Results 51 to 60 of about 115,178 (203)

Associative Space-Time Sedenions and Their Application in Relativistic Quantum Mechanics and Field Theory

open access: yes, 2015
We present an alternative sixteen-component hypercomplex scalar-vector values named “space-time sedenions”, generating associative noncommutative space-time Clifford algebra. The generalization of relativistic quantum mechanics and field theory equations
V. Mironov, S. Mironov
semanticscholar   +1 more source

Poincaré Invariant Three-Body Scattering at Intermediate Energies

open access: yesEPJ Web of Conferences, 2010
Relativistic Faddeev equations for three-body scattering are solved at arbitrary energies in terms of momentum vectors without employing a partial wave decomposition.
Polyzou W.N.   +3 more
doaj   +1 more source

Entropy and Energy in Quantum Measurement

open access: yesEntropy, 2006
On the basis of the classical axioms of non relativistic quantum mechanics, we develop a model for the interplay between energy and entropy in the process of quantum measurement and shed light on the scope of some of the axioms with regard to the ...
Andreas E. Schlatter
doaj   +1 more source

Foundations of the Quaternion Quantum Mechanics

open access: yesEntropy, 2020
We show that quaternion quantum mechanics has well-founded mathematical roots and can be derived from the model of the elastic continuum by French mathematician Augustin Cauchy, i.e., it can be regarded as representing the physical reality of elastic ...
Marek Danielewski, Lucjan Sapa
doaj   +1 more source

Relativistic quantum mechanics with trapped ions [PDF]

open access: yes, 2011
We consider the quantum simulation of relativistic quantum mechanics, as described by the Dirac equation and classical potentials, in trapped-ion systems. We concentrate on three problems of growing complexity.
L. Lamata   +5 more
semanticscholar   +1 more source

A Relativistic Coupled-Channel Formalism for the Pion Form Factor

open access: yesEPJ Web of Conferences, 2010
The electromagnetic form factor of a confined quark-antiquark pair is calculated within the framework of point-form relativistic quantum mechanics. The dynamics of the exchanged photon is explicitly taken into account by treating the electromagnetic ...
Klink W.H.   +3 more
doaj   +1 more source

Spacetime Paths as a Whole

open access: yesQuantum Reports, 2020
The mathematical similarities between non-relativistic wavefunction propagation in quantum mechanics and image propagation in scalar diffraction theory are used to develop a novel understanding of time and paths through spacetime as a whole.
Sky Nelson-Isaacs
doaj   +1 more source

Natural Lagrangians for quantum structures over 4-dimensional space-time [PDF]

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 1998
The natural quantum Lagrangians which appear in Einstein general relativistic quantum mechanics are classified by using methods of gauge-natural bundles and natural operators.
J. Janyska
doaj  

The Relativistic Three-Body Bound State in Three-Dimensions

open access: yesEPJ Web of Conferences, 2016
Studying of the relativistic three-body bound state in a three-dimensional (3D) approach is a necessary first step in a process to eventually perform scattering calculations at GeV energies, where partial-wave expansions are not useful.
Hadizadeh M. R.   +2 more
doaj   +1 more source

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