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大质量BTZ黑洞的WCCC验证 被引量:1
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作者 聂维福 《科学技术创新》 2021年第31期156-158,共3页
当带电粒子被大质量BTZ黑洞吸收时,通过Hamilton-Jacobi方程计算出视界附近的能量-动量关系。利用能量-动量关系验证正常相空间和扩展相空间情况下黑洞的WCCC。在一般相空间中,极端黑洞和近极端黑洞的WCCC都是有效的。在扩展相空间中,... 当带电粒子被大质量BTZ黑洞吸收时,通过Hamilton-Jacobi方程计算出视界附近的能量-动量关系。利用能量-动量关系验证正常相空间和扩展相空间情况下黑洞的WCCC。在一般相空间中,极端黑洞和近极端黑洞的WCCC都是有效的。在扩展相空间中,极端黑洞的WCCC是有效的,而近极端黑洞由于极值的影响参数较多,所以WCCC不能准确得出是否有效。 展开更多
关键词 Gadanken试验 大质量BTZ黑洞 wccc 扩展相空间 带电粒子
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The Reissner-Nordström black hole surrounded by quintessence may not be destroyed
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作者 唐浩 张甲 《Chinese Physics B》 SCIE EI CAS CSCD 2023年第12期270-274,共5页
In the study of weak cosmic censorship conjectures(WCCC),some research finds that the Reissner-Nordström black hole might be destroyed by a test particle with particular mass and charge under some conditions,whic... In the study of weak cosmic censorship conjectures(WCCC),some research finds that the Reissner-Nordström black hole might be destroyed by a test particle with particular mass and charge under some conditions,which means that the naked singularity of the black hole could be observed.This is not allowed in WCCC.We have never observed such naked singularities which should not exist in theory,so we need to find a proper way to protect the black hole from being destroyed by such particles.In this paper,we study a Reissner-Nordström black hole that is surrounded by quintessence(RN-Q)and find that the black hole would be stable and safe because of the effective potential barrier induced by the quintessence term.This result may also show in a sense that the quintessence might have more potential value. 展开更多
关键词 weak cosmic censorship conjectures(wccc) black hole QUINTESSENCE naked singularity
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