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Gauge Gravitational Field in a Fractal Space-Time
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作者 m. agop Camelia Popa Anca Harabagiu 《Communications in Theoretical Physics》 SCIE CAS CSCD 2008年第11期1197-1204,共8页
就时空的分数维的结构而言,在拓扑的尺寸 DT = 的规模相关性理论 2 被造。在这一 conjecture,这时空的 geodesics 暗示量力学的水动力学模型。随后,计量器分数维的时空上的重力的地被给。然后,计量器组, gauge-covariant 衍生物,... 就时空的分数维的结构而言,在拓扑的尺寸 DT = 的规模相关性理论 2 被造。在这一 conjecture,这时空的 geodesics 暗示量力学的水动力学模型。随后,计量器分数维的时空上的重力的地被给。然后,计量器组, gauge-covariant 衍生物,计量器地的力量张肌,计量器不变的 Lagrangean,计量器潜力的地方程和计量器精力动量张肌被决定。最后,使用这个模型, ReissnerNordstr ? m 类型度量标准被获得。 展开更多
关键词 分形时空 相对性理论 重力场 度量
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Reissner-Nordstrom-de-Sitter-type Solution by a Gauge Theory of Gravity
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作者 V. Enache Camelia Popa +1 位作者 V. Paun m. agop 《Chinese Physics Letters》 SCIE CAS CSCD 2008年第10期3570-3573,共4页
We use the theory based on a gravitational gauge group (Wu's model) to obtain a spherical symmetric solution of the field equations for the gravitational potential on a Minkowski spacetime. The gauge group, the gau... We use the theory based on a gravitational gauge group (Wu's model) to obtain a spherical symmetric solution of the field equations for the gravitational potential on a Minkowski spacetime. The gauge group, the gauge covariant derivative, the strength tensor of the gauge feld, the gauge invariant Lagrangean with the cosmological constant, the field equations of the gauge potentiaIs with a gravitational energy-momentum tensor as well as with a tensor of the field of a point like source are determined. Finally, a Reissner-Nordstrom-de Sitter-type metric on the gauge group space is obtained. 展开更多
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