Vibrational energy distribution analysis (VEDA): scopes and limitations

MH Jamróz - Spectrochimica Acta Part A: Molecular and …, 2013 - Elsevier
The principle of operations of the VEDA program written by the author for Potential Energy
Distribution (PED) analysis of theoretical vibrational spectra is described. Nowadays, the …

First theoretical framework of triphenylamine–dicyanovinylene-based nonlinear optical dyes: structural modification of π-linkers

MU Khan, M Khalid, M Ibrahim… - The Journal of …, 2018 - ACS Publications
This work was inspired by a previous report [Janjua, MRSA Inorg. Chem. 2012, 51, 11306−
11314] in which the nonlinear optical (NLO) response strikingly improved with double …

Effect of thiophene rings on UV/visible spectra and non‐linear optical (NLO) properties of triphenylamine based dyes: a quantum chemical perspective

A Mahmood, SUD Khan, UA Rana… - Journal of Physical …, 2015 - Wiley Online Library
In this study, density functional theory (DFT) and time‐dependent DFT (TD‐DFT) theory are
use to shed light on how the number of thiophene rings in π‐conjugated system influence …

[HTML][HTML] Influence of acceptor tethering on the performance of nonlinear optical properties for pyrene-based materials with A-π-D-π-D architecture

MU Khan, M Khalid, RA Khera, MN Akhtar… - Arabian Journal of …, 2022 - Elsevier
In this study, we designed a series of pyrene-based donor-π-donor-π-acceptor compounds
(HPTC1-HPTC7) by structural tailoring the reference compound (HPTC) using acceptor …

Enhancement of nonlinear optical (NLO) properties of indigo through modification of auxiliary donor, donor and acceptor

A Mahmood, MI Abdullah, SUD Khan - Spectrochimica Acta Part A …, 2015 - Elsevier
In this study, indigo based dyes with high non-linear optical response have been
investigated. Density functional theory (DFT) was used to study non-linear optical properties …

Granular silica pillared clay for levofloxacin and gemifloxacin adsorption from aqueous systems

S Farajfaed, S Sharifian, N Asasian-Kolur… - Journal of …, 2021 - Elsevier
The present study deals with the adsorption of levofloxacin (LVX) and gemifloxacin (GMX),
two types of antibiotic contaminants from aqueous solutions. A granular silica pillared clay …

[HTML][HTML] Assessing the quantum mechanical level of theory for prediction of UV/Visible absorption spectra of some aminoazobenzene dyes

A Mahmood, SUD Khan, F ur Rehman - Journal of Saudi Chemical Society, 2015 - Elsevier
This quantum mechanical study was performed to assess the accuracy of level of theory for
the prediction of UV/Visible spectra of aminoazobenzene dyes. Four solvation models (PCM …

First principle study of electronic and non-linear optical (NLO) properties of triphenylamine dyes: interactive design computation of new NLO compounds

MRSA Janjua, ZH Yamani, S Jamil… - Australian Journal of …, 2015 - CSIRO Publishing
In this study, density functional theory and time-dependent density functional theory are
used to determine how the size of π-conjugated system influences the absorption spectra …

[PDF][PDF] Electronic absorption spectra and nonlinear optical properties of ruthenium acetylide complexes: a DFT study toward the designing of new high NLO response …

MRSA Janjua, A Mahmood, MF Nazar… - Acta Chimica …, 2014 - researchgate.net
In this study we have used density functional theory (DFT) to calculate nonlinear optical
properties and simulate the UV-VIS absorption spectra of ruthenium acetylide complexes …

Gemifloxacin removal from aqueous solution by rice‐straw based activated carbon: Batch adsorption and thermal regeneration

H Najafi, S Sharifian… - … Progress & Sustainable …, 2023 - Wiley Online Library
Due to the worldwide concern about emerging contaminants in aqueous systems, the main
objective of the present study is the adsorption of gemifloxacin (GMF), a fluoroquinolone …