Investigations of Ra$^+$ properties to test possibilities of new optical frequency standards

Ion dynamics in a linear radio-frequency trap with a single cooling laser

Ion temperature troughs and interhemispheric transport observed in the equatorial ionosphere

Ion Transport and Loss in the Quiet Terrestrial Ring Current

Ion-assisted ground-state cooling of a trapped polar molecule

Ion-atom cold collision: Formation of cold molecular ion by radiative processes

Ion-atom collisions in Sun atmosphere (Mihajlov+ 1994)

Ionization and Recombination with Electrons: Laboratory Measurements and Observational Consequences

Ionization balance for optically thin plasmas (Mazzotta+ 1998)

Ionization Balance, Chemical Abundance, and the Metagalactic Radiation Field at High Redshift

Ionization branching ratio control with a resonance attosecond clock

Ionization dynamics in intense pulsed laser radiation. Effects of frequency chirping

Ionization in a frozen Rydberg gas with attractive or repulsive potentials

Ionization of a Model Atom: Exact Results and Connection with Experiment

Ionization of highly charged relativistic ions by neutral atoms and ions

Ionization of hydrogen and hydrogenic ions by antiprotons

Ionization of hydrogen and ionized helium by slow antiprotons

Ionization of hydrogen atoms by electron impact at 1eV, 0.5eV and 0.3eV above threshold

Ionization of oriented targets by intense circularly polarized laser pulses: Imprints of orbital angular nodes in the 2D momentum distribution

Ionization of Rydberg atoms by blackbody radiation