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Property of particles related to spin
A chiral phenomenon is one that is not identical to its mirror image (see the article on mathematical chirality). The spin of a particle may be used to
Chirality_(physics)
Difference in shape from a mirror image
Chirality (/kaɪˈrælɪti/) is the property of an object not being identical to its reflection, or mirror image. An object is chiral if it is not identical
Chirality
Projection of spin along the direction of momentum
the chirality operator multiplied by 1 2 ℏ . {\displaystyle \ {\tfrac {1}{2}}\hbar ~.} By contrast, for massive particles, distinct chirality states
Helicity_(particle_physics)
Property of an object that is not congruent to its mirror image
America. ISBN 0-521-66254-0. Symmetry, Chirality, Symmetry Measures and Chirality Measures: General Definitions Chiral Polyhedra by Eric W. Weisstein, The
Chirality_(mathematics)
Geometric property of some molecules and ions
chirality (inherent chirality). These types of chirality are far less common than central chirality. BINOL is a typical example of an axially chiral molecule
Chirality_(chemistry)
Intrinsic quantum property of particles
electron's spin responds to the field. Chirality (physics) Dynamic nuclear polarization Helicity (particle physics) Holstein–Primakoff transformation Kramers'
Spin_(physics)
Species of elementary particle
formulation) Cabibbo–Kobayashi–Maskawa matrix Strong CP problem and chirality (physics) Chiral symmetry breaking and quark matter Quark flavour tagging, such
Flavour_(particle_physics)
Topics referred to by the same term
Look up chirality in Wiktionary, the free dictionary. Chirality (handedness) is a property of asymmetry. Chirality may also refer to: Chirality (chemistry)
Chirality_(disambiguation)
Stereoisomers that are nonsuperposable mirror images of each other
The asymmetric atom is called a chirality center, a type of stereocenter. A chirality center is also called a chiral center or an asymmetric center. Some
Enantiomer
Symmetry of spatially mirrored systems
Chien-Shiung Wu, the weak interaction is chiral and thus provides a means for probing chirality in physics. In her experiment, Wu took advantage of the
Parity_(physics)
Planar chirality, also known as 2D chirality, is the special case of chirality for two dimensions. Most fundamentally, planar chirality is a mathematical
Planar_chirality
Non-conservation of chiral current in physics
massive, not massless, then a chirality-violating decay is allowed; however, it is not of the correct size. (Chirality is not a constant of motion of
Chiral_anomaly
Type of subatomic particle
of quantized vortices attached to them. Anyon, 2D quasiparticles Chirality (physics), left-handed and right-handed Fermionic condensate Weyl semimetal
Fermion
Hypothetical particle that interacts only via gravity
left-handed chirality, and all antineutrinos right-handed. (See Chirality (physics) § Chirality and helicity for the difference.) Chirality is a fundamental
Sterile_neutrino
Phenomenon in particle physics
either aligned (right-handed chirality), or counter-aligned (left-handed chirality), with their momenta. In this case the chirality is a conserved quantum number
Chiral_symmetry_breaking
Elementary particle with extremely low mass
weak interactions as chirality eigenstates. Chirality of a massive particle is not a constant of motion; helicity is, but the chirality operator does not
Neutrino
Theory of forces and subatomic particles
The Standard Model of particle physics is the theory describing three of the four known fundamental forces (electromagnetic, weak and strong interactions
Standard_Model
Applied to electromagnetism
intrinsic 3d chirality. Intrinsic means that the chirality is a property of the object. In most contexts, materials described as chiral have intrinsic
Chiral_media
Gauge theory where some left-handed and right-handed Weyl fermions have different charges
fermion doublings leading to a loss of chirality. Chiral anomaly Ball, R.D. (1989). "Chiral gauge theory". Physics Reports. 182 (1–2). Elsevier BV: 1–186
Chiral_gauge_theory
Rotation of the plane of linearly polarized light as it travels through a chiral material
additional interaction between the chirality of the wave and the chirality of the molecules. Where their chiralities are the same, there will be a small
Optical_rotation
Movement in the same direction as a clock's hands
counterclockwise Normal left rotation = clockwise Handedness Chirality (physics), Chirality (chemistry) Circle orientation Curve orientation Inner/outer
Clockwise
Asymmetry of classical and quantum action
In quantum physics an anomaly or quantum anomaly is the failure of a symmetry of a theory's classical action to be a symmetry of any regularization of
Anomaly_(physics)
Model of mesons in the massless quark limit
physics, the chiral model, introduced by Feza Gürsey in 1960, is a phenomenological model describing effective interactions of mesons in the chiral limit
Chiral_model
Elementary particle involved with rest mass
Standard Model of particle physics produced by the quantum excitation of the Higgs field, one of the fields in particle physics theory. In the Standard Model
Higgs_boson
Two types of chirality
clockwise and anticlockwise in physics) or simply use left and right (as in anatomy). Relative direction and chirality are distinct concepts. Relative
Sinistral_and_dextral
Mathematics of a particle physics model
matrix. An independent decomposition of ψ is that into chirality components: "Left" chirality: ψ L = 1 2 ( 1 − γ 5 ) ψ {\displaystyle \psi ^{\rm {L}}={\frac
Mathematical formulation of the Standard Model
Mathematical_formulation_of_the_Standard_Model
Symmetry breaking through the vacuum state
Chiral symmetry breaking is an example of spontaneous symmetry breaking affecting the chiral symmetry of the strong interactions in particle physics.
Spontaneous_symmetry_breaking
Topics referred to by the same term
Handedness may also refer to: Chirality, Greek for handedness, used to describe similar concepts in other fields: Chirality (chemistry), a property of molecules
Handedness_(disambiguation)
Uniformity of handedness
Homochirality is a uniformity of chirality, or handedness. Objects are chiral when they cannot be superposed on their mirror images. For example, the left
Homochirality
Theory of the strong nuclear interactions
otherwise, it is left-handed. Chirality and handedness are not the same, but become approximately equivalent at high energies. Chiral symmetries involve independent
Quantum_chromodynamics
Subatomic particle; lightest meson
interaction is sensitive only to the left chirality component of fields, the antineutrino has always left chirality, which means it is right-handed, since
Pion
Finnish physicist (1874–1952)
publications from 1914 to early 1920s, Lindman continued his experiments in chirality and proposed different configurations to induce optical activity. Lindman
Karl_F._Lindman
Macroscopic quantum phenomenon involving electric current
Chiral magnetic effect (CME) is the generation of electric current along an external magnetic field induced by chirality imbalance. Fermions are said to
Chiral_magnetic_effect
1970 novel by James Blish
parallel universe where other characters have evil counterparts. Chirality (physics) Chirality (chemistry) Tachyon Hoffman, Jordan (20 February 2013). "One
Spock_Must_Die!
Quantum mechanics taking into account particles near or at the speed of light
application in high-energy physics, particle physics and accelerator physics, as well as atomic physics, chemistry and condensed matter physics. Non-relativistic
Relativistic quantum mechanics
Relativistic_quantum_mechanics
Chiral perturbation theory Chiral superfield Chiral symmetry Chiral symmetry breaking Chirality (electromagnetism) Chirality (physics) Chirped pulse amplification
Index_of_physics_articles_(C)
Theory of subatomic structure
problems was that the laws of physics appear to distinguish between clockwise and counterclockwise, a phenomenon known as chirality. Edward Witten and others
String_theory
Physics term; a conserved quantity of the electromagnetic field
known as optical chirality (up to a factor of 1/2). The quantity Z 0 {\displaystyle {Z}^{0}} is the spatial density of optical chirality, while Z {\displaystyle
Zilch_(electromagnetism)
Polynomials arising in knot theory
Govindarajan, T.R.; Kaul, R.K. (1994). "Chirality of Knots 942 and 1071 and Chern-Simons Theory". Modern Physics Letters A. 09 (34): 3205–3217. arXiv:hep-th/9401095
HOMFLY_polynomial
Symmetry between bosons and fermions
Supersymmetry is a theoretical framework in physics that suggests the existence of a symmetry between particles with integer spin (bosons) and particles
Supersymmetry
Principle in quantum field theory
matching condition by Gerard 't Hooft states that the calculation of any chiral anomaly for the flavor symmetry must not depend on what scale is chosen
Anomaly_matching_condition
American theoretical physicist (1929–2019)
of chirality in the theory of the weak interactions and spontaneous chiral symmetry breaking in the strong interactions, which controls the physics of
Murray_Gell-Mann
Topics referred to by the same term
and right circularly polarized light A form of axial chirality A former name for inherent chirality Helix This disambiguation page lists articles associated
Helicity
Turkish mathematician and physicist
mathematician and physicist. Among his contributions to theoretical physics, his work on the chiral model and on SU(6) symmetry of the quark model are the most
Feza_Gürsey
Effective field theory of quantum chromodynamics
require one to use different reorganizations of the chiral theory in order to correctly understand the physics. These different reorganizations correspond to
Chiral_perturbation_theory
Aspect of electron emission of a compound
Chirality-induced spin selectivity (CISS) refers to multiple phenomena where the chirality of a chemical compound influences the spin of transmitted or
Chirality-induced spin selectivity
Chirality-induced_spin_selectivity
Branch of physics that studies light
magnified and reduced images, both real and imaginary, including the case of chirality of the images. During the Middle Ages, Greek ideas about optics were resurrected
Optics
Mathematical invariance under transformations
Architecture portal Mathematics portal Physics portal Star portal Clothing portal Automorphism Burnside's lemma Chirality Even and odd functions Fixed points
Symmetry
Chirality timeline presents a timeline of landmark events that unfold the developments happened in the field of chirality. Many molecules come in two
Chirality_timeline
Interaction between subatomic particles
In nuclear physics and particle physics, the weak interaction, weak force or weak nuclear force, is one of the four known fundamental interactions, with
Weak_interaction
Type of conserved current
In particle physics, the axial current, also denoted the pseudo-vector or chiral current, is the conserved current associated to the chiral symmetry or
Axial_current
Light wave refraction with opposite properties to those usually observed
situation. The refractive index n {\displaystyle n} also depends on the chirality parameter κ {\displaystyle \kappa } , resulting in distinct values for
Negative_refraction
vague concept of a chiral algebra in physics. In Chiral Algebras, Beilinson and Drinfeld introduced the notion of chiral algebra, which based on the pseudo-tensor
Chiral_algebra
Structure extending off of the Sun's surface
horizontal, pointing in the same direction on both sides of the PIL (see § Chirality). Prominence material does not occupy the entire width of the filament
Solar_prominence
American theoretical physicist and astrobiologist
would have continuously changed the chirality of reaction networks by a mechanism they termed punctuated chirality. This suggests that the origin of homochirality
Sara_Imari_Walker
Israeli physical chemist
studies on the chirality-induced spin selectivity (CISS) effect. Naaman is a former head of the Institute’s Department of Chemical Physics and a former
Ron_Naaman
neither 2D nor 3D intrinsic chirality. Plum and colleagues investigated magneto-electric coupling due to extrinsic chirality, where the arrangement of a
Electromagnetic_metamaterial
State of matter with properties of both conventional liquids and crystals
example of smectic LCs is p,p'-dinonylazobenzene. The chiral nematic phase exhibits chirality (handedness). This phase is often called the cholesteric
Liquid_crystal
Core of an atom composed of nucleons
30, 2017. Machleidt, R.; Entem, D.R. (2011). "Chiral effective field theory and nuclear forces". Physics Reports. 503 (1): 1–75. arXiv:1105.2919. Bibcode:2011PhR
Atomic_nucleus
Representation of the supersymmetry algebra
In theoretical physics, a supermultiplet is a representation of a supersymmetry algebra, possibly with extended supersymmetry. Then a superfield is a
Supermultiplet
No-go theorem concerning chirality of regularized fermions
dimensions since odd dimensional theories do not admit chiral fermions due to the absence of a valid chirality operator, that is an operator that anticommutes
Nielsen–Ninomiya_theorem
Species of cnidarian
'left-handed' or 'right-handed'; mirror images of each other). This chirality affects the direction of their dispersal; in the northern Pacific Ocean
Velella
Physical model for chirality
denotes the chirality parameter for magnetoelectric coupling. Using a quantum mechanical treatment of molecular transitions that facilitate chiral behavior
Condon_model
S2CID 119280384. Machleidt, R.; Entem, D.R. (2011). "Chiral effective field theory and nuclear forces". Physics Reports. 503 (1): 1–75. arXiv:1105.2919. Bibcode:2011PhR
Ab initio methods (nuclear physics)
Ab_initio_methods_(nuclear_physics)
Gamma matrices for arbitrary Clifford algebras
the chiral element corresponds to γ 5 , {\displaystyle \gamma _{5}~,} thus its name, as it plays an important role in distinguishing the chirality of
Higher-dimensional gamma matrices
Higher-dimensional_gamma_matrices
Component of an atomic nucleus
In physics and chemistry, a nucleon is either a proton or a neutron, considered in its role as a component of an atomic nucleus. The number of nucleons
Nucleon
Quantum number related to the weak interaction
has reversed chirality ("right-handed" antifermion) and reversed sign T 3 . {\displaystyle \ T_{3}~.} Fermions with positive chirality ("right-handed"
Weak_isospin
Smallest amount of fissile material needed to sustain a nuclear reaction
the use of the weapons. Lastly, neutron reflectors are vital to nuclear physics research regarding the reflection of neutron beams, otherwise known as
Critical_mass
In particle physics phenomenology, chiral color is a speculative model which extends quantum chromodynamics (QCD), the generally accepted theory for the
Chiral_color
Subclass of liquid crystal
also known as chiral nematic liquid crystals, are a supramolecular assembly and a subclass of liquid crystal characterized by their chirality. Contrary to
Cholesteric_liquid_crystal
Scientific law regarding conservation of a physical property
In physics, a conservation law states that a particular measurable property of an isolated physical system does not change as the system evolves over
Conservation_law
Hypothetical model through which W and Z bosons acquire mass
Technicolor theories are models of physics beyond the Standard Model that address electroweak gauge symmetry breaking, the mechanism through which W and
Technicolor_(physics)
Mnemonic for 3D vectors orientations and rotations
In mathematics and physics, the right-hand rule is a convention and a mnemonic utilized to define the orientation of axes in three-dimensional space and
Right-hand_rule
Concept in quantum physics
cannot be explained by classical physics". The Independent. Retrieved 22 May 2019. Boston College (4 Mar 2019). "Chirality yields colossal photocurrent"
Weyl_semimetal
In particle physics, the acronym WISP refers to a largely hypothetical weakly interacting sub-eV particle, or weakly interacting slender particle, or
WISP_(particle_physics)
Popular science book by Martin Gardner
aspects of atomic and subatomic physics and how they relate to mirror asymmetry and the related concepts of chirality, antimatter, magnetic and electrical
The_Ambidextrous_Universe
Israeli chemist (born 1947)
astrochemistry and geochemistry, particularly chirality aspects. Examples include an analysis of potential chirality indicators of extraterrestrial life; a detailed
David_Avnir
List of particles in matter including fermions and bosons
hypothesized molecular, atomic, and subatomic particles in particle physics, condensed matter physics and cosmology. Elementary particles are particles with no
List_of_particles
Process of forming order by local interactions
"Complex organic molecules at metal surfaces: bonding, organization and chirality". Surface Science Reports. 50 (6–8): 201–341. Bibcode:2003SurSR..50..201B
Self-organization
Prize awarded by the International Centre for Theoretical Physics
the ICTP is given each year by the International Centre for Theoretical Physics (ICTP) in honour of physicist Paul Dirac. The award, announced each year
Dirac_Medal_(ICTP)
German physicist
structures depend on the chirality index of the nanotube. She revealed that electron-phonon coupling increases for smaller chiral angles. In 2010, Maultzsch
Janina_Maultzsch
Method used in mathematical physics
In physics, especially quantum field theory, regularization is a method of modifying observables which have singularities in order to make them finite
Regularization_(physics)
Hypothetical elementary particles
The first product of each decay has left-handed chirality and the second has right-handed chirality, which always produces one fermion with the same
X_and_Y_bosons
Physicist
matter physics, especially in the domain of liquid crystals, topology, chirality and metamaterials. He is a professor in the Department of Physics at the
Ivan_Smalyukh
Relativistic wave equation describing massless fermions
describing massless spin-1/2 particles which have an inherent handedness, or chirality, called Weyl fermions. The equation is named after Hermann Weyl. The Weyl
Weyl_equation
Japanese-American nobel-winning physicist
theoretical physics, Nambu was the originator of the theory of spontaneous symmetry breaking, a concept that revolutionized particle physics. He was also
Yoichiro_Nambu
Question of why quantum chromodynamics does seem to not break CP-symmetry
particle physics, which brings up the following quandary: why does quantum chromodynamics (QCD) seem to preserve CP-symmetry? In particle physics, CP stands
Strong_CP_problem
State of matter
makes its debut". Physics World. Retrieved 29 Jun 2019. Hägler, Ph. (2010). "Hadron structure from lattice quantum chromodynamics". Physics Reports. 490 (3–5):
Fermionic_condensate
Class of elementary particles
possible spin states, namely up or down. A closely related property is chirality, which in turn is closely related to a more easily visualized property
Lepton
Bosons that mediate the weak interaction
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
W_and_Z_bosons
1960 article by Eugene Wigner
quantum field theory, special relativity, non-abelian gauge theory, spin, chirality, supersymmetry, and the electromagnetic duality. German scholar Moritz
The Unreasonable Effectiveness of Mathematics in the Natural Sciences
The_Unreasonable_Effectiveness_of_Mathematics_in_the_Natural_Sciences
Notation used for Weyl spinors
Waerden. Undotted indices (chiral indices) Spinors with lower undotted indices have a left-handed chirality, and are called chiral indices. Σ l e f t = (
Van_der_Waerden_notation
Property of waves that can oscillate with more than one orientation
suggested that astronomical sources caused the chirality of biological molecules on Earth, but chirality selection on inorganic crystals has been proposed
Polarization_(waves)
American physicist
the Toll Professor of Physics at the University of Maryland. He also holds the Clark Leadership Chair in Science with the physics department at the University
Sylvester_James_Gates
Calcium titanium oxide mineral
of chirality through chiral ligands leads to the methods of direct synthesis using chiral ligands, post-synthetic chiral ligand exchange, chiral-ligand-assisted
Perovskite
physics such as theoretical crystallography, solid-state physics, soft matter physics, mesoscopic physics, material physics, low-temperature physics,
Timeline of condensed matter physics
Timeline_of_condensed_matter_physics
Prizes established by Alfred Nobel in 1895
of Alfred Nobel's death. The original Nobel Prizes covered five fields: physics, chemistry, physiology or medicine, literature, and peace, specified in
Nobel_Prize
Theoretical physicist, musician
co-author of the paper "Gravitational origin of the weak interaction's chirality". Focusing on the Lorentz group, the authors studied the unification of
Stephon_Alexander
Absence of, or a violation of, symmetry
molecules are chiral; that is, they cannot be superposed upon their mirror image. Chemically identical molecules with different chirality are called enantiomers;
Asymmetry
Processes that could produce lepton-antilepton asymmetry
Unsolved problem in physics Why does the observable universe have more matter than antimatter? More unsolved problems in physics In physical cosmology
Leptogenesis
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