Quantum mechanical (QM) calculations are critical in quantitatively understanding the
relationship between the structure and physicochemical properties of various chemical …

Gas-phase anions present an ideal playground for the exploration of excited-state dynamics.
They offer control in terms of the mass, extent of solvation, internal temperature, and …

The recently developed method of frequency-, angle-, and time-resolved photoelectron
imaging (FAT-PI) applied to the study of the dynamics of resonances of open-shell anions is …

Understanding the excited-state properties of luminescent biomolecules is of central
importance to their biophysical applications. In this study, we develop the Electrostatically …

Nonvalence states of neutral molecules (Rydberg states) play important roles in
nonadiabatic dynamics of excited states. In anions, such nonadiabatic transitions between …

Hydrogen bonding interactions between biological chromophores and their surrounding
protein and solvent environment significantly affect the photochemical pathways of the …

Resonances in polyaromatic hydrocarbon (PAH) anions are key intermediates in a number
of processes such as electron transfer in organic electronics and electron attachment in the …

Photoactive proteins that efficiently and selectively transfer light energy into a physical
response are ubiquitous in nature. The small molecule chromophores that lie at the heart of …

Ab initio electron-propagator calculations continue to be useful companions to experimental
investigations of electronic structure in molecular anions. A new generation of electron …

Isolated π-stacked dimer radical anions present the simplest model of an excess electron in
a π-stacked environment. Here, frequency-, angle-, and time-resolved photoelectron …