Results 121 to 130 of about 4,198 (192)

Light-front-quantized QCD in Covariant Gauge [PDF]

open access: yes, 1999
The light-front (LF) canonical quantization of quantum chromodynamics in covariant gauge is discussed. The Dirac procedure is used to eliminate the constraints in the gauge-fixed front form theory quantum action and to construct the LF Hamiltonian formulation. The physical degrees of freedom emerge naturally. The propagator of the dynamical {psi}{sub +}
openaire   +2 more sources

Quantum Ontology in the Light of Gauge Theories [PDF]

open access: yes, 2011
We propose the conjecture according to which the fact that quantum mechanics does not admit sharp value attributions to both members of a complementary pair of observables can be understood in the light of the symplectic reduction of phase space in ...
Catren, Gabriel
core  

Surprises in the relativistic free-particle quantization on the light-front [PDF]

open access: yes, 2004
We use the light front "machinery" to study the behavior of a relativistic free particle and obtain the quantum commutation relations from the classical Poisson brackets.
Suzuki, A. T.   +2 more
core  

Towards a Group-Theoretical Interpretation of Mechanics [PDF]

open access: yes, 2013
We argue that the classical description of a symplectic manifold endowed with a Hamiltonian action of an abelian Lie group G and the corresponding quantum theory can be understood as different aspects of the unitary representation theory of G.
Catren, Gabriel
core  

Light front field theory: An advanced Primer

open access: yes, 2007
Light front field theory: An advanced PrimerWe present an elementary introduction to quantum field theory formulated in terms of Dirac's light front variables. In addition to general principles and methods, a few more specific topics and approaches based
L'ubomír Martinovič
core   +1 more source

Light Cone Quantization of Gauge Fields

open access: yes, 1994
Light-cone quantization of gauge field theory is considered. With a careful treatment of the relevant degrees of freedom and where they must be initialized, the results obtained in equal-time quantization are recovered, in particular the Mandelstam ...
Robertson, David G., McCartor, Gary
core   +2 more sources

Pair Production and the Light-Front Vacuum

open access: yes, 2013
Dominated by Heisenberg's uncertainty principle, vacuum is not quantum mechanically an empty void, i.e. virtual pairs of particles appear and disappear persistently.
Ghorbani Ghomeshi, Ramin
core  

Light-Front Quantization and Spontaneous Symmetry Breaking

open access: yes, 1994
5 pages, Tex. Published in the Proceedings of the WORKSHOP ON HADRON PHYSICS, HADRONS94, Gramado, RS, Brasil, World Scientific, Singapore, 1994.
openaire   +2 more sources

QCD Phenomenology and Light-Front

open access: yes, 2001
A natural calculus for describing the bound-state structure of relativistic compos-ite systems in quantum eld theory is the light-front Fock expansion which encodes the properties of a hadrons in terms of a set of frame-independent n−particle wave ...
Invited Lectures, Stanley J. Brodsky
core  

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