Dr. Sagarika   Bhattacharya

Department Department of Chemistry
Designation Assistant Professor
Educational Qualification Ph.D.
E-Mail sbhattacharya.chy@nitrr.ac.in
Contact Number
Areas of Interest

Carbon dots, Soft Nanocomposite, Biosensing, Lanthanide Metal Complexes, Supramolecular Chemistry, Photoluminescence.

Publications

Total citations: 963; h-index: 15; i-10 index: 19

Article published after joining NIT Raipur:

29. N, S-codoped Carbon Dots from EDTA and Sulfanilamide for Detection of Chromium (VI)- A. Mishra, S. Bhattacharya* - submitted.

28. Photoluminescent Lanthanide ̶Pentadentate Schiff BaseComplexes for White Light Emission and Security Marking- I. Mehta, A. Das, C. Thakur, S. Bhattacharya* - Submitted.

27. Enhancement in luminescence of Terbium Schiff Base Metal Complex on addition of Carbon dots- U. Sarkar, R. Dutta, S. Bhattacharya* - Nanoscale, 2026, 18, 8865-8873, RSC (IF 5.2). [Q1]

26. Enhanced photocatalytic activity of sol-gel derived Ruthenium-doped Titanium dioxide (Ru@TiO2) photocatalyst for the degradation of two hazardous dyes- D. Singh, F. Khan, V. K. Jain, S. Bhattacharya* - Water, Air, & Soil Pollution., 2026, 237, 477, Springer (IF 3.0). [Q2]

25. Hydrogen Evolution Reaction Using a Sulfanilamide/Citric Acid derived N,S-Doped Carbon Dot- A. Mishra, H. K. Basak, B. Chakraborty*, S. Bhattacharya* - ACS Appl. Energy Mater., 2026, 9, 3, 1771–1781, ACS (IF 5.6). [Q1]

24. Electrocatalytic Hydrogen Evolution Reaction using Heteroatom doped hollow-Onion Like Fullerene Ring in a Wide pH Range. I. Mehta, A. Rajput, P. Yewale, B. Chakraborty*, S. Bhattacharya*, Nanoscale, 2025, 17, 27947-27958, RSC (IF 5.2). [Q1] - Shortlisted for Emerging Investigator, 2026 issue. 

23. Intrinsic proton delay in poly-phosphamide to bolster proton-exchange membrane facbrication and electrocatalytic proton reduction. A. Mahata, L. Mallick, I. Mehta, N. Kumari, S. Bhattacharya*, B. Chakraborty*, J. Mat. Chem. A, 2025, 13, 21480-21492, RSC (IF 10.7). [Q1] Shortlisted for Women in Materials Research JMC A, 2026 issue.

22. White Light Emission from Luminescent Lanthanide Molecular Complex/Terbium doped Graphene Quantum dots/PMMA Composites. U. Sarkar, S. Bhattacharya*, Small, 2025, 21, 2503419, Wiley (IF 13.0). [Q1] 

21. Lanthanide-Tetradentate Schiff base-PMMA Composite Films for Tunable White Light Emission. U. Sarkar, M. Singh, M. K. Adak, S. Bhattacharya*, Adv. Opt. Mat., 2025, 13, 2402592, Wiley (IF 10.05). [Q1] Shortlisted for Women in Photonics, 2025 issue.

20. Switching Photoluminescence "On-Off-On" for the detection of Cr(VI) ion and Ascorbic Acid with N,S-codoped Carbon dots. A. Mishra, S. Bhattacharya*, ChemistrySelect, 2024, 9, e202403960, Wiley (I.F. 2.3). [Q2]

19. Photodegradation of Methyleneblue Dye using Cerium-doped Titaniumdioxide Nanoparticles. D. Singh, F. Khan, V. K. Jain, S. Bhattacharya*, J. Ind. Chem. Soc.  2024, 101356, Elsevier (I.F. 3.2). [Q2]

18. Selective Bacterial Growth Inactivation by pH Sensitive Sulfanilamide Functionalized Carbon dots. A. Mishra, S. Lzaod, T. Dutta, S. Bhattacharya*, ACS Appl. Bio Mater. 2024, 7, 2752–2761, ACS (IF 4.7). [Q1]

Article published before joining NIT Raipur:

17.  Elastic carbon dot/polymer films for fluorescent tensile sensing and mechano-optical tuning. N. Shauloff, S. Bhattacharya, R. Jelinek, Carbon 2019, 152, 363-371, Elsevier (IF 11.3). [Q1]

16. Crystallization-Induced Emissive Invisible Ink. N. Zerby, O. Malka, S. Bhattacharya, N. N. Kadamannil, M. Baranov, R. Jelinek, Adv. Opt. Mat. 2019, 7, 1900232, Wiley (IF 10.05). [Q1]

15. Fluorescent Self-Healing Carbon Dot/Polymer Gels. S. Bhattacharya, R. Phatake, S. N. Barnea, N. Zerby, J. Zhu, R. Shikler, N. G. Lemcoff, R. Jelinek, ACS Nano 2019, 13, 1433-1442, ACS (IF 18.02). [Q1]

14. Selective labeling and growth inhibition of Pseudomonas aeruginosa by aminoguanidine  carbon dots. G. Otis, S. Bhattacharya, O. Malka, S. Kolusheva, P. Bolel, A. Porgador, R. Jelinek, ACS Infect. Dis. 2019, 5, 292-302, ACS (IF 5.58). [Q1]

13. Nitric oxide sensing through azo-dye formation on carbon dots. S. Bhattacharya, R. Sarkar, B. Chakraborty, A. Porgador, R. Jelinek, ACS Sens. 2017, 2, 1215-1224, ACS (IF 9.62). [Q1]

12. Detection of reactive oxygen species by a carbon-dot–ascorbic acid hydrogel. S. Bhattacharya, R. Sarkar, S. Nandi, A. Porgador, R. Jelinek, Anal. Chem. 2017, 89, 830-836, ACS (IF 8.008). [Q1]

11. Carbon-dot–hydrogel for enzyme-mediated bacterial detection. S. Bhattacharya, S. Nandi, R. Jelinek, RSCAdv. 2017, 7, 588-594, RSC (IF 4.036). [Q1] 

10. Syntheses, crystal structures and photophysical aspects of discrete and polymeric azido-bridged Zinc(II) and Cadmium(II) complexes: sensing properties and structural resemblance. S. Roy, S. Bhattacharya, S. Mohanta, Chemistry Select 2017, 2, 11091-11099, Wiley (IF 2.307). [Q2]

9. Heterometalliccopper(II)−lead(II), nickel(II)−lead(II) copper(II)−indium(III) compounds derived from an acyclic double-compartment Schiff base ligand. S. Bhattacharya, S. Mohanta, Inorg. Chim. Acta 2015, 432, 169-175, Elsevier (IF 3.118). [Q2]

8. Syntheses, crystal structures and magnetic properties of a series of µ-phenoxo-µ1,1-carboxylato-µ1,3-carboxylato trinickel(II) compounds. S. Bhattacharya, S. Sasmal, L. Carrella, E. Rentschler, S. Mohanta, Dalton Trans. 2014, 43, 12065-12076, RSC (IF 4.57). [Q1] 

7. Crystal structure and magnetic properties of a hexacopper(II)-based azide-bridged one-dimensional coordination polymer: A new pattern of azide-bridged network. S. Sasmal, P. Chakraborty, S. Bhattacharya, N. Aliaga-Alcalde, S. Mohanta, Polyhedron 2014, 73, 67-71, Elsevier (IF 3.052). [Q2]

6. Syntheses, structures, magnetic properties and density functional theoretical magneto-structural correlations of bis(µ-phenoxo) and bis(µ-phenoxo)-µ-acetate/ bis(µ-phenoxo)-bis(µ-acetate) dinuclear FeIIINiII compounds. S. Hazra, S. Bhattacharya, M. K. Singh, L. Carrella, E. Rentschler, T. Weyhermueller, G. Rajaraman, S. Mohanta, Inorg. Chem. 2013, 52, 12881-12892, ACS (IF 5.44). [Q1]

5. Crystal structures of discrete, one-dimensional and cocrystalline copper(II)–uranyl(VI) systems: Influence of the reactant ratio in the competition between hydrogen bonds and coordinate bonds. S. Bhattacharya, A. Jana, S. Mohanta, CrystEngComm 2013, 15, 10374-10382, RSC (IF 3.75). [Q1] 

4. Diaquadinitratouranyl(VI) enforces the O(phenoxo)2O(methoxy)2 compartment of 3-methoxysalicylaldehyde-diamine ligands to interact with water molecules. S. Bhattacharya, A. Jana, M. Fleck, S. Mohanta, Inorg. Chim. Acta 2013, 405, 196-202, Elsevier (IF 3.118). [Q2]

3. Syntheses, crystal structures and spectroscopy of di/tri/tetranuclear discrete and cocrystalline copper(II)–NaI/ZnII/CdII complexes derived from a compartmental ligand: Inconsistency in the shifting of copper(II) d–d band. S. Bhattacharya, A. Jana, S. Mohanta, Polyhedron 2013, 62, 234-242, Elsevier (IF 3.052). [Q2]

2. First examples of 3d-uranium compounds derived from single-compartment Schiff base ligands: Syntheses, crystal structures and d–d band correlation. L. Mandal, S. Bhattacharya, S. Mohanta, Inorg. Chim. Acta 2013, 406, 87-94, Elsevier (IF 3.118). [Q2]

1. Bis(nitrate)diaquauranyl(VI) synthon to generate [1×2+1×1] and [1×1+1×1] cocrystallized 3d···5f self-assemblies. S. Bhattacharya, S. Mondal, S. Sasmal, H. A. Sparkes, J. A. K. Howard, M. Nayak, S. Mohanta, CrystEngComm 2011, 13, 1029-1036, RSC (IF 3.75). [Q1] 

 

Patents: 

2. S. Bhattacharya, R. Jelinek, Fluorescent self-healing gel from carbon dots Submitted as: U. S. provisional patent (Application No. 62/745,479, application date 15/10/2018).

1. G. Otis, S. Bhattacharya, R. Jelinek, Synthesis of antimicrobial carbon dots and uses thereof. U.S. Patent WO2020089911A1 Granted.

 

Book and Book Chapters:

4. Co-Editor of book entitled "Material Design for Electrocatalytic Applications", Taylor and Francis, 2026. ISBN 978-981-5352-32-0 (Hardcover); ISBN 978-1-042-02558-9 (eBook).

3. Book Chapter Published: "Classification of Electrocatalytic Materials" of book entitled Material Design for Electrocatalytic Applications. M. K. Adak, D. Singh, S. Bhattacharya, Taylor and Francis, 2026. ISBN 978-981-5352-32-0 (Hardcover); ISBN 978-1-042-02558-9 (eBook).

2. Book Chapter Published: "Synthetic Techniques Involved in Mateials Design".  of book entitled Material Design for Electrocatalytic Applications. D. Singh, U. Sarkar, S. Bhattacharya, Taylor and Francis, 2026. ISBN 978-981-5352-32-0 (Hardcover); ISBN 978-1-042-02558-9 (eBook).

1. Book: Nitric Oxide Sensing. S. Bhattacharya, S. Samanta, B. Chakraborty, Jenny Stanford Publishing, Taylor and Francis, 2021. ISBN 978-981-4877-67-1 (Hardcover); ISBN 978-1-003-14218-8 (eBook).

 

Conferences and Presentations after joining NIT Raipur:

5. Invited talk: "Advanced Analytical Techniques for Materials Charecterization and Skill Development" Workshop organized by NIT Silchar, 6-10th March, 26.

4. Invited talk: "Tetradentate Lanthanide Schiff Base Complexes/PMMA Composite Films for Tunable White Light Emission" at a national symposium on Recent Advances in in Chemical Sciences, at Indian Institute of Engineering Science and Technology from  7-9th Nov, 24.

3. Invited talk: "Photoluminescent inorganic/nanomaterials and applications" at a national conference, Emerging Smart Materials in Chemical Science, at Guru Ghasidas Vishwavidyalaya from  20-21st March, 24.

2. Invited talk: "Heteroatom-doped carbon dots for selective bacterial inactivation and pH sensing" at a international conference, GITAM Chemistry Research Conference, at GITAM Vishakhapatnam from 7-9th Dec, 23 - Received Emerging Young Investor Award.

1. Oral presentation: “A tetranuclear NiII-azide cyclic cluster and catecholase activity” on “Recent Advances in Material Science and Organic Synthesis" (RAMSOS-2021), from 20-21st Dec, 21, Organized by Department of Chemistry, National Institute of Technology Raipur, INDIA.

Other Info.

Educational Qualifications:

3. Ph.D. (Chemistry), University of Calcutta, West bengal, India (2015).

2. M. Sc. (Inorganic Chemistry), University of Calcutta, West bengal, India (2009).

1. B. Sc. (Honours in Chemistry), University of Calcutta, West bengal, India (2007).

 

Teaching Experiences:

3. Assistant Professor Grade I (Oct, 22 - Present), Department of Chemistry, National Institute of Technology Raipur, Raipur - 492010, Chhattisgarh, India.

2. Assistant Professor Grade II (Sept, 21 - Sept, 22), Department of Chemistry, National Institute of Technology Raipur, Raipur - 492010, Chhattisgarh, India.

1. Assistant Professor (Aug, 09 - Dec, 09), Techno International, Maulana Abul Kalam Azad University of Technology, Kolkata, West Bengal, India.

 

Research Experiences:

1. Post-Doctoral fellow at Ben Gurion University of the Negev, Beer Sheva, Israel (Aug 2015 - Jan 2019).

 

Academic Honors & Awards:

2. Qualified Graduate Aptitude Test in Chemistry (GATE), 2009.

1. Qualified National Eligibility Test with CSIR-JRF in Chemical Sciences (NET-CSIR JRF), 2009.

 

Academic Membership:

5. Life member of Society of Biological Chemists (India) (LMN 4689).

4. Life member of Indian Chemical Society (LM/8663).

3. Life  member of The Indian Science Congress Association (L 43300).

2. Life member of MRSI (Materials Research Society of India, LMB 3460).

1. Life menber of CRSI (Chemical Research Society of India, LM 3185).

Project:

2. DST-SRG (₹32.5 lakh)- Title: Photoluminescent lanthanide metal-ligand polymer composite for sensing and opto-electronic studies. Project No: SRG/2022/000866 Dated 28/09/2022.

1. Seed grant-NITRR (₹4.75 lakh)- Title: Carbondots for antimicrobial resistance. Project No: NITRR/Dean(R&C)/2022/69.

 

Teaching:

B. Tech.:

2. Environment and Ecology Theory and Lab [Course code: CY10I008CY (CC: 3-0-0) & CY10I409CY (CC: 0-0-2)].

1. Applied Chemistry Theory and Lab [Course code: CY10I007CY (CC: 3-0-0) & CY10I402CY (CC: 0-0-2)].

 

M. Sc.:

6. Nanoscience and Nanotehnology [CC: 4-0-0]

5. Synthetic Organics and Green Chemistry [CC: 4-0-0]

4. Computer Lab [CC: 0-0-4]

3. Organometallics and Bioinorganic Chemistry [CC: 4-0-0]

2. Main Group and Transition Metal Chemistry [CC: 3-1-0]

1. Inorganic Chemsirty Lab [CC: 0-0-6]

 

Administrative Responsibilities:

At Departmental Level:

4. Depatmental Coordinator Vikshit Bharat P.G. and Ph.D.

3. D.P.C. Coordinator (Sep, 24 -  June, 25)

2. P.G. Coordinator  (Sep, 23 - June, 25)

1. Ph.D. Coordinator (Sep, 23 - June, 25)

At Institute level:

1. Secretary Internal Complaint Committee (Aug, 23 - Dec, 25)

Other Adminstrative responsibilities:

7. Member of NIRF task force committee - Research and Professional Practice Committee.

6. Member of World environment celebration day-5th June, 2023.

5. Member of 13th Convocation Invitation committee.

4. Departmental Coordinator for Research conclave, 2022 & 2024.

3. Member of presentation committe for NEP, 2020 (Chapter 13).

2. Committe member for Prayas duty-2022.

1. Member of Anti Ragging Committee.

Workshop and Conferences:

3. Secretary for the theme "Technological Innovations for the Sustainable Exploitation of Medicinal Plants in Chhattisgarh" in the "National Conference Chhattisgarh Green Summit, 2024", Oct, 24.

2. Joint Secretary in the 19th Chhattiagarh Young Scientists Congress, Feb, 24.

1. Coordinator in the workshop entitled "A Wholistic Approach Towards Women Empowerment"- Jan, 24.

Ph.D. students:

4. Simran Kaur Matharu - Full time (Pursuing) - Institute Fellow,  June 2025.

3. Lekhika Sahu - Full time (Pursuing) - Institute Fellow,  January 2025.

2.  Isha Mehta - Full time (Pursuing) - Institute Fellow, 2023.

1. Uttam Sarkar - Full time (Pursuing) - UGC NET Fellow, 2023.

Thesis Submitted/Degree Awarded:

2. Mr. Anurag Mishra - Full time, Sole, 2026

1. Dr. Dolly Singh - Part Time, Jointly. 2026.

 

M. Sc. Project Students:

6. Anubhav Gangwar (NIT Raipur): Synthesis, characterization, and nitro-sensing application of carbon dot.

5. Ronita Dutta (NIT Raipur): Sulfanilamide - functionalized carbon dots for lanthanide sensing and anti-counterfeiting.

4. Purva Yewale (NIT Raipur): Synthesis and characterization of N,P- doped carbon dots. 

3. Anmol Das (NIT Raipur): Syntheses, characterization and fluorescence properties of Schiff base lanthanide complexes. 

2. Dushyant Bais: Heteroatom doped carbon dots for metal ion sensing.

1. Anita Sahu: N-containing carbon quantum dots for detecting metal ions in aqueous medium. 

 

Ph.D. and Post-doc positions available:

For Ph.D.: Motivated students (with NET/GATE/DST-Inspire) wish to pursue research in Cdot/Inorganic Chemistry please send CV to PI.

Link for Google scholar: https://scholar.google.com/citations?user=jGeHUi4AAAAJ&hl=en