Research

Silicon semiconductor device physics and technology: device design, fabrication processes, characterization, modelling and application in integrated circuits and optoelectronics; monolithic integration of optical components with CMOS electronics for sensing and communications;
integrated waveguide optical devices in silicon-on-insulator; silicon sensors for ionizing radiation for biomedical applications; silicon photovoltaics.

Applications

Silicon-based biomedical sensors; components for optical telecommunications and optical interconnect, and photovoltaics.

Recent Journal Articles

A. Shamim, M. Arsalan, L. Roy, M. Shams and N.G. Tarr, “Wireless dosimeter: system-on-chip versus system-in-package for biomedical and space applications”, IEEE Trans. Circuits and Systems 55, p 643-647 (2008).

S.P. McGarry and N.G. Tarr, “Fabrication and modelling of screen-printed active electrolytic polymer devices”, Semiconductor Sci. Technol. 23, p 055009 (2008).

P.E. Jessop, L.K. Rowe, S.M. McFaul, A.P. Knights, A. Tam and N.G. Tarr, “Monolithic Integration of Sub-bandgap Detection, Signal Amplification and Optical Attenuation on a Silicon Photonic Chip”, accepted for publication in Journal of Materials Science: Materials in Electronics, February 2008.

A. Shamim, L. Roy, N. Fong and N.G. Tarr, “24 GHz on-chip antennas and balun on bulk Si for air transmission”, IEEE Trans. Antennas and Propagation 56, p 303-311 (2008).

D. Celo, R.Vandusen, T. Smy, J. Albert, N.G. Tarr and P.D. Waldron, “Low temperature plasma etching for Si₃N₄ waveguide applications”, J. Vac. Sci. Tech. A. 26, p 253-258 (2008).

L.K. Rowe, M. Elsey, N.G. Tarr, A.P. Knights and E. Post, “CMOS-compatible optical rib waveguides defined by local oxidation of silicon”, Electronics Lett. 43, p 392-3 (2007).

Recent Conference Papers:

R.H. Griffin, H. Le, D.T. Jack, A. Kochermin and N.G. Tarr, “Radon monitor using custom alpha-detecting MOS IC”, IEEE Sensors 2008, Lecce, Italy, October 2008.

R.H. Griffin, H. Le, D.T. Jack and N.G. Tarr, “Alpha RAM: An Alpha Particle Detecting MOS IC for Radon Monitoring”, CMC Microsystems and Nanoelectronics Research Conference (MNRC 2008), Ottawa, October 2008.

F.Y. Gardes, G.T. Reed, A.P. Knights, G. Mashanovich, P.E. Jessop, L. Rowe, S. McFaul, D. Bruce, and N.G. Tarr, “Sub-micron Optical Waveguides for Silicon Photonics formed via the Local Oxidation of Silicon (LOCOS)”, SPIE Photonics West, San Jose, January 2008, SPIE publication 6898 R-1-4.

D. Logan, A. P. Knights, P. E. Jessop, and N. G. Tarr, “Design of Integrated LOCOS Waveguide Photodetector on SOI, SPIE Photonics West, San Jose, January 2008, SPIE publication 6898 J-1-10.

M. Li, R.G. Harrison, R.E. Amaya, J.-M. Duchamp, P. Ferrari, and N.G. Tarr, “CMOS varactors in NLTL pulse-compression applications”, 37th European Microwave Conference, EuMC 2007 Proceedings, Munich, September 2007, p 1405-8.