Results 31 to 40 of about 172,492 (313)

Discussions on Special and General Relativity Model

open access: yesChaos Theory and Applications, 2021
In this study, the Michelson–Morley experiment and the result of this experiment (the speed of light appears to be the same in all directions) were explored.
Zeki Çalışkan
doaj   +1 more source

A logic road from special relativity to general relativity

open access: yes, 2011
We present a streamlined axiom system of special relativity in first-order logic. From this axiom system we "derive" an axiom system of general relativity in two natural steps. We will also see how the axioms of special relativity transform into those of
A. Tarski   +16 more
core   +1 more source

Some Implications of the Cosmological Constant to Fundamental Physics [PDF]

open access: yes, 2007
In the presence of a cosmological constant, ordinary Poincare' special relativity is no longer valid and must be replaced by a de Sitter special relativity, in which Minkowski space is replaced by a de Sitter spacetime.
Aldrovandi, R.   +2 more
core   +3 more sources

Seeking for the observational manifestation of de Sitter Relativity

open access: yes, 2016
The de Sitter invariant special relativity is a natural extension of the usual Einstein special relativity. Within this framework a generalization of special relativity (SR) for the de Sitter space-time introduces a new length scale $R$, serving an ...
Tretyakova, Daria A.
core   +1 more source

Renormalization of Very Special Relativity gauge theories

open access: yesJournal of High Energy Physics, 2023
Mandelstam-Leibbrandt (ML) regularization of Very Special Relativity (VSR) amplitudes in momentum space depends on two fixed null vectors n μ , n ¯ μ $$ {\overline{n}}_{\mu } $$ besides external momenta. ML is known to preserve gauge invariance and naive
J. Alfaro
doaj   +1 more source

Spatial Geometry and Special Relativity: a comparative approach

open access: yesRevista Brasileira de Ensino de Física
In this work, it is shown the interplay of relative and absolute entities, which are present in both spatial geometry and special relativity. In order to strengthen the understanding of special relativity, we discuss firstly an instance of geometry and ...
Fabiana Botelho Kneubil
doaj   +1 more source

Moving Unstable Particles and Special Relativity

open access: yesAdvances in High Energy Physics, 2018
In Poincaré-Wigner-Dirac theory of relativistic interactions, boosts are dynamical. This means that, just like time translations, boost transformations have a nontrivial effect on internal variables of interacting systems.
Eugene V. Stefanovich
doaj   +1 more source

A Glimpse of Special Theory of Relativity [PDF]

open access: yes, 2017
This article provides a brief outline of Special Theory of Relativity. The physics before the relativity, the special relativity in itself, and the consequences of special relativity are discussed ...
Dahal, Arjun
core  

About Locality and the Relativity Principle Beyond Special Relativity

open access: yes, 2011
Locality of interactions is an essential ingredient of Special Relativity. Recently, a new framework under the name of relative locality \cite{AmelinoCamelia:2011bm} has been proposed as a way to consider Planckian modifications of the relativistic ...
C. Barcelo   +7 more
core   +1 more source

Patient‐Level Barriers and Facilitators to Inpatient Physical Therapy in Adolescents and Young Adults With a Hematological Malignancy: A Qualitative Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite their increased risk for functional impairment resulting from cancer and its treatments, few adolescents and young adults (AYAs) with a hematological malignancy receive the recommended or therapeutic dose of exercise per week during inpatient hospitalizations.
Jennifer A. Kelleher   +8 more
wiley   +1 more source

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