Roger Loo

Two-dimensional beam steering using an electrically tunable impedance surface

Daniel F. Sievenpiper, James H. Schaffner, H.J. Song et al. · IEEE Transactions on Antennas and Propagation · 2003 · 542 citations

Engineering, Electrical Engineering, Materials Science +17

GeSn/Ge heterostructure short-wave infrared photodetectors on silicon

Alban Gassenq, Federica Gencarelli, Joris Van Campenhout et al. · Optics Express · 2012 · 194 citations · Full text

Engineering, Electrical Engineering, Materials Science +17

Undoped and <i>in-situ</i> B doped GeSn epitaxial growth on Ge by atmospheric pressure-chemical vapor deposition

Benjamin Vincent, Federica Gencarelli, H. Bender et al. · Applied Physics Letters · 2011 · 188 citations · Full text

Natural Sciences, Materials Science, Physics +16

A tunable impedance surface performing as a reconfigurable beam steering reflector

Daniel F. Sievenpiper, J. Schaffner, Roger Loo et al. · IEEE Transactions on Antennas and Propagation · 2002 · 151 citations

Engineering, Electrical Engineering, Antennas +13

Fabrication and Analysis of a ${\rm Si}/{\rm Si}_{0.55}{\rm Ge}_{0.45}$ Heterojunction Line Tunnel FET

A. Walke, A. Vandooren, R. Rooyackers et al. · IEEE Transactions on Electron Devices · 2014 · 147 citations

Engineering, Electrical Engineering, Materials Engineering +16