Perturbation Theory in Lemaitre-Tolman-Bondi Cosmology

Perturbation Theory of the Cosmological Log-Density Field

Perturbations for transient acceleration

Perturbations in dark energy models with evolving speed of sound

Perturbations in Matter Bounce with Non-minimal Coupling

Perturbations of SNe Ia lightcurves, colors and spectral features by circumstellar dust

Perturbative Approach to the Gravitational Lensing by a Non-spherically Distorted Compact Object

Perturbed dark energy: classical scalar field versus tachyon

Perturbed Power-law parameters from WMAP7

PG 1115+080: variations of the A2/A1 flux ratio and new values of the time delays

PG 1553+113: five years of observations with MAGIC

Phantom behaviour and growth index anomalous evolution in viable f(R) gravity models

Phantom boundary crossing and anomalous growth index of fluctuations in viable f(R) models of cosmic acceleration

Phantom Crossing DGP Gravity

Phase Transitions in the Early Universe

Phase-space consistency of stellar dynamical models determined by separable augmented densities

PHAT Stellar Cluster Survey I. Year 1 Catalog and Integrated Photometry

PHAT: PHoto-z Accuracy Testing

Phenomenology of a Pseudo-Scalar Inflaton: Naturally Large Nongaussianity

Phenomenology of Gravitational Aether as a solution to the Old Cosmological Constant Problem