Review of NLOphoric azo dyes–Developments in hyperpolarizabilities in last two decades

CW Ghanavatkar, VR Mishra, N Sekar - Dyes and Pigments, 2021 - Elsevier
This review gathers the hyperpolarizabilities of monomeric azo dyes studied by various
analytical techniques-electric-field-induced second-harmonic generation (EFISHG), hyper …

Effect of donor and π-spacer for non-linear optical property: synthesis, photophysical studies, and Z-scan analysis

SJ Sharma, P Aswathy, HI Joe, N Sekar - Journal of Molecular Liquids, 2023 - Elsevier
The impact of donor and π-spacer on linear and non-linear optical (NLO) properties was
investigated by designing and synthesizing dyes having diethylamino coumarin and …

Exploring charge transfer effects on linear, non‐linear optical, and dye‐sensitized solar cell properties: A DFT and TD‐DFT investigation of carbazole and aniline …

SJ Sharma, N Sekar - International Journal of Quantum …, 2024 - Wiley Online Library
The efficacy of aniline and carbazole‐based sensitizers used in dye‐sensitized solar cells
(DSSCs) is correlated with the trends in density functional theory (DFT) based charge …

Charge transfer as bridging correlator for DSSC efficiency and NLO property

SJ Sharma, N Sekar - ChemistrySelect, 2022 - Wiley Online Library
The efficacy of dipyridyl and diphenylamine sensitizers in dye‐sensitized solar cells
(DSSCs) is linked to trends in DFT‐based charge transfer and non‐linear optical (NLO) …

Orange-red emissive coumarin based quadrupolar dyes: Synthesis, photophysical and DFT studies

PO Gupta, N Sekar - Journal of Photochemistry and Photobiology A …, 2025 - Elsevier
Designing and synthesized dyes with diethylamino coumarin as fixed and diethylamino
coumarin, julolidine, and pyrene-based donors with dicynovinylene acceptor, the effects of …

Nonlinear optical properties and optimization strategies of D-π-A type phenylamine derivatives in the near-infrared region

J Wei, J Yang, Y Li, Y Song - Spectrochimica Acta Part A: Molecular and …, 2022 - Elsevier
Modifying simple molecular structures to significantly improve nonlinear optical (NLO)
performance is a primary prerequisite for scientific research. Based on the four phenylamine …

Effect of bridged spacers and auxiliary acceptors on Dye Sensitized Solar Cell sensitizers: A density functional theory‐based investigation

VK Shukla, SJ Sharma, N Sekar - International Journal of …, 2023 - Wiley Online Library
Four donor‐pi‐acceptor (D‐π‐A) type sensitizers containing coumarin as the donor unit and
cyanoacrylic acid as the acceptor unit are investigated using density functional theory (DFT) …

Effect of 3, 4‐ethylenedioxythiophene (EDOT) as Bridged Spacer on DSSC and Non Linear Optical (NLO) Properties: A DFT Approach

V Kumari Shukla, N Sekar - ChemistrySelect, 2024 - Wiley Online Library
Density functional theory (DFT) and time dependent DFT (TD‐DFT) techniques are used to
explore six donor‐pi‐acceptor (D− A) type sensitizers that comprise coumarin as the donor …

Positional isomers of heterocyclic azo dyes: Investigation of NLO properties by Z-scan and correlative DFT studies

CW Ghanavatkar, VR Mishra, N Ayare… - Journal of the Indian …, 2021 - Elsevier
We report four azo dyes and their positional isomers having a benzothiazole-pyridone core.
Selected heterocyclic emissive azo dyes in this work are analysed for their non-linear optical …

Coupling-to-diazonium role-convert strategy for 1, 3-dimethylbarbituric acid-based dyes and configurational confirmation via NMR/UV–vis spectra

H Ma, X Zhao, S Yan, H Wang, G Yin, W Huang - Dyes and Pigments, 2022 - Elsevier
Amino-1, 3-dimethlybarbituric acid (5-amino-diMeBA), prepared form 1, 3-dimethlybarbituric
acid (diMeBA) via the functional group transformation strategy, is first used as the diazonium …