Dr. Ryan Lewis—the leader of our group— has been an Assistant Professor of Engineering Physics at McMaster University since the fall of 2018. Dr. Lewis obtained his B.Sc. (Physics) from Dalhousie University, and his M.A.Sc. (Engineering Physics) and Ph.D. (Physics) from the University of British Columbia
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From 2014–2018 Dr. Lewis was a postdoc and Alexander von Humboldt guest scientist at the Paul Drude Institute for Solid-State Electronics in Berlin, Germany.
Dr. Lewis has coauthored over 40 articles in scientific journals, filed four patent applications and delivered above 20 invited and contributed presentations at international conferences. |
Group Members
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Dr. Manu Hegde, Postdoctoral FellowManu is a postdoc in the Department of Engineering Physics and the Center for Emerging Device Technologies. Previously, he was postdoc in the Department of Physics at Simon Fraser University. Manu received his Ph.D. in Chemistry (Nanotechnology) from University of Waterloo, and his M.Sc. in Physics and B.Sc. in Physics, Chemistry and Mathematics from Mangalore University, in India. His current research involves the MOCVD growth of III-V materials, nanostructures and lasers.
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Spencer McDermott, PhD StudentSpencer is a Ph.D. student in the Department of Engineering Physics. He received his B.Eng. in Engineering Physics from McMaster University. His current research involves the MBE growth of bent nanowires and the development of bent nanowire sensors.
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Ahmed Hassanen, Master’s Student
Ahmed is a Master’s student in the Department of Engineering Physics. He received his B.Sc. in Electronics & Communications Engineering from Ain Shams University in Egypt. He is currently researching the use of surfactants in MBE and MOCVD growth to direct quantum dot formation.
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Trevor Smith, Master’s StudentTrevor is a Master’s student in the Department of Engineering Physics. He received his B.Eng. in Engineering Systems and Computing from the University of Guelph. His current research involves the MOCVD growth of orientation-patterned III-V structures for applications in nonlinear optics.
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Alaa Sharafeldin, Master’s StudentAlaa is currently a Master’s student in the Department of Engineering Physics. She received her B.Sc. in Mathematical Physics from the University of Waterloo. Her current research involves the selective area MOCVD growth of III-V materials for optoelectronics. She is also a member of Dr. Rafael Kleiman’s research group.
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Christopher Natale, Master’s Student
Christopher is a Master’s student in the Department of Engineering Physics. He received his B.A.Sc. in Engineering Physics from the University of Toronto. His current research involves the growth and properties of quantum dots for lasers.
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Travis Ratnaharan, Bachelor’s StudentTravis is a B.Eng. student in the Department of Engineering Physics. His research involves the fabrication of a nanowire sensor.
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Group Alumni
Undergraduate Students
Neil Kemp
Benjamin Price
Benjamin Price