Mit einer Reihe von geophysikalischen Experimenten werden die tiefere Struktur und die geodynamischen Prozesse der Tien Shan und Pamir Kollisionszone (Zentral-Asien) untersucht.

Laufzeit

• Juni 2008 - Oktober 2009

Zuwendungsgeber

• DFG - Deutsche Forschungsgemeinschaft
• GFZ - Helmholtz-Zentrum Potsdam - Deutsches GeoForschungsZentrum GFZ

Projektverantwortliche

• Dr. O. Ritter (GFZ Potsdam)
• Dr. J. Mechie (GFZ Potsdam)
• Dr. X. Yuan (GFZ Potsdam)
• Dr. B. Schurr (GFZ Potsdam)

Kooperationen

• Russian Academy of Sciences, Bishkek (Kyrgyz Republic)
• Timur Frunze, Central Asian Institute for Applied Geosciences (Bishkek)
• Institute of Geology, Academy of Sciences of the Republic of Tajikistan
• PMP International, Republic of Tajikistan
• GFZ
• TU Freiberg, Institut für Geologie
• UNI Potsdam, Institut für Geowissenschaften
• Friedrich-Schiller-Universität Jena, Institut für Geowissenschaften

Methoden & Geräte

• passives seismisches Array bestehend aus 30 Breitband-Rekordern
• magnetotellurische Messungen

Publikationen/Ergebnisse

• Mechie, J., Yuan, X., Schurr, B., Schneider, F., Sippl, C., Ratschbacher, L., Minaev, V., Gadoev, M., Oimahmadov, I., Abdybachaev, U., Moldobekov, B., Orunbaev, S. & Negmatullaev, S., 2012. Crustal and uppermost mantle structure along a profile across the Pamir and southern Tien Shan as derived from project TIPAGE wide-angle seismic data. Geophys. J. Int., 188, 385-407, doi:10.1111/j.1365-246X.2011.05278.x
• Sippl, C., Schurr, B., Yuan, X., Mechie, J., Schneider, F.M., Gadoev, M.,Orunbaev, S., Oimahmadov, I., Haberland, C., Abdybachaev, U., Minaev, V., Negmatullaev S. and Radjabov, N., 2013. Geometry of the Pamir-Hindu Kush intermediate-depth earthquake zone from local seismic data. J. Geophys. Res., 118, 1438-1457, doi:10.1002/jgrb.50128.
• Schneider, F. M., Yuan, X., Schurr, B., Mechie, J., Sippl, C., Haberland, C., Minaev, V., Oimahmadov, I., Gadoev, M., Radjabov, N., Abdybachaev, U., Orunbaev, S. and Negmatullaev, S., 2013. Seismic imaging of subducting continental lower crust beneath the Pamir. Earth Planet. Sci. Lett., 375, 101-112, doi:10.1016/j.epsl.2013.05.015.
• Sippl, C., Schurr, B., Tympel, J., Angiboust, S., Mechie, J., Yuan, X., Schneider, F., Sobolev, S.V., Ratschbacher, L., Haberland, C. and TIPAGE-Team, 2013. Deep burial of Asian continental crust beneath the Pamir imaged with local earthquake tomography. Earth Planet. Sci. Lett., 384, 165-177, doi:10.1016/j.epsl.2013.10.013.
• Schurr, B., Ratschbacher, L., Sippl, C., Gloaguen, R., Yuan, X. and Mechie, J., 2014. Seismotectonics of the Pamir. Tectonics, 33: 1501-1518, doi:10.1002/2014TC003576.
• Kufner, S.-K., Schurr, B., Sippl, C., Yuan, X., Ratschbacher, L., Akbar, A. s/of M., Ischuk, A., Murodkulov, S., Schneider, F., Mechie, J. and Tilmann, F., 2016. Deep India meets deep Asia: Lithospheric indentation, delamination and break-off under Pamir and Hindu Kush (Central Asia). Earth Planet. Sci. Lett., 435: 171-184, doi:10.1016/j.epsl.2015.11.046.
• Li, W., Chen, Y., Yuan, X., Schurr, B., Mechie, J., Oimahmadov, I. and Fu, B., 2018. Continental lithospheric subduction and intermediate-depth seismicity: Constraints from S-wave velocity structures in the Pamir and Hindu Kush. Earth Planet. Sci. Lett., 482: 478-489, doi:10.1016/j.epsl.2017.11.031.
• Kufner, S.-K., Eken, T., Tilmann, F., Schurr, B., Yuan, X., Mechie, J., Sippl, C. and Schneider, F., 2018. Seismic anisotropy beneath the Pamir and the Hindu Kush: evidence for contributions from crust, mantle lithosphere and asthenosphere. J. Geophys. Res., 123: 10727-10748, doi:10.1029/2018JB015926.
• Mechie, J., Schurr, B., Yuan, X., Schneider, F., Sippl, C., Minaev, V., Gadoev, M., Oimahmadov, I., Abdybachaev, U., Moldobekov, B. and Orunbaev, S., 2019. Observations of guided waves from the Pamir seismic zone provide additional evidence for the existence of subducted continental lower crust. Tectonophysics, 762: 1-16, doi:10.1016/j.tecto.2019.04.007.
• Schneider, F.M., Yuan, X., Schurr, B., Mechie, J., Sippl, C., Kufner, S.-K., Ratschbacher, L., Tilmann, F., Oimahmadov, I., Gadoev, M., Minaev, V., Abdybachaev, U., Orunbaev, S., Ischuk, A. and Murodkulov, S., 2019. The crust in the Pamir: Insights from receiver functions. J. Geophys. Res., 124: 9313-9331, doi:10.1029/2019JB017765.
• Kufner, S.-K., Kakar, N., Bezada, M., Bloch, W., Metzger, S., Yuan, X., Mechie, J., Ratschbacher, L., Murodkulov, S., Deng, Z. and Schurr, B., 2021. The Hindu Kush slab break-off as revealed by deep structure and crustal deformation. Nat. Commun., 12, 1685, doi:10.1038/s41467-021-21760-w.