Chemically modified quinoidal oligothiophenes for enhanced linear and third-order nonlinear optical properties

A Bibi, S Muhammad, S UrRehman, S Bibi, S Bashir… - ACS …, 2021 - ACS Publications
In the present investigation, quantum chemical calculations have been performed in a
systematic way to explore the optoelectronic, charge transfer, and nonlinear optical (NLO) …

Single-crystal investigation, Hirshfeld surface analysis, and DFT study of third-order NLO properties of unsymmetrical acyl thiourea derivatives

M Ashfaq, MN Tahir, S Muhammad, KS Munawar… - ACS …, 2021 - ACS Publications
In the current research work, unsymmetrical acyl thiourea derivatives, 4-((3-
benzoylthioureido) methyl) cyclohexane-1-carboxylic acid (BTCC) and methyl 2-(3 …

Exploring the impact of central core modifications among several push-pull configurations to enhance nonlinear optical response

A Saeed, S Muhammad, S Rehman, S Bibi… - Journal of Molecular …, 2020 - Elsevier
The present study explores a series of novel donor-π-acceptor (D-π-A) molecules containing
4, 4′-dimethyldiphenylamine moiety as donor, 4, 4′-dinitrodiphenylborane as acceptor …

The substitution effect of heterocyclic rings to tune the optical and nonlinear optical properties of hybrid chalcones: a comparative study

S Muhammad, AG Al-Sehemi, A Irfan, H Algarni… - Journal of Molecular …, 2018 - Elsevier
The present study spotlights the hybrid chalcone derivatives consisting of coumarin moieties
conjugated systematically with different heterocyclic rings. The heterocyclic rings including …

Design, characterization and nonlinear optical properties of coumarin appended chalcones: use of a dual approach

S Muhammad, AG Al-Sehemi, M Pannipara, A Irfan - Optik, 2018 - Elsevier
In present investigation, we present designing and characterization of coumarin appended
chalcone hybrids using a dual approach consisting of experimental and computational …

Quantum chemical tailoring of intrinsic donor–acceptor configurations as efficient nonlinear optical materials

S Muhammad, F Sarwar, S Hussain, A Rafique… - Optical and Quantum …, 2024 - Springer
Laser optics are playing a crucial role in modern hi-tech applications. Nonlinear optical
(NLO) materials are key components to modulate laser optics. In the current study, unlike …

Insighting the systematic impact of shape, size and substitution of heteroatoms in quinoidal oligomers to tune their optoelectronic properties

F Sarwar, S Muhammad, S Bibi, AG Al-Sehemi… - Optical and Quantum …, 2022 - Springer
In the present investigation, a variety of quinoidal oligomers with different arrangements and
distinctive fused shapes of thiophene rings are studied. These quinoidal oligomers were …

A systematic study of the effects of thionation in naphthalene dimide derivatives to tune their nonlinear optical properties

CH Lai, S Muhammad, AG Al-Sehemi… - Journal of Molecular …, 2019 - Elsevier
In the present study, the number and position of sulfur atoms on naphthalene diimide (NDI)
is systematically investigated to tune its nonlinear optical (NLO) response properties. Our …

Exploring the quinoidal oligothiophenes to their robust limit for efficient linear and nonlinear optical response properties

S Muhammad, A Bibi, S Bibi, AG Al-Sehemi, H Algarni… - Chemical Papers, 2022 - Springer
The possibility of tuning the chemical structures of oligothiophenes offers various
applications in designing of optoelectronics and nonlinear optical (NLO) materials. In the …

Performance of density functional theory for calculating the electronic, static, and dynamic nonlinear optical properties of asymmetric (3E,5E)-3,5-dibenzylidene …

LA Marlina, AS Hutama, SN Zanah, MF Pradipta… - Optical and Quantum …, 2023 - Springer
The electronic charge delocalization in organic compounds with a donor–acceptor system
allows them to exhibit excellent nonlinear optical characteristics. From the perspective of …