The origin of enhanced production from photoionized CO2 clusters

S Ganguly, D Barreiro-Lage, N Walsh… - Communications …, 2022 - nature.com
CO2-rich planetary atmospheres are continuously exposed to ionising radiation driving
major photochemical processes. In the Martian atmosphere, CO2 clusters are predicted to …

Energetics and spectroscopic studies of CNO (‐)(H 2 O) n clusters and the temperature dependencies of the isomers: An approach based on a combined recipe of …

P Naskar, S Talukder - Journal of Computational Chemistry, 2024 - Wiley Online Library
A system associated with several number of weak interactions supports numerous number
of stable structures within a narrow range of energy. Often, a deterministic search method …

CO2 clusters: forming fragile dications in helium nanodroplets

F Foitzik, L Ganner, S Bergmeister, F Zappa… - Physica …, 2024 - iopscience.iop.org
For many atoms and molecules, small multiply charged clusters are unstable with respect to
spontaneous charge separation. When bare CO 2 clusters are ionized by electrons, the …

Effect of do** on suppression of Coulomb explosion in dicationic noble gas clusters

P Modak, P Chaudhury - Molecular Physics, 2024 - Taylor & Francis
Dicationic noble gas clusters undergo disintegration due to the repulsive force between
charged ions, known as Coulomb explosion (CE). However, beyond a certain size limit, the …

Predicting stability limits for pure and doped dicationic noble gas clusters undergoing coulomb explosion: A parallel tempering based study

S Ghorai, P Chaudhury - Journal of Computational Chemistry, 2018 - Wiley Online Library
We have used a replica exchange Monte‐Carlo procedure, popularly known as Parallel
Tempering, to study the problem of Coulomb explosion in homogeneous Ar and Xe …

[HTML][HTML] Doubly charged coronene clusters—much smaller than previously observed

M Mahmoodi-Darian, S Raggl, M Renzler… - The Journal of …, 2018 - pubs.aip.org
The smallest doubly charged coronene cluster ions reported so far, Cor 15 2+, were
produced by charge exchange between bare coronene clusters and He 2+[HAB Johansson …

Map** out reaction paths for conformational changes in (M g O) n clusters: a study based on a stochastic procedure

RH Mirdha, P Naskar, P Chaudhury - Structural Chemistry, 2018 - Springer
Clusters can exhibit enormous structural diversities and in most cases with the increase in
size, the number of conformers that can be supported by the potential energy surface …

Role of the vibrational contribution in Coulomb explosion of dicationic neon gas clusters: a parallel tempering based study

S Ghorai, P Naskar, P Chaudhury - Physical Chemistry Chemical …, 2018 - pubs.rsc.org
The problem of Coulomb explosion in dicationic neon gas clusters has been investigated
with special emphasis on the role of the vibrational contribution. The problem has been …

Controlling the isomerization dynamics of iodide acetonitrile dimer complex by optimally designed electromagnetic field: A wave packet based approach

P Naskar, S Talukder, S Ghosh… - International Journal of …, 2019 - Wiley Online Library
Both symmetric and asymmetric forms of the iodide acetonitrile dimer complex are known to
exist with a higher stability shown by the symmetric isomer. Dynamics of this isomerization …

Structural, spectroscopic and thermodynamic aspects of azide–water clusters: an approach using a conjugated prescription of stochastic and quantum chemical …

P Naskar, R Roy, S Talukder, P Chaudhury - Molecular Physics, 2018 - Taylor & Francis
In this work, we have used the stochastic search strategy of adaptive mutation simulated
annealing (AMSA) as the search tool to explore quantum chemical potential energy to find …