Brand, Caroline; Kaul, Norbert; Lösing, Mareen; Gohl, Karsten (2025): Thermal conductivities for geothermal heat flow estimates, cruise PS134 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.984029, In: Brand, C et al. (2025): Geothermal heat flow data collected during PS134 [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.984026
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Published: 2025-08-05 • DOI registered: 2025-08-18
Abstract:
Thermal conductivities were measured on split sediment cores from cruise PS134 in the Bellingshausen Sea using the KD2 Decagon Thermal Properties Analyzer. The obtained values were corrected for ambient laboratory temperatures and used for geothermal heat flow estimates.
Related to:
Brand, Caroline; Kaul, Norbert; Gohl, Karsten (2025): Influence of Transient Bottom Water Temperature Variations on Geothermal Heat Flow Measurements From the Bellingshausen Sea, West Antarctica, and the Baltic Sea. Journal of Geophysical Research: Oceans, 130(8), e2024JC022034, https://doi.org/10.1029/2024JC022034
Gohl, Karsten (2023): The Expedition PS134 of the Research Vessel POLARSTERN to the Bellinghausen Sea in 2022/2023. Berichte zur Polar- und Meeresforschung = Reports on Polar and Marine Research, 777, 181 pp, https://doi.org/10.57738/BzPM_0777_2023
Funding:
Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven (AWI), grant/award no. AWI_PS134_02: Marine Geophysics - Geothermal Heat Flow
Coverage:
Median Latitude: -72.242111 * Median Longitude: -77.705563 * South-bound Latitude: -73.587950 * West-bound Longitude: -82.960040 * North-bound Latitude: -69.990080 * East-bound Longitude: -72.946540
Date/Time Start: 2023-01-21T22:40:34 * Date/Time End: 2023-02-23T00:38:21
Minimum DEPTH, sediment/rock: 0.04 m * Maximum DEPTH, sediment/rock: 3.91 m
Event(s):
PS134_19-3 * Latitude: -72.566507 * Longitude: -73.244320 * Date/Time: 2023-01-21T22:40:34 * Elevation: -619.6 m * O2A Registry URI: https://registry.o2a-data.de/items/3165 * Location: Bellingshausen Sea * Campaign: PS134 (WAIS_BELL) * Basis: Polarstern * Method/Device: Gravity corer (GC) * Comment: 5m
PS134_20-5 * Latitude: -72.868805 * Longitude: -72.946540 * Date/Time: 2023-01-22T07:43:17 * Elevation: -674.6 m * O2A Registry URI: https://registry.o2a-data.de/items/3165 * Location: Bellingshausen Sea * Campaign: PS134 (WAIS_BELL) * Basis: Polarstern * Method/Device: Gravity corer (GC) * Comment: 5m
PS134_21-2 * Latitude: -72.866064 * Longitude: -73.008741 * Date/Time: 2023-01-22T12:34:14 * Elevation: -667.9 m * O2A Registry URI: https://registry.o2a-data.de/items/3165 * Location: Bellingshausen Sea * Campaign: PS134 (WAIS_BELL) * Basis: Polarstern * Method/Device: Gravity corer (GC) * Comment: 8m
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | Gohl, Karsten | |||
| 2 | LATITUDE | Latitude | Gohl, Karsten | Geocode | ||
| 3 | LONGITUDE | Longitude | Gohl, Karsten | Geocode | ||
| 4 | DEPTH, sediment/rock | Depth sed | m | Gohl, Karsten | Geocode | |
| 5 | Conductivity, thermal | k | W/m/K | Gohl, Karsten | Thermal properties analyzer, Decagon, KD2 | corrected for ambient laboratory temperature |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Size:
95 data points