H2, N2, and CH4 Gas Adsorption in Zeolitic Imidazolate Framework-95 and -100: Ab Initio Based Grand Canonical Monte Carlo Simulations

M Prakash, N Sakhavand… - The Journal of Physical …, 2013 - ACS Publications
A multiscale approach based on ab initio and grand canonical Monte Carlo (GCMC)
simulations is used to report the H2, N2, and CH4 uptake behaviors of two zeolitic …

Formation of Eigen or Zundel Features at Protonated Water Cluster–Aromatic Interfaces

M Prakash, K Rudharachari Maiyelvaganan… - …, 2023 - Wiley Online Library
Interfacial interactions of protonated water clusters adsorbed at aromatic surfaces play an
important role in biology, and in atmospheric, chemical and materials sciences. Here, we …

Carbon dioxide interaction with isolated imidazole or attached on gold clusters and surface: competition between σ H-bond and π stacking interaction

M Prakash, K Mathivon, DM Benoit… - Physical Chemistry …, 2014 - pubs.rsc.org
Using first principle methodologies, we investigate the subtle competition between σ H-bond
and π stacking interaction between CO2 and imidazole either isolated, adsorbed on a gold …

A benchmark protocol for DFT approaches and data-driven models for halide-water clusters

R Rodríguez-Segundo, DJ Arismendi-Arrieta… - Molecules, 2022 - mdpi.com
Dissolved ions in aqueous media are ubiquitous in many physicochemical processes, with a
direct impact on research fields, such as chemistry, climate, biology, and industry. Ions play …

Design of ascorbic acid eutectic mixtures with sugars to inhibit oxidative degradation

V Palanisamy, P Sanphui, K Palanisamy… - Frontiers in …, 2022 - frontiersin.org
L-Ascorbic acid (ASC), commonly known as vitamin C, acts as an anti-oxidant in the
biological system. It is extensively used as an excipient in pharmaceutical industry, food …

Structural single and multiple molecular adsorption of CO2 and H2O in zeolitic imidazolate framework (ZIF) crystals

V Timón, ML Senent, M Hochlaf - Microporous and Mesoporous Materials, 2015 - Elsevier
Theoretical methods are used for modelling the capture and storage of CO 2 in Zinc-
Imidazolate-Frameworks (ZIFs). Density functional theory (DFT) is employed to establish the …

Ab Initio and DFT Studies on CO2 Interacting with Znq+–Imidazole (q=0, 1, 2) Complexes: Prediction of Charge Transfer through σ‐ or π‐Type Models

R Boulmene, K Boussouf, M Prakash… - …, 2016 - Wiley Online Library
Using first‐principles methodologies, the equilibrium structures and the relative stability of
CO2@[Znq+ Im](where q= 0, 1, 2; Im= imidazole) complexes are studied to understand the …

Simultaneous interaction of graphene nanoflakes with cations and anions: A cooperativity study

KR Maiyelvaganan, M Prakash, MK Ravva - Computational and Theoretical …, 2022 - Elsevier
We have investigated the structure and the stability of ternary complexes, made up of an
extended aromatic π-surface that simultaneously interacts with cation and anion on the …

Microscopic investigations of site and functional selectivity of triazole for CO 2 capture and catalytic applications

R Boulmène, M Prakash, M Hochlaf - Physical Chemistry Chemical …, 2016 - pubs.rsc.org
Ab initio and DFT studies on CO2 interacting with different tautomers and isomers of triazole
(TZ) are carried out to understand the adsorption mechanism and their mutual preferential …

The H•/H Redox Couple and Absolute Hydration Energy of H

AS McNeill, CG Zhan, AM Appel… - The Journal of …, 2020 - ACS Publications
A supermolecule-continuum approach with water clusters up to n= 16 H2O molecules has
been used to predict the absolute hydration free energies at 298 K (Δ G hyd) of both …