Dr. John A. Dykema Profile

Dr. John A. Dykema

at Harvard Univ

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Author

Publications (4)

Proceedings Article | 12 July 2023 Open Access

All-semiconductor continuous-wave volumetric ranging for spaceborne differential absorption lidar

Simone Bianconi, John Dykema, Eric Kittlaus, Mahmood Bagheri, Siamak Forouhar

Proceedings Volume 12777, 127772S (2023) https://doi.org/10.1117/12.2690302

KEYWORDS: Ranging, Backscatter, Tunable filters, LIDAR, Equipment, Continuous wave operation, Modulation, Profiling, Optical filters, Transmitters

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Proceedings Article | 20 August 2008 Paper

On-orbit accuracy of infrared spectra for climate model testing

John Dykema, P. Jonathan Gero, Stephen Leroy, Henry Revercomb, Daniel Kirk-Davidoff, James Anderson

Proceedings Volume 7081, 70810N (2008) https://doi.org/10.1117/12.795983

KEYWORDS: Climatology, Environmental sensing, Clouds, Infrared radiation, Data modeling, Atmospheric modeling, Climate change, Shortwaves, Water, Global Positioning System

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Proceedings Article | 20 August 2008 Paper

On-orbit characterization of blackbody emissivity and spectrometer instrument line-shape using quantum cascade laser based reflectometry

P. Jonathan Gero, John Dykema, James Anderson, Stephen Leroy

Proceedings Volume 7081, 70810Q (2008) https://doi.org/10.1117/12.795987

KEYWORDS: Black bodies, Quantum cascade lasers, Spectroscopy, Calibration, Reflectivity, Reflectometry, Sensors, Infrared radiation, Signal detection, Diagnostics

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Proceedings Article | 26 September 2007 Paper

Infrared standards in space

John Dykema, James Anderson

Proceedings Volume 6678, 66781B (2007) https://doi.org/10.1117/12.734458

KEYWORDS: Climatology, Infrared radiation, Calibration, Sensors, Climate change, Environmental sensing, Black bodies, Standards development, Temperature metrology, Infrared sensors

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