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相关论文: Note on a Comment by Edward L. Wright

200 篇论文

We present a translation and analysis of a cosmic model published by Einstein in 1931. The paper, which is not widely known, features a model of a universe that undergoes an expansion followed by a contraction, quite different to his static…

物理学史与哲学 · 物理学 2022-07-07 C. O'Raifeartaigh , B. McCann

Some remarkable examples of alternative cosmological theories are reviewed here, ranging from a compilation of variations on the Standard Model through the more distant quasi-steady-state cosmology, plasma cosmology, or universe models as a…

宇宙学与河外天体物理 · 物理学 2022-08-17 Martin Lopez-Corredoira , Louis Marmet

This is a short communication in reference to the comments in (arXiv: 1605.05147) of our paper in Int. J. Mod. Phys. D 25, 1650051 (2016). We have tried to answer to the comments or criticism in the paper.

广义相对论与量子宇宙学 · 物理学 2017-02-01 Sourav Dutta , Subenoy Chakraborty

Perturbations of stars and black holes have been one of the main topics of relativistic astrophysics for the last few decades. They are of particular importance today, because of their relevance to gravitational wave astronomy. In this…

广义相对论与量子宇宙学 · 物理学 2015-06-25 Kostas D. Kokkotas , Bernd G. Schmidt

We refute in this Reply the criticisms made by M. Abdel-Aty [Phys. Rev. A 70, 047801 (2004)]. We show that none of them are founded and we demonstrate very explicitly what is wrong in the arguments developed by this author.

量子物理 · 物理学 2007-05-23 Thierry Bastin , John Martin

We reply to Creutz's comments on our paper " 't Hooft vertices, partial quenching, and rooted staggered QCD." We show that his criticisms are incorrect and result from a misunderstanding both of our work, and of the related work of Adams.

高能物理 - 格点 · 物理学 2008-11-26 Claude Bernard , Maarten Golterman , Yigal Shamir , Stephen R. Sharpe

Some mathematical errors of the paper commented upon [W.-M. Suen, Phys. Rev. D 40, (1989) 315] are corrected.

广义相对论与量子宇宙学 · 物理学 2009-11-07 H. -J. Schmidt

In a recent article [Phys. Rev. A 57, 1572 (1998)] Caticha has concluded that ``nonlinear variants of quantum mechanics are inconsistent.'' In this note we identify what it is that nonlinear quantum theories have been shown to be…

量子物理 · 物理学 2016-09-08 J. Finkelstein

In Phys. Rev. D 102, 024057 (2020), the authors studied energy conditions in $f(Q)$ theory following the same path as researchers handled the energy conditions in the curvature-based modified gravity theories, like $f(R)$ or $f(R,G)$…

广义相对论与量子宇宙学 · 物理学 2022-09-14 Avik De , Loo Tee How

We have simulated large-amplitude standing waves on an Abelian-Higgs cosmic string in classical lattice field theory. The radiation rate falls exponentially with wavelength, as one would expect from the field profile around a gauge string.…

天体物理学 · 物理学 2009-10-31 Ken D. Olum , J. J. Blanco-Pillado

In our comments on the paper of Link and L\"udecke we document that these authors used rather improper quotations of our paper. They also argued on the basis of false claims regarding our mathematical and physical description of both the…

大气与海洋物理 · 物理学 2011-12-07 Gerhard Kramm , Ralph Dlugi

We use high-redshift type Ia supernova and compact radio source data in order to test the infrared (IR) fixed point model of the late Universe which was proposed recently. It describes a cosmology with a time dependent cosmological constant…

天体物理学 · 物理学 2009-11-07 E. Bentivegna , A. Bonanno , M. Reuter

We provide a novel perspective on "regularity" as a property of representations of the Weyl algebra. We first critique a proposal by Halvorson [2004, "Complementarity of representations in quantum mechanics", Studies in History and…

物理学史与哲学 · 物理学 2018-05-16 Benjamin Feintzeig , JB , Manchak , Sarita Rosenstock , James Owen Weatherall

In this paper, a general entropy-corrected FRW cosmological model has been presented in which a deceleration-to-acceleration transition occurs according to recent observations. We found that the case for the flat universe ($k=0$), supported…

广义相对论与量子宇宙学 · 物理学 2019-10-23 Nasr Ahmed , Sultan Z. Alamri

Recently, Faria et al [Phys. Lett. A 305 (2002) 322] discussed an example in which the Heisenberg and the Schrodinger pictures of quantum mechanics gave different results. We identify the mistake in their reasoning and conclude that the…

量子物理 · 物理学 2014-11-18 H. Nikolic

It is demonstrated that the recently proposed pseudoclassical model for Weyl particles [1] (D.M. Gitman, A.E. Goncalves and I.V. Tyutin, Phys. Rev. D 50 (1994) 5439) is classically inconsistent. A possible way of removing the classical…

高能物理 - 理论 · 物理学 2007-05-23 Jose L. Cortes , Mikhail S. Plyushchay

We revisit the problem of mutually unbiased measurements in the context of estimating the unknown state of a $d$-level quantum system, first studied by W. K. Wootters and B. D. fields[7] in 1989 and later investigated by S. Bandyopadhyay et…

量子物理 · 物理学 2007-05-23 K. R. Parthasarathy

The first principles analysis of the radiation by an arbitrary source in a flat Friedmann-Robertson-Walker space-time is presented. The obtained analytical solution explicitly shows that the cosmological redshift is not of kinematic origin…

经典物理 · 物理学 2009-07-03 Neil V. Budko

In this paper we present a Friedmann-Robertson-Walker cosmological model conformally coupled to a massive scalar field where the WKB approximation fails to reproduce the exact solution to the Wheeler-DeWitt equation for large Universes. The…

广义相对论与量子宇宙学 · 物理学 2009-10-22 Esteban Calzetta , Juan Jose Gonzalez

We investigate the Cauchy problem for the half wave Schr\"odinger equation in the energy space. We derive the local well-posedness in the energy space for the odd power type nonlinearities under certain additional assumption for the initial…

偏微分方程分析 · 数学 2022-03-02 Isao Kato