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Real Clifford Algebras and Their Spinors for Relativistic Fermions [PDF]

open access: yesUniverse, 2021
Real Clifford algebras for arbitrary numbers of space and time dimensions as well as their representations in terms of spinors are reviewed and discussed.
Stefan Floerchinger
doaj   +5 more sources

The birth of E8 out of the spinors of the icosahedron. [PDF]

open access: yesProc Math Phys Eng Sci, 2016
$E_8$ is prominent in mathematics and theoretical physics, and is generally viewed as an exceptional symmetry in an eight-dimensional space very different from the space we inhabit; for instance the Lie group $E_8$ features heavily in ten-dimensional ...
Dechant PP.
europepmc   +2 more sources

Clifford algebras, spinors and fundamental interactions : Twenty Years After [PDF]

open access: yesAdvances in Applied Clifford Algebras, 2005
This is a short review of the algebraic properties of Clifford algebras and spinors. Their use in the description of fundamental physics (elementary particles) is also summarized.
Coquereaux, Robert
core   +6 more sources

Topological preons from algebraic spinors

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
It is demonstrated that many of the assumed rules that govern the structure of a previously proposed topological preon model, in which simple non-trivial braids consisting of three twisted ribbons are mapped to the first generation of leptons and quarks,
Niels G. Gresnigt
doaj   +1 more source

Octonion Internal Space Algebra for the Standard Model

open access: yesUniverse, 2023
This paper surveys recent progress in our search for an appropriate internal space algebra for the standard model (SM) of particle physics. After a brief review of the existing approaches, we start with the Clifford algebras involving operators of left ...
Ivan Todorov
doaj   +1 more source

Subliminal aspects concerning the Lounesto’s classification

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
In the present communication we employ a split programme applied to spinors belonging to the regular and singular sectors of the Lounesto’s classification (Clifford algebras and spinors, Cambridge University Press, Cambridge), looking towards unveil how ...
R. J. Bueno Rogerio
doaj   +1 more source

Clifford algebras, algebraic spinors, quantum information and applications [PDF]

open access: yesModern Physics Letters A, 2020
We give an algebraic formulation based on Clifford algebras and algebraic spinors for quantum information. In this context, logic gates and concepts such as chirality, charge conjugation, parity and time reversal are introduced and explored in connection with states of qubits.
Trindade, Marco A. S.   +2 more
openaire   +2 more sources

A binary encoding of spinors and applications

open access: yesComplex Manifolds, 2020
We present a binary code for spinors and Clifford multiplication using non-negative integers and their binary expressions, which can be easily implemented in computer programs for explicit calculations.
Arizmendi Gerardo, Herrera Rafael
doaj   +1 more source

Quaternionic and Octonionic Spinors. A Classification [PDF]

open access: yes, 2003
Quaternionic and octonionic realizations of Clifford algebras and spinors are classified and explicitly constructed in terms of recursive formulas. The most general free dynamics in arbitrary signature space-times for both quaternionic and octonionic ...
C.A. Barton   +29 more
core   +2 more sources

Algebraic spinors on Clifford manifolds [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2002
Summary: A Clifford manifold of \(n\) dimensions is defined by the fundamental relation \[ \{\mathbf e_{\mu}(x), \mathbf e_{\nu}(x)\} = 2g_{\mu \nu}(x)\mathbf 1 \] between the \(n\) frame field components \(\{\mathbf e_{\mu}(x)\}\) and the metric matrix \(\{g_{\mu \nu}(x)\}\). At any point \(x\), the tangent space, orthonormal frames and the spin group
openaire   +1 more source

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