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2025
I. S. Nawghare, Deshmukh, S. Suresh, Joshi, K., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “Far-red active squaraine dye-sensitized photoanode for dye-sensitized solar cells with a copper (II/I) electrolyte”, Journal of Photochemistry and Photobiology A-Chemistry, vol. 459, p. 116086, 2025.
2024
A. P. Jadhav, Singh, A. Kumar, Maibam, A., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “Aniline and indoline donors based far-red active unsymmetrical squaraine dyes for dye sensitized solar cells”, Chemphotochem, vol. 8, no. 2, 2024.
A. Singh, Singh, A. Kumar, Dixit, R., Vanka, K., Krishnamoorthy, K., and Nithyanandhan, J., “Effect of position of donor units and alkyl groups on dye-sensitized solar cell device performance: indoline-aniline donor-based visible light active unsymmetrical squaraine dyes”, ACS Om., vol. 9, no. 14, pp. 16429-16442, 2024.
K. Balaso Ingole, Deshmukh, S. Suresh, Verma, T. Singh, Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “Triazatruxene amine donor-based visible-light-responsive unsymmetrical squaraine dyes for dye-sensitized solar cells”, ACS Applied Energy Materials, vol. 7, no. 18, pp. 7982-7991, 2024.
A. Singh, Singh, A. Kumar, Dixit, R., Vanka, K., Krishnamoorthy, K., and Nithyanandhan, J., “Visible, far-red, and near-infrared active unsymmetrical squaraine dyes based on extended conjugation within the polymethine framework for dye-sensitized solar cells”, ACS Applied Energy Materials, vol. 7, no. 4, pp. 1461-1475, 2024.
2023
A. P. Jadhav, Singh, A. Kumar, Maibam, A., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “D-A-D-based unsymmetrical thiosquaraine dye for the dye-sensitized solar cells(dagger)”, Photochemistry and Photobiology, vol. 99, no. 2, pp. 529-537, 2023.
A. Kumar Singh, Sudhakar, V., Javaregowda, B. H., Bisht, R., Krishnamoorthy, K., and Nithyanandhan, J., “Modular TiO2-squaraine dyes/electrolyte interface for dye-sensitized solar cells with cobalt electrolyte”, Chemphotochem, vol. 7, no. 4, 2023.
I. S. Nawghare, Singh, A. Kumar, Maibam, A., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “Steric and electronic effect in unsymmetrical squaraine dyes for dye-sensitized solar cells”, Journal of physical chemistry C , vol. 127, pp. 22473-22488, 2023.
A. Singh, Singh, A. Kumar, Dixit, R., Vanka, K., Krishnamoorthy, K., and Nithyanandhan, J., “Visible-light-active unsymmetrical squaraine dyes with 1 V of open-circuit voltage for dye-sensitized solar cells”, ChemPhotoChem, vol. 7, no. 5, 2023.
S. Suresh Deshmukh, Maibam, A., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “Visible-light-active unsymmetrical squaraine dyes with pyridyl anchoring groups for dye-sensitized solar cells”, Langmuir, vol. 40, no. 1, pp. 251-263, 2023.
2022
A. Kumar Singh and Nithyanandhan, J., “Indoline-based donor-pi-acceptor visible-light responsive organic dyes for dye-sensitized solar cells: co-sensitization with squaraine dye for panchromatic IPCE response”, ACS Applied Energy Materials, vol. 5, no. 2, pp. 1858-1868, 2022.
2021
A. Kumar Singh and Nithyanandhan, J., “Amphiphilic indoline-based unsymmetrical squaraine dyes for dye-sensitized solar cells: modulating the dye-TiO2/electrolyte interface for nonaqueous and aqueous electrolytes”, ACS Applied Energy Materials, vol. 4, no. 12, pp. 13932-13942, 2021.
A. Kumar Singh, Veetil, A. Nellur, and Nithyanandhan, J., “D-A-D based complementary unsymmetrical squaraine dyes for co-sensitized solar cells: enhanced photocurrent generation and suppressed charge recombination processes by controlled aggregation”, ACS Applied Energy Materials, vol. 4, no. 4, pp. 3182-3193, 2021.
2020
A. Kumar Singh, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “Alkyl-group-wrapped unsymmetrical squaraine dyes for dye-sensitized solar cells: branched alkyl chains modulate the aggregation of dyes and charge recombination processes”, ACS Applied Materials & Interfaces, vol. 12, no. 2, pp. 2555-2565, 2020.
A. Kumar Singh, Maibam, A., Javaregowda, B. H., Bisht, R., Kudlu, A., Krishnamurty, S., Krishnamoorthy, K., and Nithyanandhan, J., “Unsymmetrical squaraine dyes for dye-sensitized solar cells: position of the anchoring group controls the orientation and self-assembly of sensitizers on the TiO2 surface and modulates its flat band potential”, Journal of Physical Chemistry C, vol. 124, no. 34, pp. 18436-18451, 2020.
2019
M. Chandra Sil, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “Effect and position of spiro-bipropylenedioxythiophene pi-spacer in donor-pi-spacer-acceptor dyes for dye-sensitized solar cell”, Dyes and Pigments, vol. 161, pp. 313-323, 2019.
V. Punitharasu, Kavungathodi, M. Fairoos Me, Singh, A. Kumar, and Nithyanandhan, J., “pi-Extended cis-configured unsynimetrical squaraine dyes for dye-sensitized solar cells: panchromatic response”, ACS Applied Energy Materials, vol. 2, no. 12, pp. 8464-8472, 2019.
2018
R. Bisht, Sudhakar, V., Kavungathodi, M. Fairoos Me, Karjule, N., and Nithyanandhan, J., “Fused fluorenylindolenine-donor-based unsymmetrical squaraine dyes for dye-sensitized solar cells”, ACS Applied Materials & Interfaces, vol. 10, no. 31, pp. 26335-26347, 2018.
M. Chandra Sil, Sudhakar, V., Singh, A. Kumar, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “ Homo- and heterodimeric dyes for dye-sensitized solar cells: panchromatic light absorption and modulated open circuit potential”, ChemPlusChem, vol. 83, no. 11, pp. 998-1007, 2018.
R. Bisht, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “Indenoquinaldine-based unsymmetrical squaraine dyes for near-infrared absorption: investigating the steric and electronic effects in dye-sensitized solar cells”, Chemistry-A European Journal, vol. 24, no. 61, pp. 16368-16378, 2018.
R. Bisht, Singh, S., Krishnamoorthy, K., and Nithyanandhan, J., “Modulated photochemical reactivities of O-acetylated (3', 5'-dimethoxyphenyl) heteroaryl acyloin derivatives under direct irradiation and photo-induced electron transfer conditions”, Photochemical & Photobiological Sciences, vol. 17, no. 6, pp. 835-845, 2018.
N. Karjule, Sharma, M. K., Nithyanandhan, J., and Kulkarni, A., “Modulation of reactivity of singlet radical pair in continuous flow: photo-fries rearrangement”, Journal of Photochemistry and Photobiology A: Chemistry, vol. 364, pp. 316-321, 2018.
V. Punitharasu, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “Self-assembly of Cis-configured squaraine dyes at the TiO2-dye interface: far-red active dyes for dye-sensitized solar cells”, ACS Applied Materials & Interfaces, vol. 10, no. 19, pp. 16541-16551, 2018.
2017
V. Punitharasu, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “Interplay between pi-bridges and positions of branched alkyl groups of unsymmetrical D-A-D-pi-A squaraines in dye-sensitized solar cells: mode of dye anchoring and the charge transfer process at the TiO2/Dye/electrolyte interface”, ACS Applied Materials & Interfaces, vol. 9, no. 38, pp. 32698-32712, 2017.
N. Karjule, Kavungathodi, M. Fairoos Me, and Nithyanandhan, J., “Molecular control of the band edge movement and the recombination process in donor-acceptor hemicyanine-sensitized solar cells”, Journal of Physical Chemistry C, vol. 121, no. 40, pp. 21836-21847, 2017.
M. Chandra Sil, Sudhakar, V., Kavungathodi, M. Fairoos Me, Punitharasu, V., and Nithyanandhan, J., “Orthogonally functionalized donor/acceptor homo- and heterodimeric dyes for dye-sensitized solar cells: an approach to introduce panchromaticity and control the charge recombination”, ACS Applied Materials & Interfaces, vol. 9, no. 40, pp. 34875-34890, 2017.
R. Bisht, Munavvar, F. Mk, Singh, A. Kumar, and Nithyanandhan, J., “Panchromatic sensitizer for dye-sensitized solar cells: un-symmetrical squaraine dyes incorporating benzodithiophene π-spacer with alkyl chains to extend conjugation, control the dye assembly on TiO2 and retard charge recombination”, Journal of Organic Chemistry, vol. 82, no. 4, pp. 1920–1930, 2017.
2016
A. Alagumalai, Fairoos, M. M. K., Vellimalai, P., Sil, M. Chandra, and Nithyanandhan, J., “Effect of out-of-plane alkyl group's position in dye-sensitized solar cell efficiency: a structure-property relationship utilizing indoline-based unsymmetrical squaraine dyes”, ACS Applied Materials & Interfaces, vol. 8, no. 51, pp. 35353-35367, 2016.
N. Karjule, Munavvar, F. M. K., and Nithyanandhan, J., “Heterotriangulene-based unsymmetrical squaraine dyes: synergistic effects of donor moieties and out-of-plane branched alkyl chains on dye cell performance”, Journal of Materials Chemistry A, vol. 4, pp. 18910-18921, 2016.
2015
J. Nithyanandhan, Jagadesan, P., Samanta, S. R., Da Silva, J. P., and Ramamurthy, V., “Release of a guest by disassembling a capsule through a photo triggering process”, Organic Letters, vol. 15, pp. 4374 - 4377, 2015.