INSPIRE Faculty Fellow
Solid State and Structural Chemistry Unit
Indian Institute of Science
Bengaluru 560012, INDIA
Mobile: +91 9867927321
Email ID:
Google Scholar


Research Interests

  • Development of high voltage cathode for Li-ion battery
  • Electrohcemical evaluation of liquid electrolytes for high voltage environment
  • Fabrication of solid state electrolyte and development of process to build complete cell
  • Interphase analysis of Cathode-Electrolyte and Anode-Electrolyte

Research Experience

  • Nehru Fulbright Postdoctoral Fellow, Rice University, USA 2015–2017

Host: Prof. Pulickel M. Ajayan

        • Stabilizing LIBs for extremely high temperatures, focused on cathode – current collector interactions

        • Fabrication of bioderived hierarchical carbon structures for supercapacitor applications

        • Growth of CNT in ethylene assisted as well as xylene assisted CVD setup

  • Junior Visiting Scientist, Bhabha Atomic Research Centre, Mumbai 2014-2015

Advisor: Dr. A. K. Tyagi

  • Designed and engineered ionic conductor ceramics for use as solid state electrolytes in SOFCs

  • Synthesis of new multifunctional materials possessing optimal electrical and magnetic properties

  • Visiting Fellow, Tata Institute of Fundamental Research, Mumbai 2013-2014

Host: Dr. Vivek Polshettiwar

  • Devised synthesis processes for tuning structural properties of Iron oxide nanoparticles

  • Probed the efficacy of particle size control on their photocatalytic activity

  • Graduate researcher, Bhabha Atomic Research Centre, Mumbai 2008-2013

  • Designed new functional Ionic conductors for their use as solid state electrolytes

  • Developed Multiferroic materials for fundamental studies

  • Explored fluoride based photoluminescent materials for their application as white light LEDs.

  • Unconventional materials for photocatalytic application


Representative Publications

  • High-temperature solid electrolyte interphases (SEI) in graphite electrodes

Marco-Tulio F. Rodrigues, Farheen N. Sayed, Hemtej Gullapalli, Pulickel M. Ajayan

Journal of Power Sources 381(2018) 107

  • All two-dimensional materials as electrodes for high power hybrid energy storage applications

Keiko Kato, Farheen N. Sayed, Ganguli Babu, Pulickel Ajayan

2D Materials (Accepted) 2018

  • The curious case of positive current collectors: corrosion and passivation at high temperature

Farheen N. Sayed, Marco-Tulio F. Rodrigues, Kaushik Kalaga, Hemtej Gullapalli, Pulickel M. Ajayan

ACS Appl. Mater. Interfaces 9 (2017) 43623

  • Li-ion batteries at extreme temperatures: a materials perspective

Marco-Tulio F. Rodrigues, Ganguli Babu, Hemtej Gullapalli, Kaushik Kalaga,

Farheen N. Sayed, Keiko Kato, Jarin Joyner, Pulickel M. Ajayan

Nature Energy 2 (2017)

  • Stabilizing new series of solid solution with bandgap tunability in Pr1-xCexScO3 (0.0≤x≤1.0)

Farheen N. Sayed, R. Shukla, A. K. Tyagi

Dalton Transaction 44 (2015) 16929

  • Sequential evolution of different phases in metastable Gd2-xCexZr2-xAlxO7 (0.0 ≤ x ≤ 2.0) system: Crucial role of reaction conditions

R. Shukla, Farheen N. Sayed, S. Phapale, R. Mishra, A. K. Tyagi

Inorg. Chem. 52 (2013) 7873

  • Influence of La3+– Substitution on Electrical and Photocatalytic Behavior of Complex Bi2Sn2O7 Oxides

Farheen N. Sayed, V. Grover, B. P. Mandal, A. K. Tyagi

J. Phys. Chem. C. 117 (2013) 10929

  • Improved ionic conductivity in NdGdZr2O7: Influence of Sc3+ substitution

Farheen N. Sayed, Balaji P Mandal, Dheeraj Jain, C.G.S Pillai, A. K. Tyagi

J. Eur. Ceram. Soc. 32 (2012) 3221


Students interested in doing Short term (3-6 months) research project in any energy storage area are encouraged to apply.