The effects of radiation losses on the measurement of loss tangent using microstrip ring resonators. - A. U. A. W. Gunawardena; A. C. M. Ahamed; W. M. S. C. Samarasinghe; M. A. R. M. Fernando (ICIIS, 2015)

Design of a multi-section coupled line coupler based on substrate integrated coaxial lines. - H. M. P. B. Ranasinghe; A. U. A. W. Gunawardena (ICIIS, 2017)

A Novel Substrate Integrated Coaxial Line Ring Resonator Design and Performance Evaluation. - H. M. P. B. Ranasinghe; A. U. A. W. Gunawardena (ICIIS, 2019)

Design and Construction of a Communication Module for Nano-Satellites. - M. T. N. Perera; M. P. Manchanayake; I. H. Gajanayake; M. T. L. Dayarathna; A. U. A. W. Gunawardena (ICIIS, 2021)