Molecular Tailoring Approach for the Direct Estimation of Individual Noncovalent Interaction Energies in Molecular Systems

MB Ahirwar, SR Gadre… - The Journal of Physical …, 2024 - ACS Publications
The noncovalent interactions (NCIs) are omnipresent in chemistry, physics, and biology. The
study of such interactions offers insights into various physicochemical phenomena. Some …

A Tug of War between the Self‐and Cross‐associating Hydrogen Bonds in Neutral Ammonia‐Water Clusters: Energetic Insights by Molecular Tailoring Approach

D Patkar, M Bharati Ahirwar, MM Deshmukh - ChemPhysChem, 2022 - Wiley Online Library
In the present work, the energies of various types of individual HBs observed in neutral
(NH3) m (H2O) n,(m+ n= 2 to 7) clusters were estimated using the molecular tailoring …

On the hydrophobic hydration, solvation and interface: A thought essay (I)

H Ni - Journal of Molecular Liquids, 2022 - Elsevier
This essay covers aspects concerning with the hydrophobic hydration of apolar gas (H 2,
He, Ne, N 2, O 2, Ar, CH 4, C 2 H 6, C 3 H 8, nC 4 H 10 and iC 4 H 10), solubilities in water …

Two-Step ONIOM Method for the Accurate Estimation of Individual Hydrogen Bond Energy in Large Molecular Clusters

MB Ahirwar, MM Deshmukh - The Journal of Physical Chemistry A, 2023 - ACS Publications
The study of molecular clusters to understand the properties of condensed systems has
been the subject of immense interest. To get insight into these properties, the knowledge of …

Hydrogen bond energy estimation (H‐BEE) in large molecular clusters: A Python program for quantum chemical investigations

MB Ahirwar, SS Khire, SR Gadre… - Journal of …, 2024 - Wiley Online Library
A procedure, derived from the fragmentation‐based molecular tailoring approach (MTA), has
been proposed and extensively applied by Deshmukh and Gadre for directly estimating the …

REAlgo: Rapid and efficient algorithm for estimating MP2/CCSD energy gradients for large molecular clusters

SS Khire, T Nakajima, SR Gadre - The Journal of Chemical Physics, 2023 - pubs.aip.org
This work reports the development of an algorithm for rapid and efficient evaluation of
energy gradients for large molecular clusters employing correlated methods viz. second …

On the synergetic effects of cyclic cooperativity in water clusters

A Shivhare, B Dehariya, SR Gadre… - Physical Chemistry …, 2024 - pubs.rsc.org
The present study delves into the question of how the strength of a hydrogen bond (HB)
common to two or more cyclic HB networks is influenced by the cooperativity contributions …

Interplay of Hydrogen, Pnicogen, and Chalcogen Bonding in X(H2O)n=1–5 (X = NO, NO+, and NO) Complexes: Energetics Insights via a Molecular Tailoring …

TM Ismail, D Patkar, PK Sajith… - The Journal of Physical …, 2023 - ACS Publications
Nitric oxide (NO) and its redox congeners (NO+ and NO–), designated as X, play vital roles
in various atmospheric and biological events. Understanding the interaction between X and …

Appraisal of the Fragments‐In‐Fragments Method for the Energetics of Individual Hydrogen Bonds in Molecular Crystals

B Dehariya, MB Ahirwar, A Shivhare… - Journal of …, 2025 - Wiley Online Library
We report a direct application of the molecular tailoring approach‐based (MTA‐based)
method to calculate the individual hydrogen bond (HB) energy in molecular crystal. For this …

Hydrogen bond strengths in microhydrated clusters of HNO and HONO: energetic insights via a molecular tailoring approach

TM Ismail, D Patkar, PK Sajith… - New Journal of …, 2024 - pubs.rsc.org
The strengths of various types of individual hydrogen bonds (HBs) present in microhydrated
clusters of HNO and HONO, ie, HNO (H2O) n and HONO (H2O) n (n= 1–4), were examined …