Orbiting Resonances and Bound States in Molecular Scattering

Orientation-to-alignment conversion and spin squeezing

Origin of Plateau and Species dependence of Laser-Induced High-Energy Photoelectron Spectra

Origin of Unexpected Low Energy Structure in Photoelectron Spectra Induced by Mid-Infrared Strong Laser Fields

Ortho:para-H2 ratio in C and J shocks (Wilgenbus+, 2000)

Oscillations in the total photodetachment cross sections of a linear triatomic negative ion

Oscillator and collision strengths in NI (Tayal+, 2006)

Oscillator Strengths and Radiative Rates for FeXV (Deb+, 1999)

Oscillator strengths for ClII lines (Tayal+, 2004)

Oscillator strengths for Li-like ions (Nahar, 2002)

Oscillator strengths for lines in J & H bands (Melendez+, 1999)

Oscillator strengths for Mg(+) transitions

Oscillator Strengths for SiVI (Coutinho+, 1999)

Output coupling for an atom laser by state change

Overlapping resonances in nuclei coupling to the atomic shells

OVII radiative and excitation rates (Aggarwal+, 2008)

Oxygen emissions in the night airglow of the earth, Venus and Mars

Oxygen recombination lines from Cas A knots (Docenko+, 2008)