Muhammad Subkhi Sadullah, Ph.D.

Postdoctoral Fellows

Postdoctoral fellow

Research Interests

My research interests focus on soft condensed matter and wetting phenomena. I study the physics of liquid-solid interactions and their applications, such as for microfluidic devices, liquid-repellent surfaces and oil-water separation.

Selected Publications

  • Factors Controlling the Pinning Force of Liquid Droplets on Liquid Infused Surfaces

    M.S. Sadullah, J.R. Panter, H. Kusumaatmaja, Soft Matter 16, 8114-8121 (2020)

  • Bidirectional motion of droplets on gradient liquid infused surfaces

    M.S. Sadullah, G. Launay, J. Parle, R. Ledesma-Aguilar, Y. Gizaw, G. McHale, G.G. Wells, H. Kusumaatmaja, Commun. Phys. 3, 166 (2020)

  • Self-Propelled Droplet Transport on Shaped-Liquid Surfaces

    G. Launay, M.S. Sadullah, G. McHale, R. Ledesma-Aguilar, H. Kusumaatmaja, G.G. Wells. Sci. Rep. 10, 14987 (2020)

  • Drop Dynamics on Liquid Infused Surfaces: The Role of the Lubricant Ridge

    M.S. Sadullah, C. Semprebon, H. Kusumaatmaja. Langmuir 34, 8112-8118 (2018)

  • Fabrication and Wettability Study of WO3 Coated Photocatalytic Membrane for Oil-Water Separation: A Comparative Study with ZnO Coated Membrane. M.A. Gondal, M.S. Sadullah, T.F. Qahtan, M.A. Dastageer, U. Baig, G.H. McKinley. Sci. Rep. 7, 1686 (2017)                                                  

  • Study of factors governing oil–water separation process using TiO2 films prepared by spray deposition of nanoparticle dispersions

    M.A. Gondal, M.S. Sadullah, M.A. Dastageer, G.H. McKinley, D. Panchanathan, K.K. Varanasi. ACS Appl. Mater. Interfaces 6, 13422-13429 (2014)


  • Ph.D. in Physics, Durham University, United Kingdom, 2020
  • MSc. in Physics, King Fahd University of Petroleum and Minerals, Saudi Arabia, 2014
  • BSc. in Physics, Universitas Diponegoro, Indonesia, 2010

Professional Profile

  • 2021-Present: Postdoctoral fellow, KAUST, Thuwal, Saudi Arabia
  • 2013: Visiting Student, MIT, United States of America
  • 2011-2014: Research Assistant, KFUPM, Saudi Arabia

KAUST Affiliations

  • Water Desalination and Reuse Center (WDRC)
  • Division of Biological and Environmental Sciences and Engineering (BESE)​​

Research Interests Keywords

Droplets Liquid-infused surfaces Wetting Lattice Boltzmann Oil-water separation