A phase-space approach to directional switching in semiconductor ring lasers
A photoelectric focus and seeing monitor for solar telescopes
A photometric and spectroscopic survey of large proper-motion stars
A Photometric Search for Young Massive Stars in the Galactic Center
A photon-camera star tracker for stellar interferometry
A photon-counting photodiode array detector for far ultraviolet (FUV) astronomy
A photonic crystal cavity-optical fiber tip nanoparticle sensor for biomedical applications
A photonic crystal nanocavity laser in an optically very thick slab
A picogram and nanometer scale photonic crystal opto-mechanical cavity
A piecewise deformable subreflector for compensation of Cassegrain main reflector errors
A Plan for a New Generation 2-METER Class Telescope in Indonesia
A planar magneto-inductive lens for three-dimensional subwavelength imaging
A Plethora of Negative-Refraction Phenomenons in Relativistic and Non-Relativistic Scenarios
A Point-Source Near Infrared Spectrograph for the Apache Point 3.5-m Telescope
A polarimetric search for ice crystals in the upper atmosphere of Venus
A Polaris seeing monitor
A polarized beam splitter using an anisotropic medium slab
A portable solar adaptive optics system: software and laboratory developments
A position sensitive phoswich hard X-ray detector system
a Position-Sensitive Detector for Hard X-Ray Astronomy.