Killian Keller

Metamaterial graphene photodetector with bandwidth exceeding 500 gigahertz

Stefan M. Koepfli, Michael Baumann, Yeşim Koyaz et al. · Science · 2023 · 201 citations · Full text

Engineering, Materials Engineering, Materials Science +17

Ultra-wideband MHz to THz plasmonic EO modulator

Yannik Horst, David Moor, Daniel Chelladurai et al. · Optica · 2025 · 36 citations · Full text

Engineering, Electrical Engineering, Materials Science +17

C- and O-Band Dual-Polarization Fiber-to-Chip Grating Couplers for Silicon Nitride Photonics

Manuel Kohli, Daniel Chelladurai, Boris Vukovic et al. · ACS Photonics · 2023 · 34 citations · Full text

Engineering, Materials Engineering, Materials Science +17

PLD Epitaxial Thin‐Film BaTiO₃ on MgO − Dielectric and Electro‐Optic Properties

Joel Winiger, Killian Keller, David Moor et al. · Advanced Materials Interfaces · 2023 · 28 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17

Controlling photothermoelectric directional photocurrents in graphene with over 400 GHz bandwidth

Stefan M. Koepfli, Michaël Baumann, Robin Gadola et al. · Nature Communications · 2024 · 28 citations · Full text

Engineering, Materials Engineering, Materials Science +17