Ray Robert Lapierre

Ray Robert Lapierre is a Professor in the Department of Engineering Physics at McMaster University, specializing in molecular beam epitaxy, III-V compound semiconductors, and nanowire-based optoelectronic devices. His research spans photovoltaics, betavoltaics, quantum computing, and thermoelectrics, with a focus on nanowire growth, doping mechanisms, and crystal phase engineering.

His recent publications (2024–2022) highlight advancements in selective-area hydride vapor phase epitaxy, twinning superlattices, and luminescence properties of etched quantum wells. Key themes include crystal phase transitions, dopant behavior in nanowires, and thermal transport phenomena.

As an educator, he teaches courses such as Semiconductor Diode Laser Physics and Introduction to Quantum Computing, and has authored significant works including the book Advances in III-V Semiconductor Nanowires and Nanodevices (2012).