Publications

See also:

– Google Scholar: https://scholar.google.com/citations?user=3o3nEfgAAAAJ&hl=en

Journal Publications

  1. (*)(S)(P) Hashash, Y.M.A., and Whittle, A.J., “Integration of the Modified Cam-Clay Model in Non-Linear Finite Element Analysis,” Computers and Geotechnics, 14(2), pp. 59-83, 1992.
  2. (*)(**)(S)(P) Whittle, A.J., Hashash, Y.M.A, and Whitman, R.V., “Analysis of a Deep Excavation in Boston,” ASCE Journal of Geotechnical Engineering, Vol. 119, No. 1, pp. 69-90, 1993.
  3. (*)(**)(S)(P) Hashash, Y.M.A, and Whittle, A.J., “Ground Movement Prediction for Deep Excavations in Soft Clay,” ASCE Journal of Geotechnical Engineering, Vol. 122, No. 6, pp. 474-486, June 1996.
  4. (*)(W) Hashash, Y.M.A. and D. Park, Non-linear one-dimensional seismic ground motion propagation in the Mississippi embayment. Engineering Geology, 2001. 62(1-3): p. 185-206
  5. (*)(W) Hashash, Y.M.A., J.J. Hook, B. Schmidt, and J.I.-C. Yao, Seismic design and analysis of underground structure. Tunneling and Underground Space Technology, 2001. 16: p. 247-293. #7 in Top 25 download list for the Journal, Fall 2005
  6. (*)(S)(P) Hashash, Y.M.A. and A.J. Whittle, Mechanisms of Load Transfer and Arching for Braced Excavations in Clay. Journal of Geotechnical and Geoenvironmental Engineering, 2002. 128(3): p. 187-197.
  7. (*)(W) Hashash, Y.M.A. and D. Park, Viscous damping formulation and high frequency motion propagation in nonlinear site response analysis. Soil Dynamics and Earthquake Engineering, 2002. 22(7): pp. 611-624.
  8. (*)(W) Hashash, Y.M.A., E.J. Cording, and J.-M. Oh, Analysis of major shearing of a rock ridge. International Journal of Rock Mechanics and Mining Sciences, 2002. 39: p. 945-957.
  9. (*)(W) Hashash, Y.M.A., D. Wotring, J.I.-C. Yao, J.-S. Lee, and Q. Fu, Visual Framework for Development and use of Constitutive Models. International Journal for Numerical and Analytical Methods in Geomechanics, 2002. 26: 1493-1513.
  10. (*)(W) Hashash, Y.M.A., J.I.-C. Yao, and D. Wotring, Glyph and hypersteamline representation of stress and strain tensors and material constitutive response. International Journal for Numerical and Analytical Methods in Geomechanics, 2003. 27: pp.603-626.
  11. (*)(W) Hashash, Y.M.A., C. Marulanda, J. Ghaboussi, and S. Jung, Systematic update of a deep excavation model using field performance data. Computers and Geotechnics, 2003. 30: 477-488.
  12. (*)(W) Hashash, Y.M.A., C. Marulanda, K. Kershaw, C. E., D. Druss, D. Bobrow, and P. Das, Temperature correction and strut loads in deep excavations for the Central Artery Project. Journal of Geotechnical and Geoenvironmental Engineering, 2003. 129(6): pp. 495-505.
  13. (*)(W) Park, D. and Y. M. A. Hashash (2004). “Soil damping formulation in nonlinear time domain site response analysis.” Journal of Earthquake Engineering 8(2): 249-274
  14. (*)(W) Hashash, Y. M. A., S. Jung and J. Ghaboussi (2004). “Numerical implementation of a neural network based material model in finite element analysis.” International Journal for Numerical Methods in Engineering 59: 989-1005.
  15. (*)(W) Nezami, E., Y.M.A. Hashash, D. Zhao, and J. Ghaboussi, A fast contact detection algorithm for 3-D discrete element method. Computers and Geotechnics, 2004. 31: p. 575-587.
  16. (*)(W) Hashash, Y.M., Q. Fu, and J. Butkovich, Generalized Strain Probing of Constitutive Models. International Journal of Numerical and Analytical Methods in Geomechanics, 2004. 28: p. 1503-1519.
  17. (*)(W) Park, D. and Y.M.A. Hashash, Estimation of seismic factors in the Mississippi Embayment: I. Estimation of dynamic properties. Soil Dynamics and Earthquake Engineering, 2005. 25: p. pp. 133-144.
  18. (*)(W) Park, D. and Y.M.A. Hashash, Estimation of seismic factors in the Mississippi Embayment: II. Probabilistic seismic hazard with nonlinear site effects. Soil Dynamics and Earthquake Engineering, 2005. 25: p. pp. 145-156.
  19. (*)(W) Hashash, Y. M. A., Park, D., and Yao, J. I.-C. (2005). “Ovaling deformations of circular tunnels under seismic loading, an update on seismic design and analysis of underground structures.” Tunneling and Underground Space Technology, 20(5), 435-441. #4 in Top 25 download list for the Journal, Fall 2005
  20. (*)(W) Donald C. Wotring, Y. M. A. H. (2006). “Visualization of material stiffness in geomechanics analysis.” International Journal for Numerical and Analytical Methods in Geomechanics, 30(1), 21-44.
  21. (*)(W) Nezami, E. G., Hashash, Y. M. A., Zhao, D. & Ghaboussi, J. (2006). “Shortest link method for contact detection in discrete element method.” International Journal for Numerical and Analytical Methods in Geomechanics 30(8): 783 – 801.
  22. (*)(W) J. Ghaboussi, G. J. Yun, Y. M. A. Hashash,. (2006). “A novel predictor-corrector algorithm for sub-structure pseudo-dynamic testing.” Earthquake Engineering & Structural Dynamics, 35(4), 453-476.
  23. (*)(W)(!) Hashash, Y. M. A., Marulanda, C., Ghaboussi, J. & Jung, S. (2006). “Noval approach to integration of numerical modeling and field observations for deep excavations.” Journal of Geotechnical and Geoenvironmental Engineering 132(8): 1019 – 1031.
  24. (*) Park, D. & Hashash, Y. M. A. (2006). “Effect of Loading Frequency Dependent Soil Behavior on Seismic Site Effects.” Journal of the Korean Geotechnical Society 22(3): 23-35.
  25. (*)(W) Zhao, D., Nezami, E. G., Hashash, Y. M. A. & Ghaboussi, J. (2006). “Three-dimensional discrete element simulation for granular materials.” Engineering Computations 23(7): pp. 749-770.
  26. (*)(W) Su, Y. Y., Hashash, Y. M. A. & Liu, L. Y. (2006). “Integration of construction as-built data with geotechnical monitoring of urban excavation.” Journal of Construction Engineering and Management 132(12): pp. 1234-1241.
  27. (*)(W) Butkovich, J. N. & Hashash, Y. M. A. (2007). “Neural Network Material Model Enhancement: Optimization Through Selective Data Removal.” Artificial Intelligence for Engineering Design, Analysis and Manufacturing 21: pp. 61-72.
  28. (*)(W) Erfan G. Nezami, D. Z., Youssef M. A. Hashash, Jamshid Ghaboussi,. (2007). “Simulation of bucket-soil interaction using discrete element method.” Journal of Numerical and Analytical Methods in Geomechanics, 31(9), pp. 1147 – 1162..
  29. (*) Kung, G. T. C., Juang, C. H., Hsiao, E. C. L., and Hashash, Y. M. A. (2007). “A simplified model for wall deflection and ground surface settlement caused by braced excavation in clays.” ASCE Geotechnical Engineering Journal, 133(6), pp. 1-17.
  30. (*)(W) Fu, Q., Hashash, Y. M. A., Jung, S., and Ghaboussi, J. (2007). “Integration of laboratory testing and constitutive modeling of soils.” Computer and Geotechnics, 34(5), pp. 330-345.
  31. (*) Hashash, Y. M. A. (2007). “Special issue on biologically inspired and other novel computing techniques in geomechanics, Editorial.” Computers and Geotechnics, 34(5), p. 329.
  32. (*) Kwok, A. O. L., Stewart, J. P., Hashash, Y. M. A., Matasovic, N., Pyke, R., Wang, Z. & Yang, Z. (2007). “Use of exact solutions of wave propagation problems to guide implementation of nonlinear, time-domain ground response analysis routines.” ASCE Journal of Geotechnical and Geoenvironmental Engineering 133(11), pp. 1337-1481.
  33. (*)(W) Tsai, C.-C. and Y. M. A. Hashash (2008). “A novel framework integrating downhole array data and site response analysis to extract dynamic soil behavior.” Soil Dynamics and Earthquake Engineering Volume 28(Issue 3): pp 181-197.
  34. (*) Hashash, Y. M. A. and R. J. Finno (2008). “Development of new integrated tools for predicting, monitoring and controlling ground movement due to excavations.” ASCE Practice Periodical on Structural Design and Construction Volume 13(Issue 1): pp. 4-10.
  35. (*) Park, D., and Y. M.A. Hashash (2008) “Rate-dependent soil behavior in seismic site response analysis.,” Canadian Geotechnical Journal, Vol. 45, No. 4, pp 454-446.
  36. (*)(W) Quiñones-Rozo, C. A., Hashash, Y. M. A. & Liu, L. Y. (2008). “Digital Image Reasoning for Tracking Excavation Activities.” Automation in Construction, 17(5), 608-622.
  37. (*) Kwok, A. O. L., Stewart, J. P. & Hashash, Y. M. A. (2008). “Nonlinear ground response analysis of Turkey Flat shallow stiff soil site to strong ground motion.” Bulletin of Seismological Society of America, 98(1), pp. 331-343.
  38. (*)(W) Hashash, Y. M.A., Chi-Chin Tsai, C. Phillips, and D. Park (2008) “Soil column depth dependent seismic site coefficients and hazard maps for the Upper Mississippi Embayment,” Bull. Seism. Soc. Am., Vol. 98, No. 4, pp 2004-2021.
  39. (*)(W) Hashash, Y. M.A., A. Osouli, and C. Marulanda (2008) “Central Artery/ Tunnel Project Excavation Induced ground deformations,” ASCE Journal of Geotechnical and Geoenvironmental Engineering, Vol. 134, No. 9, pp 1399-1406..
  40. (*)(W) Kwon, T.-H., J. Ghaboussi, D. A. Pecknold, and Y. M.A. Hashash (2008) “Effect of cornea material stiffness on measured intraocular pressure,” Journal of Biomechanics, Vol. 41, pp pp.1707-1713.
  41. (*)(W) Hashash, Y. M. A., and Song, H. (2008). “The integration of numerical modeling and physical measurements through inverse analysis in geotechnical engineering.” Korean Journal of Civil Engineering, 12(3), 165-176.
  42. (*)(W) Hashash, Youssef M. A., Hwayeon Song, Sungmoon Jung, and Jamshid Ghaboussi (2009) “Extracting inelastic metal behavior through Inverse Analysis: A shift in focus from material models to material behavior,” Inverse Problems in Science & Engineering, Vol. 17 No. 1, pp 35-50.
  43. (*) Sedarat, H., Kozak, A., Hashash, Y. M. A., Shamsabadi, A., and Krimotat, A. (2009) “Contact interface in seismic analysis of circular tunnels,” Tunneling and Underground Space Technology, Vol. 24, pp 482-490.
  44. (*)(W) Tsai, C.-C., and Hashash, Y. M. A. (2009) “Learning of dynamic soil behavior from downhole arrays,” Journal of geotechincal and geoenvironmental engineering, Vol. 135, No. 6, pp 745-757.
  45. (*)(W)(!) Hashash, Youssef M.A., Qingwei Fu, Jamshid Ghaboussi, Poul V. Lade, and Christopher Saucier (2009) “Inverse analysis based interpretation of sand behavior from triaxial shear tests subjected to full end restraint,” Canadian Geotechnical Journal, Vol. 46, No. 7, pp pp. 768-791..
  46. (*)(W)(!) Phillips, C., and Hashash, Y. M. A. (2009) “Damping formulation for non-linear 1D site response analyses,” Soil Dynamics and Earthquake Engineering, Vol. 29, No. 7, pp Pages 1143-1158.
  47. (*) Schuster, M., Kung, G. T.-C., Juang, C. H., and Hashash, Y. M. A. (2009) “Simplified Model for Evaluating Damage Potential of Buildings Adjacent to a Braced Excavation in Clay,” ASCE Journal of Geotechnical and Geoenvironmental Engineering, Vol. 135, No. 12, pp 1823-1835.
  48. (*)(W) Ghaboussi, J., Kwon, T.-H., Pecknold, D. A., and Hashash, Y. M. A. (2009) “Accurate intraocular pressure measurement using genetic algorithm and neural networks,” Journal of Biomechanics, Vol. 42, No. 14, pp 2301-2306.
  49. (*)(W) Kwon, T.-H., Ghaboussi, J., Pecknold, D. A., and Hashash, Y. M. A. (2009) “Role of Cornea Biomechanical Properties in Applanation Tonometry Measurements,” Journal of Refractive Surgery, Vol. 2, pp 1-8.
  50. Yen, W. Phillip, Chen, Genda, Yashinski, Mark, Hashash, Youssef, Holub, Curtis, Wang, Kehai, Guo, Xiaodong (2009) “Lessons in bridge damage learned from the Wenchuan earthquake” Earthquake Engineering and Engineering Vibration, Volume: 8, Issue: 2, Pages: 275-285
  51. (*)(W) Hashash, Y. M. A., Levasseur, S., Osouli, A., Finno, R., and Malecot, Y. (2010) “Comparison of two inverse analysis techniques for learning deep excavation response,” Computer and Geotechnics, Vol. 37, No. 3, pp 323-333.
  52. (*)(W) Osouli, A., and Hashash, Y. M. A. (2010) “The interplay between field measurements and soil behavior for capturing supported excavation response,” Journal of geotechincal and geoenvironmental engineering, Vol. 136, No. 1, pp 69-84.
  53. (*)(W) Tsai, C.-C., and Hashash, Y. M. A. (2010) “Evaluation of Two Approaches to Simulate Spatially Variable Ground Motions,” Journal of Earthquake Engineering, Vol. 14, No. 2, pp pp. 293 – 308.
  54. (*)(W) Osouli, A., and Hashash, Y. M. A. (2010) “Case studies of prediction of excavation response using learned performance of excavations,” International Journal of Geoengineering Case Histories, Vol. accepted.
  55. (*)(W) Hashash, Y. M. A., Song, H., and Osouli, A. (2010) “Three-dimensional inverse analyses of a deep excavation in Chicago clay,” International Journal for Numerical and Analytical Methods in Geomecanics, Vol. in press.
  56. (*)(W) Mwafy, A. M., O.-S. Kwon, A. Elnashai and Y. M. A. Hashash (2011). “Wave Passage and Ground Motion Incoherency Effects on Seismic Response of an Extended Bridge.” Journal of Bridge Engineering 16(3): 364-374.

 Articles In Conference Proceedings

  1. (*)(S)(P) Whittle, A.J., and Hashash, Y.M.A., “Analysis of the Behavior of Propped Diaphragm Walls in a Deep Clay Deposit,” Int. Conf. on Retaining Structures, Robinson College, Cambridge University, United Kingdom, July 1992.
  2. (*) Hashash, Y.M..A., and Cook, R.F., “Effective Stress Analysis of Super Collider Tunnels,” Proc. of the 8th Int. Conf., Int. Assoc. of Computer Methods and Advances in Geomechanics, Morgantown, West Virginia, 1994.
  3. (*) Mrugala, M., and Hashash, Y.M.A., “Performance and Modeling of a Shaft in Taylor Marl,” Proc. of the 8th Int. Conf. Int. Assoc. of Computer Methods and Advances in Geomechanics, Morgantown, West Virginia, 1994.
  4. (*)(S)(P) Whittle, A.J., and Hashash, Y.M.A., “Soil Modeling and Prediction of Deep Excavation Behavior,” Proc. of the Int. Symp. on Prefailure Deformation Characteristics of Geomaterials, Sapporo, Japan, 1994.
  5. Hashash, Y.M.A., Schmidt, B., and Abramson, L.W. “Impact of Tunneling on Adjacent Subway Tunnels,” XIV Int. Conf. on Soil Mech. and Found. Engrg., Hamburg, Germany, September 1997, Vol. 3, pp. 1509-1512.
  6. (*) Hashash, Y.M., Tseng, W.S., and Krimotat, A., “Seismic Soil-Structure Interaction Analysis for Immersed Tube Tunnels Retrofit,”, Geotechnical Earthquake Engineering and Soil Dynamics Conference III, ASCE, Vol. 2, pp.1380-1391, Seattle, Washington, 1998.
  7. (*) Boulanger, R.W., Idriss, I.M., Stewart, D.P., Hashash, Y.M.A., and Schmidt, B., “Drainage Capacity of Stone Columns or Gravel Drains for Mitigating Liquefaction Hazards,” Geotech. Earthquake Engrg. and Soil Dynamics Conf. III, ASCE, Vol I, pp. 678-690, Seattle, Washington, 1998.
  8. Schmidt, B., and Hashash, Y.M.A., “Seismic Rehabilitation of Two Immersed Tube Tunnels,” World Tunnel Congress ’98, Tunnels and Metropolises.
  9. Stewart, D.P., Idriss, I.M., Boulanger, R. W., Hashash, Y.M.A., and Schmidt, B, (1999) “Mitigation of earthquake liquefaction hazards: a review of physical modeling studies,” Proceedings, 8TH australia new Zealand Conference on Geomechanics, Vol. 1, pp. 337-343.
  10. Schmidt, B.S. and Hashash, Y.M.A. (1999) “Preventing tunnel flotation due to liquefaction,” 2nd International conference on Earthquake Geotechnical Engineering, June 21-25, Lisboa, Portugal.
  11. (W) Hashash, Y.M.A., “Seismic site response analysis for deep deposits in the New Madrid Seismic Zone.” International Young Geotechnical Engineers Conference 2000, Southampton, UK 8th – 13th September 2000
  12. (W) Hashash, Y.M.A. Seismic behavior of underground structures and site response. in China-U.S. Millennium Symposium on Earthquake Engineering, Nov. 2000. 2001. Beijing: A.A. Balkema, pp. 243-249
  13. (*)(W) Hashash, Y.M.A., Park, D, and Lee,J-S, (2001) “Non-linear Site Response Analysis for Deep Deposits in the New Madrid Seismic Zone,” Fourth International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, March 26-31.
  14. (W) Hashash, Y.M.A. and Park, D. (2001) Modeling of site amplification of ground motion. in KEERC-MAE Joint Seminar on Risk Mitigation for Regions of Moderate Seismicity. Urbana, IL, 2001.
  15. (W) Hashash, Y.M.A. and Yao, J.I.-C. Seismic design and analysis of underground structures, an overview. in KEERC-MAE Joint Seminar on Risk Mitigation for Regions of Moderate Seismicity. Urbana, IL, 2001.
  16. (W) Hashash, Y.M.A., J.-S. Lee, D. Wotring, and J.I.-C. Yao. Object oriented based visualization framework of constitutive models in geomechanics. in Sixth U.S. National Conference on Computational Mechanics. 2001. Dearborn, Michigan.
  17. (W) Hashash, Y.M.A., J. Ghaboussi, S. Jung, and C. Marulanda. Direct field calibration of model simulations of deep excavations. in Plasticity, Damage and Fracture at Macro, Micro and Nanon Scales, Plasticity 2002. 2002. Aruba: NEAT Press: pp. 21-23.
  18. (W) Hashash, Y.M.A., J. Ghaboussi, S. Jung, and C. Marulanda. Systematic update of a numerical model of a deep excavation using field performance data. in NUMOG VIII. 2002. Italy, pp. 517-522.
  19. (W) Ghaboussi, J., Y.M.A. Hashash, and V. Kindratenko. Real-time soil modeling for machine-medium interaction in virtual reality. in NUMOG VIII. 2002. Rome, Italy, pp. 207-212.
  20. (*)(W) Park, D. and Y.M.A. Hashash. Site response analysis of deep deposits. in Seventh U.S. National Conference on Earthquake Engineering. 2002. Boston, MA: EERI.
  21. (*)(W) Hashash, Y.M.A. and D. Park. Site response analysis in the mississippi embayment. in U.S.-JAPAN Seminar on Seismic Disaster Mitigation in Urban Area by Geotechnical Engineering. 2002. Anchorage, Alaska: 19 p.
  22. (W) Hashash, Y.M.A. and J. Ghaboussi. Discrete Element Modeling for the Development of a Real-Time Soil Model in a Virtual Reality Environment. in 3rd International Conference on Discrete Element Methods. 2002. Santa Fe, NM: ASCE: pp. 112-117.
  23. (W) Nezami, E. and Y.M.A. Hashash. The use of static discrete element method to simulate biaxial compression test. in 3rd International Conference on Discrete Element Methods. 2002. Santa Fe, NM: ASCE: pp. 294-298.
  24. (W) Hashash, Y.M.A., D. Park, and J.-M. Oh. Seismic site response of deep soil deposits and relationship to response of longitudinal structures. in 4th China-Japan-US Trilateral Symposium on Lifeline Earthquake Engineering. 2002. Qingdao, China: 185-192.
  25. (*)(W) Hashash, Y.M.A., C. Marulanda, J. Ghaboussi, and S. Jung. Update of a numerical model of a deep excavation using field measurements. in Soil Rock America 2003, 12th Panamerican Conference on Soil Mechanics and Geotechnical Engineering. 2003. Boston, MA.
  26. Hashash, Y.M.A. Correlation of Strain Gage Data for Cross Lot Bracing of a Cut-and-Cover Tunnel. in 2003 Structures Congress. 2003. Seattle, Washington.
  27. (W) Nezami, E., Y. M. A. Hashash, J. Ghaboussi and D. Zhao (2003). A fast contact detection algorithm for Discrete Element Method. EM 2003, 16th ASCE Engineering Mechanics Conference, Seattle, WA.
  28. (W) Park, D., S. Pezeshk and Y. M. A. Hashash (2004). Nonlinear seismic site response of deep deposits in West Tennessee. Fourth National seismic conference, Memphis, TN.
  29. (*)(W) Trupp, T., C. Marulanda, Y. M. A. Hashash, L. Liu and J. Ghaboussi (2004). Novel methodologies for tracking construction progress of deep excavations. Geo-Trans 2004, Los Angeles, CA.
  30. (W) Trupp, T., L. Liu and Y. M. A. Hashash (2004). Monitoring excavations using 3D laser scanning and digital close-range photogrammetry. North American Tunneling 2004 Conference and Exhibition, Atlanta, GA.
  31. (W) Marulanda, C., Y. M. A. Hashash, S. Jung and J. Ghaboussi (2004). Integration of field measurements in model simulation of urban excavations. Geo-Beirut 2004, Beirut, Lebanon.
  32. (W) Trupp, T., L. Soibelman, Y.M.A. Hashash, and L.Y. Liu. Novel Technologies for Construction Field Data Collection. in Xth International Conference on Computing in Civil and Building Engineering. 2004. Weimar, Germany.
  33. (W) Park, D. and Y.M.A. Hashash. Integration of probabilistic seismic hazard analysis with nonlinear site effects and application to the Mississippi embayment”. in Asian-Pacific Network of Centers for Earthquake-Engineering Research (ANCER). 2004. Honolulu, Hawaii.
  34. (*)(W) Hashash, Y. M. A., J. Ghaboussi, G. J. Yun and A. Elnashai (2004). Development of a software framework for MUST-SIM: An integrated computational and experimental simulation facility. 13th World Conference on Earthquake Engineering, Vancouver, BC.
  35. (*)(W) Elnashai, A., B. F. Spencer, D. Kuchma, Y. M. A. Hashash, J. Ghaboussi and G. Gan (2004). Multi-axial full-scale sub-structured testing and simulation (MUST-SIM) facility at the University of Illinois at Urbana-Champaign. 13 World Conference on Earthquake Engineeing, Vancouver, B.C.
  36. Ghaboussi, J., Hashash, Y. M. A., Alperstein, B., J.N.Mandal, Gandhi, S. R., Kumar, S., Wu, A., and Fishman, K. “Case histories of retaining structures and deep excavations.” Fifth International Conference on Case Histories in Geotechnical Engineering, New York City,NY. 2004
  37. (W) Marulanda, C., J. Butkovich, Y.M.A. Hashash, and J. Ghaboussi. Constitutive Model Update Using Observed Field Behavior. in International Symposium on Numerical Models in Geomechanics. 2004. Ottawa, Canada.
  38. (W) Hashash, Y.M.A., C. Marulanda, Q. Fu, and J. Ghaboussi. A novel approach to extracting complex soil behavior. in Plasticity 2005. 2005. Kauai.
  39. (*)(W) Butkovich, J.N. and Y.M.A. Hashash. Neural Network Material Model Enhancement: Optimization Through Visualization and Selective Data Removal. in Geo-Frontiers 2005. 2005. Austin, TX.
  40. (W) Hashash, Y.M.A., J.N. Oliveira Filho, Y.Y. Su, and L.Y. Liu. 3D Laser Scanning for Tracking Supported Excavation Construction. in Geo-Frontiers 2005. 2005. Austin, TX.
  41. (W) Su, Y. Y., Filho, J. N. O., Liu, L. Y., and Hashash, Y. M. A. “Integration of Construction Field Data and Geotechnical Analyses.” Construction Research Congress 2005, San Diego.
  42. (W) Hashash, Y. M. A., and Finno, R. J. “Development of new integrated tools for predicting, monitoring and controlling ground movements due to excavations.” Underground Construction in Urban Environments, A Specialty Seminar, New York City. 2005
  43. (W) Nezami, E. G., Zhao, D., Hashash, Y., and Ghaboussi, J. “Shortest Link Method for Contact Detection in 3D DEM Simulations.” 8th US National Congress on Computational Mechanics, Austin, TX. 2005
  44. (W) Filho, J. N. O., Su, Y.-Y., Song, H., Liu, L. Y., and Hashash, Y. M. A. “Field Tests of 3D Laser Scanning in Urban Excavation.” International Conference on Computing in Civil Engineering, Cancun, Mexico.2005
  45. (W) Ghaboussi, J., Pecknold, D. A., Hashash, Y. M., and Kwon, T.-H. “Constitutive Modeling in Bio-Medicine with SelfSim.” Plasticity 2005, Kauai.
  46. (W) Hashash, Y. M. A., and Ghaboussi, J. “SelfSim: A novel approach to extract complex material behavior using boundary load-displacement measurements.” NASA Workshop on Granular Materials in Lunar and Martian Exploration, Kennedy Space Center, Florida. 2005
  47. (W) Hashash, Y. M. A., Nezami, E., Dawei, Z., and Ghaboussi, J. “DBLOCK3D: A 3-D discrete element analysis code for simulation of granular media and soil-machine interaction.” NASA Workshop on Granular Materials in Lunar and Martian Exploration, Kennedy Space Center, Florida. 2005
  48. Stewart, J. P., Kwok, O.-L. A., Hashash, Y. M. A., Matasovic, N., Pyke, R., Wang, Z. & Yang, Z. (2006). Overcoming Hurdles that Limit the Application of Nonlinear Seismic Ground Response Analysis in Engineering Practice. Fifth National Seismic Conference on Bridges and Highways, San Francisco.
  49. (*) Kwok, O.-L. A., Stewart, J. P., Hashash, Y. M. A., Matasovic, N., Pyke, R., Wang, Z., and Yang, Z. “Practical Implementation of Analysis Routines for Nonlinear Seismic Ground Response Analysis.” Eighth National Conference on Earthquake Engineering, San Francisco, CA. 2006
  50. (*)(W) Nezami, E., Zhao, D., Hashash, Y. M. A., Bauer, G., Raila, D., and Ghaboussi, J. “Large Scale Numerical Simulation via Parallelization and Reconfigurable Computing Hardware.” Geotechnical Engineering in the Information Technology Age, Atlanta. 2006
  51. (*)(W) Nezami, E. G., Hashash, Y. M. A., and Ghaboussi, J. “A Model for Large-Scale Near-Real Time Simulation of Granular Material Flow.” Earth & Space 2006, Houston, TX.
  52. (W) Tsai, C.-C., and Hashash, Y. M. A. “A novel framework for extracting dynamic soil behavior from downhole array data.” Eighth National Conference on Earthquake Engineering, San Francisco, CA. 2006.
  53. (W) Zhao, D., E.Nezami, Hashash, Y. M. A., and Ghaboussi, J. “Discrete Element Modeling of Polyhedral Representation of Granular Materials.” Earth & Space 2006, Houston, TX.
  54. (*)(W) Groholski, D., and Hashash, Y. M. A. “Employing Visualization Techniques for Learning of Constitutive Relations.” Geotechnical Engineering in the Information Technology Age, Atlanta, GA. 2006.
  55. (*)(W) Hashash, Y. M. A., Ghaboussi, J., Fu, Q., and Marulanda, C. “Constitutive Soil Behavior Representation via Artificial Neural Networks: A Shift from Soil Models to Soil Behavior Data.” Geotechnical Engineering in the information technology age, Atlanta. 2006.
  56. (*)(W) Hashash, Y. M. A., Ghaboussi, J., and Jung, S. “Characterizing Granular Material Constitutive Behavior Using SelfSim with Boundary Load-Displacement Measurements.” Earth & Space 2006, Houston, TX.
  57. (*)(W) Hashash, Y. M. A., Liu, L., Su, Y.-Y., and Song, H. “Use of New Technologies for Tracking Excavation Progress.” Geotechnical Engineering in the information technology age, Atlanta. 2006.
  58. (*)(W) Finno, R. J., and Hashash, Y. M. A. “Integrating Tools to Predict, Monitor and Control Deformation Due to Excavations.” Geotechnical Engineering in the Information Technology Age, Atlanta. 2006
  59. (W) Hashash, Y. M. A., Liu, L. Y., Ghaboussi, J., Marulanda, C., Su, Y. Y., Song, H., and Osouli, A. “New Technologies for Tracking Urban Excavation Progress and Estimating Deformations.” GeoShanghai, Shanghai, China. 2006.
  60. (W) Tutumluer, E., Huang, H., Hashash, Y. M. A. & Ghaboussi, J. (2006). Aggregate Shape Effects on Ballast Tamping and Railroad Track Lateral Stability. American Railway Engineering and Maintenance of Way Association (AREMA) Annual Conference, Louisville, Kentucky, USA.
  61. Kwok, O.-L. A., Stewart, J. P., Hashash, Y. M. A., Matasovic, N., Pyke, R., Wang, Z. & Yang, Z. (2006). Utilizing nonlinear seismic ground response analysis for Turkey Flat blind Predictions. Third International Symposium on the Effects of Surface Geology on Seismic Motion,, Grenoble, France.
  62. (W) Tutumluer, E., Huang, H., Hashash, Y. M. A. & Ghaboussi, J. (2006). Imaging Based Discrete Element Modeling of Granular Assemblies. Multiscale and Functionally Graded Materials Conference 2006 (FGM2006), Honolulu, HI.
  63. (*)(W) Fu, Q., Hashash, Y. M. A. & Ghaboussi, J. (2007). Non-uniformity of stress states within a dense sand specimen. Geo-Denver 2007, Denver, Co.
  64. (W) Fu, Q., Hashash, Y. M. A. & Ghaboussi, J. (2007). Non-uniformity of stresses within a sand specimen in triaxial shear. Tenth International Symposium on Numerical Models in Geomechanics, Rhodes, Greece.
  65. Hashash, Y. M. A. (2007). Extraction of material constitutive behavior from boundary measurements of forces and displacements. Inverse Problems, Design and Optimization Symposium, Miami, Florida, U.S.A.
  66. (*)(W) Tutumluer, E., H. Huang, Hashash, Y.M.A., Ghaboussi., J. (2007). Discrete Element Modeling of Railroad Ballast. American Railway Engineering and Maintenance of Way Association (AREMA) Annual Conference.
  67. (W) Huang, H., Tutumluer, E., Hashash, Y. M. A. & Ghaboussi, J. (2007). Imaging Aided Discrete Element Modeling of Railroad Ballast. International Conference on Advanced Characterization of Pavement and Soil Engineering Materials, Athens, Greece.
  68. (W) Marulanda, C. & Hashash, Y. M. A. (2007). Relationship of inferred soil behavior to excavation instrumentation. XIII Panamerican Conference on Soil Mechanic and Foundation Engineering, Margarita, Venezuela.
  69. (*)(W) Tsai, C.-C. & Hashash, Y. M. A. (2007). An inverse analysis approach to extract dynamic nonlinear soil behavior from downhole array data. 4th International Conference on Earthquake Geotechnical Engineering, Thessaloniki, Greece.
  70. (*)(W) Song, H., Osouli, A., and Hashash, Y. (2007). “Soil behavior and excavation instrumentation layout.” 7th International symposium on field measurements in geomechanics FMGM 2007., Boston, MA.
  71. (*)(W) Quiñones-Rozo, C., Hashash, Y. M. A., and Liu, L. (2008). “Semi-Automated Tracking of Excavation Activities Using Imaging Techniques.” GeoCongress2008, New Orleans, Louisiana.
  72. (*)(W) Phillips, C., and Hashash, Y. M. A. (2008). “A new simplified constitutive model to simultaneously match modulus reduction and damping soil curves for nonlinear site response analysis.” Geotechnical Earthquake Engineering & Soil Dynamics IV (GEESD IV), Sacramento, California.
  73. (W) Osouli, A., and Hashash, Y. M. A. (2008). “Learning of Soil Behavior from Measured Response of a Full Scale Test Wall in Sandy Soil.” Sixth International Conference on Case histories in Geotechnical Engineering and symposium in honor of Professor James K. Mitchell-, Arlington, VA (USA).
  74. (W) Huang, H., Tutumluer, E., Hashash, Y. M. A., and Ghaboussi, J. (2008). “Contact Stiffness Affecting Discrete Element Modeling of Unbound Aggregate Granular Assemblies.” 1st ISSMGE International Conference on Transportation Geotechnics, Nottingham, U.K.
  75. (W) Osouli, A., and Y.M.A. Hashash (2008) “Learning of soil behavior from measured response of a full scale test wall in sandy soil,” 6th International conference on case histories in geotechnical engineering. Arlington, VA, August 11-16, 2008.
  76. (W) Ghaboussi, Jamshid, GunJin Yun, and Youssef M.A. Hashash (2008) “Stability Analysis of Predictor-Corrector Algorithm for Sub-Structure Hybrid Simulation and Testing,” 2008 Structures Congress: Research Advances (NEES Project). Vancouver.
  77. (W) Hashash, Y., Q. Fu, and J. Ghaboussi (2008) “Computational-Experimental Framework for Interpretation of Diverse Soil Behavior from Triaxial Tests,” Fourth International Symposium on Deformation Characteristics of Geomaterials. Atlanta, GA.
  78. (W) Jeong, C.-G., Park, D. & Hashash, Y. M. A. (2008) Simulation of rate dependent soil behavior in one-dimensional seismic wave propagation. 15th International Congress on Sound and Vibration.
  79. (*)(W) Osouli, A., and Hashash, Y. M. A. (2009) “The relationship between field measurements and soil behavior in TNEC deep excavation,” International Foundation Congress & Equipment Expo Orlando, FL.
  80. (**)(W) Groholski, D.R. and Hashash, Y.M.A. (2009) Measurement based Self Learning Simulations of Soil Behavior with an Application to dynamic soil response. 10 pages, CD proceedings CompGeo I
  81. (W) Olson, S. M., Hashash, Y. M. A., and Moreno-Torres, O. (2009) “Geotechnical Earthquake Instrumentation at the Bill Emerson Memorial Bridge, Cape Girardeau, Missouri,” Madrid seismic zone conference. Rolla, MO.
  82. Chen, G., Yen, P. W., Yashinsky, M., Hashash, Y. M. A., Holub, C., Wang, K., and Guo, X. (2009) “How Bridges Respond to the May 12, 2008, M7.9 Wenchuan Earthquake in China,” Asian-Pacific Network of Centers for Earthquake Engineering Research (ANCER) Workshop. Urbana, IL, USA.
  83. (W) Phillips, C., Olson, S., Hashash, Y. M. A., Muszinsky, M., and Polito, C. (2009) “Preliminary results of numerical and physical experiments of lateral spreading impact on large foundation elements, NSF Project No.: CMMI 07-2369,” 7th Annual NEES Conf. Poster. Honolulu, Hawaii.
  84. (W) Finno, R. J., and Hashash, Y. M. A. (2009) “Integrated Tools for Predicting, Monitoring and Controlling Ground Movements due to Excavations,” 2009 NSF Engineering Research and Innovation Conference. Honolulu, Hawaii.
  85. (*) Tutumluer, E., Huang, H., Hashash, Y.M.A. and J. Ghaboussi, “AREMA Gradations Affecting Ballast Performance Using Discrete Element Modeling (DEM) Approach,” In Proceedings of the AREMA 2009 Annual Conference, Chicago, Illinois, September 20-23, 2009.
  86. (*)(W) Osouli, A., and Hashash, Y. M. A. (2009) “Predicting excavation performance via inverse analysis,” 17th International Conference on Soil Mechanics & Geotechnical Engineering Alexandria, Egypt. – Selected for presentation in session TS 2C Underground Structures: Discussion Session
  87. (*)(W) Huang, H., Tutumluer, E., Hashash, Y.M.A. and J. Ghaboussi, “Discrete Element Modeling of Coal Dust Fouled Railroad Ballast Behavior,” In Preprint CD-ROM Proceedings of the 89th Annual Meeting of the Transportation Research Board (TRB), January 10-14, 2010.
  88. (*)(W) Moreno-Torres, O., Hashash, Y. M. A., and Olson, S. M. (2010 ) “A simplified coupled pore water pressure generation and soil constitutive model,” GeoFlorida: Advances in analysis, modeling &design. West Palm Beach, Florida, USA.
  89. (W) Lee, S. J., Hashash, Y. M. A., Wilkinson, R. A., and Agui, J. H. (2010) “Simulation of Experimental Tests on the JSC-1A Lunar Soil Simulant with Polyhedral Discrete Elements,” Earth & Space 2010 Conference Honolulu, Hawaii.
  90. Wong, I., T. Dawson, Dober, M., Hashash, Y. (2010). EVALUATING THE SEISMIC HAZARD IN ANCHORAGE, ALASKA. 9th US Conference on Earthquake Engineering, Toronto.
  91. Zheng, W., Hashash, Y., Petersen, M. M., and Whittaker, A. S. (2010) “Site specific response analysis in the new madrid seismic zone,” In: S. Prakash, Ed., Fifth International Conference in Recent Advances in Geotechnical Eartqhuake Engineering and Soil Dynamics. San Diego, CA, USA.
  92. (W) Olson, S. M., Hashash, Y. M. A., Muszynski, M. R., Phillips, C., and Polito, C. (2010) “Using tactile pressure sensors to measure lateral spreading-induced earth pressures against large, rigid foundation,” In: S. Prakash, Ed., Fifth International Conference in Recent Advances in Geotechnical Eartqhuake Engineering and Soil Dynamics. San Diego, CA, USA.
  93. (*)(W) Huang, H., Tutumluer, E., Hashash, Y.M.A and J. Ghaboussi, “Laboratory Validation of Coal Dust Fouled Ballast Discrete Element Model,” GeoShanghai 2010 International Conference, Shanghai, China, June 3-5, 2010.
  94. (W) Lee, S. J., Y. M. A. Hashash, et al. (2010). SIMULATION OF JSC-1A LUNAR SOIL SIMULANTS WITH NEW ALGORITHMS DEVELOPED FOR REALISTIC SOIL PARTICLE GEOMETRIES. International Workshop on Multiscale and Multiphysics Processes in Geomechanics. E. M. D. R.I. Borja, E. Kuhl and J.A. White. Standford University, Palo Alto, CA.
  95. (**)(W) Hashash, Y. M. A., Phillips, C., and Groholski, D. R. (2010) “Recent advances in non-linear site response analysis,” Fifth International Conference in Recent Advances in Geotechnical Eartqhuake Engineering and Soil Dynamics. SanDiego, CA, p OSP 4.
  96. (*)(**) Hashash, Y., M.A., K. Karina, D. C. Koutsoftas and N. O’Riordan (2010). Seismic Design Considerations for Underground Box Structures. Earth Retention Conference 3, Bellevue, Wasington, ASCE.
  97. Sharma, L. M., B. K. Sapkota, and Hashash, Y. (2010). NUMERICAL ANALYSIS OF PROPOSED WHARF STRUCTURE FOR PORT OF ANCHORAGE REDEVELOPMENT. Ports and Terminal Technology – 2010, Long Beach, CA.
  98. (W) Hashash, Y. M. A., Asmar, R., and Fu, Q. (2011) “Towards an Integrated Computational-Experimental Laboratory Testing Framework for Soil Behavior Characterization and Modeling.” Proc., Proceedings of 2011 NSF Engineering Research and Innovation Conference,
  99. (*) Kim, B., Y. M. A. Hashash, S. M. Olson and I. Ahmad (2011). Probabilistic seismic hazard analysis for Islamabad and Peshawar in Pakistan using discrete faults. 5th International Conference on Earthquake Geotechnical Engineering, Santiago, Chile.