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In this paper we study the effects of the Generalized Uncertainty Principle (GUP) on the spectrum of a particle that is bouncing vertically and elastically on a smooth reflecting floor in the Earth's gravitational field (a quantum bouncer).…

高能物理 - 理论 · 物理学 2011-03-23 Kourosh Nozari , Pouria Pedram

Based on the generalized uncertainty principle (GUP), proposed by some approaches to quantum gravity such as string theory and doubly special relativity theories, we investigate the effect of GUP on the thermodynamic properties of compact…

广义相对论与量子宇宙学 · 物理学 2013-03-25 Ahmed Farag Ali , A. Tawfik

We present a higher order generalized (gravitational) uncertainty principle (GUP) in the form $[X,P]=i\hbar/(1-\beta P^2)$. This form of GUP is consistent with various proposals of quantum gravity such as string theory, loop quantum…

高能物理 - 理论 · 物理学 2015-03-19 Pouria Pedram

The existence of a minimal measurable length is a common feature of various approaches to quantum gravity such as string theory, loop quantum gravity and black-hole physics. In this scenario, all commutation relations are modified and the…

高能物理 - 理论 · 物理学 2012-01-16 Pouria Pedram

The Generalized Uncertainty Principle arises from the Heisenberg Uncertainty Principle when gravity is taken into account, so the leading order correction to the standard formula is expected to be proportional to the gravitational constant…

广义相对论与量子宇宙学 · 物理学 2009-10-06 Cosimo Bambi

The possibility of finding the measurable maximal energy and the minimal time interval is discussed in different quantum aspects. It is found that the linear generalized uncertainty principle (GUP) approach gives a non-physical result.…

广义相对论与量子宇宙学 · 物理学 2014-06-11 Eiman Abou El Dahab , Abdel Nasser Tawfik

Generalized Uncertainty Principle (GUP) has brought the idea of existence of minimum measurable length in Quantum physics. Depending on this GUP, non-relativistic Hamiltonian at the Planck scale is modified. In this article, we construct…

高能物理 - 理论 · 物理学 2014-05-07 Sudipta das , Souvik Pramanik

In the present contribution, a preliminary analysis of the effects of the Generalized Uncertainty Principle (GUP) with a minimum length, in the context of compact stars, is performed. On basis of a deformed Poisson canonical algebra with a…

广义相对论与量子宇宙学 · 物理学 2025-08-21 João Gabriel Galli Gimenez , Dimiter Hadjimichef , Peter O. Hess , Marcelo Netz-Marzola , César A. Zen Vasconcellos

Very recently authors in [5] proposed a new Generalized Uncertainty Principle (or GUP) with a linear term in Plank length. In this Letter the effect of this GUP is studied in quantum cosmological models with dust and cosmic string as the…

广义相对论与量子宇宙学 · 物理学 2011-05-11 Barun Majumder

We consider quantum gravity corrections to the maximum entropic force that arise from several gravitational uncertainty principles. These include the Generalized Uncertainty Principle (GUP), the Extended Uncertainty Principle (EUP), the…

广义相对论与量子宇宙学 · 物理学 2026-05-11 Jonas Mureika , Elias C. Vagenas

The Generalized Uncertainty Principle (GUP) has been directly applied to the motion of (macroscopic) test bodies on a given space-time in order to compute corrections to the classical orbits predicted in Newtonian Mechanics or General…

广义相对论与量子宇宙学 · 物理学 2020-06-17 R. Casadio , F. Scardigli

There are several theoretical indications that the quantum gravity approaches may have predictions for a minimal measurable length, and a maximal observable momentum and throughout a generalization for Heisenberg uncertainty principle. The…

综合物理 · 物理学 2015-12-22 Abdel Nasser Tawfik , H. Magdy , A. Farag Ali

We investigate the generalized uncertainty principle (GUP) corrections to the entropy content and the information flux of black holes, as well as the corrections to the sparsity of the Hawking radiation at the late stages of evaporation. We…

广义相对论与量子宇宙学 · 物理学 2018-02-23 Ana Alonso-Serrano , Mariusz P. Dabrowski , Hussain Gohar

In this paper, we study the effects of Generalized Uncertainty Principle(GUP) and Modified Dispersion Relations(MDRs) on the thermodynamics of ultra-relativistic particles in early universe. We show that limitations imposed by GUP and…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Kourosh Nozari , Behnaz Fazlpour

We show that implementing a generalized uncertainty principle (GUP) with both minimal length and maximal momentum directly on the reduced phase space of the Schwarzschild black hole (BH) leads to a finite and discrete mass spectrum, a…

广义相对论与量子宇宙学 · 物理学 2026-04-13 S. Jalalzadeh , H. Moradpour

Very recently Ali et al.(2009) proposed a new generalized uncertainty principle (or GUP) with a linear term in Plank length which is consistent with doubly special relativity and string theory. The classical and quantum effects of this…

广义相对论与量子宇宙学 · 物理学 2011-09-21 Barun Majumder

The Generalized Uncertainty Principle (GUP) has been discussed in the thick braneworld scenario. By considering Rydberg atoms in this background, we show that the spacetime geometry affects Maxwell equations inducing an effective dielectric…

高能物理 - 理论 · 物理学 2023-05-08 A. S. Lemos , F. A. Brito

We use the Schr\"odinger--Newton equation to calculate the regularized self-energy of the particle using a regular self-gravitational and electrostatic potential derived in the string T-duality. The particle mass $M$ is no longer…

高能物理 - 理论 · 物理学 2024-11-11 Kimet Jusufi , Ahmed Farag Ali

One can use the generalized uncertainty principle (GUP) to incorporate the minimum measurable length in quantum gravity. It may be interesting to have a minimal time interval as well as the minimal length in the relativistic version of…

综合物理 · 物理学 2020-10-07 M. Seifi , A. S. Sefiedgar

In a recent paper, we presented a nonperturbative higher order generalized uncertainty principle (GUP) that is consistent with various proposals of quantum gravity such as string theory, loop quantum gravity, doubly special relativity, and…

高能物理 - 理论 · 物理学 2012-11-26 Pouria Pedram