Sayan Bhattacharyya

Dept: Chemical Sciences (DCS)
E-mail: sayanb [at]
Personal homepage: Click Here

Research Interest:

The Advanced Functional Materials Laboratory (AFML) led by Dr. Sayan Bhattacharyya focuses on an interdisciplinary research on functional nanomaterials. The current research interests are: (A) Photovoltaics: Quantum dot sensitized solar cells and Perovskite Solar Cells; (B) Electrocatalysis, Photoelectrocatalysis and Photolysis; (C) Zinc-air Battery; (D) Electrochemical CO2 Reduction; (E) Hybrid Perovskite Nanocrystal Photocatalysts; (F) Magnetism and Magnetotransport Properties of Doped rare-earth manganite nanostructures and Metal oxide heterostructures; (G) Nano-Bio Interface: Drug delivery, photothermal and photodynamic therapy, and Waste water treatment.

Academic Background:

  1. Ph. D. (Solid State Chemistry ), Indian Institute of Technology Kanpur (IIT Kanpur), 2006
  2. M. Sc. (Physical Chemistry), Department of Chemistry (University of Kalyani), 1998
  3. B. Sc. (Honours) (Chemistry (H), Physics (P), Mathematics (P)), Maulana Azad College (University of Calcutta), 1996


  1. Professor, IISER Kolkata ( - )
  2. Associate Professor, IISER Kolkata (2015 - 2019)
  3. Assistant Professor, IISER Kolkata (2010 - 2015)
  4. Postdoctoral Researcher, Drexel Nanotechnology Institute, Drexel University, Philadelphia, PA, USA (2008 - 2010)
  5. Postdoctoral Fellow, Department of Chemistry, Bar-Ilan University, Ramat-Gan, Israel (2006 - 2008)

Selected Publications:

  1. Ghosh, Anima; Chaudhary, Dhirendra K.; Mandal, Arnab; Prodhan, Sayan; Chauhan, Kamlesh Kumar; Vihari, Saket; Gupta, Govind; Datta, Prasanta Kumar and Bhattacharyya, Sayan. 2019."Core/Shell Nanocrystal Tailored Carrier Dynamics in Hysteresis-Less Perovskite Solar Cell with ~20% Efficiency and Long Operational Stability." J. Phys. Chem. Lett., 1, 1
  2. Chaudhary, Dhirendra K.; Ghosh, Anima; Ali, Md. Yusuf and Bhattacharyya, Sayan. 2019."Charge Transport between Coaxial Polymer Nanorods and Grafted All-Inorganic Perovskite Nanocrystals for Hybrid Organic Solar Cells with Enhanced Photoconversion Efficiency." J. Phys. Chem. C, 1, 1
  3. Majee, Rahul; Kumar, Arun; Das, Tisita; Chakraborty, Sudip and Bhattacharyya, Sayan. 2019."Tweaking Nickel with Minimal Silver in a Heterogeneous Alloy of Decahedral Geometry to Deliver Platinum-like Hydrogen Evolution Activity." Angew. Chem. Int. Ed., 1, 1
  4. Behera, Rakesh Kumar; Dutta, Anirban; Ghosh, Dibyendu; Bera, Suman; Bhattacharyya, Sayan and Pradhan, Narayan. 2019."Doping Smallest Shannon Radii Transition Metal Ion Ni(II) for Stabilizing a-CsPbI3 Perovskite Nanocrystals." J. Phys. Chem. Lett., 10, 7916-21
  5. Majee, Rahul; Islam, Quazi Arif and Bhattacharyya, Sayan. 2019."Surface Charge Modulation of Perovskite Oxide at the Crystalline Junction with Layered Double Hydroxide for Durable Rechargeable Zinc-air Battery." ACS Appl. Mater. Interfaces, 11, 35853-62

All Publications: Click Here