Paraxial Light Beams with Angular Momentum

Paraxial meridional ray tracing equations from the unified reflection-refraction law via geometric algebra

Paraxial propagation in amorphous optical media with screw dislocation

Paraxial propagation in disclinated amorphous media

Paraxial theory of sum-frequency generation by side-walk alignment and phase-matching in uniaxial crystals

PARSEC: the laser for the VLT

Part 3 Hubble: A mirror up to [human] nature

Partial adaptive compensation and passive interferometry with large ground-based telescopes

Partial atmospheric correction with adaptive optics

Partial Correction for Turbulent Distortions in Telescopes

Partial correction of astronomical images with active mirrors

Partial Correction of Atmospherical Image Degradation. A Simple Model for Performance Evaluation

Partial polaroids in birefringent filters

Partial Resonances of Three-Phase Composites at Long Wavelengths

Partially coherent image formation in Asymmetric Illumination-based Differential Phase Contrast (AIDPC) and phase-retrieval

Partially-disordered photonic-crystal thin films for enhanced and robust photovoltaics

Participation of the Abastumani Astrophysical Observatory in Different Programs for Coordinated Investigation of Cyg X-1

Particle extinction measured at ambient conditions with differential optical absorption spectroscopy. 1. System setup and characterization

Particulate contamination control in the Optical Telescope Assembly for the Hubble Space Telescope

Partitioning of the linear photon momentum in multiphoton ionization