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相关论文: Basic Concepts for a Fundamental Aether Theory

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We investigate the implications of energy-dependence of the speed of photons, one of the candidate effects of quantum-gravity theories that has been most studied recently, from the perspective of observations in different reference frames.…

高能天体物理现象 · 物理学 2015-03-14 Uri Jacob , Flavio Mercati , Giovanni Amelino-Camelia , Tsvi Piran

Precision absolute gravity measurements are growing in importance, especially in the context of the new definition of the kilogram. For the case of free-fall absolute gravimeters with a Michelson-type interferometer tracking the position of…

光学 · 物理学 2016-02-23 H. Baumann , F. Pythoud , D. Blas , S. Sibiryakov , A. Eichenberger , E. E. Klingele

The Einstein-Aether theory is an alternative theory of gravity in which the spacetime metric is supplemented by a long-range timelike vector field (the "aether" field). Here, for the first time, we apply the full formalism of…

广义相对论与量子宇宙学 · 物理学 2023-12-13 Fatemeh Taherasghari , Clifford M. Will

A simple general relativity theory for objects moving in gravitational fields is developed based on studying the behavior of an atom in a gravitational field. The theory is applied to calculate the satellite time dilation, light deflection…

综合物理 · 物理学 2007-05-23 Yehea I. Ismail

Translational ordering of the internal kinematic chaos provides the Special Relativity referents for the geodesic motion of warm thermodynamical bodies. Taking identical mathematics, relativistic physics of the low speed transport of…

综合物理 · 物理学 2018-03-29 I. E. Bulyzhenkov

If the fine structure constant $\alpha =e^2/(\hbar c)$ were to change, then a number of interpretations would be possible, attributing this change either to variations in the electron charge, the dielectric constant of the vacuum, the speed…

天体物理学 · 物理学 2009-10-31 John D. Barrow , Joao Magueijo

In the weak-field limit of General Relativity, gravitational waves obey linear equations and propagate at the speed of light. These properties of General Relativity are supported by the observation of ultra high energy cosmic rays as well…

高能天体物理现象 · 物理学 2017-07-26 Paul M. Chesler , Abraham Loeb

At first blush, what appears to be a purely physical question to measure any velocity: how to measure the velocity on a one-way trip? However, due to the debates of the clock-synchronization and the successes of Special Relativity (SR),…

仪器与探测器 · 物理学 2013-10-17 Md. Farid Ahmed , Brendan M. Quine , Spiros Pagiatakis , A. D. Stauffer

That the speed of light is always c=300,000km/s relative to any observer in nonaccelerating motion is one of the foundational concepts of physics. Experimentally this was supposed to have been first revealed by the 1887 Michelson-Morley…

综合物理 · 物理学 2007-05-23 Reginald T Cahill

In Einstein-aether theory and Horava gravity, a timelike unit vector is coupled to the spacetime metric. It has previously been shown that in an exponentially expanding homogeneous, isotropic background, small perturbations of the vector…

广义相对论与量子宇宙学 · 物理学 2011-03-07 Isaac Carruthers , Ted Jacobson

Although there is no relative motion among different points on a rotating disc, each point belongs to a different noninertial frame. This fact, not recognized in previous approaches to the Ehrenfest paradox and related problems, is…

广义相对论与量子宇宙学 · 物理学 2014-11-17 H. Nikolic

According to some authors, gravity might be an emergent phenomenon in a fundamentally flat space-time. In this case the speed of light in the vacuum would not coincide exactly with the basic parameter "c" entering Lorentz transformations…

广义相对论与量子宇宙学 · 物理学 2013-11-19 M. Consoli , A. Pluchino

Starting from the experimental fact that light propagates over a closed path at speed c (L/c law), we show to what extent the isotropy of the speed of light can be considered a matter of convention. We prove the consistence of anisotropic…

广义相对论与量子宇宙学 · 物理学 2007-05-23 E. Minguzzi

We present a physical-optics based theory of the physical mechanism for aberration of starlight. We apply non-relativistic and relativistic theories for wavefront image formation and include the effects of optically transmitting media…

天体物理仪器与方法 · 物理学 2013-06-28 Robert A. Woodruff

In this paper, the aether field, which leads to the violation of Lorentz symmetries, coupled with the electromagnetic field is considered. In order to study thermal and size effects in this theory, the Thermo Field Dynamics (TFD) formalism…

高能物理 - 理论 · 物理学 2023-06-07 R. Corrêa , L. H. A. R. Ferreira , A. F. Santos , Faqir C. Khanna

Aether theory is introduced to implement the violation of the Lorentz invariance in general relativity. For this purpose a unit timelike vector field introduced to theory in addition to the metric tensor. Aether theory contains four free…

广义相对论与量子宇宙学 · 物理学 2008-02-26 Metin Gurses

Transformation rules for coordinates, velocities and accelerations in accelerated reference frames are derived. A generalized approach of the special relativity is taken for a basis. A 7-dimensional space including projections of velocity…

经典物理 · 物理学 2007-05-23 A. A. Ketsaris

We investigate spacetimes in which the speed of light along flat 4D sections varies over the extra dimensions due to different warp factors for the space and the time coordinates (``asymmetrically warped'' spacetimes). The main property of…

高能物理 - 理论 · 物理学 2008-11-26 Csaba Csaki , Joshua Erlich , Christophe Grojean

We explore the possibility that part of what we call dark matter may be the mark of a preferred frame, revealing a breakdown of diffeomorphism invariance. In the non-relativistic limit this appears as a deviant matter source capable of…

广义相对论与量子宇宙学 · 物理学 2025-05-08 Raymond Isichei , Joao Magueijo

Based on the local-ether wave equation for free particle, the dispersion of matter wave is examined. From the dispersion relation, the angular frequency and wavelength of matter wave are derived. These formulas look like the postulates of…

综合物理 · 物理学 2007-05-23 Ching-Chuan Su
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