Photoionization of the aqueous phase: clusters, droplets and liquid jets

R Signorell, B Winter - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
This perspective article reviews specific challenges associated with photoemission
spectroscopy of bulk liquid water, aqueous solutions, water droplets and water clusters. The …

Photoemission from free particles and droplets

L Ban, BL Yoder, R Signorell - Annual review of physical …, 2020 - annualreviews.org
Intriguing properties of photoemission from free, unsupported particles and droplets were
predicted nearly 50 years ago, though experiments were a technical challenge. The last few …

Solvated dielectrons from optical excitation: An effective source of low-energy electrons

S Hartweg, J Barnes, BL Yoder, GA Garcia, L Nahon… - Science, 2023 - science.org
Low-energy electrons dissolved in liquid ammonia or aqueous media are powerful reducing
agents that promote challenging reduction reactions but can also cause radiation damage to …

Electron scattering in liquid water and amorphous ice: a striking resemblance

R Signorell - Physical review letters, 2020 - APS
The lack of accurate low-energy electron scattering cross sections for liquid water is a
substantial source of uncertainty in the modeling of radiation chemistry and biology. The use …

Nanofocusing, shadowing, and electron mean free path in the photoemission from aerosol droplets

R Signorell, M Goldmann, BL Yoder, A Bodi… - Chemical Physics …, 2016 - Elsevier
Angle-resolved photoelectron spectroscopy of aerosol droplets is a promising method for the
determination of electron mean free paths in liquids. It is particularly attractive for volatile …

Electron scattering in large water clusters from photoelectron imaging with high harmonic radiation

TE Gartmann, S Hartweg, L Ban… - Physical Chemistry …, 2018 - pubs.rsc.org
Low-energy electron scattering in water clusters (H2O) n with average cluster sizes of< n><
700 is investigated by angle-resolved photoelectron spectroscopy using high harmonic …

A pulsed uniform Laval expansion coupled with single photon ionization and mass spectrometric detection for the study of large molecular aggregates

B Schläppi, JH Litman, JJ Ferreiro, D Stapfer… - Physical Chemistry …, 2015 - pubs.rsc.org
We report on a new instrument that allows for the investigation of weakly-bound molecular
aggregates under equilibrium conditions (constant temperature and pressure). The …

Relaxation dynamics and genuine properties of the solvated electron in neutral water clusters

TE Gartmann, L Ban, BL Yoder, S Hartweg… - The journal of …, 2019 - ACS Publications
We have investigated the solvation dynamics and the genuine binding energy and
photoemission anisotropy of the solvated electron in neutral water clusters with a …

Angle-resolved photoemission of solvated electrons in sodium-doped clusters

AHC West, BL Yoder, D Luckhaus… - The journal of …, 2015 - ACS Publications
Angle-resolved photoelectron spectroscopy of the unpaired electron in sodium-doped water,
methanol, ammonia, and dimethyl ether clusters is presented. The experimental …

Observation of propane cluster size distributions during nucleation and growth in a Laval expansion

JJ Ferreiro, S Chakrabarty, B Schläppi… - The Journal of chemical …, 2016 - pubs.aip.org
We report on molecular-level studies of the condensation of propane gas and
propane/ethane gas mixtures in the uniform (constant pressure and temperature) postnozzle …