Journal Editorialship :

• Nov,2023: Editorial Board Member of J.Phys.Chem. A/B/C(ACS)
• Aug,2023: Editorial Board Member, Electronic Structure (IOP)
• Feb,2023: Editorial Board Member, Energy Advances (RSC)
• Aug,2022: Editorial Board Member, Chem.Inorg.Materials(Elsevier)
• Aug,2022: Editorial Board Member, Graphene & 2D Materials(Springer)

Journal Reviewership :

Nature Journals:

• Nature
• Nature Communications

ACS Journals:

• JACS
• ACS Nano
• Nano Letters
• ACS Energy Letters
• Chemistry of Materials
• ACS Applied Energy Materials
• ACS Applied Materials & Intrfaces
• Journal of Physical Chemistry C (J. Phys. Chem. C)
• Journal of Physical Chemistry Letters (J. Phys. Chem. Lett.)

RSC Journals:

• Journal of Materials Chemistry A
• Nanoscale
• Chemical Communication (ChemComm)
• PhysChemChemPhys (PCCP)

Wiley Journals:

• Angewandte Chemie
• Advanced Materials
• Advanced Energy Materials
• Advanced Functional Materials

Reviewer in International Funding Agencies :

• U.S. Department of Energy (DOE-EPSCoR)
• European Research Council (ERC) Advanced Grant
• Italian Ministry of Education, Universities and Research (MIUR)
• QNRF - National Priorities Research Program (NPRP)

Invited Talks (51) :

1. Department of Chemistry, Cambridge University, 2nd July 2013.
2. IWCCMP-2013, 27th September 2013.
3. FIWAMEA -2014, Mekens, 8th May 2014.
4. Angstrom Mini-Symposium, Uppsala University, 26th May 2015.
5. Materials Science & Engineering, NTU, Singapore, 4th August 2015.
6. Energy Research Institute @ NTU (ERIAN), Singapore, 20th August 2015.
7. IWCCMP-2015, 19th October 2015.
8. Tan Chin Tuan Award Lecture, MSE, NTU, Singapore, 18th July, 2016
9. Energy Research Institute, NTU (ERIAN), Singapore, 22nd July, 2016
10. Symposium U (Halide Perovskites), ICMAT, MRS-Singapore, 22nd June, 2017
11. Uppsala-Dalian Symposium Talk, 29th November, 2018
12. Materials Research Society of India (MRSI), Kolkata, 12th February 202
13. Materials Simulation: A Virtual Guided Tour, PAN-IIT , May 21 -31, 2020
14. International Webinar: Modern Aspects of Physics, MRC, August 13, 2020
15. Lecture in Faculty Development Program, MAKAUT, India, 16th Sep, 2020
16. International Webinar: RSCNN, HIT, India, 27th September, 2020
17. International Conference on Perovskites (nanoGe), 19th - 20th November, 2020
18. International Rhine Round Table (MRS Chapter Cologne) 4th December, 2020
19. Materials Research Society of India (MRSI), India, Dec 20-23, 2021
20. Representing HRI CMP Research in HBNI-im-CMP, SINP, 23-24th June, 2022
21. QMAT-2022(Quantum Condensed Matter), IIT Kanpur, 18th-22nd September, 2022
22. Resource Person for Refresher Course, University of Hyderabad, 22nd October, 2022
23. YIMQCMT-2022, NISER, Bhubaneswar, 29th October - 1st November, 2022
24. Research Institute for Sustainable Energy (RISE), TCG-CREST, 1st December, 2022
25. Designing Catalysts on Computer(DCC - 2022), IACS, Kolkata, 2nd-3rd December, 2022
26. International Workshop on Materials Under Extreme Conditions, CTFM, IIT Madras, 5th-6th December, 2022
27. International School of CMSMEE, JNCASR Bangalore, 12th-14th December, 2022
28. DAE-SSPS Conference, 2022, 18th -22nd December, 2022
29. Indo-German Joint International Conference (PDC-IT), IIT Madras, 8th-11th March, 2023
30. Indo-German Joint International Conference (DEEPT-23), SRM University, 12th-15th March, 2023
31. Advances in Photovoltaic Materials and Devices (APMD 23), June 2-4, 2023
32. Emerging Materials, IISER Pune, India, July 13-15, 2023
33. Psi-K Namma Conference, JNCASR and IISc, Bangalore, July 24-28, 2023
34. National Conference on Electronic Structure by IOP/TIFR, November 15-17,2023
35. Department of Chemistry, University of Cambridge, 12th December, 2023
36. UK Catalysis Hub Conference, Oxfordshire, U.K. December, 18 -19, 2023
37. GICAN Distinguished Colloquium, Newcastle, Australia, 25th January, 2024
38. iSNIOE2 – 2024, Shiv Nadar Institute, Delhi NCR, March 20 - 23, 2024
39. Department Colloquium, Chemistry, IIT Madras, 1st May, 2024
40. Department Colloquium, Physics, IIT Bombay, 25th June, 2024
41. NSF Colloquium, TIFR Mumbai, 26th June, 2024
42. Periodic Colloquium, Chemistry Division, BARC, 28th June, 2024
43. Department Colloquium, Physics, University of Pune, 2nd July, 2024
44. Department Colloquium, Physics, IISER Pune, 3rd July, 2024
45. DFT-60 International Conference, IIT Mandi, 24th-26th July, 2024
46. ICOPP-2024, Physics, IIT Bombay, 14th – 16th October, 2024
47. NCES-2024, SRM Amaravati, 21st – 23rd November, 2024
48. MRS Fall Meeting, 2024, Boston, Massachusetts, 1st-6th December, 2024
49. MRS India Meeting & IUMRS-ICA, DAE-UGC-CSR, 3rd-6th December, 2024
50. CACEE-2024, TIFR Mumbai, 16th – 20th December, 2024
51. QMAT-2024, IIT Guwahati, 20th – 23rd December, 2024

Conference/Symposium Organizer & Chairperson :

1. EUROMAT, 2013, Sevilla, Spain: Symposium D3-IV: Materials Modeling for Energy Applications
2. EMRS - Fall Meeting, 2014, Warsaw, Poland: Symposium A: Oxide materials for energy harvesting
3. ICCP-9, NUS, Singapore, 2014: Symposium C6: Advanced Materials Modeling for Energy Applications
4. EMRS - Fall Meeting, 2015, Warsaw, Poland: Symposium A: Materials for Energy Storage and Conversion
5. EMRS - Fall Meeting, 2016, Warsaw, Poland: Symposium L: Carbon and Materials for Energy Application
6. International Conference on Advances in Renewable Energy (CARE-23), organized by HRI and TIFR-H, February 2-4, 2023.