Dr. Jae Ha Ryu Profile

Dr. Jae Ha Ryu

at Univ of Wisconsin-Madison

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Author

Publications (5)

Proceedings Article | 13 March 2024 Presentation

Room-temperature, directly modulated DFB-QCLs and resonant-cavity infrared detectors (RCIDs) for 5 Gb/s OOK free-space, mid-wave infrared atmospheric laser communication

R. Marsland, M. Turville-Heitz, J.-H. Ryu, C. Canedy, I. Vurgaftman, V. Jayaraman, T. Earles, S. Ruder, B. Knipfer, J. Meyer, D. Botez, L. Mawst

Proceedings Volume 12877, 128770F (2024) https://doi.org/10.1117/12.3001038

KEYWORDS: Mid-IR, Modulation, Laser communications, Infrared detectors, Quantum cascade lasers, Atmospheric sensing, Long wavelength infrared, Tunable filters, Signal attenuation, Data transmission

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Proceedings Article | 17 March 2023 Presentation

Monolithic coherent power scaling of mid-ir quantum cascade lasers

Luke Mawst, Jae Ha Ryu, Jeremy Kirch, Morgan Turville-Heitz, Shuiq Zhang, Dan Botez, Benjamin Knipfer, Robert Marsland, Steve Jacobs, Axel Strömberg, Yan-Ting Sun, Sebastian Lourdudoss, Tom Earles, Steven Ruder, Kevin Oresick, Chris Galstad, Michael Klaus

Proceedings Volume PC12440, PC124400S (2023) https://doi.org/10.1117/12.2651670

KEYWORDS: Quantum cascade lasers, Mid-IR, Continuous wave operation, Semiconductor lasers, Reliability, Mirrors, High power lasers

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Proceedings Article | 15 March 2023 Presentation + Paper

Semi-insulating InP:Fe growth by hydride vapor phase epitaxy for advanced buried heterostructure quantum cascade lasers

Axel Strömberg, Balaji Manavaimaran, Xiaodan Pang, Richard Schatz, Oskars Ozolins, Sebastian Lourdudoss, David Stark, Mattias Beck, Giacomo Scalari, Jerome Faist, Jae Ha Ryu, Luke Mawst, Dan Botez, Robert Marsland, Gregory Maisons, Mathieu Carras, Yan-Ting Sun

Proceedings Volume 12440, 1244009 (2023) https://doi.org/10.1117/12.2645959

KEYWORDS: Quantum cascade lasers, Terahertz radiation, Waveguides, Vapor phase epitaxy, Heterojunctions, Scanning electron microscopy

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Proceedings Article | 5 March 2021 Presentation + Paper

Beam stability of buried-heterostructure quantum cascade lasers formed by ICP-etching and HVPE regrowth

Jae Ha Ryu, Jeremy Kirch, Benjamin Knipfer, Zerui Liu, Morgan Turville-Heitz, Tom Earles, Robert Marsland, Axel Strömberg, Giriprasanth Omanakuttan, Yan-Ting Sun, Sebastian Lourdudoss, Dan Botez, Luke Mawst

Proceedings Volume 11705, 1170516 (2021) https://doi.org/10.1117/12.2577342

KEYWORDS: Quantum cascade lasers, Measurement devices, Etching, Vapor phase epitaxy, Vapor etching, Silica, Optical testing, Mid-IR, Metalorganic chemical vapor deposition

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Proceedings Article | 24 February 2020 Presentation + Paper

Surface-emitting quantum cascade lasers with 2nd-order metal/semiconductor gratings for high continuous-wave performance

J. Ryu, C. Sigler, C. Boyle, J. Kirch, D. Lindberg, T. Earles, D. Botez, L. Mawst

Proceedings Volume 11301, 113011P (2020) https://doi.org/10.1117/12.2543595

KEYWORDS: Quantum cascade lasers, Cladding, Optical design, Continuous wave operation, Metalorganic chemical vapor deposition, Diffraction gratings, Antireflective coatings, Electron beam lithography

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