2-torsion in the n-solvable filtration of the knot concordance group

2-torus manifolds, cobordism and small covers

2-Turn Helical Antenna with Extremely Small Pitch Angle

2-um space LIDAR for water vapor and wind measurements

2-universal Hermitian lattices over imaginary quadratic fields

2-Variable Boolean Operation -- its use in Pattern Formation

2-Vector Spaces and Groupoids

2. AGN, Starbursts and Star-Forming Galaxies

2. International Planetary Science Conference. 24. Annual Meeting of the Division for Planetary Sciences (DPS) of the American Astronomical Society (AAS), Munich (Germany), 12 - 16 Oct 1992. Abstracts of presented papers.

2. Outer space and economics

2. Sezda Ukrainskoj Astronomicheskoj Assotsiatsii. (2. Congress of the Ukrainian Astronomical Association), Kiev (Ukraine), 17 - 19 Jun 1993.

2. Symposium on Reversals, Secular Variation and Dynamo Theory, Santa Fe, NM (USA), 6 - 10 Aug 1990.

2.0 - 2.4 μm Spectra of Europa and Ariel

2.0 to 2.4 micron spectroscopy of T Tauri stars

2.1 meter (82 inch) Slip Ring By-Pass Project

2.1 micron H2 emission - High-spectral-resolution observations of the Orion Nebula

2.1 um CW Raman Laser in GeO2 Fiber

2.1 μm images of the evolved stellar disk and the morphological classification of spiral galaxies

2.12 Micron Molecular Hydrogen Emission from Circumstellar Disks Embedded in the Orion Nebula

2.2 and 1300 μm observations of a complete sample of southern quasars.