Senior Lecturer
Email: sasanijay@sci.sjp.ac.lk
Office: 0112758890
Research Interests : Nanotechnology. Spectroscopy, Fiber optics, Photonics.
EDUCATION
Swinburne University of Technology, Melbourne, Australia (2007- 2011)
- Doctor of Philosophy
- Thesis Title : Development of an Optical Fiber Chemical Sensor Based on Oblique Angle Deposition
University of Colombo (2001-2004)
- Bachelor of Science (Special) Degree in Physics, First Class Honours
PUBLICATIONS
- Jayawardhana, G. Kostovski, A. P. Mazzolini and P. R. Stoddart, Optical Fiber Sensor based on Oblique Angle Deposition. Appl. Opt., 50, 155-162 (2011).
- Jayawardhana, A. P. Mazzolini, and P. R. Stoddart, Collection efficiency of scattered light in single ended optical fiber sensors. Opt. Lett. 37, 11, 2142-2144 (2012).
- Jayawardhana, L. Rosa, R. Buividas, P. R. Stoddart and S. Juodkazis, Light Enhancement in Surface-Enhanced Raman Scattering at oblique incidence, Photonic Sensors 2,3 283-288 (2012).
- Sasani Jayawardhana, Lorenzo Rosa, Saulius Juodkazis & Paul R. Stoddart, Additional Enhancement of Electric Field in Surface-Enhanced Raman Scattering due to Fresnel Mechanism. Scientific Reports. 3, (2013)
- R. Stoddart, S. Jayawardhana, Nanofabrication of Surface-Enhanced Raman Scattering Substrates for Optical Fiber Sensors, Proceedings of SPIE Volume 8613, March (2013).
- Kostovski, U. Chinnasamy, S. Jayawardhana, P. R. Stoddart, and A. Mitchell, Nanoimprinting: Sub-15nm Optical Fiber Nanoimprint Lithography: A Parallel, Self-aligned and Portable Approach, Adv. Mater., 23, (2011).
- Sriram, M. Bhaskaran, S. Jayawardhana, P.R. Stoddart, K. Kalantar-Zadeh, A. Mitchell, Influence of Electric Field on SERS: Frequency Effects, Intensity Changes, and Susceptible Bonds, J. Am. Chem. Soc. (Accepted, published online 2011)
- “wmQre kefkda ;dlaIKh” (Incredible Nanotechnology) – 2014
ISBN: 978-955-9433-45-3
CONFERENCES
- Jayawardhana, A. P. Mazzolini, P. R. Stoddart, Plasmonic Nanoparticles: Optical Fibre Sensor based on Oblique Angle Deposition, presented at the Sir Mark Oliphant Conferences Nanophotonics (SMONP) (2009).
- Jayawardhana, C. R. Cook, A. P. Mazzolini, P. R. Stoddart, Trace Level Detection of Water Contamination by SERS, presented at the International Conference on Raman Spectroscopy (ICORS) Boston, USA (2010).
- Paviolo, S. Jayawardhana, S. A. Wade, P. R. Stoddart, Angle Cleaving Optical Fibers using a CO2 Laser, presented at the Australian Conference on Optical Fibre Technology (ACOFT) Melbourne (2010).
- Kostovski, U. Chinnasamy, S. Jayawardhana, P. R. Stoddart, A. Mitchell, Novel parallel array imprinting of nano-photonic structures on optical fibre facets, presented at the Australian Conference on Optical Fibre Technology (ACOFT) (2010).
- Kostovski, U. Chinnasamy, S. Jayawardhana, P. R. Stoddart, A. Mitchell, Parallel, Self-aligned Nanoimprint Lithography of Optical Fibre Facets, presented at the International Conference on Materials for Advanced Technologies (ICMAT) Singapore (2011).
- Rosa, S. Jayawardhana, S. Juodkazis, P. R. Stoddart, Additional enhancement in surface enhanced Raman scattering due to excitation geometry, presented at the Asia-Pacific Optical Sensors Conference (APOS) Sydney (2012)
- R. Stoddart, S. Jayawardhana, Nanofabrication of Surface-Enhanced Raman Scattering Substrates for Optical Fiber Sensors, Presented at the Photonics West Conference, San Francisco (2013)