Results 11 to 20 of about 167,710 (165)

The Simplicity of Disproving the Theory of Special Relativity

open access: yesScience & Philosophy, 2022
Einstein’s theory of Special relativity is founded on an error made by Hendrick Lorentz.  It is not necessary to expose the mathematical inconsistencies of special relativity, since the theory collapses by simply exposing the error made by Lorentz.
Denis Thomas
doaj   +1 more source

Doubly special relativity and relative locality

open access: yesProceedings of Corfu Summer Institute 2021 "School and Workshops on Elementary Particle Physics and Gravity" — PoS(CORFU2021), 2022
This is a write-up of two lectures delivered at COST CA18108 First Training School. They cover the motivations and some basic technical results in the field of Doubly Special Relativity and Relative Locality. The energy-dependent speed of light is a recurring theme here. The soccer ball problem is also briefly described.
Bevilacqua, Andrea   +1 more
openaire   +2 more sources

Special relativity on the light-front

open access: yesRevista Brasileira de Ensino de Física, 2021
P.A.M. Dirac in 1949 showed that it is possible to construct relativistic dynamic forms starting from the description of the initial state of a given relativistic system in any space-time surface whose distances between two points on this hypersurface ...
Jorge Henrique Sales   +3 more
doaj   +1 more source

An Improved Framework for Quantum Gravity

open access: yesUniverse, 2020
General relativity has two fundamental problems that render it unsuitable for tackling the gravitational field’s quantization. The first problem is the lack of a genuine gravitational variable representing gravitation only, inertial forces apart.
José G. Pereira, Diego F. López
doaj   +1 more source

Physics of Deformed Special Relativity: Relativity Principle revisited [PDF]

open access: yes, 2004
In many different ways, Deformed Special Relativity (DSR) has been argued to provide an effective limit of quantum gravity in almost-flat regime. Some experiments will soon be able to test some low energy effects of quantum gravity, and DSR is a very ...
Girelli, Florian, Livine, Etera R.
core   +7 more sources

Comment on ‘Quantum principle of relativity’

open access: yesNew Journal of Physics, 2023
Dragan and Ekert in the paper (2020 New. J. Phys. 22 033038) presented ‘quantum principle of relativity’ (QPR) based on Galilean principle of relativity, which involves both superluminal G _S and subluminal G _s families of observers and argue that then ...
Ryszard Horodecki
doaj   +1 more source

An alternative way to present a relativistic Lagrangian definition

open access: yesRevista Brasileira de Ensino de Física, 2021
As long we known, the non-relativistic Lagrangian definition, L = T − U with T and U as being, respectively, kinetic and potential energy, it is not valid at the relativistic level.
M.A. De Andrade, C. Neves
doaj   +1 more source

Generalizations of Snyder model to curved spaces

open access: yesPhysics Letters B, 2022
We consider generalizations of the Snyder algebra to a curved spacetime background with de Sitter symmetry. As special cases, we obtain the algebras of the Yang model and of triply special relativity.
S. Meljanac, S. Mignemi
doaj   +1 more source

Correcting the Doppler Effect

open access: yesScience & Philosophy, 2023
Christian Doppler, an Austrian physicist, described in 1842 the apparent change in frequency of a wave when motion of the source or the observer is involved. Named after him, this change in observational frequencies is known as the Doppler Effect.
Denis Thomas
doaj   +1 more source

Quaternions and Special Relativity [PDF]

open access: yes, 1995
We reformulate Special Relativity by a quaternionic algebra on reals. Using {\em real linear quaternions}, we show that previous difficulties, concerning the appropriate transformations on the $3+1$ space-time, may be overcome.
De Leo S., Frobenius G., Stefano De Leo
core   +2 more sources

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