From atoms to aerosols: probing clusters and nanoparticles with synchrotron based mass spectrometry and X-ray spectroscopy

M Ahmed, O Kostko - Physical Chemistry Chemical Physics, 2020 - pubs.rsc.org
Tunable synchrotron radiation provides a universal yet selective scalpel to decipher
molecular information in complex chemical systems when coupled to mass spectrometry …

Pivotal role of water molecules in the photodegradation of pymetrozine: New insights for develo** green pesticides

X Liang, F Guan, Z Ling, H Wang, Y Tao… - Journal of Hazardous …, 2022 - Elsevier
Highlights•Photolysis of pymetrozine (PYM) was faster in water than on leaf surface.•
Photodegradation was mainly initiated by the first singlet excited state of …

Protonation of Naphthalene–(Water)n Nanoclusters: Intracluster Proton Transfer to Hydration Shell Revealed by Infrared Photodissociation Spectroscopy

K Chatterjee, O Dopfer - The Journal of Physical Chemistry A, 2020 - ACS Publications
Solvation-dependent intracluster proton transfer (ICPT) within bare and Ar-tagged
protonated naphthalene–(water) n clusters, H+ (Np–W n) with n≤ 3, is characterized by …

A Vacuum Ultraviolet Photoionization Mass Spectrometry and Density Functional Calculation Study of Formic Acid–Water Clusters

A Daniely, A Wannenmacher, N Levy… - The Journal of …, 2024 - ACS Publications
The interaction between formic acid (FA) and water (W) holds significant importance in
various chemical processes. Our study combines vacuum-ultraviolet photoionization mass …

Vacuum Ultraviolet Photoionization of Methane-Water Clusters Leads to Methanol Formation

N Dias, AK Lemmens, A Wannenmacher… - ACS Earth and Space …, 2024 - ACS Publications
We report on the photoionization of a series of small methane-water mixed clusters
generated in a supersonic jet expansion. The resulting clusters are investigated by …

Methanol to hydrocarbons conversion: Why dienes and monoenes contribute differently to catalyst deactivation?

Z Shi, SS Arora, DW Trahan, D Hickman… - Chemical Engineering …, 2022 - Elsevier
Dienes, formed at much lower concentrations than monoenes via alkylation of monoenes
with formaldehyde (HCHO), have much higher propensity than monoenes to foment catalyst …

Formation of Paraldehyde (C6H12O3) in Interstellar Analog Ices of Acetaldehyde Exposed to Ionizing Radiation

J Wang, AM Turner, JH Marks, RC Fortenberry… - …, 2024 - Wiley Online Library
Acetaldehyde (CH3CHO) plays a crucial role in the synthesis of prebiotic molecules such as
amino acids, sugars, and sugar‐related compounds, and in the progress of chain reaction …

Barrierless proton transfer in the weak C–H··· O hydrogen bonded methacrolein dimer upon nonresonant multiphoton ionization in the gas phase

P Chatterjee, AK Ghosh, M Samanta… - The Journal of …, 2018 - ACS Publications
Intermolecular proton transfer (IMPT) in a C–H··· O hydrogen bonded dimer of an α, β-
unsaturated aldehyde, methacrolein (MC), upon nonresonant multiphoton ionization by 532 …

Watching proton transfer in real time: Ultrafast photoionization-induced proton transfer in phenol-ammonia complex cation

CC Shen, TT Tsai, JY Wu, JW Ho, YW Chen… - The Journal of …, 2017 - pubs.aip.org
In this paper, we give a full account of our previous work [CC Shen et al., J. Chem. Phys.
141, 171103 (2014)] on the study of an ultrafast photoionization-induced proton transfer (PT) …

Influence of Base Strength on the Proton‐Transfer Reaction by Density Functional Theory

B Yuan, R He, W Shen, M Li - European Journal of Organic …, 2017 - Wiley Online Library
DFT methods have been used to investigate base‐assisted effects on proton‐transfer
reactions, including the cleavage of C–H bonds in metal‐catalyzed organic synthesis. Anion …