numbers, otherwise they are functions of the distance scale.

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Schwinger–Dyson equation

The Schwinger–Dyson equations (SDEs) or Dyson–Schwinger equations, named after Julian Schwinger and Freeman Dyson, are general relations between correlation functions in quantum field theories (QFTs).

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Spontaneous symmetry breaking

Spontaneous symmetry breaking is a spontaneous process of symmetry breaking, by which a physical system in a symmetric state spontaneously ends up in an asymmetric state.

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Standard Model

The Standard Model of particle physics is the theory describing three of the four known fundamental forces (electromagnetic, weak and strong interactions – excluding gravity) in the universe and classifying all known elementary particles.

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Steven Weinberg

Steven Weinberg (May 3, 1933 – July 23, 2021) was an American theoretical physicist and Nobel laureate in physics for his contributions with Abdus Salam and Sheldon Glashow to the unification of the weak force and electromagnetic interaction between elementary particles.

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Strong interaction

In nuclear physics and particle physics, the strong interaction, also called the strong force or strong nuclear force, is a fundamental interaction that confines quarks into protons, neutrons, and other hadron particles.

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Supersymmetry

Supersymmetry is a theoretical framework in physics that suggests the existence of a symmetry between particles with integer spin (bosons) and particles with half-integer spin (fermions). Technicolor (physics) and Supersymmetry are physics beyond the Standard Model.

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Tevatron

The Tevatron was a circular particle accelerator (active until 2011) in the United States, at the Fermi National Accelerator Laboratory (called Fermilab), east of Batavia, Illinois, and was the highest energy particle collider until the Large Hadron Collider (LHC) of the European Organization for Nuclear Research (CERN) was built near Geneva, Switzerland. Technicolor (physics) and Tevatron are physics beyond the Standard Model.

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Top quark

The top quark, sometimes also referred to as the truth quark, (symbol: t) is the most massive of all observed elementary particles.

See Technicolor (physics) and Top quark

Top quark condensate

In particle physics, the top quark condensate theory (or top condensation) is an alternative to the Standard Model fundamental Higgs field, where the Higgs boson is a composite field, composed of the top quark and its antiquark. Technicolor (physics) and top quark condensate are physics beyond the Standard Model.

See Technicolor (physics) and Top quark condensate

Topcolor

Topcolor is a model in theoretical physics, of dynamical electroweak symmetry breaking in which the top quark and anti-top quark form a composite Higgs boson by a new force arising from massive "top gluons". Technicolor (physics) and Topcolor are physics beyond the Standard Model.

See Technicolor (physics) and Topcolor

Ultraviolet fixed point

In a quantum field theory, one may calculate an effective or running coupling constant that defines the coupling of the theory measured at a given momentum scale.

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Vacuum expectation value

In quantum field theory the vacuum expectation value (also called condensate or simply VEV) of an operator is its average or expectation value in the vacuum.

See Technicolor (physics) and Vacuum expectation value

W and Z bosons

In particle physics, the W and Z bosons are vector bosons that are together known as the weak bosons or more generally as the intermediate vector bosons. Technicolor (physics) and w and Z bosons are electroweak theory.

See Technicolor (physics) and W and Z bosons

References

[1] https://en.wikipedia.org/wiki/Technicolor_(physics)

Also known as Extended technicolor, Minimal Walking Models, Techni-Higgs, Techni-quark, Techni-quarks, Technibaryon, Technibaryons, Technicolor field, Technicolor fields, Technicolor force, Technicolor interaction, Technicolor interactions, Technicolor model, Technicolor physics, Technicolor theory, Technicolour (physics), Technicolour field, Technicolour fields, Technicolour force, Technicolour interaction, Technicolour interactions, Technicolour physics, Technifermion, Technifermions, Technigluon, Technigluons, Technihadron, Technihadrons, Technihiggs, Technilepton, Technileptons, Techniparticle, Techniparticles, Technipion, Technipions, Techniquark, Techniquarks, Technivector, Technivectors.

, W and Z bosons.

Technicolor (physics), the Glossary

Table of Contents

See also

Electroweak theory

References