Sk Riyajuddin, Ph.D

Alumni and Former Staff

Postdoctoral fellow

Research Interests

I am working on carbonaceous based nanomaterial interface for water splitting application.

Selected Publications

  • Super-Hydrophilic Hierarchical Ni-Foam-Graphene-Carbon Nanotubes-Ni2P-CuP2 Nano-Architecture as Efficient Electrocatalyst for Overall Water Splitting.
    Sk Riyajuddin, K. Azmi, M. Pahuja, S. Kumar, T. Maruyama, C. Bera, and K. Ghosh.
    ACS Nano, 15, 3, 5586–5599, (2021).
  • Super-Hydrophilic leaf-like Sn4P3 on Porous Seamless Graphene-Carbon Nanotube Heterostructure as an Efficient Electrocatalyst for Solar-Driven Overall Water Splitting.
    Sk Riyajuddin, M. Pahuja, P. K. Sachdeva, K. Azmi, S. Kumar, M. Afshan, F. Ali, J. Sultana, T. Maruyama, C. Bera, and K. Ghosh
    ACS Nano, 16, 4861-4875,(2022).
  • Preventing premature convergence in evolutionary structure determination of complex molecular systems: demonstration in few-nanometer-sized TiCl3D‐Graphene Decorated with g‐C3N4/Cu3P composite: A Noble Metal‐free Bifunctional Electrocatalyst for overall water splitting
    Sk Riyajuddin, T. Aziz, S. Kumar, G. Nessim, K. Ghosh.
    ChemCatChem, 12,1394-1402, (2020).
  • p-i-n Silicon Nanowire Array-NGQD: A Metal-Free Electrocatalyst for Photoelectrochemical Hydrogen Evolution.
    Sk Riyajuddin, S. Kumar, D. badhwar, S. A. Siddhiqui, J. Sultana, K. Ghosh.
    Sustainable Energy and Fuels, 5, 3160-3171, (2021).
  • Silicon Nanowire-Ta2O5-NGQD heterostructure: An efficient photocathode for Photoelectrochemical hydrogen evolution.
    Sk Riyajuddin, J. Sultana, S. A. Siddhiqui, S. Kumar, D. Badhwar, S. S. Yadav, S. Goyal, A. Venkatesan, S. Chakraverty, and K. Ghosh.
    Sustainable Energy and Fuels, 6,197-208, (2022).


  • Ph.D.- Physics- Indian Institute of Science Education and Research, Mohali, India, 2021
  • M.Sc.- Physics - Aligarh Muslim University, Aligarh, India, 2015
  • B.Sc. (Hons)-Physics- Aligarh Muslim University, Aligarh, India, 2013

Professional Profile

  • September 2022-Till date: Postdoctoral fellow, KAUST, Thuwal, Saudi Arabia
  • January 2022 – September2022: Postdoctoral fellow, Institute of Nano Science and Technology, Mohali, India


  • Institute Best Thesis Award-2021, India
  • Research Excellence Award 2020, Institute of Scholars (INSC)-2020, India

KAUST Affiliations

  • KAUST Catalysis Center (KCC)
  • Division of Physical Science and Engineering (PSE)

Research Interests Keywords

Electrocatalyst Oxygen Evolution Reaction water splitting hydrogen evolution Energy Storage