Dynamics of ionic liquid through intrinsic vibrational probes using the dispersion-corrected DFT functionals

A Biswas, BS Mallik - The Journal of Physical Chemistry B, 2021 - ACS Publications
First principles molecular dynamics simulations have been utilized to study the spectral
properties of the protic ionic liquid, methylammonium formate (MAF). All simulations were …

Revisiting OD-stretching dynamics of methanol‑d4, ethanol-d6 and dilute HOD/H2O mixture with predefined potentials and wavelet transform spectra

A Biswas, BS Mallik - Chemical Physics, 2022 - Elsevier
Classical molecular dynamics simulations were performed to explore the stretching profiles
of hydrogen-bonded liquids using the wavelet transform of classical trajectories to calculate …

Direct Correlation between Short-Range Vibrational Spectral Diffusion and Localized Ion-Cage Dynamics of Water-in-Salt Electrolytes

A Biswas, BS Mallik - The Journal of Physical Chemistry B, 2022 - ACS Publications
The molecular dynamics simulations of a “water-in-salt” electrolyte, lithium bis
(trifluoromethyl sulfonyl) imide (LiNTf2), with a varying concentration range of 3 to 20 m were …

2D IR spectra of the intrinsic vibrational probes of ionic liquid from dispersion corrected DFT-MD simulations

A Biswas, BS Mallik - Journal of Molecular Liquids, 2022 - Elsevier
We present the vibrational spectral profile of the intrinsic cationic (NH) and anionic (CO)
probe stretch modes in methylammonium formate (MAF) using first principles molecular …

Ionic Dynamics and Vibrational Spectral Diffusion of a Protic Alkylammonium Ionic Salt through Intrinsic Cationic N–H Vibrational Probe from FPMD Simulations

A Biswas, BS Mallik - The Journal of Physical Chemistry A, 2022 - ACS Publications
We employed density functional theory (DFT)-based molecular dynamics simulations to
explore the structure, dynamics, and spectral properties of the protic ionic entity …