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Howard W. Yoon (Fed)

Advancing spectroradiometry for improvements in fundamental and disseminated standards for spectral power responsivity, spectral radiance, spectral irradiance, radiance temperature, and solar energy.

Activities:

U.S. expert on non-contact thermometry to the Consultative Committee for Thermometry

Member of IEC TC65/SC65B/WG5

Research projects:

Radiation thermometry
Spectroradiometry of sources
Photovoltaic calibrations

Awards

  • DOC Silver Award, 2008
  • Allen V. Astin Award, 2005
  • Allen V. Astin Award, 2004

Publications

Characterization and Absolute Calibration of an AERONET-OC Radiometer

Author(s)
Bettye C. Johnson, Giuseppe Zibordi, Steven W. Brown, Michael Feinholz, Mikhail Sorokin, Ilya Slutsker, John Woodward, Howard Yoon
The Ocean Color component of the global Aerosol Robotic Network (AERONET-OC) utilizes CE-318 sun photometers modified for above-water radiometry from fixed

Nonlinear Response of Silicon Solar Cells

Author(s)
Behrang H. Hamadani, Andrew M. Shore, Howard W. Yoon, Mark Campanelli
We used an LED-array-based combinatorial flux addition method to explore the wavelength and the intensity-dependence of the spectral responsivity in silicon

Broadband Radiometric LED Measurements

Author(s)
George P. Eppeldauer, Catherine C. Cooksey, Howard W. Yoon, Leonard M. Hanssen, Vyacheslav B. Podobedov, Robert E. Vest, Uwe Arp, Carl C. Miller
At present, broadband radiometric measurements of LEDs with uniform and low-uncertainty results are not available. Currently, either spectral radiometric
Created October 9, 2019, Updated June 15, 2021