151 citations · 259 across the 15 of their papers we have counts for
16 papers
Boundary-dominated optomechanics in silicon metamaterial membranes
David González-Andrade, Paula Nuño Ruano, Jianhao Zhang +10
Stimulated Brillouin scattering in integrated photonic waveguides enables coherent coupling between optical photons and gigahertz acoustic phonons, providing a powerful mechanism f…
Broadband mode exchanger based on subwavelength Y-junctions
Raquel Fernández de Cabo, Alejandro Sánchez-Sánchez, Yijun Yang +4
Multimode silicon photonics, leveraging mode-division multiplexing technologies, offers significant potential to increase capacity of large-scale multiprocessing systems for on-chi…
Stimulated Forward Brillouin Scattering in Subwavelength Silicon Membranes
Paula Nuño Ruano, Jianhao Zhang, David González-Andrade +6
Brillouin scattering enables efficient and coherent conversion between optical photons and gigahertz-frequency phonons. Integrated circuits that harness this nonlinear interaction…
Perfectly vertical silicon metamaterial grating couplers with large segmentation periods up to 650 nm
Jianhao Zhang, Daniele Melati, Yuri Grinberg +7
Perfectly vertical grating couplers leveraging metamaterials can achieve both high coupling efficiency and minimal back reflection. The fabricability of these designs, with segment…
Optical wavefront phase-tilt measurement using Si-photonic waveguide grating couplers
Siegfried Janz, Dan-Xia Xu, Yuri Grinberg +5
Silicon photonic wavefront phase-tilt sensors for wavefront monitoring using surface coupling grating arrays are demonstrated. The first design employs the intrinsic angle dependen…
Genetic optimization of Brillouin scattering gain in subwavelength-structured silicon membrane waveguides
Paula Nuño Ruano, Jianhao Zhang, Xavier Le Roux +6
On-chip Brillouin optomechanics has great potential for applications in communications, sensing, and quantum technologies. Tight confinement of near-infrared photons and gigahertz…