Dr. Sidath Wijesinghe


  • Ph.D. Chemistry, Clemson University (Clemson, SC), 2018
    • Mentor: Professor Dvora Perahia and Dr. Gary S. Grest  In a broad sense, 
    • His Ph.D. research is focused on understanding the structure and dynamics of soft materials in confined geometry using molecular dynamics simulations. 
  • B.S. University of Kelaniya, Kelaniya, Sri Lanka

Professional Experience: 

  • Lecturer, Appalachian State University, Fall 2020. 
  • Postdoctoral Research Associate,  University of North Carolina at Chapel Hill  
    • Mentor: Professor Max L. Berkowitz 
    • Dr. Wijesinghe studied shock wave induced cavitation on membranes


  • Molecular Dynamics simulations
  • Biomembranes
  • Structure and dynamics of polymers
  • Computational chemistry

Selected Publications: 
Sidath Wijesinghe, Dvora Perahia, Ting Ge, K. Michael Salerno, and Gary S. Grest, “Stress Relaxation of Comb Polymer Melts”, (in review, Triboloy Letters 2021)

Sidath Wijesinghe, Edmond Y. Lau, Sa Hoon Min, and Max L. Berkowitz, “Damage to Polystyrene Polymer Film by Shock Wave Induced Bubble Collapse”, J. Phys. Chem. B. 2020, 124, 749

Sa Hoon Min, Sidath Wijesinghe, and Max L. Berkowitz, “Enhanced Cavitation and Hydration Crossover of Stretched Water in Presence of C60”, J. Phys. Chem. Lett. 2019, 10, 6621−6625

Sidath Wijesinghe, Dvora Perahia, and Gary S. Grest, “Polymer Topology Effects on Dynamics of Comb Polymer Melts”, Macromolecules 2018, 51, 7621

Sidath Wijesinghe, Dvora Perahia, and Gary S. Grest; “Temperature Response of Soft Ionizable Polymer Nanoparticles”, J. Chem. Phys 2018, 149, 084903

Sidath Wijesinghe, Sabina Maskey, Dvora Perahia, and Gary S. Grest, “Luminescent Tunable Polydots: Charge Effects on Confined Geometry”, J. Chem. Phys 2017, 146, 244907

Sidath Wijesinghe, Sabina Maskey, Dvora Perahia, and Gary S. Grest, “Conformation of Ionizable Poly para Phenylene Ethynylene in Dilute Solutions”, J. Polym. Science Part B: Polymer Physics., 2016, 54, 582

Title: Lecturer

Email address: Email me

Phone: (828) 262-8467

Office address
GWH 401-B