<正> In this paper,an ADM mass formula for asymptotically de Sitter(dS) space-time is derived from theenergy-momentum tensor.We take the vacuum dS space as the
<正>The Casimir effect of a piston for massless scalar fields which satisfy Dirichlet boundary conditions in the context of five-dimensional Randall-Sundrum mod
<正> Theories with ingredients like the Higgs mechanism,gravitons,and infiaton fields rejuvenate the ideathat relativistic kinematics is dynamically emergent.Et
<正> In this note we make a test of the open topological string version of the OSV conjecture in the toricCalabi-Yau manifold X = O(-3)→P~2 with background D4-