Stephan Sprengel

Widely tunable 23  μm III-V-on-silicon Vernier lasers for broadband spectroscopic sensing

Ruijun Wang, Stephan Sprengel, Anton Vasiliev et al. · Photonics Research · 2018 · 63 citations · Full text

Room-temperature vertical-cavity surface-emitting lasers at 4 <i>μ</i>m with GaSb-based type-II quantum wells

G. K. Veerabathran, Stephan Sprengel, Alexander Andrejew et al. · Applied Physics Letters · 2017 · 55 citations

Optical Pumping, Photonics, Tunnel Junction Technology +11

2 μm wavelength range InP-based type-II quantum well photodiodes heterogeneously integrated on silicon photonic integrated circuits

Ruijun Wang, Stephan Sprengel, Muhammad Muneeb et al. · Optics Express · 2015 · 46 citations · Full text

Photonics, Silicon Photonic, Engineering +14

Type-II InP-based lasers emitting at 2.55 <i>μ</i>m

Stephan Sprengel, Alexander Andrejew, Kristijonas Vizbaras et al. · Applied Physics Letters · 2012 · 45 citations

Engineering, Laser Science, Laser Applications +16

23 µm range InP-based type-II quantum well Fabry-Perot lasers heterogeneously integrated on a silicon photonic integrated circuit

Ruijun Wang, Stephan Sprengel, Gerhard Boehm et al. · Optics Express · 2016 · 42 citations · Full text