Dr. Benjamin B. Knipfer Profile

Dr. Benjamin B. Knipfer

at Intraband LLC

SPIE Involvement:

Author

Publications (6)

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 | 8 March 2024 Presentation + Paper

High-sensitivity mid-wave resonant cavity infrared detectors

C. Kim, M. Kim, C. Canedy, E. Jackson, C. Ellis, R. Espinola, J. Nolde, E. Aifer, I. Vurgaftman, J. Meyer, V. Jayaraman, B. Kolasa, C. Burgner, B. Knipfer, R. Marsland

Proceedings Volume 12895, 128950C (2024) https://doi.org/10.1117/12.3003022

KEYWORDS: External quantum efficiency, Germanium, Reflectivity, Frequency response, Dark current, Quantum devices, Quantum cascade lasers, Sensors, Quantum processing, Mirrors

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Proceedings Article | 17 March 2023 Presentation

Graded-interfaces modeling of record-performance mid and long-wave infrared quantum cascade lasers

S. Suri, B. Knipfer, T. Grange, H. Guo, J. Kirch, L. Mawst, R. Marsland, D. Botez

Proceedings Volume PC12440, PC124400U (2023) https://doi.org/10.1117/12.2648055

KEYWORDS: Quantum cascade lasers, Thermal modeling, Mid-IR, Long wavelength infrared, Infrared radiation, Infrared lasers, Tomography, Photon transport, Crystals

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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 | 9 March 2022 Presentation

Rigorous modeling of mid-IR QCLs with strong photon-induced carrier transport

Suraj Suri, Benjamin Knipfer, Jeremy Kirch, Luke Mawst, Thomas Grange, Dan Botez

Proceedings Volume PC12021, PC120210G (2022) https://doi.org/10.1117/12.2610016

KEYWORDS: Quantum cascade lasers, Photon transport, Mid-IR, Scattering, Resistance, Quantum efficiency, Laser scattering

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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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Showing 5 of 6 publications

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