Results 21 to 30 of about 172,492 (313)

Homogeneously Modified Special relativity (HMSR)

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
This work explores a Standard Model extension possibility, that violates Lorentz invariance, preserving the space-time isotropy and homogeneity. In this sense HMSR represents an attempt to introduce an isotropic Lorentz Invariance Violation in the ...
Marco Danilo Claudio Torri   +2 more
doaj   +1 more source

Clocks without “Time” in Entangled-State Experiments

open access: yesEntropy, 2020
Entangled states of light exhibit measurable correlations between light detections at separated locations. These correlations are exploited in entangled-state quantum key distribution.
F. Hadi Madjid, John M. Myers
doaj   +1 more source

Newton mechanics, Galilean relativity, and special relativity in $\alpha$-deformed binary operation setting

open access: yesSciPost Physics Proceedings, 2023
We define new velocity and acceleration having dimension of $(Length)^{\alpha}/(Time)$ and $(Length)^{\alpha}/(Time)^2,$ respectively, based on the fractional addition rule.
Won S. Chung, Mahouton N. Hounkonnou
doaj   +1 more source

Holographic special relativity [PDF]

open access: yesAdvances in Theoretical and Mathematical Physics, 2015
We reinterpret special relativity, or more precisely its de Sitter deformation, in terms of 3d conformal geometry, as opposed to (3+1)d spacetime geometry. An inertial observer, usually described by a geodesic in spacetime, becomes instead a choice of ways to reverse the conformal compactification of a Euclidean vector space up to scale. The observer's
openaire   +2 more sources

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

A New Perspective on Doubly Special Relativity

open access: yesUniverse, 2023
Doubly special relativity considers a deformation of the special relativistic kinematics parametrized by a high-energy scale, in such a way that it preserves a relativity principle.
J. M. Carmona   +3 more
doaj   +1 more source

Spatial Directions, Anisotropy and Special Relativity [PDF]

open access: yes, 2011
The concept of an objective spatial direction in special relativity is investigated and theories assuming light-speed isotropy while accepting the existence of a privileged spatial direction are classified.
Mamone-Capria, Marco
core   +1 more source

Theory of Gravity Dependent on Entropy

open access: yesReports in Advances of Physical Sciences, 2023
Gravitational redshift decreases the resolution of measurements, causing entropy by increasing the possible microstates of position and momentum for objects within a gravitational field.
Christopher N. Watson
doaj   +1 more source

Probing The Structure of Space-Time with Cosmic Rays [PDF]

open access: yes, 2000
The study of the interactions of Cosmic Rays (CR's) with universal diffuse background radiation can provide very stringent tests of the validity of Special Relativity.
Aloisio, R.   +3 more
core   +5 more sources

Doubly Special Relativity [PDF]

open access: yes, 2002
I give a short non-technical review of the results obtained in recent work on "Doubly Special Relativity", the relativistic theories in which the rotation/boost transformations between inertial observers are characterized by two observer-independent ...
Amelino-Camelia, Giovanni
core   +2 more sources

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