University of Hamburg - to research, to teach, to educate and form, to homepage
Institute of Geophysics

Photo: WIT Consortium

Papers in peer-reviewed journals

2019

  • Ashfaq Ahmed, K., Dell, S., Benjamin Schwarz, Gajewski, D., and Ettrich, N. (2019), 3-D seismic imaging in crystalline rock environments: An approach based on diffraction focusing: Journal of Applied Geophysics and Engineering, 165, 49-59.
  • Bauer, A., Schwarz, B., Werner, T., and Gajewski, D. (2019), Unsupervised event identification and tagging for diffraction focusing: Geophysical Journal International, 217(3):2165–2176.
  • Dell, S., Abakumov, I., Znak, P., Gajewski, D., Kashtan, B., and Ponomarenko, A. (2019), On the rule of diffractions in velocity model building: a full-waveform inversion example, Studia Geophysica et Geodaetica, 63(4):538-553.
  • Dell, S., Hoelker, A., and Gajewski, D. (2019), Using seismic diffractions for assessment of tectonic overprint and fault interpretation: Geophysics, 84(1), IM1-IM8.
  • Diekmann, L., Schwarz, B., Bauer, A., and Gajewski, D. (2019), Source localisation and joint velocity model building using wavefront attributes: Geophysical Journal International, 219(2):995-1007.
  • Glöckner, M., Dell, S., Schwarz, B., Vanelle, C., and Gajewski, D. (2019), Velocity-estimation improvements and migration/demigration using the common-reflection surface with continuing deconvolution in the time domain: Geophysics, 84(4):S229-S238.
  • Glöckner, M, Walda, J., Dell, S., and Gajewski, D. (2019), Imaging without offset using 3D P-cable data and CRS method: Geophysical Journal International, 219, 1876–1884.
  • Xi, Y., and Gajewski, D. (2019), Reliability of data-driven wavefront attributes in laterally heterogeneous media: Geophysics, 84(3), O49–O62.
  • Yuyang Tan Y., Li, L., Gajewski, D., Walda, J., Xie, Y., and Zhao, Z. (2019), Waveform-based microseismic location using stochastic optimization algorithms: A parameter tuning workflow: Computers and Geosciences, 124, 115-127.

2018

  • Bakhtiari Rad, P., Gajewski, D., and Macelloni, L. (2018), Diffraction separation based on the projected first Fresnel zone: Journal of Geophysics and Engineering, 15(6), 2507-2515.
  • Bakhtiari Rad, P., Schwarz, B., Vanelle, C., and Gajewski, D. (2018), Common-reflection-surface-based prestack diffraction separation and imaging: Geophysics, 83, S47-S55.
  • Dell, S., Hoelker, A., and Gajewski, D. (2018), Utilizing seismic diffractions for assessment of tectonic overprint and fault interpretation: Geophysics, 84(1), IM1-IM9.
  • Li, L., Becker, D., Chen, H., Wang, X., and Gajewski, D. (2018), A systematic analysis of correlation-based seismic location methods: Geophysical Journal International, 212, 659-678.
  • Vanelle, C., Abakumov, I., and Gajewski, D. (2018), Wavefront attributes in anisotropic media: Geophysical Journal International, 214, 430-443.
  • Xi, Y., and Gajewski, D. (2018), 3D wavefront attribute determination and conflicting dip processing: Geophysics, 83(6), V325-V343.

2017

  • Bauer, A., Schwarz, B., and Gajewski, D. (2017), Utilizing diffractions in wavefront tomography: Geophysics, 82, R65-R73.
  • Li, L., Becker, D., Chen, H., Wang, X., and Gajewski, D. (2017), A systematic analysis of correlation- based seismic location methods: Geophysical Journal International, 212, 659–678.
  • Schwarz, B., and Gajewski, D. (2017), The two faces of NMO: The Leading Edge, 36, 512-517.
  • Schwarz, B., and Gajewski, D. (2017), A generalized view on normal moveout: Geophysics, 82, V335-V349.
  • Schwarz, B., and Gajewski, D. (2017), Accessing the diffracted wavefield by coherent subtraction: Geophysical Journal International, 211, 45-49.
  • Walda, J., and Gajewski, D. (2017), Determination of wavefront attributes by differential evolution in the presence of conflicting dips: Geophysics, 82, V229-V239.
  • Walda, J., Schwarz, B., and Gajewski, D. (2017), A competitive comparison of multiparameter stacking operators: Geophysics, 82, V275-V283.
  • Xi, Y., and Gajewski, D. (2017), 5-D interpolation with wave-front attributes: Geophysical Journal International, 211, 897-919.

2016

  • Bauer, A., Schwarz, B. and Gajewski, D. (2016), Enhancement of prestack diffraction data and attributes using a traveltime decomposition approach: Studia Geophysica et Geodaetica, 60(3), 471-486.
  • Schwarz, B., Bauer, A. and Gajewski, D. (2016), Passive seismic source localization via common-reflection-surface attributes: Studia Geophysica et Geodaetica, 60(3), 531-546.

2015

  • Ahmed, K.A., Schwarz, B., Gajewski, D. (2015), Application of the 3D common-reflection-surface stack workflow in a crystalline rock environment: Geophysical Prospecting, 63, 990-998.
  • Kazei, V.V., Kashtan, B.M., Troyan, V.N., Tessmer, E. (2015), Pseudo-spectral full-waveform inversion: Seismic Technologies, 2, 18-28.

2014

  • Dell, S., Gajewski, D., Tygel, M. (2014), Image-ray Tomography: Geophysical Prospecting, 62, 413-426.
  • Schwarz, B., Vanelle, C., Gajewski, D., Kashtan, B. (2014), Curvatures and inhomogeneities: an improved common-reflection-surface approach: Geophysics, 79, S231-S240.

2013

  • Dell, S., Pronevich, A., Kashtan, B., Gajewski, D. (2013), Diffraction traveltime approximation for general anisotropic media: Geophysics, 78, WC15-WC23.
  • Gajewski, D., Vanelle, C., Bakulin, A., Al-Dajani, A. (2013), Seismic anisotropy in oil and gas exploration and development - Introduction: Geophysics, 78, WC1-WC2.
  • Vanelle, C., Gajewski, D. (2013), True-amplitude Kirchhoff depth migration in anisotropic media: the traveltime-based approach: Geophysics, 78, WC33-WC39.

2012

  • Brink, H.-J., Gajewski, D., Baykulov, M., Yoon, M.-K. (2012), Moho, Basin dynamics, salt stock family development, and hydrocarbon system examples of the North German Basin revisited by applying seismic common reflection surface processing: in K.E. Peters, D.J. Curry, and M. Kacewicz, eds., Basin Modeling: New Horizons in Research and Applications: AAPG Hedberg Series, 4, 71-86.
  • Dell, S., Gajewski, D., Vanelle, C. (2012), Prestack time migration by common-migrated-reflector-element stacking: Geophysics, 77, S73-S82.
  • Psencik, I., Farra, V., Tessmer, E. (2012), Comparison of the FORT approximation of the coupling ray theory with the Fourier pseudospectral method: Studia Geophysica et Geodaetica, .

2011

  • Baykulov, M., Dümmong, S., and Gajewski, D. (2011), From time to depth with CRS attributes: Geophysics, 76, S151-S155.
  • Dell, S., Gajewski, D. (2011), Common-reflection-surface-based workflow for diffraction imaging: Geophysics, 76, S187.
  • Tessmer, E. (2011), Using the rapid expansion method for accurate time-stepping in modeling and reverse-time migration: Geophysics, 76, S177.

2010

  • Hübscher, C., Hansen, M.B., Triñanes, S. P., Lykke-Andersen, H., and Gajewski, D.,2(010), Structure and evolution of the Northeastern German Basin and its transition onto the Baltic Shield: Marine and Petroleum Geology, 27, 923-939.

2009

  • Baykulov, M., Brink, H.-J., Gajewski, D., and Yoon M.-K. (2009), Revisiting the structural setting of the Glueckstadt Graben salt stock family, North German Basin: Tectonophysics, .
  • Baykulov, M. and Gajewski, D. (2009), Prestack seismic data enhancement with partial common-reflection-surface (CRS) stack: Geophysics, 74, no. 3, V49-V58.
  • Duemmong, S., Meier, K., Gajewski, D. and Huebscher, C (2009), Comparison of prestack stereotomography and NIP-wave tomography for velocity model building: Instances from the Messinian Evaporites: Geophysics, 73, p. VE291-VE302.
  • Gajewski, D., Sommer, K., Vanelle, C., and Patzig, R. (2009), Influence of models on seismic-event localization: Geophysics, 74, p. WB55-WB61.
  • Vanelle, C. and Gajewski, D. (2009), Application of Snell's law in weakly anisotropic media: Geophysics, 74, p. WB147-WB152.

2008

  • Bayer, U., Brink, H.-J., Gajewski, D., Littke, R. (2008), Characteristics of complex intracontinental sedimentary basins: Dynamics of Complex Intracontinental Basins, Springer, p. 1-14.
  • Bayer, U., Gajewski, D., Littke, R. (2008), Sedimentary Basin Evolution: Subsidence, Salt Dynamics, Fluid Flow and Deformation: Int. J. Earth Sci., 97, p. 883-886.
  • Baykulov, M., Brink, H.-J., Gajewski, D., and Yoon M.-K. (2008), Revisiting the structural setting of the Glueckstadt Graben salt stock family, North German Basin: Tectonophysics, .
  • Duemmong, S., Meier, K., Gajewski, D. and Huebscher, C. (2008), Comparison of prestack stereotomography and NIP-wave tomography for velocity model building: Instances from the Messinian Evaporites: Geophysics, 73, p. VE291-VE302.
  • Krawczyk, C.M., Rabbel, W., Willert, S., Hese, F., Goetze, H.-J., Gajewski, D. (2008), Crustal structures and properties in the Central European Basin System from geophysical evidence: Dynamics of Complex Intracontinental Basins, Springer, p. 67-96.
  • Yoon, M.-K., Baykulov, M., Duemmong S., Brink, H.-J., Gajewski, D. (2008), New insights into the crustal structure of the North German Basin from reprocessing of seismic reflection data using the Common Reflection Surface stack: Int J Earth Sci (Geol Rundsch), 97, p. 887-898.
  • Yoon, M.-K., Baykulov, M., Duemmong S., Brink, H.-J., Gajewski, D. (2008), Reprocessing of deep seismic reflection data from the North German Basin with the Common Reflection Surface stack: Tectonophysics, .

2007

  • Gjoystdal, H., Iversen, E., Lecomte, L., Kaschwich, T., Drottning, A and Mispel, J. (2007), Improved applicability of ray tracing in seismic acquisition, imaging, and interpretation: Geophysics, 72, p. SM261-SM271.

2006

  • Hansen, M.B., Scheck-Wenderoth, M., Lykke-Andersen, H., Hübscher, Ch., Dehghani, A., Hell, B., and Gajewski, D. (2006), Basin evolution of the northern part of the Northeast German Basin - insight from a 3D structural model: Tectonophysics, 437, 1-16.
  • Netzeband, G., Gohl, K., Huebscher, C., Ben-Avraham, Z., Dehghani, A., Gajewski, D., and Liersch, P. (2006), The Levantine Basin - crustal structure and origin: Tectonophysics, 418, p. 178-188.
  • Netzeband, G., Huebscher, C., and Gajewski, D. (2006), The structural evolution of the Messinian Evaporites in the Levantine Basin: Marine Geology, 230, p. 249-273.
  • Vanelle, C., Dettmer, J., and Gajewski, D (2006), Second-order interpolation of later-arrival traveltimes: Geophysical Prospecting, 54, p. 167-176.
  • Vanelle, C., Spinner, M., Hertweck, T., Jaeger, C., and Gajewski, D. (2006), Traveltime-based true-amplitude migration: Geophysics, 71, p. S251-259.

2005

  • Bak Hansen, M., Lykke-Andersen, H., Dehghani, A., Gajewski, D., Hübscher, C., Olesen, M., and Reicherter, K. (2005), The Mesozoic-Cenozoic structural framework of the Bay of Kiel area, western Baltic Sea, International Journal of Earth Sciences, 94, 1070-1082.
  • Coman, R., and Gajewski, D. (2005), Traveltime computation by wavefront-oriented ray tracing,:Geophysical Prospecting, 53, 23-36.
  • Ehrhardt, A., Hübscher, C., Ben-Avraham, Z. and Gajewski, D. (2005), Seismic study of pull-apart induced sedimentation and deformation in the Northern Gulf of Aqaba (Elat): Tectonophysics, 396, 59-79.
  • Ehrhardt, A., Hübscher, C., and Gajewski, D. (2005), Conrad Ocean Deep, Northern Red Sea: Transtension Basin within the Axial Depression: Tectonophysics, 411, 19-40.
  • Gajewski, D., and Tessmer, E. (2005), Reverse modelling for seismic event characterization: Geophys. J. Int., 163, p. 276-284.
    Gradmann, S., Hübscher, C., Ben-Avraham, Z., Gajewski, D., and Netzeband, G. (2005), Salt tectonic off northern Israel: Marine and Petroleum Geology, 22, 597-611.
  • Hansen, B.M., Lykke Anderson, H., Dehghani, A., Gajewski, D., Hübscher, C., Olesen, M., and Reicherter, K. (2005), The Mesozoic - Cenozoic structural framework of the Bay of Kiel area, western Baltic Sea: International Journal of Earth Sciences 94(5-6), 1070-1082.
  • Kaiser, A., Reicherter, K., Hübscher, C., and Gajewski, D. (2005), Variations of the present-day stress field within the North German Basin - insights from thin shell FE-modeling based on residual GPS-velocities: Tectonophysics, 397, 55-72.
  • Littke, R., Bayer, U., and Gajewski, D. (2005), Dynamics of sedimentary basins: the example of the Central European Basin system:  International Journal of Earth Sciences, 94, 779-781.
  • Netzeband, G.L., Hübscher, C., Gajewski, D., Grobys, J.W.G., and Bialas, J. (2005), Seismic velocities from the Yaquina Forearc Basin off Peru: Evidence for free gas within the gas hydrate stability zone: International Journal of Earth Sciences, 94, 420-432.

2004

  • Coman, R. and Gajewski, D. (2004), Traveltime computation by wavefront-oriented ray tracing: Geophysical Prospecting, 53, p. 23-36.
  • Menyoli, E.M., Gajewski, D., and Huebscher, C. (2004), Imaging of complex basin structures with the CRS stack method: Geophys. J. Int., 157, p. 1206-1216.

2003

  • Gajewski, D., Vanelle, C., and Psencík, I. (2003), Preface: Advances in Seismic Anisotropy, special issue: J. Appl. Geophys., 54, 161.
  • Maystrenko Yu., Stovba S., Stephenson R., Bayer U., MenyoliE., Gajewski D., Huebscher Ch., Rabbel W., Saintot A., Starostenko V., Thybo H., and Tolkunov, A. (2003), Crustal-scale pop-up structure in cratonic lithosphere: DOBRE deep seismic reflection study of the Donbas fold belt, Ukraine: Geology, 31, 733-736.
  • Soukina, S.M., Gajewski, D., and Kashtan, B.M. (2003), Traveltime computation for 3-D anisotropic media by a finite-difference perturbation method: Geophysical Prospecting, 51, 431-441.
  • Vanelle, C. and Gajewski, D. (2003), Determination of geometrical spreading from traveltimes: Journal of Applied Geophysics, 54, 391-400.

2002

  • DOBREflection and DOBREfraction Working Groups, 2002. DOBRE studies evolution of inverted intra-cratonic rifts in Ukraine: EOS, 83, 323-326.
  • Gajewski, D., Coman, R., and Vanelle, C. (2002), Amplitude Preserving Kirchhoff migration: a Traveltime Based Strategy: Studia geophysica et geodaetica, 46, 193-211.
  • Vanelle, C. and Gajewski, D. (2002), Second-order interpolation of traveltimes: Geophysical Prospecting, 50, 73-83.
  • Vanelle, C. and Gajewski, D. (2002), True amplitude migration weights from traveltimes: Pure and Applied Geophysics, 159, 1583-1599 .

2001

  • Ettrich, N., Gajewski, D., and Kashtan, B. (2001), Reference ellipsoides for anisotropic media: Geophysical Prospecting, 49, p. 321-334.
  • Vanelle, C. and Gajewski, D. (2001), Determining the optimum migration aperture from traveltimes: Journal of Seismic Exploration, 10, p. 205-224.

2000

  • Groenenboom, J. and Falk, J. (2000), Scattering by hydraulic fractures: Finite-difference modeling and laboratory data: Geophysics, 65, p. 612-622.
  • Tessmer, E. (2000), Seismic finite-difference modeling with spatially varying time steps: Geophysics, 65, p. 1290-1293.

1999

  • Gajewski, D., Lambrecht, A., Oncken, O. (1999), An Attempt to Integrate Reflection Seismics and Balanced Profiles: Pure Appl. Geophys., 156, 1/2, p. 207-232.
  • Leidenfrost, A., Ettrich, N., Gajewski, D., Kosloff, D. (1999), Comparison of Six Methods for Computing Travel Times: Geophysical Prospecting, 47, p. 269-297.
  • Rabbel, W., Gajewski, D. (1999), Foreword: Seismic Exploration of the Deep Continental Crust: Pure Appl. Geophys., 156, 1/2, p. 1-6.

1998

  • Ettrich, N., Gajewski, D. (1998), Traveltime computation by perturbation with FD-eikonal solvers in isotropic and weakly anisotropic media: Geophysics, 63, p. 1066-1078.
  • Falk, J., Tessmer, E., Gajewski, D. (1998), Efficient Finite-Difference Modelling of Seismic Waves Using Locally Adjustable Time Step Sizes: Geophysical Prospecting, 46, p. 603-613.
  • Psencik, I., Gajewski, D. (1998), Polarization, phase velocity and NMO velocity of qP-waves in arbitrary weakly anisotropic media: Geophysics, 63, p. 1754-1766.
  • Sun, J., Gajewski, D. (1998), On the computation of true-amplitude weighting functions: Geophysics, 63, p. 1648-1651.
  • Zillmer, M., Gajewski, D., Kashtan, B.M. (1998), Anisotropic reflection coefficients for a weak-contrast interface: Geophysical Journal International, 132, p. 159-166.
  • Zillmer, M., Kashtan, B.M., Gajewski, D. (1998), Quasi-isotropic approximation of ray theory for anisotropic media: Geophysical Journal International, 132, p. 643-653.

1997

  • Sun, J. and Gajewski, D. (1997), True-amplitude common shot migration revisited: Geophysics, 63, 1250-1259.
  • Zillmer, M., Gajewski, D., and Kashtan, B.M. (1997), Plane wave reflection coefficients for two weakly anisotropic elastic halfspaces in welded contact: Proceedings of the 30th seminar 'Day on Diffraction', 140-148.
  • Zillmer, M., Gajewski, D., and Kashtan, B.M. (1997), Reflection coefficients for weak anisotropic media: Geophysical J. Int., 129, 389-398.

1996

  • Ettrich, N. and Gajewski, D. (1996), Wavefront construction in smooth media for pre-stack depth migration: Pageoph, 148, 3/4, p. 481-502.
  • Falk, J., Tessmer, E., Gajewski, D. (1996), Tube Wave Modelling by the Finite-Difference Method with Varying Grid Spacing: PAGEOPH, 148, 1/2, p. 77-93.

1995

  • KRISP Working Group (1995), Group takes a fresh look at the Lithosphere underneath southern Kenya: EOS, Transactions, AGU, 76, No. 8.
  • Tessmer, E. (1995), 3-D seismic modeling of general material anisotropy in the presence of the free surface by a Chebychev spectral method: Geophysical Journal International, 121, p. 557-575.

1994

  • Gajewski, D., Schulte, A., Riaroh, D., and Thybo, H. (1994), Deep seismic sounding in the area of the Turkana Depression, northern Kenya Rift: Tectonophysics, 236, 165-178.
  • Mechie, J., Keller, G.R., Gaciri, S., Prodehl, C., and Gajewski,D. (1994), Crustal structure beneath the Kenya Rift from axial profile data: Tectonophysics, 236, 179-200.

1993

  • Gajewski, D. (199),. Radiation from point sources in general anisotropic media: Geophys. J. Int., 113, 229-317.

1992

  • Achauer, U., Maguire, P.K.H., Mechie, J., Green, W.V., and KRISPWorking Group (1992) Some remarks on the structure and geodynamics of the Kenya Rift: Tectonophysics, 257-268.
  • Gajewski, D., and Psencík, I. (1992), Vector wave fields for weakly attenuating anisotropic media by the ray method: Geophysics, 57, 27-38.

1991

  • KRISP Working Party (1991), Large scale variations in lithospheric structure along and across the Kenya Rift: Nature, 354, 223-227.

1990

  • Gajewski, D., Fuchs, K., Stangl, R., and Sandmeyer, K.-J. (1990), A new constraint on the composition of the topmost continatal mantle - Anomalously different depth increases of P- and S- velocity: Geophys. J. Int., 103, 497-508.
  • Gajewski, D., and Psencík, I. (1990), Vertical seismic profile synthetics by dynamic ray tracing in laterally varying layered anisotropic structures: J. Geophys. Res., 95, 11301-11316.
  • Zeis, S., Gajewski, D., and Prodehl, C. (1990), Crustal structure of southern Germany from seismic refraction data: Tectonophysics, 176, 59-86.

1989

  • Gajewski, D. (1989) Compressional- and shear-wave velocity models of the Schwarzwald derived from seismic refraction data: in The German Deep Drilling Program, Emmermann, R., Wohlenberg, J. (Eds.), Springer, Heidelberg, 363-383.

1988

  • Gajewski, D., and Psencík, I. (1988), Ray synthetic seismograms for a 3-D anisotropic lithospheric structure: Phys. Earth Planet. Interiors, 51, 1-23.
  • Holbrook, W.S., Gajewski, D., Krammer, A., and Prodehl, C. (1988), An interpretation of wide angle compressional and shear wave data in Southwest Germany: Poisson's ratio and petrological implications: J. Geophys. Res., 93, 12081-12106.

1987

  • Fuchs., K., Bonjer, K.-P., Gajewski, D., Lüschen, E., Prodehl,C.,Sandmeier, K.-J., and Wenzel, F. (1987), Crustal evolution of the Rhinegraben area I: Exploring the lower crust by unified geophysical experiments: Tectonophysics, 141, 261-275.
  • Gajewski, D., Holbrook, W.S., and Prodehl, C. (1987), Combined seismic reflection and refraction profiling in Southwest Germany - detailed velocity mapping by the refraction survey: Geophys. J. R. astr. Soc., 89, 333-338.
  • Gajewski, D., Holbrook, W.S., and Prodehl, C. (1987), A threedimensional crustal model of Southwest Germany derived from refraction-seismic data: Tectonophysics, 142, 49-70.
  • Gajewski, D., and Prodehl, C. (1987), Seismic-refraction investigation of the Black Forest: Tectonophysics, 142, 27-48.
  • Gajewski, D., and Psencík, I. (1987), High frequency seismic wave fields in laterally inhomogeneous anisotropic media: Geophys. J. R. astr. Soc., 91, 383-411.
  • Holbrook, W.S., Gajewski, D., and Prodehl, C. (1987), Shear-wave velocity and Poisson's ratio structure of the upper lithospere in Southwest Germany: Geophys. Res. Lett., 14, 231-234.

1986

1985

  • Gajewski, D., and Prodehl, C. (1985), Crustal structure beneath the Swabian Jura, SW-Germany, from seismic refraction investigations: J. Geophys., 56, 69-80.

1984

1983

  • Baier, B., Berckhemer, H., Gajewski, D., Green, R.W.,Grimsel,Ch., and Vees, R. (1983), Deep seismic sounding in the area of the Damara-Orogen, Namibia, South West Africa, in: Intracontinental Fold Belts, Martin, H., Eder, F.W.,(Hrsg.), Springer Verlag, Berlin, 885-900.