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Academic Staff member

Dr. (Ms.) N. T. Wickramasuriya

Senior Lecturer(Grade II)

Ph.D. in Experimental Condensed Matter Physics - University of Cincinnati, U.S.A.
M.Sc. in Physics - University of Cincinnati, U.S.A.
B.Sc. Special Degree in Physics (First Class Honors) - University of Ruhuna, Matara, Sri Lanka.

Email - nadeeka@phy.ruh.ac.lk


  • Teaching Experience:
  • • Senior Lecturer (Grade II), 2016 to present
  • Department of Physics, University of Ruhuna, Matara, Sri Lanka.
  • • Visiting Lecturer, 2018 to present
  • Department of Medical Laboratory Science, University of Ruhuna, Matara, Sri Lanka.
  • • Lecturer, 2008 to 2016
  • Department of Physics, University of Ruhuna, Matara, Sri Lanka.
  • • Graduate Teaching Assistant, 2011 to 2015
  • Department of Physics, University of Cincinnati, OH, U.S.A.
  • • Assistant Lecturer, 2006 to 2007
  • Department of Physics, University of Ruhuna, Matara, Sri Lanka.
  • Characterization of semiconductor Nanowires
  • Electrical transport properties of Nanowires
  • Nanowire device Fabrication
  • Nanowire synthesis
  • Nanomaterials
  • 1. Design and construction of a low-cost AC conductivity meter to test solutions, Hansini K.L.T, Abeywickrama S.S., Wickramasuriya N.T., Proceedings of “7th Ruhuna International Science and Technology Conference (RISTCON 2020)”, University of Ruhuna, Matara, Sri Lanka, 2020.
  • 2. Strong Hot Carrier Effects in Single Nanowire Heterostructures, Iraj Abbasian Shojaei, Samuel Linser, Giriraj Jnawali, Nadeeka Wickramasuriya, Howard E Jackson, Leigh M Smith, Fariborz Kargar, Alexander A Balandin, Xiaoming Yuan, Philip Caroff, Hark Hoe Tan, Chennupati Jagadish, ACS Nano Letters 2019 19 (8), 5062-5069.
  • 3. Development of a low cost optical spectrometer for visible region, K. Abeywickrama, L.G.R.C. Lewangama, S.S. Abeywickrama, N.T. Wickramasuriya, W.M.K. De Silva, H.A.D.S.D. Perera, Proceedings of “5th Ruhuna International Science and Technology Conference (RISTCON 2018)”, University of Ruhuna, Matara, Sri Lanka, 2018.
  • 4. Carrier Dynamics and Band Structure in InGaAs and InGaAs/InP Nanowires, Samuel Linser, Iraj Shojaei, Giriraj Jnawali, Nadeeka Wickramasuriya, Howard Jackson, Leigh Smith, Amira S. Ameruddin, Philippe Caroff, Hoe Tan, Chennupati Jagadish, Proceeding of the “American Physical Society (APS) March meeting”, New Orleans, Louisiana, U.S.A., 2017.
  • 5. Carrier Dynamics and Band Structure of GaAsSb and GaAsSb/InP Nanowire, Iraj Shojaei, Samuel Linser, Giriraj Jnawali, Nadeeka Wickramasuriya, Howard Jackson, Leigh Smith, Xiaoming Yuan, Philippe Caroff, Hoe Tan, Chennupati Jagadish, Proceeding of the “American Physical Society (APS) March meeting”, New Orleans, Louisiana, U.S.A., 2017.
  • 6. Raman and Transient Rayleigh Scattering Spectroscopy of Single InGaAs/InP Strained Core-Shell Nanowires, Nadeeka Wickramasuriya, Yuda Wang, Howard E Jackson, Leigh M. Smith, Amira S. Ameruddin, H. Aruni Fonseka, Philippe Caroff, Jennifer Wong-Leung, Hark Hoe Tan, Chennupati Jagadish, Proceeding of the “Graduate Student Expo’s” Annual poster forum, University of Cincinnati, Ohio, U.S.A., 2016.
  • 7. Recombination and Thermalization Dynamics in GaAsSb, GaSb and GaAsSb/InP Nanowires, Leigh M. Smith, Nadeeka Wickramasuriya, Samuel M. Linser, Iraj Abbasian Shojaei, Howard E Jackson, Xiaoming Yuan, Philippe Caroff, Hark Hoe Tan, Chennupati Jagadish, Proceeding of the “International Conference on the Physics of Semiconductors (ICPS)”, Beijing, China, 2016.
  • 8. Dynamics and Electronic Structure in Wurtzite InGaAs and InGaAs/InP Nanowires, Leigh M. Smith, Nadeeka Wickramasuriya, Samuel M. Linser, Iraj Abbasian Shojaei, Howard E Jackson, Amira S. Ameruddin, Philippe Caroff, Hark Hoe Tan, Chennupati Jagadish, Proceeding of the “International Conference on the Physics of Semiconductors (ICPS)”, Beijing, China, 2016.
  • 9. Exploring Dynamics and Band Structure in Mid Infrared GaAsSb and GaAsSb/InP Nanowire Heterostructures, Leigh M. Smith, Yuda Wang, Nadeeka Wickramasuriya, Samuel Linser, Howard E Jackson, Xiaoming Yuan, Philippe Caroff, Hark Hoe Tan, Chennupati Jagadish, Proceeding of the “American Physical Society (APS) March meeting”, Baltimore, Maryland, U.S.A., 2016.
  • 10. Transient Rayleigh Scattering Measurements of Carrier Dynamics and Band Structure of GaAsSb/InP Nanowires, Yuda Wang, Nadeeka Wickramasuriya, Howard E Jackson, Leigh M. Smith, Xiaoming Yuan, Philippe Caroff, Fan Wang, Yanan Guo, Hark Hoe Tan, Chennupati Jagadish, Proceeding of the “Materials Research Society (MRS) fall meeting and exhibit”, Boston, Massachusetts, U.S.A., 2015.
  • 11. Raman and Transient Rayleigh Scattering Spectroscopy of Single InGaAs/InP Strained Core-Shell Nanowires, Nadeeka Wickramasuriya, Yuda Wang, Howard E Jackson, Leigh M. Smith, Amira S. Ameruddin, H. Aruni Fonseka, Philippe Caroff, Jennifer Wong-Leung, Hark Hoe Tan, Chennupati Jagadish, Proceeding of the “Materials Research Society (MRS) fall meeting and exhibit”, Boston, Massachusetts, U.S.A., 2015.
  • 12. Investigation of photo current decay rates of p-CuSCN/dye electrolyte interfaces, C.A.N. Fernando, N. Wickramasuriya, Proceeding of the 3rd Science Symposium, University of Ruhuna, Matara, Sri Lanka, 2005.
  • • Full Academic, University Graduate Scholarship, 2011 to 2016
  • University of Cincinnati, OH, U.S.A.
  • • Funded Graduate Research Assistantship, 2015 to 2016
  • NSF (USA) Grant, University of Cincinnati, OH, U.S.A.
  • • Recipient, Graduate Teaching Assistantship, 2011 to 2015
  • University of Cincinnati, OH, U.S.A.
  • • Professional Conference (MRS) Travel Award, 2015
  • NSF (USA) Grant and the Graduate Student Governance Association (GSGA) Travel Grant, University of Cincinnati, OH, U.S.A.
  • • BCVSPIN Summer School Travel Award, 2009
  • GUCAS, China, University of Delaware, U.S.A. and Abdus Salam International Center for Theoretical Physics, Italy
  • • Organizing Committee Member of the Faculty of Science, 16th Academic Sessions and 15th Vice Chancellor’s Awards Ceremony, 2019
  • University of Ruhuna, Matara, Sri Lanka.
  • • Organizing Committee Member, Ruhuna International Science and Technology Conference (RISTCON), 2018
  • University of Ruhuna, Matara, Sri Lanka.
  • • Organizing Committee Member, Sri Lanka University Games (SLUG), 2019
  • University of Ruhuna, Matara, Sri Lanka.
  • • Member of reviewing panel, Ruhuna International Science and Technology Conference (RISTCON), 2018 and 2020
  • University of Ruhuna, Matara, Sri Lanka.
  • • Chief Examiner, G.C.E. (A/L) Examination 2018 and 2019
  • Department of Examinations, Sri Lanka.
  • • Instructor, Advanced Level Physics Teachers Training Program, 2017-2018
  • University of Ruhuna and National Institute of Education (NIE), Sri Lanka.