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gr-qc2008★ 9 cited
Cosmological Imprint of the Second Law of Thermodynamics
Hyeong-Chan Kim, Jae-Weon Lee, Jungjai Lee
We study the evolution of the universe in the presence of inflaton, matter, radiation, and holographic dark energy. The time evolution of the scale factor is obtained by solving th…
gr-qc2007★ 13 cited
Extraordinary vacuum black string solutions
Hyeong-Chan Kim, Jungjai Lee
In addition to the boosted static solution there are two other classes of stationary string-like solutions of the vacuum Einstein equation in (4+1)-dimensions. Each class is charac…
gr-qc2007★ 2 cited
Black string and velocity frame dragging
Jungjai Lee, Hyeong-Chan Kim
We investigate velocity frame dragging with the boosted Schwarzschild black string solution and the boosted Kaluza-Klein bubble solution, in which a translational symmetry along th…