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We propose a simple field theory reproducing the MOND phenomenology at galaxy scale, while predicting negligible deviations from general relativity at small scales thanks to an extended Vainshtein ("k-mouflage") mechanism induced by a…

广义相对论与量子宇宙学 · 物理学 2011-09-15 Eugeny Babichev , Cedric Deffayet , Gilles Esposito-Farese

The Modified Newtonian Dynamics (MOND) has been formulated as a modification of the Poisson equation for the Newtonian gravitational field. This theory generically predicts a violation of the strong version of the equivalence principle, and…

宇宙学与河外天体物理 · 物理学 2011-04-26 Luc Blanchet , Jerome Novak

To further test MOdified Newtonian Dynamics (MOND) on galactic scales -- originally proposed to explain the rotation curves of disk galaxies without dark matter -- we study a sample of six strong gravitational lensing early-type galaxies…

天体物理学 · 物理学 2008-11-26 Ignacio Ferreras , Mairi Sakellariadou , Muhammad Furqaan Yusaf

Modified Newtonian dynamics (MOND) is an empirical theory originally proposed to explain the rotation curves of spiral galaxies by modifying the gravitational acceleration, rather than by invoking dark matter. Here,we set constraints on…

星系天体物理 · 物理学 2015-10-28 Fabio Iocco , Miguel Pato , Gianfranco Bertone

Modified Newtonian Dynamics (MOND) is one of the most popular alternative theories of dark matter to explain the missing mass problem in galaxies. Although it remains controversial regarding MOND as a fundamental theory, MOND phenomenology…

星系天体物理 · 物理学 2023-10-25 Man Ho Chan , Ka Chung Law

We examine black hole thermodynamics within the framework of modified Renyi entropy and explore its implications in Modified Newtonian Dynamics (MOND), an extension of Newton second law proposed to explain galaxy rotation curves without…

广义相对论与量子宇宙学 · 物理学 2025-05-19 Everton M. C. Abreu , Jorge Ananias Neto

Modified Newtonian dynamics (MOND) is an alternative theory of gravity that aims to explain large-scale dynamics without recourse to any form of dark matter. However the theory is incomplete, lacking a relativistic counterpart, and so makes…

天体物理学 · 物理学 2008-11-26 Daniel J. Mortlock , Edwin L. Turner

Modified Newtonian dynamics (MOND) is an empirically motivated modification of Newtonian gravity or inertia suggested by Milgrom as an alternative to cosmic dark matter. The basic idea is that at accelerations below a0 ~ 10^{-8} cm/s^2 ~…

天体物理学 · 物理学 2009-11-07 Robert H. Sanders , Stacy S. McGaugh

The Modified Newtonian Dynamics (MOND) generically predicts a violation of the strong version of the equivalence principle. As a result the gravitational dynamics of a system depends on the external gravitational field in which the system…

宇宙学与河外天体物理 · 物理学 2011-06-01 Luc Blanchet , Jerome Novak

The Modified Newtonian Dynamics (MOND) paradigm generically predicts that the external gravitational field in which a system is embedded can produce effects on its internal dynamics. In this communication, we first show that this External…

星系天体物理 · 物理学 2015-11-10 A. Hees , B. Famaey , G. W. Angus , G. Gentile

An alternative theory of gravity has recently been proposed by Bekenstein, named Tensor-Vector-Scalar (TeVeS) theory, which can explain many galactic and cosmological observations without the need for dark matter. Whilst this theory passes…

广义相对论与量子宇宙学 · 物理学 2009-11-13 Hajime Sotani

The modified newtonian dynamics (MOND) paradigm of Milgrom can boast of a number of successful predictions regarding galactic dynamics; these are made without the assumption that dark matter plays a significant role. MOND requires…

天体物理学 · 物理学 2014-10-13 Jacob D. Bekenstein

TeVeS uses a dynamical vector field with timelike unit norm constraint to specify a preferred local frame. When matter moves slowly in this frame - the so-called quasi-static regime - Modified Newtonian Dynamics (MoND) results. Theories…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Carlo R. Contaldi , Toby Wiseman , Benjamin Withers

The Modified dynamics (MOND) has been propounded as an alternative to Dark matter. It imputes the mass discrepancy in galaxy systems to failure of standard dynamics in the limit of small accelerations. After a brief description of the MOND…

天体物理学 · 物理学 2007-05-23 Mordehai Milgrom

I review the history and development of Modified Newtonian Dynamics (MOND) beginning with the phenomenological basis as it existed in the early 1980s. I consider Milgrom's papers of 1983 introducing the idea and its consequences for…

物理学史与哲学 · 物理学 2014-07-30 R. H. Sanders

In a recent paper by Ambr\'osio et al. [arXiv:2405.14799], it was shown that the gravitational force law of the Modified Newtonian Dynamics (MOND) phenomenology can be derived within the framework of entropic gravity and the holographic…

广义相对论与量子宇宙学 · 物理学 2024-06-05 Julius Lehmann

I discuss open theoretical questions pertaining to the modified dynamics (MOND)--a proposed alternative to dark matter, which posits a breakdown of Newtonian dynamics in the limit of small accelerations. In particular, I point the reasons…

天体物理学 · 物理学 2009-11-07 Mordehai Milgrom

Observations of galaxies suggest a one-to-one analytic relation between the inferred gravity of dark matter at any radius and the enclosed baryonic mass, a relation summarized by Milgrom's law of modified Newtonian dynamics (MOND). However,…

天体物理学 · 物理学 2009-11-13 Jean-Philippe Bruneton , Stefano Liberati , Lorenzo Sindoni , Benoit Famaey

Modified Newtonian dynamics (MOND), which postulates a breakdown of Newton's laws of gravity/dynamics below some critical acceleration threshold, can explain many otherwise puzzling observational phenomena on galactic scales. MOND competes…

宇宙学与河外天体物理 · 物理学 2024-03-15 David Vokrouhlický , David Nesvorný , Scott Tremaine

Based on Newtonian dynamics, observations show that the luminous masses of astrophysical objects that are the size of a galaxy or larger are not enough to generate the measured motions which they supposedly determine. This is typically…

广义相对论与量子宇宙学 · 物理学 2016-04-22 Chung-Ming Ko