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动态Dilaton-Maxwell黑洞的广义Stefan-Boltzmann定律
引用本文:孟庆苗,蒋继建,刘景伦,邓德力.动态Dilaton-Maxwell黑洞的广义Stefan-Boltzmann定律[J].物理学报,2009,58(1):78-82.
作者姓名:孟庆苗  蒋继建  刘景伦  邓德力
作者单位:菏泽学院物理系,菏泽 274015
基金项目:国家自然科学基金(批准号:10773002)和山东省教育厅科技计划项目(批准号:J07WJ49)资助的课题.
摘    要:利用动态Dilaton-Maxwell黑洞视界面附近的熵密度,导出黑洞的瞬时辐射流量,得到了任一时刻黑洞沿某一方向的瞬时辐射流量总是正比于在该方向上黑洞事件视界温度的四次方的结论. 导出的广义Stefan-Boltzmann系数不再是一个恒量,而是一个与黑洞视界面附近的时空度规、黑洞视界的变化率及黑洞的吸收与辐射系数有关的动比例系数.揭示了黑洞周围的引力场与其热辐射之间存在着必然的内在联系. 关键词: 熵密度 薄膜模型 瞬时辐射流量 广义Stefan-Boltzmann系数

关 键 词:熵密度  薄膜模型  瞬时辐射流量  广义Stefan-Boltzmann系数
收稿时间:2007-05-21
修稿时间:7/7/2008 12:00:00 AM

The generalized Stefan-Boltzmann's law of Dilaton-Maxwell non-stationary black hole
Meng Qing-Miao,Jiang Ji-Jian,Liu Jing-Lun,Deng De-Li.The generalized Stefan-Boltzmann's law of Dilaton-Maxwell non-stationary black hole[J].Acta Physica Sinica,2009,58(1):78-82.
Authors:Meng Qing-Miao  Jiang Ji-Jian  Liu Jing-Lun  Deng De-Li
Abstract:Using entropy density near event horizon of the non-stationary Dilaton-Maxwell black hole, the instantaneous emission flux is calculated, and we come to a conclusion that the instantaneous emission flux of blank hole in any direction at any time is always proportionate to the quartic power of temperature of the event horizon of black hole in that direction. It is found that the coefficient of generalized Stefan-Boltzmann is no longer a constant, but a dynamic proportional coefficient related to the rate of change of event horizon, the structure of space-time near event horizon and the radiation absorption coefficient of black hole. It shows that an inner relation between the gravitational field around black hole and its thermal radiation must exist.
Keywords:entropy density  thin film model  instantaneous emission flux  coefficient of generalized Stefan-Boltzmann
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