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We consider a freely falling holographic screen for the Schwarzschild and Reissner-Nordstr\"om black holes and evaluate the entropic force \`a la Verlinde. When the screen crosses the event horizon, the temperature of the screen agrees to…

广义相对论与量子宇宙学 · 物理学 2010-11-03 Ee Chang-Young , Myungseok Eune , Kyoungtae Kimm , Daeho Lee

Recently Verlinde has suggested a new approach to gravity which interprets gravitational interaction as a kind of entropic force. The new approach uses the holographic principle by stating that the information is kept on the holographic…

高能物理 - 理论 · 物理学 2010-12-09 R. A. Konoplya

In this work, incorporating the effect of the minimum measurable in momentum and maximal length, we studied thermodynamics property of Schwarzschild black hole and the Unruh effect. {\color{red} According to this scenario, we see that the…

广义相对论与量子宇宙学 · 物理学 2025-08-20 Bilel Hamil , Bekir Can Lütfüoğlu

We argue that the relativistic Unruh temperature cannot be associated with the bits on the screen, in the form considered by Verlinde. The acceleration $a$ is a scalar quantity (the modulus of the acceleration four vecor) and not a vector.…

高能物理 - 理论 · 物理学 2010-04-02 Hristu Culetu

We calculate the thermal renormalized energy-momentum tensor components of a massless scalar field, leading to trace anomaly, on a $(1+1)$ dimensional static black hole spacetime. Using these, the energy density and flux, seen by both…

广义相对论与量子宇宙学 · 物理学 2025-10-28 Saurav Samanta , Bibhas Ranjan Majhi

By following the spirit of Verlinde's entropic force proposal arXiv:1001.0785, we give the differential and integral form of the first law of thermodynamics on the holographic screen enclosing a spherical symmetric black hole. It is…

高能物理 - 理论 · 物理学 2011-06-07 Yi-Xin Chen , Jian-Long Li

There are several well-established methods for computing thermodynamics in single-horizon spacetimes. However, understanding thermodynamics becomes particularly important when dealing with spacetimes with multiple horizons. Multiple…

广义相对论与量子宇宙学 · 物理学 2023-09-29 Chiranjeeb Singha , Pritam Nanda , Pabitra Tripathy

We introduce the isothermal cavity, static holographic screen, and accelerating surface as holographic screen to study the entropic force in the presence of the Schwarzschild black hole. These may merge to provide a consistent holographic…

高能物理 - 理论 · 物理学 2010-05-19 Yun Soo Myung , Yong-Wan Kim

We investigate the thermodynamical properties of black holes in (3+1) and (2+1) dimensional Einstein gravity with a negative cosmological constant. In each case, the thermodynamic internal energy is computed for a finite spatial region that…

广义相对论与量子宇宙学 · 物理学 2009-10-22 J. D. Brown , J. Creighton , R. B. Mann

The Hawking temperature for Schwarzschild black hole $T_H=1/8\pi M$ is singular in the limit of vanishing mass $M\to 0$. However, the Schwarzschild metric itself is regular in this limit, it is reduced to the Minkowski metric and there are…

高能物理 - 理论 · 物理学 2021-04-27 Irina Aref'eva , Igor Volovich

A gravitational potential in the relativistic case is introduced as an alternative to Wald's potential used by Verlinde, which reproduces the familiar entropy/area relation S=A/4 (in the natural units) when Verlinde's idea is applied to the…

高能物理 - 理论 · 物理学 2010-05-19 Yu Tian , Xiaoning Wu

Applying the relation between Euclidean on-shell action in the bulk and free energy on the holographic screen to a test charged particle in the charged R-N black hole, we show that not only gravity but also electromagnetic force can be…

广义相对论与量子宇宙学 · 物理学 2010-03-10 Xiaomei Kuang , Yi Ling , Hongbao Zhang

The Hawking temperature of a Schwarzschild black hole can be heuristically derived by identifying the temperature with the inverse radius of the horizon up to a multiplicative constant. This does not work for more general black holes such…

广义相对论与量子宇宙学 · 物理学 2025-01-20 Michael R. R. Good , Yen Chin Ong

The Bekenstein-Hawking entropy is a cornerstone of horizon thermodynamics but quantum effects correct it, while inequivalent entropies arise also in non-extensive thermodynamics. Reviewing our previous work, we advocate for a new entropy…

广义相对论与量子宇宙学 · 物理学 2023-01-25 Shin'ichi Nojiri , Sergei D. Odintsov , Valerio Faraoni

We derive the entropic force in the presence of the Schwarzschild black hole by using the local equipartition rule and holographic principle. On the other hand, when using the Tolman temperature, one does not arrive at the Newtonian force…

高能物理 - 理论 · 物理学 2010-02-05 Yun Soo Myung

Black hole thermodynamics is the area of study that seeks to reconcile the laws of thermodynamics with the existence of black hole event horizons. Here we calculate the entropy corresponding to the interior of a Schwarzschild black hole for…

综合物理 · 物理学 2019-02-28 Sandip Dutta , Ritabrata Biswas

The Hawking-Unruh effect of thermal radiance from a black hole or observed by an accelerated detector is usually viewed as a geometric effect related to the existence of an event horizon. Here we propose a new viewpoint, that the detection…

广义相对论与量子宇宙学 · 物理学 2007-05-23 B. L. Hu

In recent years, the thermodynamic properties of black holes are topics of interests. We investigate the thermodynamic properties like surface gravity and Hawking temperature on event horizon of regular black holes viz. {\it Hayward Class}…

广义相对论与量子宇宙学 · 物理学 2019-03-11 Amritendu Haldar , Ritabrata Biswas

In this work we determine that the Hawking temperature of black holes possesses a purely topological nature. We find a very simple but powerful formula, based on a topological invariant known as the Euler characteristic, which is able to…

广义相对论与量子宇宙学 · 物理学 2019-02-27 Charles W. Robson , Leone Di Mauro Villari , Fabio Biancalana

Verlinde has suggested that the gravity has an entropic origin, and a gravitational system could be regarded as a thermodynamical system. It is well-known that the equipartition law of energy is invalid at very low temperature. Therefore,…

高能物理 - 理论 · 物理学 2011-05-05 Xin Li , Zhe Chang
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