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相关论文: Gravitational Equivalent Frequency and the Planck …

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Motivated by the Dirac idea that fundamental constant are dynamical variables and by conjectures on quantum structure of spacetime at small distances, we consider the possibility that Planck constant $\hbar$ is a time depending quantity,…

量子物理 · 物理学 2015-12-16 Gianpiero Mangano , Fedele Lizzi , Alberto Porzio

In the standard approach to defining a Planck scale where gravity is brought into the quantum domain, the Schwarzschild gravitational radius is set equal to the Compton wavelength. However, ignored thereby are the charge and spin, the…

广义相对论与量子宇宙学 · 物理学 2009-11-10 F. I. Cooperstock , V. Faraoni

We use the formalism of Fermi coordinates to describe the interaction of a plane gravitational wave in the proper detector frame. In doing so, we emphasize that in this frame the action of the gravitational wave can be explained in terms of…

广义相对论与量子宇宙学 · 物理学 2023-09-12 Matteo Luca Ruggiero

The problem of quantum gravity is treated from a radically new viewpoint based on a detailed mathematical analysis of what the constitution of physical space is, which has been carried out by Michel Bounias and the author. The approach…

综合物理 · 物理学 2011-04-29 Volodymyr Krasnoholovets

The frequency shift of light in the gravitational field generated by a rotating body is investigated. We consider the scenario in which both the light source and the observer are in motion. The frequency shift is calculated up to the…

广义相对论与量子宇宙学 · 物理学 2024-12-30 Chunhua Jiang , Bo Yang , Guansheng He , Wenbin Lin

The interaction between refraction from a distribution of inhomogeneous plasma and gravitational lensing introduces novel effects to the paths of light rays passing by a massive object. The plasma contributes additional terms to the…

广义相对论与量子宇宙学 · 物理学 2015-05-27 Adam Rogers

We report observational upper limits on the mass-energy of the cosmological gravitational-wave background, from limits on proper motions of quasars. Gravitational waves with periods longer than the time span of observations produce a simple…

天体物理学 · 物理学 2009-10-28 Carl R. Gwinn , T. Marshall Eubanks , Ted Pyne , Mark Birkinshaw , Demetrios N. Matsakis

With the redefinition of the international system of units, the value of the Planck constant was fixed, similarly to the values of the unperturbed ground state hyperfine transition frequency of the $^{133}$Cs atom, speed of light in vacuum.…

经典物理 · 物理学 2022-08-24 Giovanni Mana , Stephan Schlamminger

In this work, we study the magnetic effects of gravity in the framework of special relativity. Imposing covariance of the gravitational force with respect to the Lorentz transformations, we show from a thought experiment that a…

综合物理 · 物理学 2018-05-01 R. S. Vieira , H. B. Brentan

The power spectrum of a homogeneous and isotropic stochastic variable, characterized by a finite correlation length, does in general not vanish on scales larger than the correlation scale. If the variable is a divergence free vector field,…

天体物理学 · 物理学 2008-11-26 Chiara Caprini , Ruth Durrer

The internal gravity waves are the oscillations present in the gravitational field of the stratified medium, that is the mediums which density raises with the depth change. If the equilibrium state of the component volume of this medium is…

流体动力学 · 物理学 2007-05-23 Vitaly V. Bulatov , Yuriy V. Vladimirov

The effect of gravitational microlensing on the intensity of gravitational radiation as it propagates through an inhomogeneous medium containing small-scale structure is considered. Lensing by both stars and a power law spectrum of density…

天体物理学 · 物理学 2009-11-11 Jean-Pierre Macquart

The extreme smallness of both the Planck length, on the one side, and the ratio of the gravitational to the electrical forces between, say, two electrons, on the other side has led to a widespread belief that the realm of quantum gravity is…

广义相对论与量子宇宙学 · 物理学 2011-06-16 D. V. Ahluwalia

In 1967 Zeldovich expressed the cosmological constant lambda in terms of G, m and h, the gravitational constant, the mass of a fundamental particle and Plancks constant. In 1972 Weinberg expressed m in terms of h, G, the speed of light c…

综合物理 · 物理学 2008-11-21 Antonio Alfonso-Faus

We study modifications of gravitational wave observables, such as the wave amplitude and frequency, which follow from the quantum equivalence principle, and are expressed in terms of the inertial, gravitational and rest masses of the…

广义相对论与量子宇宙学 · 物理学 2025-06-26 Saurya Das , Mitja Fridman , Gaetano Lambiase

The purpose of this paper is twofold - to demonstrate that in the gravitational redshift it is the frequency a photon that is constant, and to describe the mechanism responsible for the change of its wavelength.

广义相对论与量子宇宙学 · 物理学 2011-11-18 Vesselin Petkov

We investigate the interaction of the gravitational field with a quantum particle. We derive the wave equation in the curved galilean spacetime from the very broad Quantum mechanical assumptions and from covariance under the Milne group.…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Jaroslaw Wawrzycki

The angular and frequency characteristics of the gravitational radiation emitted in collisions of massless particles is studied perturbatively in the context of classical General Relativity for small values of the ratio $\alpha= 2 r_S/b$ of…

高能物理 - 理论 · 物理学 2015-12-29 Pavel Spirin , Theodore N. Tomaras

The question whether the invariant speed c, Planck constant h/, and gravitational constant G can be or should be put equal to 1 is analyzed. The discussion is based on fundamental considerations concerning the notion of physical quantity.…

综合物理 · 物理学 2011-01-26 Bernhard Lesche

We study the interplay of general relativity, the equivalence principle, and high-precision experiments involving atomic transitions and g factor measurements. In particular, we derive a generalized Dirac Hamiltonian, which describes both…

高能物理 - 唯象学 · 物理学 2019-04-26 Ulrich D. Jentschura