| Efficient injection of gas tracers into rivers: a tool to study surface water–groundwater interactions
Blanc, T., Peel, M., Brennwald, M. S., Kipfer, R., & Brunner, P. (2024). Efficient injection of gas tracers into rivers: a tool to study surface water–groundwater interactions. Water Research, 254, 121375 (11 pp.). https://doi.org/10.1016/j.watres.2024.121375 |
| Monitoring real time, in-line variations of noble gas concentrations during CO<sub>2</sub> capture operations by means of a portable mass spectrometer
Sundal, A., Weber, U. W., Brennwald, M. S., Ringrose, P., Enaasen Flø, N., Johnsen, K., … Kipfer, R. (2020). Monitoring real time, in-line variations of noble gas concentrations during CO2 capture operations by means of a portable mass spectrometer. In GHGT-14 proceedings. https://doi.org/10.2139/ssrn.3366166 |
| Lake surface cooling drives littoral-pelagic exchange of dissolved gases
Doda, T., Ramón, C. L., Ulloa, H. N., Brennwald, M. S., Kipfer, R., Perga, M. E., … Bouffard, D. (2024). Lake surface cooling drives littoral-pelagic exchange of dissolved gases. Science Advances, 10(4), eadi0617 (9 pp.). https://doi.org/10.1126/sciadv.adi0617 |
| Gas equilibrium membrane inlet mass spectrometry (GE-MIMS) for water at high pressure
Brennwald, M. S., Rinaldi, A. P., Gisiger, J., Zappone, A., & Kipfer, R. (2024). Gas equilibrium membrane inlet mass spectrometry (GE-MIMS) for water at high pressure. Geoscientific Instrumentation, Methods and Data Systems, 13(1) (8 pp.). https://doi.org/10.5194/gi-13-1-2024 |
| In-situ experiment reveals CO<sub>2</sub> enriched fluid migration in faulted caprock
Weber, U. W., Rinaldi, A. P., Roques, C., Wenning, Q. C., Bernasconi, S. M., Brennwald, M. S., … Kipfer, R. (2023). In-situ experiment reveals CO2 enriched fluid migration in faulted caprock. Scientific Reports, 13(1), 17006 (14 pp.). https://doi.org/10.1038/s41598-023-43231-6 |
| Quantifying carbon cycling across the groundwater-stream-atmosphere continuum using high-resolution time series of multiple dissolved gases
Wang, C., Brennwald, M. S., Xie, Y., McCallum, J. L., Kipfer, R., Dai, X., & Wu, J. (2023). Quantifying carbon cycling across the groundwater-stream-atmosphere continuum using high-resolution time series of multiple dissolved gases. Environmental Science and Technology, 57(36), 13487-13495. https://doi.org/10.1021/acs.est.3c03378 |
| Noble gases to analyse the physical mechanisms influencing arsenic dynamics in groundwater
Lightfoot, A. K. (2023). Noble gases to analyse the physical mechanisms influencing arsenic dynamics in groundwater [Doctoral dissertation, ETH Zürich]. https://doi.org/10.3929/ethz-b-000602341 |
| New experimental approaches enabling the continuous monitoring of gas species in hydrothermal fluids
Giroud, S., Tomonaga, Y., Brennwald, M. S., Takahata, N., Shibata, T., Sano, Y., & Kipfer, R. (2023). New experimental approaches enabling the continuous monitoring of gas species in hydrothermal fluids. Frontiers in Water, 4, 1032094 (10 pp.). https://doi.org/10.3389/frwa.2022.1032094 |
| Revisiting Mt Fuji’s groundwater origins with helium, vanadium and environmental DNA tracers
Schilling, O. S., Nagaosa, K., Schilling, T. U., Brennwald, M. S., Sohrin, R., Tomonaga, Y., … Kato, K. (2023). Revisiting Mt Fuji’s groundwater origins with helium, vanadium and environmental DNA tracers. Nature Water, 1, 60-73. https://doi.org/10.1038/s44221-022-00001-4 |
| Noble gases in aquitard provide insight into underlying subsurface stratigraphy and free gas formation
Lightfoot, A. K., Stopelli, E., Berg, M., Brennwald, M., & Kipfer, R. (2023). Noble gases in aquitard provide insight into underlying subsurface stratigraphy and free gas formation. Vadose Zone Journal, 22(1), e20232 (14 pp.). https://doi.org/10.1002/vzj2.20232 |
| Methods and benefits of measuring non-hydrocarbon gases from surface casing vents
Utting, N., Osadetz, K., Darrah, T. H., Brennwald, M. S., Mayer, B., & Lawton, D. (2023). Methods and benefits of measuring non-hydrocarbon gases from surface casing vents. International Journal of Environmental Science and Technology, 20(7), 5223-5240. https://doi.org/10.1007/s13762-022-04300-x |
| Mantle helium in pore fluids of deep-sea sediments around the Azores archipelago
Engelhardt, E., Tomonaga, Y., Brennwald, M. S., Maden, C., Hansteen, T. H., Schmidt, C., & Kipfer, R. (2022). Mantle helium in pore fluids of deep-sea sediments around the Azores archipelago. Chemical Geology, 608, 121038 (7 pp.). https://doi.org/10.1016/j.chemgeo.2022.121038 |
| New experimental tools to use noble gases as artificial tracers for groundwater flow
Brennwald, M. S., Peel, M., Blanc, T., Tomonaga, Y., Kipfer, R., Brunner, P., & Hunkeler, D. (2022). New experimental tools to use noble gases as artificial tracers for groundwater flow. Frontiers in Water, 4, 925294 (8 pp.). https://doi.org/10.3389/frwa.2022.925294 |
| Noble gas constraints on the fate of arsenic in groundwater
Lightfoot, A. K., Brennwald, M. S., Prommer, H., Stopelli, E., Berg, M., Glodowska, M., … Kipfer, R. (2022). Noble gas constraints on the fate of arsenic in groundwater. Water Research, 214, 118199 (11 pp.). https://doi.org/10.1016/j.watres.2022.118199 |
| Underground production of <sup>81</sup>Kr detected in subsurface fluids
Purtschert, R., Yokochi, R., Jiang, W., Lu, Z. T., Mueller, P., Zappala, J., … Onstott, T. C. (2021). Underground production of 81Kr detected in subsurface fluids. Geochimica et Cosmochimica Acta, 295, 65-79. https://doi.org/10.1016/j.gca.2020.11.024 |
| Noble gas tracers in gas streams at Norwegian CO<sub>2</sub> capture plants
Weber, U. W., Kipfer, R., Horstmann, E., Ringrose, P., Kampman, N., Tomonaga, Y., … Sundal, A. (2021). Noble gas tracers in gas streams at Norwegian CO2 capture plants. International Journal of Greenhouse Gas Control, 106, 103238 (11 pp.). https://doi.org/10.1016/j.ijggc.2020.103238 |
| Fault sealing and caprock integrity for CO<sub>2</sub> storage: an in situ injection experiment
Zappone, A., Rinaldi, A. P., Grab, M., Wenning, Q. C., Roques, C., Madonna, C., … Wiemer, S. (2021). Fault sealing and caprock integrity for CO2 storage: an in situ injection experiment. Solid Earth, 12(2), 319-343. https://doi.org/10.5194/se-12-319-2021 |
| Combined method of <sup>3</sup>H/<sup>3</sup>He apparent age and on-site helium analysis to identify groundwater flow processes and transport of perchloroethylene (PCE) in an urban area
Moeck, C., Popp, A. L., Brennwald, M. S., Kipfer, R., & Schirmer, M. (2021). Combined method of 3H/3He apparent age and on-site helium analysis to identify groundwater flow processes and transport of perchloroethylene (PCE) in an urban area. Journal of Contaminant Hydrology, 238, 103773 (13 pp.). https://doi.org/10.1016/j.jconhyd.2021.103773 |
| Noble gases in sediment pore water yield insights into hydrothermal fluid transport in the northern Guaymas Basin
Horstmann, E., Tomonaga, Y., Brennwald, M. S., Schmidt, M., Liebetrau, V., & Kipfer, R. (2021). Noble gases in sediment pore water yield insights into hydrothermal fluid transport in the northern Guaymas Basin. Marine Geology, 434, 106419 (9 pp.). https://doi.org/10.1016/j.margeo.2021.106419 |
| Quantifying groundwater recharge dynamics and unsaturated zone processes in snow‐dominated catchments via on‐site dissolved gas analysis
Schilling, O. S., Parajuli, A., Tremblay Otis, C., Müller, T. U., Antolinez Quijano, W., Tremblay, Y., … Therrien, R. (2021). Quantifying groundwater recharge dynamics and unsaturated zone processes in snow‐dominated catchments via on‐site dissolved gas analysis. Water Resources Research, 57(2), e2020WR028479 (24 pp.). https://doi.org/10.1029/2020WR028479 |