Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | German English |
| Veröffentlicht: |
Freiburg i. Br.
Institut für Hydrologie, Univ. Freiburg
2008
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| Schriftenreihe: | Freiburger Schriften zur Hydrologie
27 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Mit dt. und engl. Zsfassung |
| Beschreibung: | VI, 105 S. Ill., graph. Darst., Kt. |
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| 245 | 1 | 0 | |a Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes |c Marc Schwientek |
| 264 | 1 | |a Freiburg i. Br. |b Institut für Hydrologie, Univ. Freiburg |c 2008 | |
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Datensatz im Suchindex
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| adam_text | FREIBURGER SCHRIFTEN ZUR HYDROLOGIE BAND 27 MARC SCHWIENTEK
BIOGEOCHEMICAL CHARACTERIZATION OF THE GROUNDWATER SYSTEM AT THE TEST
FIELD SCHEYERN USING ENVIRONMENTAL ISOTOPES 2008 INSTITUT FUR HYDROLOGIE
DER UNIVERSITAT FREIBURG I. BR. TABLE OF CONTENTS ABSTRACT ILL
ZUSAMMENFASSUNG IV 1 INTRODUCTION AND PURPOSE OF THE STUDY 1 1.1 STATE
OF THE ART 1 1.2 OBJECTIVES AND APPROACH 2 2 STUDY SITE 4 2.1 GEOLOGICAL
BACKGROUND : . 5 2.2 CLIMATE 6 2.3 HYDROLOGY AND HYDROGEOLOGY 7 3
THEORETICAL BACKGROUND 9 3.1 DENITRIFICATION 9 3.1.1 BIOCHEMICAL ASPECTS
OF DENITRIFICATION 9 3.1.2 ENVIRONMENTAL IMPLICATIONS OF DENITRIFICATION
11 3.2 GROUND WATER DATING 12 3.2.1 USE OF TRITIUM FOR TRANSIT TIME
MODELLING 14 3.2.2 USE OF CFCS FOR TRANSIT TIME MODELLING 16 3.3 STABLE
ISOTOPES 18 4 METHODS 22 4.1 GROUNDWATER SAMPLING 22 4.2 DRILLING AND
DRILL CORE SAMPLING 23 4.3 LABORATORY ANALYSES 24 4.3.1 GROUNDWATER
HYDROCHEMISTRY 24 4.3.2 TRITIUM AND CFCS IN GROUNDWATER 24 4.3.3
ISOTOPIC COMPOSITION OF GROUNDWATER NITRATE AND SULFATE 25 4.3.4 S IN
SULFATE OF POREWATER FROM THE DRILL CORE 25 4.3.5 SULFUR ANALYSES OF THE
DRILL CORE 25 4.3.6 TOTAL ORGANIC CARBON (TOC) ANALYSES OF THE DRILL
CORE 25 4.3.7 IRON ANALYSES OF THE DRILL CORE 26 4.4 MICROCOSM
EXPERIMENTS 26 5 GROUNDWATER DATING 29 5.1 RESULTS 29 5.1.1 MULTILEVEL
WELL II 29 5.1.1.1 MODELLING BASED ON 3 H 29 5.1.1.2 MODELLING BASED ON
CFCS 32 5.1.2 MULTILEVEL WELL VII 33 5.2 DISCUSSION 36 5.2.1
VERIFICATION WITH GASEOUS TRACERS 40 5.3 CONCLUDING REMARKS 42 6
BIOGEOCHEMICAL ANALYSES OF FIELD SAMPLES 43 6.1 RESULTS 43 6.1.1
MULTILEVEL GROUNDWATER SAMPLING 43 6.1.1.1 PHYSICO-CHEMICAL PARAMETERS
43 6.1.1.2 ISOTOPIC COMPOSITIONS OF GROUNDWATER NITRATE AND SULFATE 45
6.1.2 SULFATE ISOTOPES IN SURFACE WATER BODIES 46 6.1.3 DRILL CORE
ANALYSES 47 6.1.3.1 SULFUR 47 6.1.3.2 IRON AND ORGANIC CARBON 48 6.2
DISCUSSION 49 6.2.1 DENITRIFICATION 49 6.2.2 PYRITE OXIDATION 53 6.2.3
COUPLING OF BIOGEOCHEMICAL PROCESSES 57 6.3 CONCLUDING REMARKS 59 7
MICROBIOLOGICAL EXPERIMENTS 60 7.1 RESULTS 60 7.1.1 CHEMICAL IRON
PRECIPITATION 60 7.1.2 MICROCOSMS 61 7.2 DISCUSSION 66 7.3 CONCLUDING
REMARKS 69 8 GENERAL DISCUSSION 70 8.1 BIOGEOCHEMICAL PROCESSES AND
CONTROLS 70 8.2 ELECTRON SHUTTLING FROM PYRITE TO NITRATE 73 8.3 TESTING
THE HYPOTHESIS 75 8.4 CONSTRAINTS FOR LABARATORY EXPERIMENTS 77 9
CONCLUSIONS AND OUTLOOK 78 LIST OF SYMBOLS AND ABBREVIATIONS 80
REFERENCES 83 ACKNOWLEDGEMENTS 98 ANNEX... 99 II
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| illustrated | Illustrated |
| indexdate | 2024-07-09T21:30:36Z |
| institution | BVB |
| language | German English |
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| physical | VI, 105 S. Ill., graph. Darst., Kt. |
| publishDate | 2008 |
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| publisher | Institut für Hydrologie, Univ. Freiburg |
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| series | Freiburger Schriften zur Hydrologie |
| series2 | Freiburger Schriften zur Hydrologie |
| spelling | Schwientek, Marc Verfasser aut Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes Marc Schwientek Freiburg i. Br. Institut für Hydrologie, Univ. Freiburg 2008 VI, 105 S. Ill., graph. Darst., Kt. txt rdacontent n rdamedia nc rdacarrier Freiburger Schriften zur Hydrologie 27 Mit dt. und engl. Zsfassung Zugl.: Freiburg (Breisgau), Univ., Diss., 2008 Biogeochemie (DE-588)4125243-3 gnd rswk-swf Tertiärhügelland (DE-588)4340670-1 gnd rswk-swf Grundwasser (DE-588)4022369-3 gnd rswk-swf Scheyern (DE-588)4052306-8 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Scheyern (DE-588)4052306-8 g Tertiärhügelland (DE-588)4340670-1 s Grundwasser (DE-588)4022369-3 s Biogeochemie (DE-588)4125243-3 s DE-604 Freiburger Schriften zur Hydrologie 27 (DE-604)BV011313464 27 HEBIS Datenaustausch Darmstadt application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=017097978&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Schwientek, Marc Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes Freiburger Schriften zur Hydrologie Biogeochemie (DE-588)4125243-3 gnd Tertiärhügelland (DE-588)4340670-1 gnd Grundwasser (DE-588)4022369-3 gnd |
| subject_GND | (DE-588)4125243-3 (DE-588)4340670-1 (DE-588)4022369-3 (DE-588)4052306-8 (DE-588)4113937-9 |
| title | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes |
| title_auth | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes |
| title_exact_search | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes |
| title_full | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes Marc Schwientek |
| title_fullStr | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes Marc Schwientek |
| title_full_unstemmed | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes Marc Schwientek |
| title_short | Biogeochemical characterization of the groundwater system at the Test Field Scheyern using environmental isotopes |
| title_sort | biogeochemical characterization of the groundwater system at the test field scheyern using environmental isotopes |
| topic | Biogeochemie (DE-588)4125243-3 gnd Tertiärhügelland (DE-588)4340670-1 gnd Grundwasser (DE-588)4022369-3 gnd |
| topic_facet | Biogeochemie Tertiärhügelland Grundwasser Scheyern Hochschulschrift |
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