Molecular engineering of D-π-A-type structures based on nitrobenzofurazan (NBD) derivatives for both organic solar cells and nonlinear optical response

B Abdelaziz, Z Mazouz, B Gassoumi… - Journal of Molecular …, 2024 - Elsevier
The electronic, photo-physical, and nonlinear optical (NLO) properties of small molecules
from nitrobenzofurazan (NBD) derivatives have been fine-tuned through the introduction of …

Computational modeling for the design of new fluorescent organic compounds based on both diketopyrrolopyrrole and nitrobenzofurazan moieties

S El Behi, S Ayachi, S Znaidia - Journal of Molecular Liquids, 2022 - Elsevier
Three examples of organic π-conjugated systems, based on both diketopyrrolopyrrole (DPP)
and nitrobenzofurazan (NBD) were theoretically designed as host fluorescent materials that …

Theoretical study of triphenylamine-based organic dyes with mono-, di-, and tri-anchoring groups for dye-sensitized solar cells

N Wazzan, A Irfan - Organic Electronics, 2018 - Elsevier
In this report, DFT and TDDFT calculations used to explain the noticeable difference in the
power conversion efficiencies (PCEs) of three reported triphenylamine-based organic dyes …

A DFT/TDDFT investigation on the efficiency of novel dyes with ortho-fluorophenyl units (A1) and incorporating benzotriazole/benzothiadiazole/phthalimide units (A2) …

NA Wazzan - Journal of Computational Electronics, 2019 - Springer
Novel derivatives of OD1 with D–A2–π–A1 configuration have been designed. The
calculated geometrical parameters and optoelectronic properties are compared with those of …

Computational aspects to design iridium complexes as emitters for OLEDs

MS Lakshmi, S Mahalakshmi - Molecular Systems Design & …, 2022 - pubs.rsc.org
Organic light-emitting diode (OLED) devices fabricated using iridium complexes have
attracted great attention from researchers for decades due to their high efficiency and opto …

DFT and TD–DFT calculations of the electronic structures and photophysical properties of newly designed pyrene-core arylamine derivatives as hole-transporting …

N Wazzan, RM El-Shishtawy, A Irfan - Theoretical Chemistry Accounts, 2018 - Springer
The electronic structures and photophysical properties of three newly designed pyrene (PY)
core arylamine derivatives as hole-transporting materials (HTMs) have been studied by DFT …

[HTML][HTML] Theoretical investigation of anthanthrene-based dyes in dye‐sensitized solar cell applications: Effect of nature of alkyl-substitutions and number of anchoring …

N Wazzan - Arabian Journal of Chemistry, 2022 - Elsevier
In dye-sensitized solar cells (DSSCs), the dye material plays a crucial role in determining the
amount of electrical current obtained, which is the primary outcome of the cell. Therefore, it is …

DFT and TD-DFT studies on the electronic and optical properties of linear π-conjugated cyclopentadithiophene (CPDT) dimer for efficient blue OLED

R Zaier, S Hajaji, M Kozaki, S Ayachi - Optical Materials, 2019 - Elsevier
We present a comprehensive theoretical study on the optical and electronic properties of the
organic conjugated dimer containing the 4H-cyclopenta [2, 1-b: 3, 4-b'] dithiophen-4-one, as …

[HTML][HTML] Effect of number and position of methoxy substituents on fine-tuning the electronic structures and photophysical properties of designed carbazole-based hole …

N Wazzan, Z Safi - Arabian journal of chemistry, 2019 - Elsevier
In perovskite solar cells (PSCs), the state-of-art Spiro-OMeTAD, which used as a hole-
transporting material (HTM), suffered from complicated multistep synthesis and difficult …

Difluorinated cyclopentadithiophene derivatives for green emitters in organic light-emitting diodes: A theoretical investigation

S Hajaji, R Zaier, S Ayachi - Journal of Physics and Chemistry of Solids, 2021 - Elsevier
Two types of difluorinated conjugated systems incorporating bridged cyclopentadithiophene,
alternating fumaronitrile and 1, 3, 4-oxadiazole were designed and theoretically studied by …