Results 41 to 50 of about 733,069 (182)

On the Propagation of Gravitational Waves in the Weyl Invariant Theory of Gravity

open access: yesUniverse
We revisit Weyl’s unified field theory, which arose in 1918, shortly after general relativity was discovered. As is well known, in order to extend the program of the geometrization of physics started by Einstein to include the electromagnetic field, H ...
Mauro Duarte, Fabio Dahia, Carlos Romero
doaj   +1 more source

SpinUpFlowDescriptor: A MATLAB toolbox for ferrofluids materials under moderate and high amplitude and frequency of magnetic rotating fields in a spin-up geometry

open access: yesSoftwareX, 2020
There is currently no unified theory for describing ferrofluid flow under a rotating magnetic field. Spin diffusion theory has been broadly studied. But it has been limited to scenarios of magnetic fields with low intensity, due to the approximations ...
Cristian Jimenez   +2 more
doaj   +1 more source

A New Unified Theory of Electromagnetic and Gravitational Interactions

open access: yes, 2016
In this paper we present a new unified theory of electromagnetic and gravitational interactions. By considering a four-dimensional spacetime as a hypersurface embedded in a five-dimensional bulk spacetime, we derive the complete set of field equations in
Li, Li-Xin
core   +2 more sources

The elusive unified field theory?

open access: yesRevista Técnica de la Facultad de Ingeniería, 2011
The proposal that the Einstein field equations (Rµï³ = O) originally conceived solely for the gravitational field in a matter free region of space, actually constitute a possible set of unified field equations is re-examined.
Clarence Gall
doaj  

Affine Connection Representation of Gauge Fields

open access: yesAdvances in High Energy Physics, 2022
There are two ways to unify gravitational field and gauge field. One is to represent gravitational field as principal bundle connection, and the other is to represent gauge field as affine connection.
Zhao-Hui Man
doaj   +1 more source

Heterotic E6 GUTs and Partition Functions

open access: yes, 2011
The E6 grand unified theory is an attractive candidate intermediate theory between the standard model and string theory. However, only one E6 grand unified model with three generations and at least one adjoint Higgs field has been derived from string ...
Ito, Motoharu   +7 more
core   +1 more source

On degenerate metrics, dark matter and unification

open access: yes, 2017
A five-dimensional theory of relativity is presented which suggests that gravitation and electromagnetism may be unified using a degenerate metric. There are four fields (in the four-dimensional sense): a tensor field, two vector fields and a scalar ...
Searight, Trevor P.
core   +1 more source

On the Invariant and Geometric Structure of the Holomorphic Unified Field Theory

open access: yesAxioms
We present the invariant structure of a Holomorphic Unified Field Theory in which gravity and gauge interactions arise from a single geometric framework.
John W. Moffat, Ethan James Thompson
doaj   +1 more source

Solitons in 4d Wess-Zumino-Witten models -- Towards unification of integrable systems -- [PDF]

open access: yesOpen Communications in Nonlinear Mathematical Physics
We construct soliton solutions of the four-dimensional Wess-Zumino-Witten (4dWZW) model in the context of a unified theory of integrable systems with relation to the 4d/6d Chern-Simons theory.
Masashi Hamanaka, Shan-Chi Huang
doaj   +1 more source

Quantum Tetrahedra

open access: yes, 2009
We discuss in details the role of Wigner 6j symbol as the basic building block unifying such different fields as state sum models for quantum geometry, topological quantum field theory, statistical lattice models and quantum computing.
Carfora, Mauro   +2 more
core   +1 more source

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