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Related papers: Testing space-time non-commutativity with TianQin

200 papers

A quest for phenomenological footprints of quantum gravity is among the central scientific tasks in the rising era of gravitational wave astronomy. We study gravitational wave dynamics within the noncommutative geometry framework, based on…

General Relativity and Quantum Cosmology · Physics 2024-05-24 Nikola Herceg , Tajron Jurić , Andjelo Samsarov , Ivica Smolić , Kumar S. Gupta

We investigate the prospects of detecting gravitational waves from coalescing massive black hole binaries in the Universe with the TianQin observatory, a space-based gravitational wave interferometer proposed to be launched in the 2030s. To…

High Energy Astrophysical Phenomena · Physics 2019-08-14 Hai-Tian Wang , Zhen Jiang , Alberto Sesana , Enrico Barausse , Shun-Jia Huang , Yi-Fan Wang , Wen-Fan Feng , Yan Wang , Yi-Ming Hu , Jianwei Mei , Jun Luo

The direct detection of gravitational waves opens the possibility to test general relativity and its alternatives in the strong field regime. Here we focus on the test of the existence of extra dimensions. The classification of…

General Relativity and Quantum Cosmology · Physics 2024-02-26 Yu-Qiang Liu , Yu-Qi Dong , Yu-Xiao Liu

This review is focused on tests of Einstein's theory of general relativity with gravitational waves that are detectable by ground-based interferometers and pulsar-timing experiments. Einstein's theory has been greatly constrained in the…

General Relativity and Quantum Cosmology · Physics 2024-08-13 Nicolas Yunes , Xavier Siemens , Kent Yagi

We extend the non-commutative coordinates relationship into other than the Minkowski space-time. We clarify the non-commutativity dependency to the geometrical structure. As well as, we find an inverse map between Riemann's normal and…

General Physics · Physics 2018-11-27 Abolfazl Jafari

This review is focused on tests of Einstein's theory of General Relativity with gravitational waves that are detectable by ground-based interferometers and pulsar timing experiments. Einstein's theory has been greatly constrained in the…

General Relativity and Quantum Cosmology · Physics 2015-06-15 Nicolas Yunes , Xavier Siemens

A quantum field theoretical approach, in which a quantum probe is used to investigate the properties generic non-flat FLRW space-times is discussed. The probe is identified with a conformally coupled massless scalar field defined on a…

General Relativity and Quantum Cosmology · Physics 2016-01-27 Yevgeniya Rabochaya , Sergio Zerbini

In this paper, we carry out a systematic study of the prospect of testing general relativity with the inspiral signals of black hole binaries that could be detected with TianQin. The study is based on the parameterized post-Einsteinian…

General Relativity and Quantum Cosmology · Physics 2023-07-26 Changfu Shi , Mujie Ji , Jian-dong Zhang , Jianwei Mei

Space-borne gravitational wave (GW) detectors can detect the merger of massive black holes. The early warning and localization of GW events before merging can be used to inform electromagnetic telescopes and conduct multimessenger…

General Relativity and Quantum Cosmology · Physics 2024-06-17 Hong-Yu Chen , Xiang-Yu Lyu , En-Kun Li , Yi-Ming Hu

We study inverse problems for the Einstein-Maxwell equations. We prove that it is possible to generate gravitational waves from the nonlinear interactions of electromagnetic waves. By sending electromagnetic waves from a neighborhood of a…

Analysis of PDEs · Mathematics 2017-04-03 Matti Lassas , Gunther Uhlmann , Yiran Wang

The gravitational wave signal GW150914, recently detected by LIGO and Virgo collaborations, is used to place a bound on the scale of quantum fuzziness of non-commutative space-time. We show that the leading non-commutative correction to the…

General Relativity and Quantum Cosmology · Physics 2016-11-22 Archil Kobakhidze , Cyril Lagger , Adrian Manning

We investigate the impact of spacetime non-commutativity on the tidal deformability of compact objects and explore the feasibility of detecting non-commutative (NC) effects through gravitational wave (GW) observations. We considered NC…

General Relativity and Quantum Cosmology · Physics 2025-05-02 Junting Peng , Yanbo Zhao , Antonino Marciano

An unified structure of noncommutative space-time for both gravity and particle physics is presented. This gives possibilities of testing the idea of noncommutative space-time at the currently available energy scale. There are several…

High Energy Physics - Phenomenology · Physics 2008-02-03 Nguyen Ai Viet

In this talk I review a series of recent conceptual developments at the interface of the quantum and gravitational realms. Wherever possible, I comment on the possibility to probe the interface experimentally. It is concluded that the…

General Relativity and Quantum Cosmology · Physics 2007-05-23 D. V. Ahluwalia

We report the plausibility of using quantum mechanical transitions, induced by the combined effect of Gravitational wave (GW) and noncommutative (NC) structure of space, among the states of a 2-dimensional harmonic oscillator, to probe the…

General Relativity and Quantum Cosmology · Physics 2017-01-04 Anirban Saha , Sunandan Gangopadhyay

Two new observational windows have been opened to strong gravitational physics: gravitational waves, and very long baseline interferometry. This suggests observational searches for new phenomena in this regime, and in particular for those…

General Relativity and Quantum Cosmology · Physics 2019-08-07 Steven B. Giddings , Seth Koren , Gabriel Treviño

Recent non-detection of gravitational-wave backgrounds from pulsar timing arrays casts further uncertainty on the evolution of supermassive black hole binaries. We study the capabilities of current gravitational-wave observatories to detect…

Cosmology and Nongalactic Astrophysics · Physics 2016-03-14 Pablo A. Rosado , Paul D. Lasky , Eric Thrane , Xingjiang Zhu , Ilya Mandel , Alberto Sesana

When gravitational waves (GWs) pass by a massive object on its way to Earth, a strong gravitational lensing effect will happen. Thus, the GW signal will be amplified, deflected, and delayed in time. Through analyzing the lensed GW waveform,…

General Relativity and Quantum Cosmology · Physics 2023-10-09 Xin-yi Lin , Jian-dong Zhang , Liang Dai , Shun-Jia Huang , Jianwei Mei

The direct detection of gravitational waves provides the opportunity to measure fundamental aspects of gravity which have never been directly probed before, including the polarization of gravitational waves. In the context of searches for…

General Relativity and Quantum Cosmology · Physics 2017-08-18 Maximiliano Isi , Matthew Pitkin , Alan J. Weinstein

With the strong evidence for a gravitational wave (GW) background in the nanohertz frequency band from pulsar timing arrays, the detection of continuous GWs from individual supermassive black hole binaries is already at the dawn. Utilizing…

General Relativity and Quantum Cosmology · Physics 2024-10-23 Dicong Liang , Siyuan Chen , Chao Zhang , Lijing Shao