Diploma thesis in Physics submitted by Florian Freundt born in ...

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Measuring annual variation of soil atmosphere composition focusing on the effect of oxygen depletion on noble gas partial pressures This diploma thesis was carried out by Florian Freundt at the Institute of Environmental Physics under the supervision of Prof. Dr. Werner Aeschbach-Hertig
Page 1: Faculty of Physics and Astronomy He
Page 7 and 8: Contents Abstract 4 Contents 6 1 In
Page 9: CONTENTS CONTENTS 5.5.1 Effects of
Page 12 and 13: 1 Introduction on the pressure grad
Page 15 and 16: Chapter 2 Theory 2.1 Noble gas temp
Page 17 and 18: 2 Theory 2.1. Noble gas temperature
Page 25 and 26: 2 Theory 2.2. Physical processes an
Page 27 and 28: 2 Theory 2.2. Physical processes an
Page 29 and 30: 2 Theory 2.3. Soil atmosphere compo
Page 31 and 32: 2 Theory 2.3. Soil atmosphere compo
Page 33: 2 Theory 2.3. Soil atmosphere compo
Page 36 and 37: 3.1. Setup of the sampling sites 3
Page 38 and 39: 3.1. Setup of the sampling sites 3
Page 40 and 41: 3.2. Sampling methods 3 Sampling si
Page 42 and 43: 3.2. Sampling methods 3 Sampling si
Page 44 and 45: 4.1. Mass spectrometry of He, Ne, A
Page 46 and 47: 4.2. On site measurement of O2, CO2
Page 49 and 50: Chapter 5 Results 5.1 Radon 222 Rn
Page 51 and 52: 5 Results 5.3. O2 and CO2 profiles
Page 53 and 54:
5 Results 5.3. O2 and CO2 profiles
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5 Results 5.4. Borehole sealing �
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5 Results 5.5. Noble gases 5.4.2 Si
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5 Results 5.5. Noble gases 3 He [%
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5 Results 5.5. Noble gases 20 Ne (2
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Chapter 6 Discussion The O2 and CO2
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6 Discussion � � � � ��
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6 Discussion F 20 Ne F 84 Kr 1.04 1
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6 Discussion using a software solut
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Chapter 8 Outlook Though it was suc
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Appendix A Calculations A.1 Gas sam
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A Calculations A.2. Mass spectromet
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Appendix B Data Table B.1: Paramete
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B Data Table B.4: Calculated values
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B Data Table B.6: Results of the vo
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B Data Table B.9: Complete dataset
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B Data Table B.11: Complete dataset
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Figure C.2: Taking samples at Site
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C Additional plots and figures Figu
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O 2 [Vol%] CO 2 [Vol%] O 2 + CO 2 [
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3 He (2m) [% atm. air] 3 He (4m) [%
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3 He (1m) [% atm. air] 3 He (3m) [%
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10 10 Theoretical expectation as de
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F 3 He F 22 Ne F 84 Kr 1.10 1.05 1.
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Besondere Merkmale des Biogasmonito
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HIGHLY PRECISE DIGITAL MANOMETER PR
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BIBLIOGRAPHY BIBLIOGRAPHY [Benson a
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BIBLIOGRAPHY BIBLIOGRAPHY [Liu et a
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BIBLIOGRAPHY BIBLIOGRAPHY [Stute an
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Erklärung: Ich versichere, dass ic
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