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 Terrestrial Hydrology (329F): People
Xiaolan  Xu's Picture
Jet Propulsion Laboratory
M/S 300-323
4800 Oak Grove Drive
Pasadena, CA 91109
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Curriculum Vitae:

Xiaolan Xu

Xiaolan Xu received the B.Eng. degree from Zhejiang University, Hangzhou, China in 2006, and the M.S. and Ph.D. degrees in electrical engineering from the University of Washington, Seattle, in 2008 and 2011, respectively. In 2012, she joined the Water and Carbon Cycles Group in Jet Propulsion Laboratory (JPL), California Institute of Technology, Pasadena as a postdoctoral research associate and became a scientist in Surface Hydrology group since 2014. Her research interests include theoretical modeling and numerical simulation in the random media and its application in microwave remote sensing of environment, especially in cryosphere.

  • Ph.D., University of Washington, Seattle, WA (2011)
  • M.S., University of Washington, Seattle, WA (2008)
  • B.S. Zhejiang University, Hangzhou, China (2006)

Research Interests

Applied electromagnetics, Electromagnetic wave propagation and scattering properties from ocean surface, Vegetated land surface and snow covered terrain, Forward modeling and retrieval algorithm development with applications to Earth remote sensing in space


Aquarius Icon Aquarius
Aquarius measures global sea surface salinity to improve the understanding of ocean circulation and the linkage with climate and water cycle.

SMAP - Soil Moisture Active Passive Icon SMAP - Soil Moisture Active Passive
The Soil Moisture Active Passive Mission provides measurements of soil moisture and its freeze/thaw state as well as sea surface salinity.

Professional Experience
  • NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California
    • Scientist, Surface Hydrology Group (2014-present)
    • Postdoctoral, Water and Carbon Cycles Group (2012-2014)
  • University of Washington, Seattle, WA, USA
    • Research Assistant, Laboratory of Applications and Computations in Electromagnetics and Optics (2006-2011)
    • Lecturer, Department of Electrical Engineering (2011)
    • Teaching Assistant, Department of Electrical Engineering (2008)

Selected Awards
  • Team Bonus Award, Soil Moisture Active and Passive Mission Science Algorithm Team, JPL (2014)
  • Second Prize, Student Paper Competition, IEEE International Geoscience and Remote Sensing Symposium (2009)

Selected Publications
  1. Xiaolan Xu, C. Derksen, S. H. Yueh, R. S. Dunbar and A. Colliander, "Freeze/Thaw Detection and Validation Using Aquarius’ L-Band Backscattering Data," in IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 9, no. 4, pp. 1370-1381, April 2016.
  2. W. Chang, K. H. Ding, L. Tsang and Xiaolan Xu, "Microwave Scattering and Medium Characterization for Terrestrial Snow With QCA–Mie and Bicontinuous Models: Comparison Studies," in IEEE Transactions on Geoscience and Remote Sensing, vol. 54, no. 6, pp. 3637-3648, June 2016
  3. Huantin Huang, Seung-bum Kim, Leung Tsang, Xiaolan Xu, Tien-Hao Liao, Thomas J. Jackson, Simon Yueh, "Coherent Model of L-Band Radar Scattering by Soybean Plants: Model Development, Validation and Retrieval" Selected Topics in Applied Earth Observations and Remote Sensing, IEEE Journal of, vol.PP, no.99, pp.1-1, 2015.
  4. Seung-bum Kim, Thomas Jackson, Simon Yueh, Xiaolan Xu, Scott Hensley, " Feasibility of inter-comparing airborne and spaceborne observations of radar backscattering coefficients, " Selected Topics in Applied Earth Observations and Remote Sensing, IEEE Journal of, vol.8, no.7, pp.3507-3519, July 2015.
  5. Wenmo Chang; Shurun Tan; Lemmetyinen, J.; Leung Tsang; Xiaolan Xu; Yueh, S.H., "Dense Media Radiative Transfer Applied to SnowScat and SnowSAR," in Selected Topics in Applied Earth Observations and Remote Sensing, IEEE Journal of , vol.7, no.9, pp.3811-3825, Sept. 2014.
  6. Kim, S.-B.; Moghaddam, M.; Tsang, L.; Burgin, M.; Xiaolan Xu.; Njoku, E.G., "Models of L-Band Radar Backscattering Coefficients Over Global Terrain for Soil Moisture Retrieval," Geoscience and Remote Sensing, IEEE Transactions on , vol.52, no.2, pp.1381-1396, February 2014.
  7. Colliander, A.; Xiaolan Xu, "Normalized Residual Scattering Index Applied to Aquarius L-Band Measurements," Geoscience and Remote Sensing Letters, IEEE , vol.10, no.4, pp.890,894, July 2013.
  8. Xiaolan Xu,L. Tsang, S. Yueh, “Electromagnetic Models of Co/Cross-polarization of Bicontinuous/DMRT in Radar Remote Sensing of Terrestrial Snow at X- and Ku-band for CoReH2O and SCLP Applications,” Selected Topics in Applied Earth Observations and Remote Sensing, IEEE Journal of , vol.5, no.3, pp.1024-1032, June 2012
  9. Xiaolan Xu, Ding Liang, Leung Tsang, Andreadis, K.M., Josberger, E.G., Lettenmaier, D.P., Cline, D.W., Yueh, S.H., “Active Remote Sensing of Snow Using NMM3D/DMRT and Comparison With CLPX II Airborne Data,” Selected Topics in Applied Earth Observations and Remote Sensing, IEEE Journal of , vol.3, no.4, pp.689-697, Dec. 2010.
  10. Kung-Hau Ding, Xiaolan Xu, Leung Tsang, “Electromagnetic Scattering by Bicontinuous Random Microstructures With Discrete Permittivities,” Geoscience and Remote Sensing, IEEE Transactions on, vol.48, no.8, pp.3139-3151, Aug. 2010.

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