Enriching the compositional tailoring of NLO responsive dyes with diversity oriented electron acceptors as visible light harvesters: a DFT/TD-DFT approach

AU Hassan, SH Sumrra, W Zafar, M Imran… - Molecular …, 2023 - Taylor & Francis
The end-capped modelling of non-fullerene acceptor (NFA) units have been performed onto
the structure of a dithiophene-based 6, 6′-di (thiophen-2-yl)-4, 4′-bipyrimidine (DTB) …

Structurally modulated D-π-DA(Semiconductor) anchoring dyes to enhance the tunable NLO response: a DFT/TDDFT quest for new photovoltaic materials

AU Hassan, SH Sumrra, M Zubair, G Mustafa… - Structural Chemistry, 2023 - Springer
In this paper, we designed new dyes (D-1 to D-5) with anchoring groups to test their stability
for semiconductor surfaces with silyl unit as dye-sensitized solar cells (DSSCs). To …

Enhancing NLO performance by utilizing tyrian purple dye as donor moiety in organic DSSCs with end capped acceptors: a theoretical study

AU Hassan, SH Sumrra, G Mustafa, S Noreen… - Journal of Molecular …, 2023 - Elsevier
A series of new organic dyes (T1-T6) with nonfullerene acceptors have been theoretically
designed around the chemical structure of tyrian purple (T) natural dye. For their ground …

Novel pullpush organic switches with D–π–A structural designs: computational design of star shape organic materials

AU Hassan, A Mohyuddin, C Güleryüz, S Nadeem… - Structural Chemistry, 2023 - Springer
The structural alteration with π-linkers was used to design a donor–acceptor type series of 2,
2′-(pyrimidine-4, 6-diyl) bis (2, 3-dihydro-1, 3-benzothiazole)(PB)-based chromophores …

DFT-guided structural modeling of end-group acceptors at Y123 core for sensitizers as high-performance organic solar dyes and NLO responses

AU Hassan, SH Sumrra, M Zafar, A Mohyuddin… - Journal of Molecular …, 2023 - Springer
Context The organic solar cells (OSCs) are being developed with the goal of improving their
photovoltaic capabilities. Here, utilizing computational methods, six new nonfullerene …

A DFT study on new photovoltaic dyes to investigate their NLO tuning at near infrared region (NIR) as pull–push effect by end capped acceptors

AU Hassan, SH Sumrra, MF Nazar, C Güleryüz - Journal of Fluorescence, 2023 - Springer
Throughout the opto-electronic devices industry, organic materials with considerable
nonlinear optical (NLO) capabilities are being used. By employing 4, 6-di (thiophen-2-yl) …

Efficient and tunable enhancement of NLO performance for indaceno-based donor moiety in A-π-D-π-D-π-A type first DSSC design by end-capped acceptors

AU Hassan, SH Sumrra, G Mustafa, MF Nazar… - Journal of Molecular …, 2023 - Springer
Background The organic dyes with non-fullerene acceptors (NFAs) have aided in the
creation of competitive organic solar cells (OSCs) with long-term sustainability. A series of …

Molecular modeling of mordant black dye for future applications as visible light harvesting materials with anchors: design and excited state dynamics

AU Hassan, SH Sumrra, G Mustafa, M Zubair… - Journal of Molecular …, 2023 - Springer
Context In this study, new visible light harvesting dyes (MBR1–MBR5) have been designed
as efficient materials with silyl based anchoring abilities on semiconducting units for future …

Exploration of pull–push effect for novel photovoltaic dyes with A–π–D design: a DFT/TD-DFT investigation

AU Hassan, SH Sumrra - Journal of Fluorescence, 2022 - Springer
The π-rich versus π-poor units in 4, 6-di (thiophen-2-yl) pyrimidine (DTB) alternating the π-
backbone of solar cells dyes have been extended with a push–pull technique to lower their …

Creating intense and refined NLO responses by utilizing dual donor structural designs in A-π-D-π-D-π-A type organic switches: computed device parameters

AU Hassan, SH Sumrra, G Mustafa, M Zubair… - Structural Chemistry, 2023 - Springer
New organic dyes (H1-H6) for their promising applications as dye sensitized solar cell
(DSSCs) were theoretically designed from 6, 6′-di (thiophen-2-yl)-4, 4′-bipyrimidine (TB) …