Physical Acceptability of Isolated, Static, Spherically Symmetric, Perfect Fluid Solutions of Einstein's Equations

Physical and Geometric Interpretations of the Riemann Tensor, Ricci Tensor, and Scalar Curvature

Physical and Geometrical Interpretation of the epsilon <= 0 Szekeres Models

Physical Applications of a Generalized Clifford Calculus (Papapetrou equations and Metamorphic Curvature)

Physical aspects of naked singularity explosion - How does a naked singularity explode? --

Physical attributes of a mechanism behind matter field deformation in non-commutative gravity

Physical boundary Hilbert space and volume operator in the Lorentzian new spin-foam theory

Physical boundary state for the quantum tetrahedron

Physical causes of energy-density inhomogenization and stability of energy-density homogeneity in relativistic self--gravitating fluids

Physical Components, Coordinate Components, and the Speed of Light

Physical Consequences of a Theory with Dynamical Volume Element

Physical Consequences of Moving Faster than Light in Empty Space

Physical Consequences of the Interpretation of the Skew Part of $g_{μν}$ in Einstein's Nonsymmetric Unified Field Theory

Physical decomposition of the gauge and gravitational fields

Physical Diffeomorphisms in Loop Quantum Gravity

Physical Effects of Extra Dimension and Concomitant Map between Photons and Gravitons in Randall-Sundrum Brane-World Scenario

Physical effects of the Immirzi parameter

Physical equivalence between the covariant and physical graviton two-point functions in de Sitter spacetime

Physical evolution in Loop Quantum Cosmology: The example of vacuum Bianchi I

Physical Identifications for the Algebraic Quantities of Five-Dimensional Relativity