BRDF calibration of natural samples in support of remote sensing. - Georgi T. Georgiev; Charles K. Gatebe; James J. Butler 001; Michael D. King (IGARSS, 2007)

Sensitivity study for sensor optical and electric cross-talk based on spectral measurements: An application to developmental sensors using heritage sensors such as MODIS. - Hassan Oudrari; Sanxiong Xiong; Nianzen Che; Xiaoxiong Xiong; James J. Butler 001 (IGARSS, 2007)

Sensor on-orbit calibration and characterization using spacecraft maneuvers. - Xiaoxiong Xiong; Jim Butler 001; William L. Barnes; Bruce Guenther (IGARSS, 2007)

BRDF of Salt Pan Regolith Samples. - Georgi T. Georgiev; Charles K. Gatebe; James J. Butler 001; Michael D. King (IGARSS (4), 2008)

BRDF Analysis of Savanna Vegetation and Salt-Pan Samples. - Georgi T. Georgiev; Charles K. Gatebe; James J. Butler 001; Michael D. King (IEEE Trans. Geosci. Remote. Sens., 2009)

The effect of incident light polarization on vegetation Bidirectional Reflectance Factor. - Georgi T. Georgiev; James J. Butler 001; Kurtis J. Thome; K. Jon Ranson; Michael D. King (IGARSS, 2010)

A methodology to assess the impact of optical and electronic crosstalk in a new generation of sensors using heritage data. - Hassan Oudrari; Thomas Schwarting; Kwo-Fu Chiang; Jeffrey McIntire; Chunhui Pan; Xiaoxiong Xiong; James J. Butler 001 (IGARSS, 2010)

Assessment of multiangular polarization contribution to the bidirectional reflectance of natural samples. - Georgi T. Georgiev; James J. Butler 001; Kurtis J. Thome; K. Jon Ranson; Michael D. King (IGARSS, 2011)

Post-launch Calibration Support for VIIRS onboard NASA NPP spacecraft. - Xiaoxiong Xiong; Kwo-Fu Chiang; Jeffrey McIntire; Mathew R. Schwaller; James J. Butler 001 (IGARSS, 2011)

Directional degradation of spectralon diffuser under ionizing radiation for calibration of space-based sensors. - Georgi T. Georgiev; James J. Butler 001; Matthew G. Kowalewski; Leibo Ding (IGARSS, 2012)

Early assessment of VIIRS on-orbit calibration and support activities. - Xiaoxiong Xiong; Kwo-Fu Chiang; Jeffrey McIntire; Hassan Oudrari; Aisheng Wu; Mathew R. Schwaller; James J. Butler 001 (IGARSS, 2012)

VIIRS on-orbit calibration activities and performance. - Xiaoxiong Xiong; Hassan Oudrari; Kwo-Fu Chiang; Jeffrey McIntire; Jon Fulbright; Ning Lei; Junqiang Sun; Boryana Efremova; Zhipeng Wang 001; James J. Butler 001 (IGARSS, 2013)

CLARREO calibration uncertainty assessment tool: status and path forward. - Boryana Efremova; Aisheng Wu; Xiaoxiong Xiong; James J. Butler 001 (Earth Observing Systems, 2014)

VIIRS on-orbit calibration and performance update. - Xiaoxiong Xiong; James J. Butler 001; Kwo-Fu Chiang; Boryana Efremova; Jon Fulbright; Ning Lei; Jeffrey McIntire; Zhipeng Wang 001 (IGARSS, 2014)

Characterization and application of a LED-driven integrating sphere source. - Leibo Ding; Elena M. Georgieva; James J. Butler 001; John W. Cooper; Georgi T. Georgiev; Gilbert R. Smith (Earth Observing Systems, 2015)

JPSS-1 VIIRS pre-launch radiometric performance. - Hassan Oudrari; Jeffrey McIntire; Xiaoxiong Xiong; James J. Butler 001; Boryana Efremova; Qiang Ji; Shihyan Lee; Tom Schwarting (Earth Observing Systems, 2015)

VIIRS/J1 polarization narrative. - Eugene Waluschka; Joel McCorkel; Jeffrey McIntire; David Moyer; Brendan McAndrew; Steven W. Brown; Keith R. Lykke; James B. Young; Eric Fest; James J. Butler 001; Tung R. Wang; Eslim O. Monroy; et al. (Earth Observing Systems, 2015)

Assessment of MODIS and VIIRS solar diffuser on-orbit degradation. - Xiaoxiong Xiong; Jon Fulbright; Amit Angal; Zhipeng Wang 001; Xu Geng; Jim Butler 001 (Earth Observing Systems, 2015)

An overview of S-NPP VIIRS lunar calibration. - Xiaoxiong Xiong; Jon Fulbright; Zhipeng Wang 001; James J. Butler 001 (IGARSS, 2015)

Prelaunch Radiometric Characterization and Calibration of the S-NPP VIIRS Sensor. - Hassan Oudrari; Jeffrey McIntire; Xiaoxiong Xiong; James J. Butler 001; Shihyan Lee; Ning Lei; Thomas Schwarting; Junqiang Sun (IEEE Trans. Geosci. Remote. Sens., 2015)

Sensitivity of Intercalibration Uncertainty of the CLARREO Reflected Solar Spectrometer Features. - Aisheng Wu; Xiaoxiong Xiong; Zhonghai Jin; Constantine Lukashin; Brian N. Wenny; James J. Butler 001 (IEEE Trans. Geosci. Remote. Sens., 2015)

Preliminary results of BTDF calibration of transmissive solar diffusers for remote sensing. - Georgi T. Georgiev; James J. Butler 001; Kurt J. Thome; Catherine Cooksey; Leibo Ding (Earth Observing Systems, 2016)

S-NPP VIIRS calibration and performance update. - Xiaoxiong Xiong; Changyong Cao; Zhipeng Wang 001; Ning Lei; Kwo-Fu Chiang; Slawomir Blonski; James J. Butler 001 (IGARSS, 2016)

JPSS-1 VIIRS Radiometric Characterization and Calibration Based on Pre-Launch Testing. - Hassan Oudrari; Jeffrey McIntire; Xiaoxiong Xiong; James J. Butler 001; Qiang Ji; Thomas Schwarting; Shihyan Lee; Boryana Efremova (Remote. Sens., 2016)

Assessment of S-NPP VIIRS On-Orbit Radiometric Calibration and Performance. - Xiaoxiong Xiong; James J. Butler 001; Kwo-Fu Chiang; Boryana Efremova; Jon Fulbright; Ning Lei; Jeffrey McIntire; Hassan Oudrari; Zhipeng Wang 001; Aisheng Wu (Remote. Sens., 2016)

Lunar Calibration and Performance for S-NPP VIIRS Reflective Solar Bands. - Xiaoxiong Xiong; Junqiang Sun; Jon Fulbright; Zhipeng Wang 001; James J. Butler 001 (IEEE Trans. Geosci. Remote. Sens., 2016)

Establishing BRDF calibration capabilities through shortwave infrared. - Georgi T. Georgiev; James J. Butler 001; Kurt J. Thome; Catherine Cooksey; Leibo Ding (Earth Observing Systems, 2017)

JPSS-1 VIIRS RSB sensor spectral response calibration and its applications. - Jinan Zeng; Jim Butler 001; Xiaoxiong Xiong; Tom Schwarting; Jeff McIntire; Qiang Ji; Hassan Oudrari (Earth Observing Systems, 2017)

MODIS and VIIRS on-orbit calibration and characterization using observations from spacecraft pitch maneuvers. - Xiaoxiong Xiong; Aisheng Wu; Amit Angal; Kwo-Fu Chiang; James J. Butler 001 (Earth Observing Systems, 2018)

JPSS-1 VIIRS solar diffuser witness sample BRF calibration using a table-top goniometer at NASA GSFC. - Jinan Zeng; James J. Butler 001; Xiaoxiong Xiong; Nathan Kelley (Earth Observing Systems, 2018)

An Overall Assessment of JPSS-2 VIIRS Radiometric Performance Based on Pre-Launch Testing. - Hassan Oudrari; Jeff McIntire; Xiaoxiong Xiong; James J. Butler 001; Qiang Ji; Thomas Schwarting; Amit Angal (Remote. Sens., 2018)

NOAA-20 VIIRS On-Orbit Calibration and Performance Update. - Xiaoxiong Xiong; Amit Angal; James J. Butler 001; Kwofu Chiang; Ning Lei; Yonghong Li; Kevin A. Twedt (IGARSS, 2019)

Challenges and Approaches for Sensor Reflective Solar Calibration. - Xiaoxiong Xiong; Jim Butler 001 (IGARSS, 2019)

MODIS and VIIRS Calibration History and Future Outlook. - Xiaoxiong Xiong; James J. Butler 001 (Remote. Sens., 2020)

An Overall Assessment of JPSS-3 VIIRS Radiometric Performance Based on Pre-Launch Testing. - Jeff McIntire; Xiaoxiong Xiong; James J. Butler 001; Amit Angal; David Moyer; Qiang Ji; Thomas Schwarting; Daniel O. Link; Chengbo Sun (Remote. Sens., 2022)