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Dr. Xiong Zhang, James A. Heidman Professor in Civil, Architectural and Environmental Engineering, delivered an invited themed lecture at the 8th International Conference on Unsaturated Soils. The conference, the most important series in the field of unsaturated soils, was held Wednesday, May 3, to Friday, May 5, in Milos, Greece.
Zhang delivered one of eight themed lectures titled “Calibration of BBM Parameters using the Modified State Surface Approach.” He also co-authored another themed lecture titled “A Unified Two Independent Stress Variable Approach to Shrink-Swell and Collapse,” which was delivered by Dr. Sandra Houston, professor emerita at Arizona State University.