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Physico-chemical processes in seawater saturated subduction zone sediments [Elektronische Ressource] : an experimental approach / vorgelegt von Andre Hüpers


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Physico-chemical processes in seawater-saturated subduction zone sediments - an experimental approach Dissertation zur Erlangung des Doktorgrades der Naturwissenschaften am Fachbereich Geowissenschaften der Universität Bremen vorgelegt von Andre Hüpers Bremen, Mai 2009 TABLE OF CONTENTS ITable of contents ABSTRACT 1 ZUSAMMENFASSUNG 3 CHAPTER 1: INTRODUCTION 6 1.1 Motivation 6 1.2 Outline of the PhD project 7 CHAPTER 2: SEDIMENTS AT CONVERGENT MARGINS 9 2.1 Sediment subduction 9 2.2 Dewatering of subducted sediments 10 2.3 Water-rock interaction 15 2.4 Synthesis and implications for seismogenesis 17 CHAPTER 3: THE GEOLOGY OF THE NANKAI MARGIN 19 CHAPTER 4: MANUSCRIPT 1 23 The thermal influence on the consolidation state of underthrust sediments from the Nankai margin and its implications for excess pore pressure CHAPTER 5: MANUSCRIPT 2 48 Ramifications of high in-situ temperatures for laboratory testing and inferred stress states of unlithified sediments – a case study from the Nankai margin CHAPTER 6: MANUSCRIPT 3 62 The interaction of underthrust sediments with seawater – an approach by hydrothermal consolidation testing CHAPTER 7: CONCLUSIONS AND OUTLOOK 97 ACKNOWLEDGEMENTS 99 REFERENCES NOT CITED IN THE MANUSCRIPTS 101 APPENDIX 110 ERKLÄRUNG 166 ABSTRACT 1AbstractAt convergent margins the plate boundary thrust frequently produces high magnitude earthquakes.



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Published 01 January 2009
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