Inhaltsbereich
Prof. Dr. Georg Dresen
Helmholtz Centre PotsdamGFZ German Research Centre for Geosciences
Head of Section 3.2, Geomechanics and Rheology
D 425
Phone: +49 331 288 1320
Fax: +49 331 288 1328
Mail: georg.dresen@gfz-potsdam.de
Scientific interests:
- Rock mechanics and rheology of rocks, physics of earthquakes and faulting, geodynamics, role of crystal defects in deformation, macroscopic constitutive behaviour of rocks, rock transport properties
Projects:
- Nucleation and propagation of brittle fractures, damage evolution and scaling relations in rock failure
- Monitoring and signal analysis of acoustic emissions during brittle failure
- Microseismicity and acoustic emission activity in mines
- Deformation and seismic activity at the North Anatolian Fault, Turkey
- Evolution of high-temperature shear zones in the lower continental crust
- Rheology of synthetic feldspar aggregates and two-phase materials (calcite-quartz, anorthite-diopside) at high temperatures, high pressures and high strain
Career:
- Since 1993: Professor of Geology, University of Potsdam and GeoForschungsZentrum Potsdam
- Since 1992: Head of GFZ Sekction 3.2: Geomechanics and Rheology
- 1989-92: Research Scientist, Massachusetts Institute of Technology (M.I.T.), Cambridge, Mass.
- 1984-89: University Assistant, TU Darmstadt
- 1980-84: Research Assistant, Bonn University
Experience:
- 1984 - 1989 Hochschul-Assistant, TH Darmstadt, Fracture Mechanics, Geology
- 1989 - 1992 Research Scientist at Massachussetts Institute of Technology, Cambridge, MA, USA, Rock Mechanics
Awards:
- Visiting Professor, Ecole Polytechnique Paris 2004
- Heisenberg-Fellowship 1992
- DFG-Research Fellowship 1989
- DAAD-Fellowship Morocco 1981
Selected publications:
- Bürgmann, R. and G. Dresen (2008): Rheology oft he Lower Crust and Upper Mantle: Evidence from Rock Mechanics, Geodesy and Field Observations, Annu. Rev. Earth Planet. Sci., 36, 531-561, doi: 10.1146/annurev.earth.36.031207.124326
- Dresen, G., Stanchits, S., Rybacki, E. (2010), Borehole breakout evolution through acoustic emission analysis, Int. J. Rock Mech. Min. Sci., 47, 426-435.
- Rybacki, E., R. Wirth, and G. Dresen (2010), Superplasticity and ductile fracture of synthetic feldspar deformed to large strain, J. Geophys. Res., 115, B08209, doi:10.1029/2009JB007203.
- Kwiatek G, Plenkers K, Nakatani M, Yabe Y; Dresen G (2010): Frequency-Magnitude Characteristics Down to Magnitude-4.4 for Induced Seismicity Recorded at Mponeng Gold Mine, South Africa , BSSA, 100, 1165-1173.
- Oncken, O., Boutelier, D., Dresen, G. and Schemmann, K. (2012): Strain accumulation controls failure of a plate boundary zone: Linking deformation of the Central Andes and lithosphere mechanics, G-cubed, 13, doi:10.1029/2012GC004280.
- Goebel, T., Becker, T., Schorlemmer, D. Stanchits, S., Rybacki, E., Sammis, C. and G. Dresen (2012): Identifying fault heterogeneity through mapping spatial anomalies in acoustic emission statistics, J. Geophys. Res., 117, doi:10.1029/2011JB008763.