A 7th-Century Korean Observatory
A 83Krm Source for Use in Low-background Liquid Xenon Time Projection Chambers
A 850 GHz SIS Receiver Employing Silicon Micro-Machining Technology
A 90-deg electrostatic prism for microparticle beam steering on a 2 MV van der Graaff dust accelerator
A 900-year (600 to 1500 A.D.) record of the Indian summer monsoon precipitation from the core monsoon zone of India
A 90GHz array for the Green Bank Telescope
A 95 GHz Survey of Methanol Masers (Valtts+, 1995)
A 96-Channel FPGA-based Time-to-Digital Converter
A AB-complex iron meteorite containing low-Ca clinopyroxene - northwest Africa 468 and its relationship to lodranites and formation by impact melting
a Aerosol-Plasma Facility for the Space Station
A Aid for Computing the Density of the Upper Atmosphere
A Analysis of Martian Photometry and Polarimetry
A and B branes from N=2 superspace
A and F stars abundances in the Hyades (Gebran+, 2010)
A Anomaly of the Magnetic Daily Variation at Honolulu
A Antarctic Telescope
A Aplicação de uma Nova Metodologia de Ensino de Física: O Aprendizado Colaborativo
A Appraisal of Photon Counter Measurements of Upper Atmosphere Parameters
A Astronomical and Geophysical Search for Scalar Gravitational Waves.
A Asymmetric biphase triplet structure as molecular tentacles was the principle for life evolution