151 citations · 658 across the 17 of their papers we have counts for
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physics.optics2021★ 1 cited
Vertical Injection and Wideband Grating Coupler Based on Asymmetric Grating Trenches
Md Asaduzzaman, Robert J. Chapman, Brett C. Johnson +1
A Silicon-on-insulator (SOI) perfectly vertical fibre-to-chip grating coupler is proposed and designed based on engineered subwavelength structures. The high directionality of the…
physics.optics2021★ 10 cited
Difference-frequency generation in an AlGaAs Bragg-reflection waveguide using an on-chip electrically-pumped quantum dot laser
A. Schlager, M. Götsch, R. J. Chapman +7
Nonlinear frequency conversion is ubiquitous in laser engineering and quantum information technology. A long-standing goal in photonics is to integrate on-chip semiconductor laser…