Dr. M. Usman Ashraf

Faculty Member

Dr. M. Usman Ashraf

Professor

HEC Approved PhD Supervisor
(+9251 111 128 128) 6112
usman.ashraf@nu.edu.pk

Education

PhD (Mathematics), Comsat University Islamabad, 2023

M.Phil (Maths), Quaid-i-Azam University, Islamabad, 2008

M.Sc (Maths), Quaid-i-Azam University, Islamabad, 2006

Summary

Dr. Muhammad Usman Ashraf joined NUCES- FAST in July 2008. Previously he did M.Sc and M.Phil Mathematics from Quaid-i-Azam University and PhD Mathematics from Comsat University Islamabad. His areas of interest are applied mathematics, especially fluid mechanics. The thesis topics are related to Peristaltic flows, Heat and Mass Transfer Analysis ,Solution of Nonlinear Partial Differential Equations and Computational Fluid Dynamics. He has more than twenty international Journal impact factor publications

Publications

Journal Papers

  1. Muhammad Usman Ashraf, Muhammad Qasim , Idress Afridi ,, A comprehensive entropic scrutiny of dissipative flows over a thin needle featured by variable thermophysical properties , Waves in random and complex media March 2022 . https://doi.org/10.1080/17455030.2022.2049922.
  2. Muhammad Qasim, Muhammad Usman Ashraf, Dianchen Lu,Abid Hussanan, Influence of differently shaped copper nanoparticles in mixed convection flow through a curved wavy channel , Alexandria Engineering Journal, Volume 60, Issue 3, June 2021, Pages 3305-3314.
  3. K. S. Nisar; M. M. Alam, Muhammad Usman Ashraf and Shiping Huang, Interaction of Variable Diffusion Coefficients with Electrokinetically Regulated Peristalsis of Carreau-Yasuda Nanofluid , published in Case Studies in Thermal Engineering. 2023
  4. Yasir Nawaz, Muhammad Usman Ashraf, Muhammad Shoaib Arif , Wasfi Shatanawi,, A Class of Unconditionally Stable Shooting Methods with Application to Radiative Darcy-Forchheimer Flow, International Journal of Computational Methods March 2022.
  5. Muhammad Usman Ashraf, Muhammad Qasim, Abderrahim Wakif, Muhammad Idrees Afridi, A generalized differential quadrature algorithm for simulating magneto hydrodynamic peristaltic flow of blood-based Nano fluid containing magnetite nanoparticles: A physiological application Number Methods Partial Differential Eq. 2020;1–27.
  6. Muhammad Usman Ashraf, Muhammad Qasim, Magnetohydrodynamic (MHD) Peristaltic flow of blood containing cylindrical shaped gold nanoparticles in a non-uniform tube in the presence of Joule dissipation , published in Journal of Magnetism and Magnetic Materials. 2023
  7. Yasir Nawaz, Muhammad Shoaib Arif , Wasfi Shatanawi, Muhammad UsmanAshraf, A Fourth Order Numerical Scheme for Unsteady Mixed Convection Boundary Layer Flow: A Comparative Computational Study . , in Energies , January (2022), 15 (2)
  8. Akbar, Y., Huang, S., Ashraf, M. U., Nisar, K. S., & Alam, M. M. (2023)., Electrothermal analysis for reactive Powell Eyring nanofluid flow regulated by peristaltic pumping with mass transfer. Case Studies in Thermal Engineering, 102828. Category: W. Impact factor: 6.268.
  9. Yasir Nawaz, Kamaleldin Abodayeh, Muhammad Shoaib Arif, Muhammad Usman Ashraf, A third-order two-step numerical scheme for heat and mass transfer of chemically reactive radiative MHD power-law fluid, Advances in Mechanical Engineering 2021, Vol. 13(10) 1–14.
  10. Nawaz, Y., Arif, M. S., Ashraf, M. U., & Abodayeh, K. (2023), A New Explicit Numerical Scheme for Enhancement of Heat Transfer in Sakiadis Flow of MicroPolar Fluid Using Electric Field published in Heliyon . Category: W. Impact factor: 3.776.
  11. Yasir Nawaz, Muhammad Shoaib Arif, Wasfi Shatanawi and Muhammad Usman Ashraf, A new unconditionally stable implicit numerical scheme for fractional diffusive epidemic model" "AIMS Mathematics, June 2022, 7(8): 14299–14322. DOI: 10.3934/math.2022788.
  12. Yasir Nawaz, Kamaleldin Abodayeh, Muhammad Shoaib Arif, Muhammad Usman Ashraf, Development of Explicit Schemes for Diffusive SEAIR COVID-19 Epidemic Spreading Model: An Application to Computational Biology ,Iran J Sci Technol Trans Sci https://doi.org/10.1007/s40995-021-01214-0
  13. K. S. Nisar; M. M. Alam, Muhammad Usman Ashraf and Shiping Huang, Interaction of Variable Diffusion Coefficients with Electrokinetically Regulated Peristalsis of Carreau-Yasuda Nanofluid , published in Case Studies in Thermal Engineering. 2023