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Photo Thomas Bohlen

Prof. Dr. Thomas Bohlen

Lehrstuhl Angewandte Geophysik
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Tel.: +49 (0)721 608 44416
thomas bohlenEcw9∂kit edu
Geophysikalisches Institut (GPI)

Karlsruher Institut für Technologie

Hertzstraße 16

76187 Karlsruhe


Forschungsbereiche

 

Forschungsschwerpunkte

  • Finite-Differenzen Simulation seismischer Wellen

  • Inversion seismischer Wellenfelder

  • Abbildungsverfahren in der Reflexionsseismik

 

Projekte

Siehe die Projekte des Forschungsbereichs Angewandte Geophysik

 

Gremien

 

Regelmäßige Lehrveranstaltungen

  • Einführung in die Geophysik I (WS)

  • Inversion und Tomographie (SS)

  • Reflexionsseismik (WS)

 

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Publikationen

Publikationen in internationalen, begutachteten Zeitschriften

Groos, L., Schäfer, M., Forbriger, T. & T. Bohlen.: The role of attenuation in 2D full-waveform inversion of shallow-seismic body and Rayleigh waves, Geophysics, 2014, minor revision 

 

Schäfer, M., Groos, L., Forbriger, T. & T. Bohlen.: Line-source simulation for shallow-seismic data. Part 2: full-waveform inversion — a synthetic 2-D case study Geophys. J. Int., 2014, 198(3), 1405- 1418. DOI: 10.1093/gji/ggu171.

 

Diez, A., Eisen, O., Weikusat, I., Eichler, J., Hofstede, C., Bohleber, P., Bohlen, T. & U. Polom.: , Influence of ice crystal anisotropy on seismic velocity analysis, Annals of Glaciology 55(67) 2014. DOI: 10.3189/2014AoG67A002.

 

Heider, S., Jetschny, S., T. Bohlen: Towards an automatic seismic localization of human footsteps, Near Surface Geophysics, 2013, 11, No. 3, pp. 317-323. DOI: 10.3997/1873-0604.2013005.

 

S. Butzer, A. Kurzmann, T. Bohlen.: 3D elastic full waveform inversion of small-scale heterogeneities in transmission geometry, Geophysical Prospecting, 2013, Special Issue: Challenges of Seismic Imaging and Inversion Devoted to Goldin, Volume 61, Issue 6, pages 1238-1251. DOI: 10.1111/1365-2478.12065

 

A. Kurzmann, A. Przebindowska, D. Köhn, T. Bohlen.: Acoustic full waveform tomography in the presence of attenuation: a sensitivity analysis, Geophysical Journal International, 2013, 195 (2): 985-1000. DOI: 10.1093/gji/ggt305

 

Köhn, D., Nil, D., Kurzmann, A., Przebindowska, A. & T. Bohlen: On the influence of model parametrization in elastic full waveform tomography. Geophysical Journal International, 191(1):325–345, 2012. DOI: 10.1111/j.1365-246X.2012.05633.x

 

Breitzke, M. & T. Bohlen: Modeling cumulative sound exposure along a seismic line to assess the risk of seismic research surveys on marine mammals in the Antarctic Treaty Area. Advances in experimental medicine and biology, vol. 730, pp. 609–611, 2012. DOI: 10.1007/978-1-4419-7311-5_138

 

Müller, S., Niederleithinger, E. & T. Bohlen: Reverse Time Migration: A Seismic Imaging Technique Applied to Synthetic Ultrasonic Data, International Journal of Geophysics, Volume 2012, Article ID 128465, 7 pages, DOI: 10.1155/2012/128465, 2012.

 

Groos, L., Schäfer, M., Forbriger, T. & T. Bohlen: On the significance of viscoelasticity in an 2D full waveform inversion of shallow seismic surface waves, 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012, Copenhagen, 2012. http://digbib.ubka.uni-karlsruhe.de/volltexte/1000035359

 

Schäfer M., Groos L., Forbriger T. & T. Bohlen: On the effects of geometrical spreading corrections for a 2D full waveform inversion of recorded shallow seismic surface waves, EAGE, Copenhagen, 2012. http://www.earthdoc.org/publication/publicationdetails/?publication=5918

 

Veile, I., Geerits, T. & T. Bohlen: Efficient 3D borehole forward modeling of the reflected wave field while drilling, 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012, Copenhagen, 2012. http://earthdoc.eage.org/publication/publicationdetails/?publication=59375

 

Przebindowska, A., Kurzmann, A., Köhn, D. & T. Bohlen: The role of density in acoustic full waveform inversion of marine reflection seismics, 74th EAGE Conference & Exhibition, Copenhagen, 2012. http://earthdoc.eage.org/publication/publicationdetails/?publication=59625

 

p>Dunkl, S., Kurzmann, A. & T. Bohlen: 3D elastic full waveform inversion - a random medium example, 74th EAGE Conference & Exhibition, Copenhagen, 2012. http://www.earthdoc.org/publication/publicationdetails/?publication=59567

 

 

Jetschny, S., Bohlen, T. & A. Kurzmann: Seismic prediction of geological structures ahead of the tunnel using tunnel surface waves (2011) Geophysical Prospecting, 59 (5), pp. 934-946, DOI: 10.1111/j.1365-2478.2011.00958.x, 2011.

 

Hellwig, O., Geerits, T. & T. Bohlen: Accuracy of 2.5D seismic FDTD modelling in the presence of small scale borehole structures, Society of Petroleum Engineers - 73rd European Association of Geoscientists and Engineers Conference and Exhibition 2011 - Incorporating SPE EUROPEC 2011, vol. 7, pp. 5285–5289, 2011. http://earthdoc.eage.org/publication/publicationdetails/?publication=50883

 

Jetschny, S., Bohlen, T. & S. Heider: Realistic FD modeling of the tunnel environment for seismic tomography, First International Conference on Engineering Geophysics, Al Ain, United Arab Emirates, 2011. http://digbib.ubka.uni-karlsruhe.de/volltexte/1000028845

 

Przebindowska, A., Kurzmann, A., Köhn, D. & T. Bohlen: 2D acoustic FWT of marine streamer data: problems and data preprocessing, 73rd EAGE Conference & Exhibition, Vienna, 2011. http://earthdoc.eage.org/publication/publicationdetails/?publication=50643

 

Przebindowska, A., Kurzmann, A., Köhn, D. & T. Bohlen: 2D acoustic Full Waveform Tomography of marine streamer data: data preparation and choice of inversion strategies, 12th International Congress of the Brasilian Geophysical Society, SBGf, 2011. http://www.earthdoc.org/publication/publicationdetails/?publication=54926

 

Breitzke, M. & T. Bohlen: Modelling sound propagation in the Southern Ocean to estimate the acoustic impact of seismic research surveys on marine mammals, Geophysical Journal International, Vol. 181, No. 2, pp. 818–846, 2010. DOI: 10.1111/j.1365-246X.2010.04541.x

 

Jetschny, S., Bohlen, T. & D. De Nil: On the propagation characteristics of tunnel surface-waves for seismic prediction, Geophysical Prospecting, 2, 245-256, 2010. DOI: 10.1111/j.1365-2478.2009.00823.x

 

Köhn, D., De Nil, D., Przebindowska, A., Kurzmann, A. & T. Bohlen: 2D elastic full waveform tomography of synthetic marine reflection seismic data, Society of Petroleum Engineers - 72nd European Association of Geoscientists and Engineers Conference and Exhibition 2010 - Incorporating SPE EUROPEC 2010, vol. 7, pp. 4856–4860, 2010. http://www.earthdoc.org/publication/publicationdetails/?publication=39854

 

Jetschny, S., Bohlen, T. & D. De Nil: Detection of geological structures ahead of the tunnel construction using tunnel surface-waves, 72th EAGE Conference and Exhibition in Barcelona, Spain, 2010. http://digbib.ubka.uni-karlsruhe.de/volltexte/1000028844

 

Geerits, T.W., Tang, X., Hellwig, O. & Th. Bohlen: Multipole borehole acoustic theory: Source imbalances and the effects of an elastic logging tool, Journal of Applied Geophysics, in press., 2010. DOI: 10.1016/j.jappgeo.2009.10.004

 

Kurzmann, A., Köhn, D., Przebindowska A., Nguyen N. & T. Bohlen: Full Waveform Tomography – Performance and Optimization, 71st EAGE Conference & Exhibition, Extended Abstract, 2009.

 

Lüth, S., Rechlin, A.J., Giese, R., Tzavaras, J., Gross,  K., Buske, S., Jetschny, S., De Nil, D. & T. Bohlen: Seismic prediction ahead of a tunnel face Modeling, field surveys, geotechnical interpretation, International Journal of the Japanese Committee for Rock Mechanics, Vol. 4, Nr. 2., 2009. http://digbib.ubka.uni-karlsruhe.de/volltexte/1000028846

 

Jetschny, S., Bohlen, T. & D. De Nil: On the propagation characteristics of tunnel surface-waves for seismic prediction, submitted for publication in Geophysical Prospecting, 2008, http://www.wiley.com/bw/journal.asp?ref=0016-8025, 2008.

 

Lüth, S., Rechlins, A., Giese, R., Tzavaris, J., Groß, K., Buske, S., Jetschny, S., De Nil, D. & T. Bohlen: Seismic prediction ahead of a tunnel face - Modeling, field surveys, geotechnical interpretation, submitted for publication in the International Journal of the Japanese Committee for Rock Mechanics, 2008. http://digbib.ubka.uni-karlsruhe.de/volltexte/1000028846

 

Lüth, S., Giese, R., Otto, P., Krüger, K., Mielitz, S., Bohlen, T. & T. Dickmann: Seismic investigations of the Piora Basin using Swave conversions at the tunnel face of the Piora adit (Gotthard Base Tunnel), International Journal of Rock Mechanics and Mining Sciences, DOI: 10.1016/j.ijrmms.2007.03.003., 2008.

 

Bohlen, T., Lorang, U., Rabbel, W., Müller, C., Giese, R., Lüth, S. & S. Jetschny: Rayleigh-to-shear wave conversion at the tunnel face - from 3D-FD modeling to ahead-of-drill exploration, Geophysics, 72, No. 6, T67-T79, 2007. http://digbib.ubka.uni-karlsruhe.de/volltexte/1000028811

 

Lüth, S., Giese, R., Otto, P., Krüger, K., Mileitz, S., Bohlen, T. & T. Dickmann: Seismic investigations of the Piora Basin using S-wave conversions at the tunnel face of the Piora adit (Gotthard Base Tunnel), Int. J. Rock Mech. Mining Sc., 2007. DOI: 10.1016/j.ijrmms.2007.03.003

 

Pujol, J., Bohlen, T., Beilecke, T. & W. Rabbel: Multipathing and spectral modulation of the downgoing wave field in a complex crust: an example from the KTB (Germany) borehole, Geophysical Journal International, 169, 563-578, 2007. DOI: 10.1111/j.1365-246X.2007.03335.x

 

Essen, K., Bohlen, T., Friederich, W. & T. Meier: Modelling of Rayleigh-type seam waves in disturbed coal seams and around a coal mine roadway, Geophysical Journal International, 170, 511-526, 2007. DOI: 10.1111/j.1365-246X.2007.03436.x

 

Kugler, S., Bohlen, T., Forbriger, T., Bussat, S. & G. Klein: Scholte-wave tomography for shallow-water marine sediments, Geophysical Journal International, 168, 2, 551-570, 2007. DOI: 10.1111/j.1365-246X.2006.03233.x

 

Bohlen, T. & E.H. Saenger: Accuracy of heterogeneous staggered-grid finite-difference modeling of Rayleigh waves, Geophysics, Volume 71, No. 4, Pages T109-T115, 2006.

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Kugler, S., Bohlen, T., Bussat, S. & G. Klein: Variability of Scholte wave dispersion in shallow-water marine sediments, Journal of Environmental and Engineering Geophysics (JEEG), special edition on surface waves, volume 10, issue 2, pp 203-218, 2005. DOI: 10.2113/JEEG10.2.203

 

Klein, G., Bohlen, T.,  Theilen, F.,  Kugler, S. & T. Forbriger: Acquisition and inversion of dispersive seismic waves in shallow marine environments, Marine Geophysical Researches, Volume 26, Issue 2 - 4, Jun 2005, Pages 287 – 315, 2005. DOI: 10.1007/s11001-005-3725-6.

 

Pujol, J., Rydelek, P. & T. Bohlen: Detemination of the trajectory of a fireball using seismic network data, Bulletin of the Seismological Society of America (BSSA), Vol. 95, No. 4, p. 1496-1509, DOI: 10.1785/0120040155, 2005.

 

Rabbel, W., Beilecke, T., Bohlen, T., Fischer, D., Frank, A., Hasenclever, J., Borm, G., Kück, J., Brahm, G., Druiwenge, G., Lüschen, E., Gebrande, H., Pujol, J. & S. Smithson: Super-deep vertical seismic profiling at the KTB deep drill-hole (Germany)- Seismic close-up view of a major thrust zone down to 8.5 km depth, J. Geophys. Res., 109, B09309, DOI: 10.1029/2004JB00297109, 2004.

 

Saenger, E. & T. Bohlen: Finite-difference modeling of viscoelastic and anisotropic wave propagation using the rotated staggered grid, Geophysics, 69, No. 2, 583-591, 2004. http://geophysics.geoscienceworld.org/content/69/2/583.short

 

Bohlen, T., Kugler, S., Klein, G. & F. Theilen: 1.5-D Inversion of Lateral Variation of Scholte Wave Dispersion, Geophysics, 69, No. 2, 330-344, 2004. DOI:10.1190/1.1707052

 

Bohlen, T.: Parallel 3-D viscoelastic finite-difference seismic modelling, Computers@Geosciences, 28 (8) pp. 887-899, 2002. DOI: 10.1016/S0098-3004(02)00006-7

 

Müller, Cf., Milkereit, B., Bohlen, T. & F. Theilen: Towards high-resolution 3-D marine seismic surveying using Boomer sources, Geophysical Prospecting, 50, 5, 517-526, 2002. http://www.earthdoc.org/publication/publicationdetails/?publication=32929

 

Bohlen, T. , Rabbel, W. , Weiss, T. , Siegesmund, S. & M. Pohl: Recovering shear wave anisotropy of the lower crust: the influence of systematic errors on traveltime inversion, Pure appl. Geophys., 156, 123-138, 1999. http://link.springer.com/chapter/10.1007%2F978-3-0348-8670-3_7

 

Rabbel, W. , Siegesmund, S. , Weiss, T. , Pohl, M. & T. Bohlen: Shear wave anisotropy of laminated lower crust beneath Urach (SW Germany): a comparison with xenoliths and with exposed lower crustal sections Tectonophysics, 298, 337-365. 1998. DOI 10.1016/s0040-1951(98)00174-7.

 

Weiss, T. , Siegesmund, S. & T. Bohlen: Seismic, structural and petrological models of the subcrustal lithosphere in Southern Germany: A quantitative revaluation, Pure appl. Geophys., 156, 53-81, 1998. DOI: 10.1007/978-3-0348-8670-3_4

 

Weiss, T. , Siegesmund, S. , Rabbel, W. , Bohlen, T. & M. Pohl: Seismic velocities and anisotropy of the lower continental crust: a review Pure appl. Geophys., 156, 97-122, 1999. http://link.springer.com/article/10.1007%2Fs000240050291

 

Pohl, M. , Wenzel, F., Weiss, T., Siegesmund, S. Bohlen, T & W. Rabbel: Realistic Models of Anisotropic Laminated Lower Crust, Pure appl. Geophys., 156, 139-155., 1999 DOI: 10.1007/s000240050293

 

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Bücher, Beiträge zu Büchern

 

Milkereit, B., Adam, E., Li, Z., Qian, W., Bohlen, T., Banerjee, D., & D.R. Schmitt: Multi-offset vertical seismic profiling - an experiment to assess petrophysical scale parameters at the JAPEX/JNOC/GSC et al. Mallik 5L-38 gas hydrate production research well; in Scientific Results from the Mallik 2002 Gas Hydrate Production Research Well Program, Mackenzie Delta, Northwest Territories, Canada, (ed.) S.R. Dallimore and T.S: Collet; Geological Survey of Canada, Bulletin 585, 13p., 2004.

 

Bohlen, T.,  Analysis of Seismic Waves in the Presence of Small-Scale Strong Material Discontinuities, Habilitation (professorial dissertation), 2004. http://www.bibsonomy.org/bibtex/2e730e3a41340236cb98cb605f73756c5/nilsma

 

Bohlen, T., Müller, Cf. & B. Milkereit: Elastic wave scattering from massive sulfide orebodies: on the role of composition and shape,  in: Eaton, D., Milkereit, B. and Salisbury, M., Eds., Book on   Hardrock Seismic Exploration, SEG Developments in Geophysics series, No. 10., 2003

 

Adam, E., Bohlen, T. & B. Milkereit: Vertical seismic profiling at the Bell Allard orebody, Matagami, Quebec, in: Eaton, D., Milkereit, B. and Salisbury, M., Eds., Book on Hardrock Seismic Exploration, SEG Developments in Geophysics series, No. 10, 2003.

 

Duveneck, E., Müller, C. & T. Bohlen: Imaging of Orebodies with Vertical Seismic Profiling Data,  in: Challenges for the earth sciences in the 21st century, textbook, Springer Verlag, 2003. http://link.springer.com/chapter/10.1007%2F978-3-540-31563-6_8

 

Bohlen, T: Viskoelastische FD-Modellierung seismischer Wellen zur Interpretation gemessener Seismogramme, PhD thesis, Kiel University, 1998. http://www.researchgate.net/publication/35748306_Viskoelastische_FD-Modellierung_seismischer_Wellen_zur_Interpretation_gemessener_Seismogramme_

 

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