seismogram
[ PDF version ]
Abhijit Ghosh

September 2009
PhD student & Graduate Research Assistant
Department of Earth & Space Sciences
University of Washington
E-mail: aghosh.earth@gmail.com
Webpage: http://staff.washington.edu/aghosh1/

Education

        PhD, Geophysics, University of Washington, USA, 2007-ongoing
        MS, Earth & Atmospheric Sciences (Geophysics), Georgia Institute of Technology, USA, 2005-2007
        MS, Geology, University of Calcutta, India, 2002-2004 (Ranked 1st)
        BS, Geology, University of Calcutta, India, 1999-2002


Employments

        Graduate Research Assistant, 2007-ongoing, ESS, University of Washington, USA
        Graduate Teaching Assistant, 2006-2007, EAS, Georgia Tech, USA
        Graduate Research Assistant, 2005-2007, EAS, Georgia Tech, USA
        Junior Research Fellow, 2005, Department of Geological Sciences, Jadavpur University, India


Research Interests

        Seismology
        Non-volcanic tremor in the subduction zones and strike-slip environment
        Earthquake frequency-magnitude distribution (b-value)
        Variation in locking along the subduction interface
        Geometry of the subduction interface
        Earthquake relocation techniques
        Earthquake production along the seismogenic zone of the subduction megathrust
        Near-surface geophysics (resistivity)
        Structural geology


Research Experience

        Non-volcanic tremor in the subduction zones and strike-slip environment
        Mapping of earthquake frequency-magnitude distribution in the Middle America Subduction Zone (MASZ) using data from the NSF funded project Costa Rica Seismogenic Zone Experiment (CRSEIZE)
        Relationship between b-value and subduction interface locking in MASZ
        Statistical modeling of the geometry of the subduction interface from microseismicity in MASZ
        Modeling of aquifer zone by resistivity survey, West Bengal, India, funded by Department of Science & Technology, Government of India
        Tectonics, structure and deformation history of the Sausar Mobile Belt, India


Publications

  1. Ghosh, A., J. E. Vidale, J. R. Sweet, K. C. Creager, A. G. Wech, and H. Houston (2009), Tremor streaks in Cascadia, in preparation.
  2. Ghosh, A., J. E. Vidale, J. R. Sweet, K. C. Creager, A. G. Wech, and H. Houston (2009), Tremor bands sweep Cascadia, under review.
  3. Ghosh, A., J. E. Vidale, Z. Peng, K. C. Creager, and H. Houston (2009), Complex non-volcanic tremor near Parkfield, California, triggered by the great 2004 Sumatra earthquake, J. Geophys. Res., doi:10.1029/2008JB006062, in press.
  4. Ghosh, A., J. E. Vidale, J. R. Sweet, K. C. Creager, and A. G. Wech (2009), Tremor patches in Cascadia revealed by seismic array analysis, Geophys. Res. Lett., 36, L17316, doi: 10.1029/2009GL039080 [ PDF ].
  5. Ghosh, A., A. V. Newman, A. M. Thomas, and G. T. Farmer (2008), Interface locking along the subduction megathrust from b-value mapping near Nicoya Peninsula, Costa Rica, Geophys. Res. Lett., 35, L01301, doi:10.1029/2007GL031617 [ PDF ].
  6. Ghosh, A. (2007), Earthquake Frequency-Magnitude Distribution and Interface Locking at the Middle America Subduction Zone near Nicoya Peninsula, Costa Rica. MS Thesis, School of Earth and Atmospheric Sciences, Georgia Tech, June 2007 [ PDF ]
  7. Majumdar, R. K., A. Ghosh, and D. Das (2006), Geoelectric and Geochemical Studies for Hydrological Characterization of Southern Part of Sagar Island, South 24-Parganas, West Bengal, India. Journal of Geophysics, vol. 27, no. 4, pp 109-118 [ PDF ]
  8. Ghosh, A. (2004), Structure and tectonics of the Sausar Group, around Ngarjuna and Khindsi, Ramtek, Maharashtra. MS Thesis, Department of Geology, University of Calcutta
  9. Ghosh, A. (2004), Seismic sections across the Himalayan fault system and its correlation with geologic cross sections. Review article, Departmental publication, Department of Geology, University of Calcutta


Presentations

  1. Ghosh, A., J. E. Vidale, J. R. Sweet, K. C. Creager, A. G. Wech, and H. Houston (2009), Tremor bands sweep Cascadia. AGU Fall Meeting 2009
  2. Ghosh, A., J. E. Vidale, J. R. Sweet, K. C. Creager, and A. G. Wech (2009), Tremor patches and streaks in Cascadia. GSA Annual Meeting 2009
  3. Ghosh, A., J. E. Vidale, J. R. Sweet, K. C. Creager, and A. G. Wech (2009), 2008 Cascadia Episodic Tremor and Slip event: tracking tremor through beamforming. Earthscope National Meeting 2009
  4. Ghosh, A., J. E. Vidale, Z. Peng, K. C. Creager, and H. Houston (2008), Complex Non-volcanic Tremor Near San Andreas Fault Around Parkfield Triggered by the Great 2004 Sumatra Earthquake. AGU Fall Meeting 2008
  5. Ghosh, A., J. E. Vidale, Z. Peng, K. C. Creager, J. Gomberg, P. Boudin, and H. Houston (2008), Non-volcanic tremor at San Andreas Fault near Parkfield triggered by the great Sumatra earthquake, 2004. IRIS annual meeting 2008
  6. Ghosh, A., A. V. Newman, A. M. Thomas, and G. T. Farmer (2007), Application of Earthquake Power-law Distribution to Infer Locking at the Subduction Zone. Georgia Tech Graduate Student Symposium, 2007
  7. Thomas, A. M., A. V. Newman, A. Ghosh and G. T. Farmer (2007), Statistical Modeling of the Middle America Subduction Zone Using Interplate Seismicity. SSA Annual Meeting 2007
  8. Ghosh, A., A. V. Newman, A. M. Thomas, and G. T. Farmer (2006), Variability in Shallow Subduction Zone Locking Inferred From Earthquake Activity Near Nicoya Peninsula, Costa Rica. AGU Fall Meeting 2006
  9. Farmer, G. T., A. V. Newman, A. Ghosh, and A. M. Thomas (2006), Cross-Network Microseismic Relations of Some Aftershocks From the 1992 Nicaraguan Tsunami Earthquake. AGU Fall Meeting 2006
  10. Ghosh, A., A. V. Newman, A. M. Thomas, and G. T. Farmer (2006), Distribution of b-value in the Middle America Trench, Near Nicoya Peninsula, Costa Rica. Georgia Tech EAS Graduate Student Symposium, 2006
  11. Ghosh, A., R. K. Majumdar, and D. Das (2005), Geoelectric and Geochemical Studies for Hydrogeological Characterization of the Southern Part of Sagar Island, India. Georgia Tech EAS Graduate Student Symposium, 2005


Awards and Certificates

  1. Best Face-to-Face Student Poster Presentation in EarthScope National Meeting 2009, awarded by EarthScope
  2. Anthony Qamar Memorial Fellowship, 2009, awarded by ESS, UW
  3. Dorothy G. Stephens Graduate Student Research Award, 2009, awarded by ESS, UW
  4. Harry Wheeler Fellowship, 2009, awarded by ESS, UW
  5. Kenneth C. Robbins Fellowship, 2009, awarded by ESS, UW
  6. Best Morning Talk award for research presentation in The EAS Graduate Student Symposium 2005, EAS, Georgia Tech
  7. Debesh-Kamal Scholarship 2005, for study abroad, awarded by Ramakrishna Mission Institute of Culture, India
  8. Prof. N. N. Chatterjee Memorial Book Grant, 2003, awarded by The Geological, Mining and Metallurgical Society of India
  9. Certificate in Information Technology Application (2003) awarded by the Department of Sports and Youth Services (YS Branch), Government of West Bengal, India


Training Sesions Attended

        GAMIT/GLOBK: UNAVCO short course series in June 2006 instructed by Dr. Tom Herring and Dr. Robert King, MIT
        Strainmeter & tiltmeter data analysis: UNAVCO short course series in June 2006 instructed by Dr. Duncan Agnew (IGPP), Dr. Evelyn Roeloffs (USGS) and Dr. Kathleen Hodgkinson (UNAVCO)

Professional Affiliations

        Student member of American Geophysical Union
        Student member of Society of Exploration Geophysicists

Contact Information

        Mailing address
        University of Washington
        Department of Earth & Space Sciences
        Johnson Hall room 70
        Box 351310
        4000 15th Ave NE
        Seattle, WA 98195-1310
        USA

        Phone
        Cell: 1 404 667 7470


Homepage | Research | PDF version of CV | Publications | ETS 2008 | Photo album

Last updated by Abhijit Ghosh on Oct 29th, 2009