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List of Research Publications (Total: 63)

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Recent Publications​@ UTU (34)

  1. Emerging Trends in Manganese Catalysis: Sustainable Strategies for Bond Formation and Heterocyclic Frameworks. Asit Kumar Das,* Kumares Sarkar, Suchandra Bhattacharjee, Sushmita Gajurel, Subhendu Dhibar, Sumit K. Panja, Shubham Avinash Deshmukh, Sujit Sarkar,* Organic Chemistry Frontiers, 2026 (Submitted)

  2. Development of a Supramolecular Cobalt(II) Metallohydrogel from L-Serine-Based Low Molecular Weight Gelator for Dual Antimicrobial and Semiconducting Applications. Sangita Some, Aiswarya Mohan, Rajlakshmi Laha, Subhendu Dhibar,* Priya Kaith, Aditi Trivedi, Subham Bhattacharjee, Timothy O. Ajiboye, Lebea N. Nthunya, Ashok Bera, Asit Kumar Das, Sumit K. Panja, Somasri Dam,* Padmanabhan Predeep,* Bidyut Saha,*  Materials Advances, 2026, (Submitted)

  3. Solid-State Emissive Push–Pull Indandione Fluorophore: Mechanistic Insights and Real-Time Level-3 Latent Fingerprint Visualization. Trupti D. Solanky, Sathiaraj Richard, Anas D. Fazal, Abhishek R. Patel,1 Sumit Kumar,* Ganesh Chandra Nandi,* Sumit K. Panja,* Journal of Material Chemistry C,  2026 (Submitted)

  4. Understanding Reverse Solvatochromic Shifts in Pyrrolidine-Based NIR Dyes: A Combined Experimental and Theoretical Approach, Trupti D. Solanky, Abhishek R. Patel, Richard, Sathiaraj, Subhendu Dhibar, Karishma Tiwari,  Asit Kumar Das, Ganesh Chandra Nandi* and Sumit Kumar,* Sumit Kumar Panja,* 2026 (Accepted)

  5. Shifting Shades: A Polymorph-driven luminescence modulation in a dual-state emissive organic luminophore. S. Richard, Arivalagan Shabashini, Nallasivam Giri Lakshman, Rajapandian Varatharaj, Trupty D. Solanky, Mainak Bose, Ahmad Husain, Sumit Kumar Panja,* Manas K Panda* and Ganesh Chandra Nandi*.Journal of Material Chemistry C,  2026 (Accepted)

  6. Eco-friendly Cyanation Strategies of Aryl Halides using Recyclable Nickel Nanocatalysts with PromisingAntibacterial and Antioxidant Activities. Asit Kumar Das,* Md Sattar Ali, Arindam Misra, Md Sultan Saikh, Subhendu Dhibar, Sumit K. Panja, Aniruddha Das, Gourav Ghatak, Sanjay Bhar, Smritikana Biswas,* Materials Advances, 7, 2026, 2349-2361. https://doi.org/10.1039/D5MA00879D

  7. Near-Infrared J-Type Excimer Emission in Pyrene Based Push–Pull Systems: Role of Solvent Environment. Trupti D. Solanky, Anas D. Fazal, Abhishek R. Patel, Monalisha Nayak, Om Prakash, Subhendu Dhibar, Rajamouli Boddula, Sumit Kumar,* Sumit K. Panja,* Journal of Luminescence, 293, 2026, 121764. https://doi.org/10.1016/j.jlumin.2026.121764

  8. Recent Advances in Graphene-Based Nanomaterials for Photocatalytic CO₂ Reduction: Mechanisms and Applications, Abhishek R Patel, Anas D Fazal, Trupti D Solanky, Subhendu Dhibar, Sumit Kumar,* Sumit K. Panja,* Materials Advances, 7, 2026,109-143, https://doi.org/10.1039/D5MA00750J

  9. Influence of Alkyl Chain Length on Physical, Thermal and Structural Properties of New Pyridinium-Ester Based Room Temperature Ionic Liquids. Anas D. Fazal, Trupti D. Solanky, Abhishek R. Patel, Anil H. Gore, Amrutlal L. Prajapat, Om Prakash, Sumit Kumar,* and Sumit K. Panja,* Results in Chemistry, 18, 2025,102850. https://doi.org/10.1016/j.rechem.2025.102850

  10. A Supramolecular Semiconducting Nickel(II)-Metallohydrogel with Dual Antimicrobial and Micro-electronic Device Applications. S. Dhibar, A. Mohan, R. Laha, S. Some, P. Kaith, A.Trivedi, S. Bhattacharjee, L. N. Nthunya, T. O. Ajiboye, Ashok Bera, Sumit Kumar Panja, A. K. Das, Somasri Dam, P. Predeep, B. Saha RSC Advances, 15, 2025, 33494-33505. https://doi.org/10.1039/D5RA04603C

  11. Coumarin-based Photoacid as a dual-state Probe for Studying Proton Transfer Dynamics from Solute to Solvents. Anas D. Fazal, Trupti D. Solanky, Abhishek R. Patel, Om Prakash, Subhendu Dhibar, Sumit Kumar,* Sumit K. Panja,* Journal of molecular Liquids, 437, 2025 , 128448.                                              https://doi.org/10.1016/j.molliq.2025.128448

  12. Investigating the potent antimicrobial properties of a supramolecular Zn(ii)-metallogel formed from an isophthalic acid-based low molecular weight gelator. Subhendu Dhibar,*   Sangita Some,   Suchetana Pal, Rajlakshmi Laha, Priya Kaith, Aditi Trivedi, Subham Bhattacharjee, Lebea N. Nthunya,Timothy O. Ajiboye, Sumit K. Panja, Asit Kumar Das, Ashok Bera, Somasri Dam*  and  Bidyut Saha*. RSC Adv., 15, 2025, 27544-27550. https://doi.org/10.1039/D5RA03663A

  13. Azithromycin: Molecular and Clinical Insights into its Antiviral and Immunomodulatory Actions Against Global Health Threats, Ravindra Kumar, Anas D. Fazal, Sumit K. Panja,* Sumit Kumar,*  Oriental Journal of Physical Sciences, 10, 2025, 12-25. http://dx.doi.org/10.13005/OJPS10.01.04

  14. Thiophene oligomer based NIR Dyes: Photophysical Properties and Application in Dye Sensitized Solar Cells, Sumit K. Panja, S. S. Sharma,*, Khushboo Sharma, Nitin Srivastavad, Amrulal L. Prajapat, Satyen Saha* Jaymin Ray,* Chemical Physics, 295, 2025, 112721.                                 https://doi.org/10.1016/j.chemphys.2025.112721

  15. Effect of Dipolar State on J-type Aggregation of Acceptor Group Modified Pyrene-based Push-Pull Systems Arivalagan Shabashini, Sathiaraj Richard, Trupti D. Solanky, Arnab Biswas, Sumit Kumar,* Ganesh Chandra Nandi* Sumit K Panja*, Journal of Photochem. Photobio. A, 458, 2025, 115971.                         https://doi.org/10.1016/j.jphotochem.2024.115971

  16. Role of Multiple H-bonding Interactions on Cluster of Hydroxyl Functionalized Imidazolium Ionic Liquid: An Experimental, Topological and Molecular Dynamics Study, Sumit K Panja, Sumit Kumar, Boumediene Haddad, Abhishek R. Patel, Didier Villemin, Hakkoum-Mohamed Amine, Mansour Debdab, Sayantan Bera, ChemPhys, 4, 2024, 369-388. https://doi.org/10.3390/physchem4040026

  17. Rapid Naked-eye Detection of Fluoride Ions Using Near-infrared (NIR) organic Dyes in aqueous and Non-aqueous medium, Sumit K. Panja,* Anas D. Fazal, Trupti D. Solankya, Abhishek R. Patel, Oriental Journal of Physical Sciences, 2, 2024, 9.  http://dx.doi.org/10.13005/OJPS09.02.02

  18. NIR Organic Probe for Rapid Naked-Eye Detection of Fluoride Ion in Aqueous Medium. Sathiaraj Richard, Arivalagan Shabashini, Sumit K. Panja,* Ganesh Chandra Nandi*. Analytical Methods, 16, 2024, 3306-3310. https://doi.org/10.1039/D4AY00812J

  19. Real-Time Visualization of Latent Fingermarks with Level 3 Details Based on Solid State Emissive Organic Fluorophore Using Powder Dusting Method. Arivalaan Shabashini, Sathiaraj Richard, Manas K. Panda,* Sumit K. Panja,* Ganesh Chandra Nandi* Mater. Adv., 5, 2024, 1099-1105.                   https://doi.org/10.1039/D3MA00870C

  20. Excitation Wavelength and Concentration Dependent Photophysical behaviour of Dipolar Molecular Rotors in Solution: Role of Structural Modification Arivalagan Shabashini, Sumit K Panja*, Ganesh Chandra Nandi. Oriental Journal of Physical Sciences,  2, 2023, 8. https://bit.ly/3RlsyoX

  21. Intermolecular Charge Transfer (IMCT) Complex between Solute and Ionic Liquid: Experimental and Theoretical Studies. Sumit Kumar,* and Sumit K Panja,*, Theoretical Chemistry Accounts, 126, 2023, 142.    https://doi.org/10.1007/s00214-023-03073-x

  22. Molecular aggregation kinetics of Heteropolyene: An Experimental, topological and solvation dynamics  Sumit K Panja*, Sumit Kumar*,  Anas D. Fazal,  Sayantan Bera, Journal of Photochemistry & Photobiology A: Chemistry, 445, 2023,115084. https://doi.org/10.1016/j.jphotochem.2023.115084

  23. Tricyanopyrroline-based colorimetric NIR probe for rapid ‘naked-eye’ fluoride ion detection.      Arivalagan Shabashini, Sumit K Panja*, Ganesh Chandra Nandi*. Dyes and Pigments, 216, 2023, 111376.  https://doi.org/10.1016/j.dyepig.2023.111376

  24. Weak intra and intermolecular interactions via aliphatic hydrogen bonding in piperidinium based ionic Liquids: Experimental, topological and molecular dynamics studies. Sumit K Panja,* Sumit Kumar,*J. Mol. Liquid. 375, 2023, 121354. https://doi.org/10.1016/j.molliq.2023.121354

  25. ICT Based Photoacid Probe for Microsolvation and H-bonding Assisted Proton Transfer Process from Solute to Solvents. Arivalagan Shabashini, Sumit K Panja*, Arnab Biswas, Sayantan Bera, Ganesh Chandra Nandi* J. Photochem. Photobio. A, 432, 2022, 114087-114092.                                                                       https://doi.org/10.1016/j.jphotochem.2022.114087

  26. Effect of Various Aqueous Extracting Agents on Fluorescence Properties of Waste Tea Residue Derived Carbon Dots (WTR-CDs): Comparative Spectroscopic Analysis. Umesh S. Mote*, Anil H. Gore, Sumit K Panja, and Govind B. Kolekar, J. Luminescence., 37, 2022, 440-447. https://doi.org/10.1002/bio.4190

  27. Weak Intermolecular Interactions and Molecular Cluster in Ionic Liquids. Sumit K Panja,  Orient. J.  Phys. Sciences, 6, 2021; 4-6. http://dx.doi.org/10.13005/OJPS06.01-02.02

  28. Applications of Carbon Dots (CDs) in Latent Fingerprints Imaging. Shabashini Arivalagan, Sumit K Panja, Ganesh Chandra Nandi*, Chemistry An Asian Journal, 2021, 6, 1057-1072. https://doi.org/10.1002/asia.202100119

  29. Dipolar State assisted Aggregation Induced Optical Behavior of Push-Pull Salen-Type Schiff Base (BIHyDE) in Solution. Sumit K Panja*, J. Mol. Struct., 1234, 2021,130140-130146.                                            https://doi.org/10.1016/j.molstruc.2021.130140

  30. Photodissociation and kinetics of bis-2-benzylidenemalononitrile (BBM) in different micelles environment.
    Sumit K Panja*, J. Photochem. Photobio. A, 401, 2020, 112744-47. 
    https://doi.org/10.1016/j.jphotochem.2020.112744

  31. Synthesis, NMR, Raman, Thermal and Nonlinear Optical Properties of Dicationic Ionic Liquids from Experimental and Theoretical Studies.
    Djebar Hadji, Boumediene Haddad,* Silvia A. Brandán, Sumit K Panja, Annalisa Paolone, Mokhtar Drai, Didier Villemin, Serge Bresson, Mustapha Rahmouni. J. Mol. Struct. 1220, 2020,128713-29. 
    https://doi.org/10.1016/j.molstruc.2020.128713

  32. Influence of Anion on Physical and Electronic Property of Imidazolium Ionic Liquids: Role of Weak Interactions. 
    Sumit K Panja*, ChemistrySelect, 5, 2020, 2805 –2809. https://doi.org/10.1002/slct.201904781

  33. Photoacid as ICT Probe for Ground State Proton Transfer Process from Solute to Solvents.
    Sumit K Panja,* J. Mol. Liquids, 299, 2020, 112194-112201. https://doi.org/10.1016/j.molliq.2019.112194

  34. J-type Aggregation and Thermochromic behaviour of a Schiff Base in solution: Role of Keto-Enol Tautomerization. Sumit K Panja,* SpectroChem Acta., 229, 2020, 117860-66. https://doi.org/10.1016/j.saa.2019.117860

PhD and Post-Doc Publications (20)

  1. Coordination assisted reversible photoswitching of spiropyranbased platinum macrocycles.
    Soumalya Bhattacharyya, Manoranjan Maity,     Aniket Chowdhury, Manik L. Saha, Sumit K Panja, Peter J. Stang,* Partha S. Mukherjee*; Inorganic Chemistry, 59, 2020, 2083-2091. https://doi.org/10.1021/acs.inorgchem.9b03572

  2. Probing Phenol Dimer in Molecular Complex: Role of Nitro group and Stabilizing Agent.
    Sumit K Panja*, Supriy Verma, Satyen Saha*, J. Mol. Struct., 1193, 2019, 103-109. 
    https://doi.org/10.1016/j.molstruc.2019.05.021

  3. Cluster formation through hydrogen bond bridges across chloride anions in a hydroxyl‐functionalized ionic liquid.
    Sumit K Panja, Boumediene Haddad, Mansour Debdab, Johannes Kiefer,* Yassine Chaker, Serge Bresson, Annalisa Paolone. ChemPhysChem., 20, 2019, 936-940.     https://doi.org/10.1002/cphc.201801206

  4. Selective Photodissociation of Highly Photoactive Bis-2-benzylidenemalononitrile in Solution.
    Sumit K Panja,* Suvajit Koley and Haddad Boumediene; J. Photochem. Photobio, 375, 2019, 18-23. 
    https://doi.org/10.1016/j.jphotochem.2019.01.034

  5. Temperature Sensor Probe Based on Intramolecular Charge Transfer (ICT) & Reversible Solute-Solvent Interaction in Solution.
    Sumit K Panja,* Satyen Saha* Spectro. Chem. Acta., 212, 2019, 128-131. 
    https://doi.org/10.1016/j.saa.2018.12.057

  6. Cluster of the Ionic Liquid 1-Hydroxyethyl-3-methylimidazolium picrate: From Theoretical Prediction in the Gas phase to Experimental Evidence in the Solid State. 
    Sumit K Panja, Haddad Boumediene, J. Kiefer,*     ChemPhysChem., 19, 2018, 3061-3068. 
    https://doi.org/10.1002/cphc.201800684

  7. Probing Effect of Weak H-bonding on Conformational Change in Ionic Liquid: Experimental and DFT Studies.
    Sumit K Panja, Haddad Boumediene,* Mokhtar Drai, Didier Villemin, Serge Bresson, J. Mol. Liq., 266, 2018, 727-731. https://doi.org/10.1016/j.molliq.2018.07.007

  8. Catalyst-Free One-Pot Access to Pyrazoles and Disulfide-Tethered Pyrazoles via Deamidative Heteroannulation of b-Ketodithioesters with Semicarbazide Hydrochloride in Water.
    Suvajit Koley, Sumit K Panja, Sonam Soni, and Maya Shankar Singh*, Adv. Synth. Catal. 360, 2018, 1780-1785. https://doi.org/10.1002/adsc.201701595

  9. Evidence of C--F-P and Aromatic π--F-P Weak Interactions in Imidazolium Ionic Liquids and its Consequences.
    Sumit K Panja, Nitin Srivastava, Hemanth Noothalapati, Shinsuke Sigeto, Satyen Saha*, Spectrochimica Acta Part, 194, 2018, 117-125. https://doi.org/10.1016/j.saa.2017.12.048

  10. Micro-heterogeneity in imidazolium and piperidinium cation based ionic liquids: 1D and 2D NMR studies.
    Sumit K Panja*, Satyen Saha*, Magn. Reson. Chem. 56, 2018, 95-102. https://doi.org/10.1002/mrc.4610

  11. NIR Luminescent Heterodinuclear [ZnII-LnIII] Complexes: Synthesis, Crystal Structures and Photophysical properties.
    Nidhi Dwivedi, Sumit K Panja, Abhineet Verma, Tomohisa Takaya, Koichi Iwata, Sailaja S. Sunkari, Satyen Saha*, J. Luminescence., 192, 2017, 156-165. https://doi.org/10.1016/j.jlumin.2017.06.045

  12. Tunable Intra Molecular Charge Transfer (ICT) Process of Push-Pull System: Effect of Nitro group. 
    Sumit K Panja, Nidhi Dwivedi and Satyen Saha* RSC Adv. 6, 2016, 105786-105794. 
    https://doi.org/10.1039/C6RA17521J

  13. Manipulation of Proton Transfer in Molecular Complexes: Experimental and Theoretical Studies.
    Sumit K. Panja, Nidhi Dwivwdi and Satyen Saha*, Phys. Chem. Chem. Phys., 18, 2016, 21600-21609. https://doi.org/10.1039/C6CP03797F

  14. Anion Directed Structural Diversity in Zinc Complexes with Conformationally Flexible Quinazoline Ligand: Structural, Spectral and Theoretical Studies.
    Nidhi Dwivedi, Sumit K Panja, Monika Das, Satyen Saha, Sailaja S. Sunkari*, Dalton Trans., 45, 2016, 12053-12068. https://doi.org/10.1039/C6DT02139E

  15. Highly Stable Naphthalene Core based Novel Strain Molecule: Influence of Intermolecular H- Bonding Architectures.
    Sumit K Panja, Nidhi Dwivedi, Satyen Saha*, RSC Adv. 6, 2016, 59574–59581.
    https://doi.org/10.1039/C6RA06855C

  16. First Report of Application of Simple Molecular Complexes as Organo-Catalyst for Knoevenagel Condensation.
    Sumit K. Panja, Nidhi Dwivedi and Satyen Saha*, RSC Adv., 5, 2015, 65526-65531.
    https://doi.org/10.1039/C5RA09036A

  17. Significance of Weak Interactions in Imidazolium picrate Ionic Liquids: Spectroscopic and Theoretical Studies for Molecular Level Understanding.
    Sumit K Panja, Nidhi Dwivedi, Hemanth Noothalapati, Shinsuke Shigeto, A. K. Sikder, Abhijit Saha, Sailaja S. Sunkari and   Satyen Saha, Phys. Chem. Chem. Phys., 17, 2015, 18167-18177.
    https://doi.org/10.1039/C5CP01944C

  18. Anti-cancer Therapeutic Potential of Quinazoline Based Small Molecules Via Global Upregulation of miRNAs.
    Smita Nahar, Debojit Bose, Sumit K Panja, Satyen Saha and Souvik Maiti, Chem. Commun., 50, 2014, 4639-4642.
    https://doi.org/10.1039/C3CC49337G

  19. Recyclable, Magnetic Ionic Liquid bmim[FeCl4] Catalyzed, Multicomponent, Solvent-free, Green Synthesis of Quinazolines.
    Sumit K Panja, Satyen Saha*, RSC Adv., 3, 2013, 14495-14500. 
    https://doi.org/10.1039/C3RA42039F

  20. I2-catalyzed Three-component Protocol for the Synthesis of Quinazolines. 
    Sumit K Panja, Nidhi Dwivedi, Satyen Saha*, Tetrahedron Letters, 53, 2012, 6167-6172.  
    https://doi.org/10.1016/j.tetlet.2012.08.016​

Book Chapter​ (09)

  1. Public Awareness and the Role of Community Engagement in Microplastic Mitigation, Manjotsingh G. Saini, Urvashi R. Vadaliya, Aniket H. Sawat, Pinal S. Bhavsar, Sumit K. Panja, Amrutlal L. Prajapat, Anil H. Gore*, 2026 (Accepted)

  2. Case studies of Microplastics treatment in wastewater systems, Anas D Fazal 1, Trupti D Solanky 1, Abhishek R Patel, Maitri P Thakkar, Anil H Gore*, Amrutlal L Prajapat*, Sumit K. Panja*, 2026 (Accepted)

  3. Applications of fluorescence-based techniques for microplastics and nanoplastics analysis, Pinal S Bhavsar, Pooja V Devre, Aniket H Sawat, Akshay S Patil, Omkar S Nille, Vaibhav M Naik, Pravin R Dongare, Datta B Gunjal, Sumit K. Panja, Anil H Gore, Fluorescence Spectroscopy in Analytical Chemistry, 2026, 531-552. https://doi.org/10.1016/B978-0-443-30270-1.00009-7

  4. Ultrasound Irradiation: Fundamental Theory, Electromagnetic Spectrum, Important Properties, and Physical Principles, Sumit Kumar, Amrutlal Prajapat, Sumit K. Panja, Madhulata Shukla, 2024 (https://doi.org/10.1002/9783527844494.ch1)

  5. Fluorescence Spectroscopy: An Overview. Anas D. Fazal, Sumit K. Panja, 2024 (https://www.routledge.com/Functional-Fluorescent-Materials-Applications-in-Sensing-Bioimaging-and/Mishra-Razi-Kumar/p/book/9781032402970)

  6. Role of Triplet-Triplet Annihilation Mechanism in Molecular Recognition. Sumit K Panja, 2024 (https://www.routledge.com/Functional-Fluorescent-Materials-Applications-in-Sensing-Bioimaging-and/Mishra-Razi-Kumar/p/book/9781032402970)

  7. Recent Development of Carbenes: Synthesis, Structure and Photophysical Properties and Applications. Arunava Manna*, Abhineet Verma, Sumit K Panja, Satyen Saha*, InTechOpen, 2022, DOI: http://dx.doi.org/10.5772/intechopen.101413

  8. Tribological Properties of Ionic liquids,
    Sumit K Panja*, InTechOpen, 2020, DOI: 10.5772/intechopen.94024

  9. Efficient Synthetic Protocol and Mechanistic Study of Quinazoline Analogues and Their Biological Importance,
    Sumit K Panja*, Satyen Saha*, Advances in Organic Synthesis, 2018, 121-146.
    DOI: 10.2174/9781681086958118090006

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