SUBHRATANU BHATTACHARYA

Professor

Department: Department of Physics
Phone Number: 7001412456
Institutional E-Mail: subhratanu_b@klyuniv.ac.in
Web URL: https://scholar.google.co.in/citations?user=NIVyK_4AAAAJ&hl=en
Educational Qualifications:

M.Sc. (Physics), Ph. D. (Science)

Research Area:

• Lithium ion batteries
• Hybrid Supercapacitors
• Functional Nanostructures and Ionogel electrolytes
• Crystallization Kinetics of ferroelectric polymers

Teaching Experience:

UG: 3 years 6 months
PG: Since April 2010

Administrative Experiences

• Director, Center for Internal Quality Assurance (CIQA), University of Kalyani
• Deputy Director (E-Learning and Technical), DODL, University of Kalyani
• Coordinator: University Management System (UMS), University of Kalyani
• Nodal Officer for NAAC, University of Kalyani
• Nodal Officer for NIRF, University of Kalyani
• Member of Library Committee, AQAR Committee, Central Purchase Committee, and others.

List of Publications(Peer-Reviewed)

60 D Deb and S. Bhattacharya
Imidazolium-based ionanofluid electrolytes with viscosity decoupled ion transport properties for lithium-ion batteries
Journal of Molecular Liquids, 379, 121645 (2023).
59 R Mondal, D Biswas, S Paul, A S Das, C Chakrabarti, D Roy, S Bhattacharya, S Kabi
Investigation of microstructural, optical, physical properties and dielectric relaxation process of sulphur incorporated selenium–tellurium ternary glassy systems,
Materials Chemistry and Physics, 257, 123793 (2021)
58 D Deb, P Bose and S. Bhattacharya
Gel-polymer electrolytes plasticized with pyrrolidinium-based ionanofluid for lithium battery applications, Ionics, 27 123 (2021)
57 R Mondal, D Biswas, AS Das, RKN Ningthemcha, D Deb, S Bhattacharya,
Influence of samarium content on structural, thermal, linear and non-linear optical properties of ZnO–TeO2–P2O5 glasses,
Materials Chemistry and Physics, 255, 123561 (2020)
56 D Deb, P Bose and S. Bhattacharya
Ionanofluid plasticized electrolyte with improved electrical and electrochemical properties for high-performance lithium polymer battery International Journal of Energy Research, 44, 10506 (2020)
55 D Biswas, A S Das, R Mondal, Aa Banerjee, D Deb, A Dutta, S Bhattacharya, S Kabi, L S Singh
Study of microstructure and electrical conduction mechanisms of quaternary semiconducting glassy systems: Effect of mixed modifiers Journal of Non-Crystalline Solids 542, 120104 (2020)
54 P Bose, D Deb, S Bhattacharya
Lithium-polymer battery with ionic liquid tethered nanoparticles incorporated P(VDF-HFP) nanocomposite gel polymer electrolyte
Electrochimica Acta 319, 753 (2019)
53 D Deb, and S Bhattacharya
Ion transport in surface functionalized SnO2nanoparticles dispersedimidazolium ionanofluids: Decoupling from structural relaxation
Journal of Molecular Liquids 285, 697 (2019)
52 D Deb, B Dutta and S Bhattacharya
Viscosity decoupled charge transport in surface functionalized ZnS nanoparticle dispersed imidazolium ionanofluids,
Materials Research Bulletin, 116, 22 (2019)
51 P Bose, D Deb, S Bhattacharya
Ionic liquid based nanofluid electrolytes with higher lithium salt concentration for high-efficiency, safer, lithium metal batteries
Journal of Power Sources 407, 176 (2018)
50 B Dutta, D Deb, S Bhattacharya
Electroactive phase nucleation and isothermal crystallization kinetics in ionic liquid-functionalized ZnS nanoparticle-ingrained P (VDF-HFP) copolymer nanocomposites, Journal of Materials Science 54, 2990 (2018)
49 S Panja, S Bhattacharya and K Ghosh
Pyridine coupled mono and bisbenzimidazoles as supramolecular gelators: selective metal ion sensing and ionic conductivity
Materials Chemistry Frontiers, 2 385 (2018)
48 P Bose, S Bhattacharya,
Influence of anion structure on thermal, mechanical, dielectric and electrochemical properties of ZrO2 nanoparticle-pyrrolidinium ionic liquid hybrid electrolytes for the application in energy storage devices, International Journal of Hydrogen Energy 43, 4090 (2018)
47 B Dutta, D Deb, S Bhattacharya
Ionic liquid-SnO2 nanoparticle hybrid electrolytes for secondary charge storage devices: Physicochemical and electrochemical studies International Journal of Hydrogen Energy 43, 4081 (2018)
46 S Biswas, S Bhattacharya
Influence of SnO2 nanoparticles on the relaxation dynamics of the conductive processes in polyaniline
Physics Letters A , 381, 3424 (2017)
45 P Bose, A Roy, B Dutta, S Bhattacharya
Decoupling of segmental relaxation from ionic conductivity in [DEMM][TFSI] room temperature ionic liquid incorporated poly (vinylidenefluoride-co-hexafluoropropylene) membranes Solid State Ionics, 311, 75 (2017)
44 S Biswas, S Bhattacharya Effect of polypyrrole embedment on non-isothermal crystallization kinetics of poly (vinylidene fluoride-co-hexafluoropropylene) AIP Conference Proceedings 1832, 040002 (2017)
43 D Deb, S Bhattacharya
Electromechanical engineering in SnO2 nanoparticle tethered hybrid ionic liquid AIP Conference Proceedings
1832 040008 (2017)
42 P Bose, S Bhattacharya
Electrochemical Cycling Behavior of Pyrrolidinium Ionic Liquid Tethered TiO2 Nanoparticle-Hybrid Electrolytes: Influence of Grafting Density Journal of The Electrochemical Society 164 H788-H797 (2017)
41 A Roy, B Dutta, S Bhattacharya
Ion dynamics in NaBF4 salt-complexed PVC–PEO blend polymer electrolytes: correlation between average ion hopping length and network structure Ionics 23, 3389 (2017)
40 S. Panja, S. Bhattacharya, and K. Ghosh
Cholesterol appended benzimidazolium salts: synthesis, aggregation, sensing, dye adsorption and semiconducting properties Langmur 33, 8277 (2017)
39 D. Deb and S. Bhattacharya
Role of different nanoparticulate cores on the thermal, mechanical and electrochemical cycling behaviour of nanoscale hybrid ionic fluids Electrochimica Acta 245, 438 (2017)
38. D. Deb and S. Bhattacharya
Influence of Ionic Liquid Tethered Al2O3 Nanoparticle on the Non-Isothermal Cold Crystallization in Ionic Liquid Based Nanofluids
Journal of Physical Chemistry C, 121, 6962 (2017)
37. S. Biswas, B Dutta, S Bhattacharya
Isothermal crystallization kinetics as a probe of the preferential electroactive phase nucleation in silver-poly(vinylidene fluoride) nanocomposites: Dependence on nanoparticle size and concentration European Polymer Journal, 86, 1(2017)
36. S. Biswas, S. Bhattacharya
Effect of Ag nanoparticle embedment on electroactive phase nucleation of PVDF and PVDF-HFP under non-isothermal condition: A comparative study Thermochimica Acta, 649, 69 (2017)
35 K. Ghosh, S. Panja and S. Bhattacharya
Visual Sensing of Ag+ Ions through Gelation of Cholesterol- Appended Benzimidazole and Associated Ion Conducting Behaviour Chemistry Select
2, 959 (2017)
34 A Roy, B Dutta, S Bhattacharya
Correlation of the average hopping length to the ion conductivity and ion diffusivity obtained from the space charge polarization in in solid polymer electrolytes RSC Advances 6, 65434 (2016)
33 A Roy, B Dutta, S Bhattacharya
Electroactive phase nucleation and non-isothermal crystallization kinetics study in [DEMM][TFSI] ionic liquid incorporated P (VDF-HFP) co-polymer membranes Journal of Materials Science 51, 7814 (2016)
32 M Pandey, GM Joshi, S Bhattacharya
Influence of K2Ti6O13 on dielectric and barrier properties of polymer Ionics 22, 445 (2016)
31 M. Khutia, G. M. Joshi and S. Bhattacharya
Study of electrical relaxation mechanism of TiO2 doped Bi-polymer systems
Advanced Materials Letters 7, 201 (2016)
30. S. Biswas, B. Dutta and S Bhattacharya
Correlation between nucleation, phase transition and dynamic melt-crystallization kinetics in PAni/PVDF blends , RSC Advances 5, 74486 (2015)
29. M. Khutia, G. M. Joshi and S. Bhattacharya
Synthesis and characterization of polyvinyl alcohol/cationic polyurethane binder blend as solid polymer electrolyte, Ionics 21, 3075 (2015)
27. K. Ghosh, S. Panja and S. Bhattacharya
Naphthalene linked pyridyl urea as a supramolecular gelator: a new insight into naked eye detection of I− in the gel state with semiconducting behaviour RSC Advances 5, 72772 (2015)
26. S.Biswas, B. Dutta and S Bhattacharya
Effect of silver nanoparticle embedment on the frequency dispersive conductivity and electrical relaxation dynamics in dodecylbenzenesulfonic acid doped polyaniline Journal of Materials Science 49, 5910 (2014)
25. S.Biswas, B. Dutta and S Bhattacharya
Correlation of carrier localization with relaxation time distribution and electrical conductivity relaxation in silver-nanoparticle-embedded moderately doped polypyrrole nanostructures Euro
Physics Letters 105, 37003 (2014)
24. S.Biswas, B. Dutta and S Bhattacharya
Consequence of silver nanoparticles embedment on the carrier mobility and space charge limited conduction in doped polyaniline Applied Surface Science 292, 420 (2014)
23. K Ghosh, D. Kar, S. Panja and S. Bhattacharya
Ion conducting cholesterol appended pyridinium bisamide-based gel for the selective detection of Ag+ and Cl− ions
RSC Advances 4, 3798 (2014)
22. K Ghosh, D. Kar and S. Bhattacharya
Fluoride-responsive hydrogel of cholesterol appended pyridinium urea and its metal detecting ability and semi-conducting behaviour Supramolecular Chemistry 26, 313 (2014)
21. S.Biswas, B. Dutta and S Bhattacharya
Dependence of the carrier mobility and trapped charge limited conduction on silver nanoparticles embedment in doped polypyrrole nanostructures Journal of Applied Physics 114 143701 (2013)
20. J. R. Mandal and S. Bhattacharya A simple route to silver/polyaniline nanocomposite AIP Conf. Proc. 1512, 148 (2013)
19. S. Bhattacharya, U. Rana and S. Malik
Relaxation Dynamics and Morphology-Dependent Charge Transport in Benzene-Tetracarboxylic-Acid-Doped Polyaniline Nanostructures Journal of Physical Chemistry C 117, 22029 (2013)
18. N. Misra, H.S. Panda, G. Kapusetti, S. Jaiswal and
S. Bhattacharya Physical and conductivity properties of poly (vinyl chloride) ionomers Indian Journal of Physics 85 201 (2011)
17. S. Bhattacharya and A. Ghosh Effect of ZnO Nanoparticles on the Structure and Ionic Relaxation of Poly (ethylene oxide)-LiI Polymer Electrolyte Nanocomposites Journal of nanoscience and nanotechnology, 8, 1922 (2008)
16. A. Ghosh, S. Bhattacharya, D. P. Bhattacharya and A. Ghosh Frequency dependent conductivity of cadmium vanadate glassy semiconductor Journal of Physics: Condensed Matter 20, 035203 (2008)
15. A. Ghosh, S. Bhattacharya, D. P. Bhattacharya and A. Ghosh
DC electrical properties of cadmium vanadate glassy semiconductors: a comparison with traditional glasses Journal of Physics: Condensed Matter 19 106222 (2007)
14. A. Ghosh, S. Bhattacharya and A. Ghosh
Optical and other structural properties of cadmium vanadate glasses, Journal of Applied Physics, 101. 083511 (2007)
13. S. Bhattacharya and A. Ghosh Formation of ZnO nanoparticles and α-AgI nanocrystals embedded in superionic glass nanocomposites Applied physics letters 88 133122 (2006)
12. P. K. Mukherjee, D. Dutta, S. Bhattacharya, A. Ghosh and D. Chakravorty Giant dielectric permittivity in aligned silver nanowires grown within (AgI)-(AgPO3) glass Journal of Physical Chemistry C 111, 3914 (2006)
11. S. Bhattacharya and A. Ghosh Dynamics of Ag+ ions in Ag2S doped superionic AgPO3 glasses Physical Review B 73, 104201 (2006)
10. S. Bhattacharya, S. Malik, A. K. Nandi and A. Ghosh Transport properties of CdS nanowire embedded poly (3-hexyl thiophene) nanocomposites Journal of Chemical Physics 125 174717 (2006)
9. S. Bhattacharya and A. Ghosh Relaxation of silver ions in superionic borate glasses Chemical Physics Letter 424 295 (2006)
8. S. Bhattacharya and A. Ghosh Transport properties of AgI doped silver molybdate superionic glass-nanocomposites Journal of Physics: Condensed Matter 17, 5655 (2005)
7. S. Bhattacharya and A. Ghosh Relaxation dynamics in AgI doped silver vanadate superionic glasses Journal of Chemical Physics 123, 124514 (2005)
6. S. Bhattacharya and A. Ghosh Dynamics of Ag+ ions in some fast ion conducting Silver Borate glasses Defect & Diffusion Forum 229, 29 (2004)
5. S. Bhattacharya and A. Ghosh Conductivity spectra in fast ion conducting glasses: Mobile ions contributing to transport process Physical Review B 70 172203 (2004)
4. S. Bhattacharya and A. Ghosh Conductivity relaxation in some fast ion-conducting AgI–Ag2O–V2O5 glasses
Solid State Ionics 161 61 (2003)
3. A. Ghosh and S. Bhattacharya
Comment on ‘‘ac Conductivity Spectra of Alkali Tellurite Glasses: Composition-dependent Deviations from the Summerfield Scaling’’
Physical. Review Letter, 91 049601 (2003)
2. S. Bhattacharya and A. Ghosh Ac relaxation in silver vanadate glasses Physical Review B 68 224202 (2003)
1. S. Bhattacharya and A. Ghosh Polaron transport in semiconducting silver vanadate glasses Physical Review B 66, 132203 (2002)

Books Published / Book Chapters

4. Book Chapter
Ionic liquid functionalized nanoparticles: Synthetic strategies and electrochemical applications
Hussain – Functionalized Nanomaterials based Devices for Environmental Applications
Subhratanu Bhattacharya, Debalina Deb, Bula Dutta and Pallab Bose
Elsevier. August, 2021
3. Book chapter
Structure and relaxation dynamics in superionic glasses in “Materials Science and Technology (MS&T) 2006, Volume 1, Fundamentals and Characterization
A. Ghosh and S. Bhattacharya John Wiley & Sons, Inc, USA, 2010
2. Book chapter
Relaxation dynamics in disordered superionic materials in in “Condensed Matter at the Leading Edge”
A. Ghosh and S. Bhattacharya Nova Science Publishers, New York, USA, 2006
1. Book chapter
Relaxation dynamics in superionic glasses in “Solid State Ionics and Its Applications”, Volume 1
A. Ghosh and S. Bhattacharya Macmillan India Ltd., New Delhi, India, 2006

Invited Lecture / Session Chaired

• “Innovative electrolytes for lithium metal batteries”, in
The International e-conference on Advancement of Research in Physics and Teaching Technique during Pandemic period (ARPTTPP-2021) Department of Physics, Govt. Degree College, Dhramanagar, Tripura
• Invited Lecture in summer training programme on nanoscience at University of Kalyani during 2nd July-22nd July, 2019, JIS College of Engineering, Kalyani
• Invited Lectures in workshop on “Instrumentation” at University of Kalyani during 2nd July-22nd July, 2019, JIS College of Engineering, Kalyani
• “Ionic liquid based nanofluid electrolytes for high energy density Lithium Batteries” in
An Interdisciplinary Approach in Characterization and Application of Nanostructured Materials (IACANM-2018) 1-10, August, 2018, University of Kalyani.
• “Lithium Battery Electrolytes: Principle, Working and current trends” in
The Refresher Course in Renewable Energy during March 01, 2018 –March 21, 2018, UGC-HRDC, North Bengal University
• “Crystallization Engineering in Polymers and Ionic Liquids” in
The 2nd International Conference on Emerging Materials: Characterization & Application (EMCA-2017) at National Institute of Technology, Durgapur during March 15-17, 2017.
• “Crystallization Engineering in Semicrystalline Polymers: Role of Nanoparticles” in
The Short Term Course on Nano Materials And Devices (NMD-2016), May 7-11, 2016 Organized by Department of Physics National Institute of Technology Durgapur
• “Effect of Heterogeneity on the Charge transport in Conducting Polymer Nanostructures and Nanocomposites” in
The Vidyasagar-Satyendranath Bose National Workshop 2015 on Physics of Low Dimensional structures (PLDS 2015), VidyasagarUniversity, Midnapore, W.B. 25-27 March 2015.
• “Charge Transport in Heterogeneous Conducting Polymer Nanostructures and Nanocomposites” in
The National conference on “Modern Trends in Material Science”, Physics Department, North Bengal University, February 5-6, 2015.
• “Dielectric relaxation spectroscopy and its applications towards conducting polymer nanostructures” in
The Short term course on Emerging Materials and Devices (EMD-2014) at NIT Durgapur, West Bengal September 20-24, 2014.
• “An Insight to the Charge Transport in Conducting Polymer Nanostructures and Nanocomposites” in
The 59th DAE-Solid State Physics Symposium at VIT University, Vellore, December 16-20, 2014.

ORCID ID https://orcid.org/0000-0001-9601-034X
Google Scholar ID https://scholar.google.co.in/citations?user=NIVyK_4AAAAJ&hl=en