Shear Strength & Compressibility Behavior of Problem Soils; Micaceous, Soft, Expansive
Soil Improvement using Biotreatment
Dynamic Behavior of Soils, Liquefaction & Cyclic Instability in Soils
Strain Localization using DIA Technique, Microfabric Study using XRD, SEM, AFM
Assistant Professor, Indian Institute of Technology, Gandhinagar (2010 to present)
Assistant Professor, Indian Institute of Technology, Guwahati (2009 - 2010)
Senior Scientist, Indian Institute of Technology, Kanpur (2006 - 2009)
Engineer, WAPCOS India Ltd, New Delhi (1997 - 1999)
Selected Recent Publications
Sudan, G. K. & Sachan, A. (2016). Effect of strain rate on pore pressure evolution and effective stress path of soft soil under different stress history conditions, International Journal of Geotechnical Engineering, Taylor & Francis, On line available, 30 June 2016.
Smitha, S. & Sachan, A. (2016). Use of agar biopolymer to improve the shear strength behavior of Sabarmati sand, International Journal of Geotechnical Engineering, Taylor & Francis, Vol. 10, No. 4, pp. 387-400.
Sachan, A. (2013). Effect of intermediate microfabric on shear strength and strain localization response of Kaolin clay under compression and extension loading, Geotechnical and Geological Engineering, Springer, Vol. 31, No. 1, pp. 213-228.
Sachan, A. (2012). Strain localization patterns of cohesive soil with controlled microfabric under cyclic loading using DIA technique, International Journal of Geotechnical Engineering, Taylor & Francis, Vol. 6, No. 4, pp. 467-483.
Sachan, A. (2008). Use of atomic force microscopy (AFM) for microfabric study of cohesive soils, Journal of Microscopy, Vol. 232, No. 2, pp. 422-431.