Dr Sam Hashemi

Dr Sam Hashemi
  • Qualifications

    PhD: Geomechanics at University of Adelaide

     

  • Research Interests

    Numerical modelling of particulate materials by Discrete Element Method (DEM)  

    Study the behaviour of cemented sands by laboratory experimental methods  

    Effect of pile driving on adjacent residential building by numerical simulation (FDM)  

    Optimising the use of fly ash in Cemented Paste Backfill (CPB) design  

    Borehole stability analysis in poorly cemented granular formations  

  • Publications

    Peer-Reviewed Journals:
    1- Momeni, A., Hashemi, S. S., Khanlari, M. (2017) “The effect of cyclic salt weathering test on degradation potential in granitoid rocks”. Geopersia Journal, (to be appeared)


    2- Momeni, A., Hashemi, S. S., Khanlari, G. R., & Heidari, M. (2017) “The effect of weathering on durability and deformability properties of granitoid rocks”. Bulletin of Engineering Geology and the Environment, 1-13.


    3- Hashemi S. S., Melkoumian N. (2016) “A strain energy criterion based on grain dislodgment at borehole wall in poorly cemented sands” International Journal of Rock Mechanics and Mining Sciences, 87, 90–103.


    4- Hashemi, S. S., Melkoumian, N. (2016). “Effect of different stress path regimes on borehole instability in poorly cemented granular formations.” Journal of Petroleum Science and Engineering, 146, 30-49.


    5- Hashemi, S. S., Taheri A., Melkoumian N., Jaksa M. (2015)."The failure behaviour of poorly cemented sands at a borehole wall using laboratory tests." International Journal of Rock Mechanics and Mining Sciences 77: 348-357.


    6- Hashemi, S. S., A. Taheri, and N. Melkoumian. (2015). "An experimental study on the relationship between localised zones and borehole instability in poorly cemented sands." Journal of Petroleum Science and Engineering 135: 101-117.


    7- Hashemi S. S., Taheri A., Melkoumian N. (2014) “Shear failure analysis of a borehole drilled through poorly cemented sandstone with respect to Mogi failure criterion” Engineering Geology, 183: 39-52.


    8- Hashemi, S. S., N. Melkoumian, and A. Taheri. (2015). "A borehole stability study by newly designed laboratory tests on thick-walled hollow cylinders." Journal of Rock Mechanics and Geotechnical Engineering.


    9- Hashemi S. S., Momeni A., Melkoumian N. (2013) “Investigation of borehole stability in poorly cemented granular formations by discrete element method”. Journal of Petroleum Science and Engineering. 113: 23-35.


    Conference Proceedings (refereed):


    1- Hashemi S. S. “A Failure Criterion for Unsupported Boreholes in Poorly Cemented sands” 18th International Conference on Civil and Building Engineering, November 16-17, 2016, Dubai, UAE.


    2- Hashemi S. S., Momeni A., Melkoumian N. “Numerical simulation of borehole breakout in poorly cemented granular sands” The 47th U.S. Rock Mechanics/Geomechanics Symposium, 23-26 June 2013, San Francisco, California, USA. Page 4 of 8


    3- Hashemi S. S., Melkoumian N., Xu C. “Effect of grain bonding on the stability of a borehole drilled through unconsolidated formations”, The 7th Australasian Congress on Applied Mechanics, 9 - 12 December 2012, Adelaide, Australia.


    4- Hashemi S. S., Melkoumian N., Xu C. “Maintaining borehole stable in unconsolidated rocks”, 1st annual CRC DET conference, November 20-24 2011, Hahndorf, Adelaide, Australia.


    5- Hashemi S. S., Ahmadi M.A. “Effect of pile driving in clay soil on adjacent structure”, 5th National Congress on Civil Engineering, May 5-7 2010, Ferdowsi University, Mashhad, Iran.


    6- Hashemi S. S., Faridnia S. “A new approach for designing and performing the annular foundation of tanks”, 4th International Conference on Geotechnical Engineering and Soil Mechanics, November 9-10, 2010, Tehran, Iran.


    7- Hashemi S. S., Faridnia S. “A cost effective method to design the Anchor blocks”, 4th International Conference on Geotechnical Engineering and Soil Mechanics, November 9-10,2010, Tehran, Iran.

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Entry last updated: Wednesday, 23 Oct 2019