2-D spectrophotometry of the near-nucleus regions of comets.

2-D Spectroscopic Observations of O II Recombination Lines in the Planetary Nebula NGC 7009

2-D spectroscopy and modeling of the biconical ionized gas in NGC 4388

2-D spectroscopy of polar-ring galaxies candidates. II. The peculiar galaxies NGC 2748 and UGC 4385

2-D Stellar Evolution Code Including Arbitrary Magnetic Fields. I. Mathematical Techniques and Test Cases

2-D structure of solar wind speed and heliospheric current sheet

2-D Three Fluid Simulation of Upstreaming Ions Above Auroral Precipitation

2-D Tomographic Imaging Across the North American Mid-Continent Rift System

2-D traveltime and waveform inversion for improved seismic imaging: Naga Thrust and Fold Belt, India

2-D vs. 3-D Grain-Size Analysis Techniques: A Comparison Applied to Metal Grains in Gujba

2-D, nonlinear spectral simulation of reconnective transitions on a periodic, planar current sheet with (1) smooth and (2) corrugated conducting wall boundary conditions with flow

2-D/3-D irregular shortest-path ray tracing for multiple arrivals and its applications

2-D/3-D multiply transmitted, converted and reflected arrivals in complex layered media with the modified shortest path method

2-day, 3-day, and 5-6-day oscillations of the geomagnetic field detected by principal component analysis

2-day-old Moon over Teton Mountains

2-Degenerate Bertrand curves in Minkowski spacetime

2-Dimension from the topological viewpoint

2-dimensional dilatonic gravity from multidimensional Einstein gravity.

2-Dimensional Dipolar Scattering

2-dimensional FDTD simulations of plasma wave propagations in the ionosphere