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Dr. Gauvain Wiemer

Archived Page

This web page has not been updated since the former colleague left MARUM.

 

Former Research

Influence of diatom-microfossils on geotechnical properties of marine sediments.

General Research Interests

  • Marine geotechnics
  • Earthquakes and related Sediment deformation processes
  • Paleoseimology
  • Mudvolcanism
  • In situ and laboratory characterisation of sediment physical properties for landslide research
  • Liquefaction vs. Cyclic softening
  • Fluid mud processes

Curriculum Vitae

01.2017 - 03.2017

 Trainee in the Science-Policy Interface at Konsortium Deutsche Meeresforschung (KDM) in Brussels  
since 10.2015 Postdoc & Postdoc representative - MARUM, Center for Marine Environmental Sciences  
03.2015 - 09.2015 Geotechnical Project Engineer - MENCK GmbH, Offshore Pile Driving Specialist  
06.2016 - 03.2015 Postdoc - MARUM, Center for Marine Environmental Sciences  
03.2011 - 03.2014 Phd student - MARUM, Center for Marine Environmental Sciences  
10.2008 - 03.2011 MSc 'Geowissenschaften', University of Bremen, Germany  
10.2004 - 06.2007 BSc 'Sciences de la terre, de l'univers et de l'environnement', Université Louis Pasteur, Strasburg, France  

Publications

  • Wiemer, G., R. Dziadek, and A. Kopf (2017), The enigmatic consolidation of diatomaceous sediment, Mar Geol, 385, 173-184, doi:http://dx.doi.org/10.1016/j.margeo.2017.01.006.
  • Wiemer, G., and A. Kopf (2016), Influence of diatom microfossils on sediment shear strength and slope stability, Geochemistry, Geophysics, Geosystems, n/a-n/a, doi:10.1002/2016GC006568.
  • Moernaut, J., Wiemer, G., Reusch, A., Stark, N., De Batist, M., Urrutia, R., de Guevara, B.L., Kopf, A., Strasser, M., (2016). The influence of overpressure and focused fluid flow on subaquatic slope stability in a formerly glaciated basin: Lake Villarrica (South-Central Chile). Marine Geology.
  • Wiemer, G., Kopf, A., (2016). On the role of volcanic ash deposits as preferential submarine slope failure planes. Landslides, 1-10.
  • Wiemer G, Kopf, A. (2015). Altered marine tephra deposits as potential slope failure planes? Geo-Marine Letters 35:305-314. doi:10.1007/s00367-015-0408-4
  • Wiemer G., Moernaut J, Stark N, Kempf P, De Batist M, Pino M, Urrutia R, de Guevara B, Strasser M, Kopf A (2015). The role of sediment composition and behavior under dynamic loading conditions on slope failure initiation: a study of a subaqueous landslide in earthquake-prone South-Central Chile. Int J Earth Sci:1-19. doi:10.1007/s00531-015-1144-8
  • Wiemer, G., Reusch, A., Strasser, M., Kreiter, S., Otto, D., Mörz, T., Kopf, A., (2012). Static and Cyclic Shear Strength of Cohesive and Non-cohesive Sediments, in: Yamada, Y., Kawamura, K., Ikehara, K., Ogawa, Y., Urgeles, R., Mosher, D., Chaytor, J., M., S. (Eds.), Submarine Mass Movements and Their Consequences. Springer, Dordrecht Heidelberg London New York, pp. 111-121.

Conference talks

  • Wiemer G., A. Reusch, M. Strasser, S. Kreiter, D.Otto, T. Mörz, A. Kopf (2010). Static and cyclic shear strength of cohesive and non-cohesive sediments. 5th International Symposium Series:Submarine Mass Movements and Their Consequences - Advances in Natural and Technological Hazards Research.

Confernce poster

  • Reusch,A., Wiemer, G., Otto, D., Strasser, M., Kopf, A. (2011). Submarine slope stability at the nankai trough - dynamic triaxial testing of water-saturated sediment samples, EGU - Vienna, Austria.
  • Wiemer, G., and A., Kopf (2012). Volcanic ash occurrence as key in submarine slope failure?, DS3F - Sitges, Spain.
  • Wiemer Gauvain , Jasper Meornaut, Nina Stark, Philipp Kempf, Marc De Batist, Mario Pino, Roberto Urrutia, Michael Strasser and Achim Kopf (2013).Subaqueous landslides in earthquake-prone South-Central Chile: The role of ash, quick clay and time on slope failure. EGU - Vienna, Austria.

Expeditions

11.2016R/V SONNE cruise 251
09.2014R/V ARAON cruise 05
05.2013Lake research, lake Neuchatel, Switzerland
03.-04.2012R/V POSEIDON cruise 429
11.2011 - 01.2012Lake research, lake Villarrica, Chile
03.2011 - 04.2011R/V POSEIDON cruise 410
06.2010 - 07.2010R/V MARIA S. MERIAN cruise 15/3