Dr. Sattwick Haldar (PhD, MRSC)

Nationality: Indian, Language Skills: English, Hindi, Bengali, Phone: (+91) 7219064255 (India), 

Email: sattwick07@iittp.ac.in

Google Scholar: https://scholar.google.com/citations?hl=en&user=hy6bumgAAAAJ&view_op=list_works&sortby=pubdate

ORCID ID: https://orcid.org/0000-0001-9337-4287

LinkedIn ID: https://www.linkedin.com/feed/?trk=404_page

Current Employment Details (from 2025 Onwards):

Assistant Professor Grade I

Department of Chemistry, Battery and Electrochemistry Stream, Indian Institute of Technology, Tirupati, Venkatagiri Road, Yerpedu Post, Tirupati District, A.P - 517619

Andhra Pradesh, India

Previous Employment Details:

Senior Research Associate (2024 - 2025) at Faraday Institution-LiSTAR project

(Prof. Magdalena Titirici’s group, Imperial College London), Department of Chemical Engineering, Imperial College London, South Kensington Campus, SW72AZ London, UK

Post-doctoral Scientist (2020 - 2023)

(Prof. Stefan Kaskel’s group, TU Dresden, Germany), Department of Inorganic Chemistry I, Technical University Dresden, 01069 Dresden, Germany

Doctoral Studies (Ph.D.):

Research Fellow, JRF-SRF (2015-2020)

(Prof. Ramanathan Vaidhyanathan's group, IISER Pune), Department of Chemistry and Centre for Energy Science, Indian Institute of Science Education and Research, Pune, Maharashtra, India

Postdoc Research Topic:

1. Organic Polymer-based Electrodes and Carbon-based Electrodes for Metal-Chalcogen (Li-S, Li-Se, Al-S) Battery 

2. In-situ (NMR and Raman) Mechanism Studies on Organic Framework-derived Electrodes in Batteries.

Key invention: a. Novel Lithium-organosulfide (Li-OrS) Battery     b.   High Energy with Quasi Solid State Li-S batteries

PhD Research Topic: 

Structurally Defined Organic Materials Electrodes for Li and Na ion battery and supercapacitor.

Key Invention: Fast-Charging Organic Framework Electrodes

Current Research Area:

1. Redox Active Structural Polymers and Designable Porous Carbon Materials for Eco-Friendly Batteries - Synthesis, Characterizations, and Mechanism Investigation 

2. Metal Ion (Li, Na ion) Batteries, Metal Chalcogen (Li-S, Li-Se, Al-S etc.) Batteries, Device Fabrication, and Electrochemical Studies

3. Operando Spectro-electrochemical Studies (in-situ UV, in-situ Raman, and in-situ NMR) for Fundamental Understanding of Novel Battery Systems

Research Skill Highlights:

Synthetic skills

1. Specializing in basic organic materials and carbon materials synthesis

2. Hands-on inert atmosphere and solvothermal synthesis

3. Specializing in highly sensitive and corrosive solid-state synthesis in flame-sealed tubes at high temperatures and high pressure

Technical skills

1. Expertise in electrochemistry and electroanalytical techniques such as CV, LSV, GCD, Impedance, GITT, etc.

2. Hands-on PXRD, BET, and TGA-DSC analysis, spectroscopical measurements such as UV and Fluorescence

3. Experienced in operating HR-TEM and XPS machines.

4. Hands-on spectro-electrochemical studies, such as in-situ UV, in-situ Raman.

Device fabrication skills

Expertise in coin cells, pouch-cells, Swagelok cells, and customized cell fabrication (for in-situ studies)

Theoretical skills

Experienced in basic structure simulation, structure modeling and energy minimization, HOMO-LUMO, and band gap calculations

Participatory Research Projects:

Department of Science and Technology Sponsored-INSPIRE Ph.D. Fellowship Project, India (2015-2020)

Title: Porous Organic Frameworks for Energy Storage

Role: Co-investigator with Prof. Ramanathan Vaidhyanathan, IISER Pune, India, Status: Completed

DFG, German Research Foundation Sponsored, Priority Programme i.e. SPP2248-Polymer-Based Battery (2021-2024)

Title: Redox-active covalent organic frameworks for multivalent metal ion storage (RACOF-MMIS)

Role: Worked with Prof. Stefan Kaskel, Prof. Xinliang Feng, and Prof. Eike Brunner, TU Dresden, Germany, Status: Completed

DFG, German Research Foundation Sponsored, Priority Programme i.e. SPP2248-Polymer-Based Battery (2024-2027)

Title: Redox-active covalent organic frameworks for batteries based on abundant metals (Na, Mg, Al)

Role: Participated in grant writing with Prof. Stefan Kaskel, Prof. Xinliang Feng, and Prof. Eike Brunner, TU Dresden, Germany. Status: Grant approved for the financial year of 2024-2027, Status: Active

UK's Faraday Institution Programme, i.e. Lithium-Sulfur Technology Accelerator (LiSTAR) (2024 onwards)

Title: Cathode development of sulfur battery towards commercialization 

Role: Research Fellow in the LiSTAR team of Prof. Magdalena Titirici, Status: Active

Reviewing Activities:

Peer reviewed several high impact journals such as Journal of the American Chemical Society, Nature Communication, Carbon Energy, Angewandte Chemie, Advanced Materials, ACS Energy Letters, ACS Nano, ACS Applied Materials and Interfaces, Advanced Functional Materials, Small, Energy Storage Materials, Materials Today Chemistry, Chemistry – An Asian Journal, Crystal Growth & Design, Journal of Industrial and Engineering Chemistry, Communications Materials, Journal of Applied Electrochemistry, ACS Omega. Please see in ORCID ID: https://orcid.org/0000-0001-9337-4287.

Invited Talks and Lectures:

1. Keynote speaker at the International Conference on Sustainable Battery (ICSB), Kolkata, India, 2025. Topic: Strategic Transformation from Li-S to Li-Organopolysulfide Batteries: Enhancing Durability and Optimizing Energy Output

2. Invited talk at Chemistry and Physics Materials Unit (CPMU), Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR), Bangalore, India, 2024. Topic: 2D Organic Frameworks as Precisely Functionalized Electrodes for Sustainable Energy Storage

3. Guest talk at the School of Chemical Sciences, Indian Association for the Cultivation of Science (IACS), Kolkata, India, 2024 Topic: 2D Organic Frameworks as Precisely Functionalized Electrodes for Sustainable Energy Storage

4. Invited talk at Technical University Darmstadt, Germany, 2023. Topic: Structurally Defined Organo-polymers for Sustainable Energy Storage

5. Invited talk at Humboldt-Universität zu Berlin, Germany, 2021. Topic: Designed Organosulfide Frameworks for Lithium-Sulfur Batteries

6. Delivered talk at the Young Investigator Symposium (YIS) at the 8th International Conference on Metal-Organic Frameworks and Open Framework Compounds (WorldMOF), Dresden, Germany, 2022 Topic: Crystalline Diithine Linked Covalent-organic framework: A Dynamic Platform for Post-synthetic sulfurization for Cathode Activity in Lithium-sulfur Battery

7. Delivered talk at the Young Investigator Symposium (YIS) at the 4th European Conference on Metal-Organic Frameworks and Porous Polymers (EuroMOF), Kraków, Poland, 2021 Topic: Tuning the electronic energy level of covalent organic frameworks for crafting high-rate Na-ion battery anode

Fellowships and Accolades:

1. Recipient of Marie Curie Seal of Excellence Award (2025), UK (Grant targeted for third party)

2. Recipient of DST-INSPIRE scholarship for bachelor (BS) and master (MS) (2010-2015, 5 years), India, amounting €5k (INR 4 lakhs)

3. Recipient of prestigious DST-INSPIRE fellowship for doctoral studies (2015-2020, 5 years), India, amount €30k (INR 27 lakhs)

4. Recipient of DST SERB overseas international travel grant (2019), India

5. ICONSAT (International Conference on Nano Science and Technology) 2018, Best Poster Award, CeNS Bangalore, India

6. ISAFM (International Symposium of Advanced Functional Materials) 2018, Best Poster award, IISER Thiruvananthapuram, India

7. FICS (Frontiers in Chemical Sciences) 2018, Best Oral Presentation Award, IIT-Guwahati, India

8. ICSIC-2 (International Conference on Structural and Inorganic Chemistry-II) 2018, Best Poster award, IISER Pune, India

Research Training Guidance: