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Hamburg

Ivan Abakumov received his MSc from St. Petersburg University in 2013 and defended his Ph.D. thesis at the University of Hamburg in 2017. His research interests are time imaging, converted waves, time-lapse seismic, full waveform inversion, geophysical data processing and computer programming. Ivan is a student member of EAGE, SGE and SPE.

Niklas Ahlrichs is a M.Sc. student in geophysics at the University of Hamburg. His research interests focus on conflicting dips, diffractions and CRS.

Parsa Bakhtiari Rad received a B.Sc. in Mine Exploration Engineering from the Islamic Azad University, Iran, in 2005 and received a M.Sc. in Exploration Seismology in 2008 from the same university with a thesis title "Application of Karhunen-Loeve Filter in Multiple Attenuation Camparison with Radon Transform on Seismic Reflection Data". He also worked for almost three years as a Data Analyst in 2D/3D seismic data processing center of OEOC-CGG companies in Tehran and as a geophysicist in data acquisition fields for geophysical section of National Iranian Oil Company(NIOC) as well. In 2012, he enrolled at the University of Hamburg as a Ph.D. student in Geophysics, where he defended his thesis in 2016. His main research interest is processing and imaging of seismic diffractions.

Alexander Bauer received an M.Sc. in Geophysics from Hamburg University in 2014 and is currently a PhD student in the Hamburg WIT group. His research interests focus on seismic diffraction imaging and velocity model building. He is a member of DGG, EAGE and SEG.

Sergius Dell received his diploma (2009) and a Ph.D. (2012) in geophysics from the University of Hamburg. In 2012-2015, he worked at Fugro and CGG (UK). Since 2016 he has been self-employed. His key interests are least-squares seismic migration, multiple migration, travel-time tomography, diffraction processing, ray tracing, and dual-semblance analysis. He is a member of EAGE and SEG.

Leon Diekmann is a M.Sc. student in geophysics at the University of Hamburg. He received his B.Sc. in geophysics in 2016. His research interest is localization of passive seismic events.

Dirk Gajewski holds the chair of Applied Seismics at the University of Hamburg. Until 2006 he worked at the same institution as associate professor. He received a diploma in geophysics in 1981 from Clausthal Technical University and a Ph.D from Karlsruhe University in 1987. After his Ph.D, he spent two years at Stanford University and at the Center for Computational Seismology at the Lawrence Berkeley Lab in Berkeley, California. From 1990 until 1992, he worked as an assistant professor at Clausthal Technical University. His research interests include high-frequency asymptotic, seismic modeling, and processing of seismic data from isotropic and anisotropic media. Together with Ivan Psencík, he developed the ANRAY program package. He is a member of AGU, DGG, EAGE, and SEG, and served as Associate Editor for Geophysical Prospecting (section anisotropy). Since 2009 he is a member of the research committee of the EAGE. Besides his activities in WIT he is vice director of the Centre for Marine and Climate Research.

Martina Glöckner is a Ph.D. student at the University of Hamburg. Her research interests focus on time migration and demigration. She received her M.Sc. (2014) and B.Sc. (2012) in geophysics at the University of Hamburg. Topics of her work were the application of multiparameter stacking operators.

Carina Guntern received her B.Sc. in geophysics in 2013 with a Bachelor thesis on diffraction imaging with the CRS and i-CRS operator and her M.Sc. in 2016 for her work on diffraction imaging and multiparameter stacking operators.

Boris Kashtan obtained his MSc in theoretical physics from Lenigrad State University, USSR, in 1977. A PhD (1981) and a Habilitation (1989) were granted to Boris by the same University. He is Professor at St. Petersburg State University, Russia, and since 1996 Boris is head of the Laboratory for the Dynamics of Elastic Media. His research interests are in high frequency methods, seismic modeling, inversion, anisotropy, and imaging. He regularily visits Germany and spends from weeks to several month at the University of Hamburg every year.

Vladimir Kazei is a PhD student in geophysics at St. Petersburg State University, where he received BSc in mathematical physics (2009) and MSc in geophysics (2012). His research interests are seismic modeling, inversion and its quality control tools. Throughout visits to University of Hamburg Vladimir works on multiscale pseudo-spectral full waveform inversion. Vladimir is a student member of EAGE, SEG and SPE.

Lei Li received his B.Sc. in Earth Information Science and Technology in 2012 from Central South University. Now he is a Ph.D. student at the Institute of Acoustics, Chinese Academy of Sciences. His main research interests are seismic wave propagation and modeling, passive seismic location and imaging.

 

Manuel Lotze is a M.Sc. student in the Hamburg WIT group. He received his B.Sc in geophysics in 2016 with a thesis on 2D velocity model building, by utilizing diffractions for the NIP-wave tomography. His research interest is the improvement of the NIP-wave tomography in 3D.

Benjamin Schwarz received his diploma in Geophysics in August 2011 and his PhD in June 2015 from the University of Hamburg, Germany. He is currently a DFG (German Research Society) Research Fellow in the Department of Earth Sciences at the University of Oxford. His research interests revolve around seismic diffraction imaging, velocity model building and the interface between exploration and earthquake seismology using densely sampled active or passive acquisitions. He is currently a member of DGG, EAGE and SEG.

Ekkehart Tessmer received an MSc in 1983 in geophysics from Hamburg University and a PhD in 1990 from Hamburg University. Since 1990, he has been senior research scientist at the Institute of Geophysics at Hamburg University. Since 1994, he has a university staff position. His research interests include exploration seismology, seismic and electromagnetic wave propagation simulation, and migration. He is a member of DGG, EAGE, and SEG.

Anna Titova received her Bachelor's degree in Physics with distinction from St. Petersburg University in 2015. She continues her study in St. Petersburg University as a Master's student. Her research interests include diffraction imaging, diving waves, geophysical data processing and computer programming. Anna is a student member of EAGE, SEG and AGU.

Claudia Vanelle received her diploma in physics in 1997, her Ph.D. in 2002, and her habilitation and venia legendi in 2012 from the University of Hamburg. Since 1997 she has been a research associate at the University of Hamburg and since 1998 at the Institute of Geophysics in Hamburg, where she was raised to a senior tenured staff position in 2006. In 2002, she received the Shell She-Study-Award in appreciation of her Ph.D. thesis. Her scientific interests focus on true-amplitude migration, multiparameter stacking, ray method, and anisotropy. She is a member of DGG and SEG.
Since the coordination of the WIT consortium moved to Hamburg, she is in charge of all WIT administrative tasks including the organisation of the annual meetings as well as the annual report.

Manizheh Vefagh received a B.Sc. (2000) in Physics From K.N.Toosi University of Technology and an M.Sc. (2008) in Seismic From University of Tehran. She was a research assistant in research group of Prof. Javaherian (2011-2012). Since 2012 she was enrolled at University of Hamburg as a PhD student in Geophysics, where she defended her thesis in 2017. Her current research interest are CRS, CSP mapping and multiple attenuation.

Marie Voss received her B.Sc. in geophysics in 2013 with a Bachelor thesis on diffraction stacking using CRS and time-shifted i-CRS operator, and her M.Sc. in 2017 for her work on multiparameter stacking operators and the improvement of diffraction imaging.

Tobias Werner is a M.Sc. student in the Hamburg WIT group and received his B.Sc. in geophysics in 2016 with a thesis on 2D NIP wave tomography. He is currently working on 3D velocity model building.

Jan Walda received his B.Sc. (2011), M.Sc. (2013) and Ph.D. (2016) in geophysics from the University of Hamburg, Germany. His current research involves optimization problems and consequent parameter estimation as well as diffraction imaging. He is a member of DGG, EAGE and SEG.

Sophia Wißmath received her B.Sc. in geophysics in 2013 with a thesis on coherence measurements in seismic velocity analysis, and her M.Sc. in 2016 for her work on multiparameter stacking operators.

Yujiang ’Lucas’ Xie received his B.Sc. (2010) from China University of Mining and Technology, Beijing (CUMTB), and his M.Sc. (2013) from Lanzhou University (LZU). Since 2014 he started his Ph.D. at the Institute of Geophysics, University of Hamburg (UHH). He is currently working on 3D CRS with global optimization, 5D interpolation and regularization and 3D wavefront tomography.

Yan Yang received her B.Sc. (2007) majoring in Mathematics from Huaibei Coal-mine Normal University, Anhui, China and her M.Sc. (2012) in Geophysics from China University of Petroleum, Beijing (CUPB), China. Since October 2012 she has been enrolled as a Ph.D. student in Geophysics at the University of Hamburg. Her research interests focus on prestack partial time migration and demigration. In January 2017, she defended her Ph.D.~thesis.

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