General Area of Research:
Fluorescence Spectroscopy and Physical Photochemistry
Specific Areas:
Fluorescence of complex multifluorophoric systems, Understanding microheterogeneous and organized systems using fluorescent molecular probes, Analytical Fluorimetry, Photophysics
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Asit Kumar Pradhan, Manaswini Ray, Venkatakrishnan Parthasarathy and Ashok Kumar Mishra (2023) “Effects of donor and acceptor substituents on the photophysics of 4-ethynyl-2,1,3-benzothiadiazole derivatives”, Physical Chemistry Chemical Physics, 25, 29327-29340.
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Sonali Sahu, Venkatakrishnan Parthasarathy and Ashok Kumar Mishra (2023) “Phenylethynylanthracene based push–pull molecular systems: tuning the photophysics through para-substituents on the phenyl ring”, Physical Chemistry Chemical Physics, https://doi.org/10.1039/d2cp05074a.
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Anand Kumar Sahu and Ashok Kumar Mishra (2022) “Photophysical Behavior of Plant Flavonols Galangin, Kaempferol, Quercetin, and Myricetin in Homogeneous Media and the DMPC Model Membrane: Unveiling the Influence of the B-Ring Hydroxylation of Flavonols”, The Journal of Physical Chemistry B, 126, 15, 2863–2875.
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A. Singh, A. K. Pati, A. K. Mishra, (2019) “Photophysics and Photoreactivity of Cross-Conjugated Enediynyl Aggregates: Applications to multi-parametric sensing of microheterogeneity and reversible fluorescence switching”, Chemical Physics, 529, 110579.
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A. Singh, A. K. Pati, A. K. Mishra, (2018) “Photophysical Impact of Diacetylenic Conjugation
on Classical Donor-Acceptor Electronic Energy Pair”, J. Phys. Chem. A, 123, 443 – 453.
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A. K. Pati and A. K. Mishra (2018) “Small push-pull diacetylenes as emergent fluorophores”, AIP Conference Proceedings 2005, 020009, IWAM-2017 NIST Brahmapur.
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A. Singh, A. K. Pati, A. K. Mishra, (2018) “Photoinduced Intramolecular Charge Transfer in a Cross-Conjugated Push-Pull Enediyne: Implications toward Photoreaction”, Physical chemistry chemical physics, 20, 14889 – 14898.
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A. Singh, A. K. Pati, A. K. Mishra, (2018) “Photophysics and peripheral ring size dependent aggregate emission of cross-conjugated enediynes: applications to white light emission and vapor sensing” Physical chemistry chemical physics, 20, 4167 – 4180.
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P.K. Mandali, A.K. Pati, A.K. Mishra and D.K. Chand,(2017) ‘Fluorescent 1-Arylidene-1,3-dihydroisobenzofuran: Ligand-Free Palladium Nanoparticles, Catalyzed Domino Synthesis and Photophysical Studies’, Chemistry Select, 2, 5259-5265.
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A. K. Pati, R. Jana, S. J. Gharpure, and A. K. Mishra (2016) ‘Photophysics of Diphenylbutadiynes in Water, Acetonitrile-Water and Acetonitrile Solvent Systems: Application to Single Component White Light Emission’, J. Phys. Chem. A,120, 5826-5837.
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A. K. Pati, S. J. Gharpure, and A. K. Mishra (2016) ‘White Light Emission in Butadiyne Bridged Pyrene-Phenyl Hybrid Fluorophore: Understanding the Photophysical Importance of Diyne Spacer and Utilizing the Excited State Photophysics for Vapor Detection’, J. Phys. Chem. A,120, 5838-5847.
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A. K. Pati, S. J. Gharpure and A. K. Mishra (2015) “Contrasting Solid State Fluorescence of Diynes with Small and Large Aryl Substituents: Crystal Packing Dependence and Stimuli Responsive Fluorescence Switching”, J. Phys. Chem. A., 119, 10481- 10493.
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K. S. Chatterjee, A. K. Pati, and A. K. Mishra (2014) “Meta Effect of Absorption Energy in Donor-Acceptor Substituted Benzenoids: A Computational Study of Its Dependence on Acceptor Strength, Solvent Polarity and Conjugation Length” J. Org. Chem., 79, 8715−8722.
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A. K. Pati, J. Gharpure, and A. K. Mishra (2014) “Substituted Diphenyl Butadiynes: A Computational Study of Geometries and Electronic Transitions Using DFT/TD-DFT”, Phys. Chem. Chem. Phys., 16, 14015-14028.
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A. K. Padhy, A. K. Mishra, M. Mohapatra, A. K. Pati and S, Mishra (2014) “Photoinduced Solid State Keto-Enol Tautomerization of 2-(2-(3-nitrophenyl)-4, 5-diphenyl-1H-imidazol-1-yloxy)-1-phenylethanone”, RSC Adv., 4, 8044–8049.
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A. K. Mishra and S. K. Dogra (1984) “Photoluminescence of 3-Aminofluoranthene”, J. Chem. Soc., Perkin Trans., 2, 943-946.
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A. K. Mishra, M. Swaminathan and S. K. Dogra (1984) “Some Effects of Phosphate Buffers on The Excited State Prototropic Equilibria of Indazole”, J. Photochem., 26, 49-56.
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A. K. Mishra and S. K. Dogra (1983) “Excited State Prototropism of 6-Aminochrysene”, J. Photochem., 23, 163-169.
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A. K. Mishra and S. K. Dogra (1983) “Effect of Solvents and pH on the Absorption and Fluorescence Spectra of 2-Phenylbenzimidazole”, Spectrochim. Acta A, 39, 609-611.
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