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Quasinormal ringing of black holes in Einstein aether theory (第272讲)
浏览量:1561    发布时间:2017-08-01 11:31:23

报告题目:Quasinormal ringing of black holes in Einstein aether theory

报告人:丁持坤

报告时间:14:00-15:00

报告地点:理A110

Title: Quasinormal ringing of black holes in Einstein aether theory

Abstract: The gravitational consequence of local Lorentz violation should show itself in derivation of the characteristic quasinormal ringing of black hole mergers from their general relativity case. In this paper, we study on quasinormal modes (QNMs) of the scalar and electromagnetic field perturbations to Einstein aether black holes. We find that quasinormal ringing of the first kind aether black hole is similar to that of another Lorentz violation model---the standard model extension. Compared to Schwarzschild black hole, both the first and the second kind aether black holes have larger damping rate and smaller real oscillation frequency of QNMs. And the differences are from 0.7 percent to 35 percents, those could be detected by new generation of gravitational antennas.

 

报告人: 丁持坤,理学博士,湖南人文科技学院物理学副教授。简历:1994.9—1997.6 衡阳师范学院学习;2005.9—2010.7 湖南师范大学理论物理专业研究生学习;20107月进入湖南人文科技学院工作。研究兴趣:量子场论、黑洞微扰及热力学、Lorentz破缺引力理论。


时间地点:8月1日 下午2点--3点 理A110
博学堂讲座
Quasinormal ringing of black holes in Einstein aether theory (第272讲)
浏览量:1561    发布时间:2017-08-01 11:31:23

报告题目:Quasinormal ringing of black holes in Einstein aether theory

报告人:丁持坤

报告时间:14:00-15:00

报告地点:理A110

Title: Quasinormal ringing of black holes in Einstein aether theory

Abstract: The gravitational consequence of local Lorentz violation should show itself in derivation of the characteristic quasinormal ringing of black hole mergers from their general relativity case. In this paper, we study on quasinormal modes (QNMs) of the scalar and electromagnetic field perturbations to Einstein aether black holes. We find that quasinormal ringing of the first kind aether black hole is similar to that of another Lorentz violation model---the standard model extension. Compared to Schwarzschild black hole, both the first and the second kind aether black holes have larger damping rate and smaller real oscillation frequency of QNMs. And the differences are from 0.7 percent to 35 percents, those could be detected by new generation of gravitational antennas.

 

报告人: 丁持坤,理学博士,湖南人文科技学院物理学副教授。简历:1994.9—1997.6 衡阳师范学院学习;2005.9—2010.7 湖南师范大学理论物理专业研究生学习;20107月进入湖南人文科技学院工作。研究兴趣:量子场论、黑洞微扰及热力学、Lorentz破缺引力理论。


时间地点:8月1日 下午2点--3点 理A110