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: 760; h-index: 13; i-10 index: 15

Article published after joining NIT Raipur:

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).

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).

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

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).

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).

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).

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).

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).

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).

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

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).

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).

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).

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).

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).

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). 

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).

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).

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).

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).

 

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:

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

 

Conferences and Presentations after joining NIT Raipur:

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

11. Theme coordinator of Medical and Pharmaceutical Science (19th CYSC).

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

9. Post graduate Coordinator-Departmental Project Review Committee, M. Sc. Chemistry.

8. Ph. D. Coordinator Doctoral Research Committee.

7. Secretary Internal Complaint 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.

 

Ph.D. students:

4. Dolly Singh- Part Time (Jointly, Pursuing), 2024.

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

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

1. Anurag Mishra- Full time (Pursuing) - Institute Fellow, 2022.

 

M. Sc. Project Students:

6. Anubhav (NIT Raipur)-Pursuing.

5. Ronita Saha (NIT Raipur)-Pursuing.

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

3. Anmol Das: Syntheses, charecterizations 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