• Thumbnail for Quantum chromodynamics
    In theoretical physics, quantum chromodynamics (QCD) is the study of the strong interaction between quarks mediated by gluons. Quarks are fundamental particles...
    44 KB (5,906 words) - 17:40, 21 August 2024
  • Quantum chromodynamics binding energy (QCD binding energy), gluon binding energy or chromodynamic binding energy is the energy binding quarks together...
    5 KB (558 words) - 21:10, 22 August 2024
  • Thumbnail for Lattice QCD
    is a well-established non-perturbative approach to solving the quantum chromodynamics (QCD) theory of quarks and gluons. It is a lattice gauge theory...
    14 KB (1,688 words) - 13:27, 18 June 2024
  • Thumbnail for Quantum vacuum state
    Quantum chromodynamics (or QCD) is the portion of the Standard Model that deals with strong interactions, and QCD vacuum is the vacuum of quantum chromodynamics...
    25 KB (2,747 words) - 20:05, 20 September 2024
  • Thumbnail for Standard Model
    Standard Model predicted. The theory of the strong interaction (i.e. quantum chromodynamics, QCD), to which many contributed, acquired its modern form in 1973–74...
    65 KB (7,428 words) - 21:00, 30 September 2024
  • quantum chromodynamics (also perturbative QCD) is a subfield of particle physics in which the theory of strong interactions, Quantum Chromodynamics (QCD)...
    7 KB (1,005 words) - 13:46, 19 August 2024
  • of the strong nuclear force, before being abandoned in favor of quantum chromodynamics. Subsequently, it was realized that the very properties that made...
    123 KB (15,355 words) - 01:55, 7 October 2024
  • AdS/CFT correspondence (category Quantum gravity)
    with quantum chromodynamics, the fundamental theory of the strong force. It describes particles similar to the gluons of quantum chromodynamics together...
    54 KB (6,680 words) - 10:34, 25 August 2024
  • Thumbnail for Giorgio Parisi
    contributed to the field of elementary particle physics, in particular to quantum chromodynamics and string theory. Together with Guido Altarelli, he introduced...
    23 KB (1,961 words) - 22:09, 17 September 2024
  • Thumbnail for Quark
    C. Sutton. "Quantum Chromodynamics (physics)". Encyclopædia Britannica Online. Retrieved 12 May 2009. A. Watson (2004). The Quantum Quark. Cambridge...
    77 KB (7,572 words) - 17:18, 13 October 2024
  • special unitary group). This is an example of flavour symmetry. In quantum chromodynamics, flavour is a conserved global symmetry. In the electroweak theory...
    24 KB (2,962 words) - 17:51, 18 October 2024
  • Thumbnail for Mathematical formulation of the Standard Model
    Quantum chromodynamics Quark model Weak interactions Electroweak interaction Fermi's interaction Weinberg angle Symmetry in quantum mechanics Quantum...
    64 KB (7,736 words) - 21:41, 11 October 2024
  • Thumbnail for History of quantum field theory
    interactions between them. The strong interactions are described by quantum chromodynamics (QCD), based on "color" SU(3). The weak interactions require the...
    45 KB (5,644 words) - 02:34, 8 June 2024
  • Thumbnail for Strong interaction
    Strong interaction (category Quantum chromodynamics)
    bound the quarks together into protons and neutrons. The theory of quantum chromodynamics explains that quarks carry what is called a color charge, although...
    18 KB (2,003 words) - 04:48, 5 September 2024
  • Thumbnail for Yang–Mills theory
    electromagnetic force and weak forces (i.e. U(1) × SU(2)) as well as quantum chromodynamics, the theory of the strong force (based on SU(3)). Thus it forms...
    28 KB (4,217 words) - 13:44, 17 October 2024
  • Thumbnail for Gerard 't Hooft
    in the strong interaction, the leading theory of which is called quantum chromodynamics or QCD. Much of his research focused on the problem of color confinement...
    29 KB (3,178 words) - 08:36, 29 September 2024
  • Thumbnail for Beta function (physics)
    situation where it is no longer valid. The one-loop beta function in quantum chromodynamics with n f {\displaystyle n_{f}} flavours and n s {\displaystyle n_{s}}...
    11 KB (1,628 words) - 10:14, 25 September 2024
  • particle physics, which brings up the following quandary: why does quantum chromodynamics (QCD) seem to preserve CP-symmetry? In particle physics, CP stands...
    10 KB (1,508 words) - 09:07, 22 September 2024
  • Thumbnail for Color charge
    related to the particles' strong interactions in the theory of quantum chromodynamics (QCD). Like electric charge, it determines how quarks and gluons...
    14 KB (1,906 words) - 19:46, 8 October 2024
  • et al. (2007), including different constraints and perturbative quantum chromodynamics, a smaller proton radius than the then-accepted 0.877 femtometres...
    23 KB (2,225 words) - 12:49, 30 August 2024
  • Gell-Mann matrices (category Quantum chromodynamics)
    rotations of the gluon fields associated with the coloured quarks of quantum chromodynamics (cf. colours of the gluon). A gauge colour rotation is a spacetime-dependent...
    10 KB (1,387 words) - 12:18, 25 February 2024
  • The QCD vacuum is the quantum vacuum state of quantum chromodynamics (QCD). It is an example of a non-perturbative vacuum state, characterized by non-vanishing...
    32 KB (4,235 words) - 20:18, 17 August 2024
  • Thumbnail for Vacuum expectation value
    most massive nuclei, at v = 264.3 Da. The chiral condensate in quantum chromodynamics, about a factor of a thousand smaller than the above, gives a large...
    4 KB (422 words) - 17:05, 13 April 2024
  • Thumbnail for Quantum field theory
    theory in curved spacetime Quantum chromodynamics Quantum flavordynamics Quantum hadrodynamics Quantum hydrodynamics Quantum triviality Relation between...
    106 KB (14,793 words) - 20:00, 19 October 2024
  • Thumbnail for Force
    interactions between quarks and gluons as detailed by the theory of quantum chromodynamics (QCD). The strong force is the fundamental force mediated by gluons...
    96 KB (11,786 words) - 11:59, 9 October 2024
  • channel Quantum chromodynamics Quantum cognition Quantum coherence Quantum computer Quantum cryptography Quantum dot Quantum electronics Quantum entanglement...
    11 KB (1,153 words) - 18:01, 29 September 2024
  • Thumbnail for Nucleon
    physics and nuclear physics overlap. Particle physics, particularly quantum chromodynamics, provides the fundamental equations that describe the properties...
    37 KB (3,056 words) - 18:04, 19 August 2024
  • _{\mu }\psi +i{\bar {\psi }}(\partial _{\mu }\Lambda )\psi } . In quantum chromodynamics, the gauge covariant derivative is D μ := ∂ μ − i g s G μ α λ α...
    25 KB (4,483 words) - 17:22, 9 September 2024
  • Thumbnail for Coupling constant
    Coupling constant (category Quantum field theory)
    Quantum field theory, especially quantum electrodynamics and quantum chromodynamics Gluon field, Gluon field strength tensor Zee, A. (2010). Quantum field...
    21 KB (2,848 words) - 16:02, 1 October 2024
  • gluon, traversing minuscule distance among quarks, is modeled in quantum chromodynamics (QCD). EWT, QCD, and the Higgs mechanism comprise particle physics'...
    39 KB (4,838 words) - 18:12, 14 September 2024