Leslie Hsu


Associate Research Scientist

Integrated Earth Data Applications Research Group
Lamont-Doherty Earth Observatory, Columbia University
lhsu@ldeo.columbia.edu

Positions Held


Education


Peer-Reviewed Publications

  1. Hsu, L.; Dietrich, W.E.; Sklar, L.S. (2014) Mean and fluctuating basal forces generated by granular flows: laboratory observations in a large vertically rotating drum, Journal of Geophysical Research - Earth Surface, doi:10.1002/2013JF003078.
  2. Kaitna, R.; Dietrich, W.E.; Hsu, L., (2014) Surface slopes, velocity profiles and fluid pressure in coarse-grained debris flows saturated with water and mud, Journal of Fluid Mechanics. doi:10.1017/jfm.2013.675.
  3. Chen, W.-P. & Hsu L. (2013), Historic Seismicity near the Source Zone of the Great 2008 Wenchuan Earthquake: Implications for Seismic Hazards, Tectonophysics. doi:10.1016/j.tecto.2012.08.035.
  4. Yohannes, B.; Hsu L.; Dietrich, W.E. & Hill, K. (2012), Boundary Stresses due to Impacts from Dry Granular Flows, Journal of Geophysical Research - Earth Surface, 117, F02027, doi:10.1029/2011JF002150.
  5. Schneider, D.; Kaitna, R.; Dietrich, W.; Hsu, L.; Huggel, C. & McArdell, B. (2011), Frictional behavior of granular gravel-ice mixtures in vertically rotating drum experiments and implications for rock-ice avalanches, Cold Regions Science and Technology 69(1), 70 - 90.
  6. Hsu, L.; Finnegan, N. J. & Brodsky, E. E. (2011), A seismic signature of river bedload transport during storm events, Geophys. Res. Lett. 38(13), L13407. [pdf with supplement]
  7. Hill, K.; Yohannes, B.; Dietrich, W. & Hsu, L. (2011), Discrete Element Modeling and Large Scale Experimental Studies of Bouldery Debris Flows, in R. Genevois; D.L. Hamilton & A. Prestininzi, ed., Proceedings of the 5th International Conference on Debris Flow Hazards Mitigation, Mechanics, Prediction and Assessment, Padua, Italy, June 14-17, 2011, Italian Journal of Engineering Geology and Environment.
  8. Kaitna, R.; Hsu, L.; Rickenmann, D. & Dietrich, W. (2011), On the development of an unsaturated front of debris flows, in R. Genevois; D.L. Hamilton & A. Prestininzi, ed., Proceedings of the 5th International Conference on Debris Flow Hazards Mitigation, Mechanics, Prediction and Assessment, Padua, Italy, June 14-17, 2011, Italian Journal of Engineering Geology and Environment.
  9. Hsu, L.; Kaitna, R.; Dietrich, W. & Sklar, L. (2011), Boundary shear stress of granular flows, in R. Genevois; D.L. Hamilton & A. Prestininzi, ed., Proceedings of the 5th International Conference on Debris Flow Hazards Mitigation, Mechanics, Prediction and Assessment, Padua, Italy, June 14-17, 2011, Italian Journal of Engineering Geology and Environment.
  10. Hsu, L.; Dietrich, W. E. & Sklar, L. S. (2008), Experimental study of bedrock erosion by granular flows, J. Geophys. Res. 113(F2), F02001.
  11. Hsu, L.; Dietrich, W. & Sklar, L. (2007), Normal stresses, longitudinal profiles, and bedrock surface erosion by debris flows: initial findings from a large, vertically rotating drum, in C. L. Chen & J.J. Major, ed., Debris-Flow Hazards Mitigation: Mechanics, Prediction, and Assessment: Proceedings 4th International DFHM Conference, Chengdu, China, September 10-13, 2007, Millpress, Amsterdam, The Netherlands.
  12. Hsu, L. & Bürgmann, R. (2006), Surface creep along the Longitudinal Valley fault, Taiwan from InSAR measurements, Geophys. Res. Lett. 33(6), L06312.
  13. Hsu, L. & Pelletier, J. D. (2004), Correlation and dating of Quaternary alluvial-fan surfaces using scarp diffusion, Geomorphology 60(3-4), 319 - 335.
  14. Bell, N.; Hsu, L.; Jacob, D. J.; Schultz, M. G.; Blake, D. R.; Butler, J. H.; King, D. B.; Lobert, J. M. & Maier-Reimer, E. (2002), Methyl iodide: Atmospheric budget and use as a tracer of marine convection in global models, J. Geophys. Res. 107(D17), 4340.

Other Publications

  1. Hsu, L.; B. McElroy, R.L. Martin, W. Kim (2013), Building a Sediment Experimentalist Network (SEN): sharing best practices for experimental methods and data management, Sedimentary Record. [pdf]
  2. Hsu, L., (2013), Four Things You Can Do To Extend the Impact, Reach, and Longevity of Your Research Data. Bulletin of the Ecological Society of America 94:389–393. http://dx.doi.org/10.1890/0012-9623-94.4.389.

Conference Abstracts

  1. Hsu, L., Kerstin A. Lehnert; Suzanne M. Carbotte; Vicki Lynn Ferrini; John W. Delano; James B. Gill; Maurice Tivey (2013), Rescue of Long-Tail Data from the Ocean Bottom to the Moon, AGU, Fall Meeting.
  2. Hsu, L., K.A. Lehnert, S.M. Carbotte, R.A. Arko, V.L. Ferrini, S.H. O’Hara, J.D. Walker (2012), Use of Persistent Identifiers to link Heterogeneous Data Systems in the Integrated Earth Data Applications (IEDA) Facility, AGU, Fall Meeting.
  3. Hsu, L.; Lehnert, K.; Walker, J.; Chan, C.; Ash, J.; Johansson, A. & Rivera, T. (2011), Maximizing data holdings and data documentation with a hierarchical system for sample-based geochemical data, in Abstract IN23C-1462 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  4. Lehnert, K.; Klump, J.; Arko, R.; Bristol, S.; Buczkowski, B.; Chan, C.; Chan, S.; Conze, R.; Cox, S.; Habermann, T.; Hangsterfer, A.; Hsu, L.; Milan, A.; Miller, S.; Noren, A.; Richard, S.; Valentine, D.; Whitenack, T.; Wyborn, L. & Zaslavsky, I. (2011), IGSN e.V.: Registration and Identification Services for Physical Samples in the Digital Universe, in Abstract IN13B-1324 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  5. McArdell, B.; Hsu, L.; Fritschi, B. & Dietrich, W. (2011), Field observations of particle impacts by debris flows and debris floods on instrumented rock samples, in Abstract EP31C-0836 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  6. Mottl, M.; Lehnert, K.; Johansson, A. & Hsu, L. (2011), VentDB: A Global Online Synthesis Database of Seafloor Hydrothermal Spring Geochemistry, in Abstract OS11B-1474 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  7. Rivera, T.; Lehnert, K.; Hsu, L. & Johansson, A. (2011), Overcoming Challenges to Making Data Re-Usable: The Example of Geochemical Databases, in Abstract ED53B-0780 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  8. Tewoldebrhan, B.; Hsu, L.; Dietrich, W. & Hill, K. (2011), Boundary Stresses due to Impacts from Dry Granular Flows, in Abstract EP24A-04 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  9. Hsu, L.; Dietrich, W. & Sklar, L. (2010), The fluctuating component of basal normal force generated by debris flows, in Geological Society of America Abstracts with Programs, pp. p. 385.
  10. Hsu, L.; Dietrich, W. & Sklar, L. (2009), Bedrock erosion by debris flows: experiments in a large rotating drum, in Geological Society of America Abstracts with Programs, pp. p. 610.
  11. Johnson, J.; Hsu, L. & Dietrich, W. (2008), Clever Cobbles, Embedded Accelerometers: Quantifying the Internal Dynamics of Experimental Debris Flows, in American Geophysical Union, Fall Meeting 2008, abstract H42C-08.
  12. Kaitna, R.; Rickenmann, D.; Hsu, L. & Dietrich, W. (2008), Comparative Investigations of the Flow Behavior of Debris Flow Mixtures in Rotating Drums of Different Size, in American Geophysical Union, Fall Meeting 2008, abstract H51F-0893.
  13. Hsu, L. & Dietrich, W. (2008), Debris flow boundary stresses and bedrock erosion: large scale laboratory experiments, in American Geophysical Union, Fall Meeting 2008, abstract H42C-05.
  14. Yohannes, B.; Hill, K.; Hsu, L. & Dietrich, W. (2008), Distinct Element Modeling and Large Scale Experimental Studies on Bed Stresses due to Debris Flow, in American Geophysical Union, Fall Meeting 2008, abstract H42C-06.
  15. Hsu, L.; Dietrich, W.; Sklar, L. & McArdell, B. (2006), Field and laboratory observations of bedrock erosion by granular flow, in American Geophysical Union, Fall Meeting 2006, abstract H53D-0658.
  16. Hsu, L. & Dietrich, W. (2005), Measurement of bedrock erosion by debris flows, in Geophysical Research Abstracts.
  17. Sklar, L.; Stock, J.; Roering, J.; Kirchner, J.; Dietrich, W.; Chi, W.; Hsu, L.; Hsieh, M.; Tsao, S. & Chen, M. (2005), Evolution of fault scarp knickpoints following 1999 Chi-Chi earthquake in West-Central Taiwan, in American Geophysical Union, Fall Meeting 2005, abstract H34A-06.
  18. Hsu, L. & Dietrich, W. (2004), Experimental Study of Surface Erosion by Granular Flows, in American Geophysical Union, Fall Meeting 2004, abstract H44A-02.
  19. Hsu, L. & Pelletier, J. (2002), Hillslopes on Alluvial Fans: Investigating Links between Climate, Fan Deposition, and Diffusivity, in American Geophysical Union, Fall Meeting 2002, abstract H12B-0930.
  20. Hsu, L. & Pelletier, J. (2001), Quantitative Matching of Landform Evolution Models With High-Resolution DEMs as a New Quaternary Surface Dating Technique, in American Geophysical Union, Fall Meeting 2001, abstract NG51A-0456.
  21. Hsu, L.; Schultz, M. & Jacob, D. (1999), Methyl Iodide: Suitability as a Marine Atmospheric Tracer, in American Geophysical Union, Spring Meeting 1999, abstract A52D-04.
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