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Biogeochemical data of sediment cores taken from Hornsund Fjord, Svalbard, in...
Between 2019 and 2022 three sediment cores HH14-897-MF-GC (2014), He519_2-3 (2018), and He560_26-2 (2020) were analyzed using biogeochemical markers to assess organic carbon... -
Percentage of the polar fraction in intact polar lipids of sediment core HH14...
Intact polar lipids (IPLs) were extracted by a modified Bligh and Dyer extraction. The total lipid extract was seperated via column chromatography (activated Si-column).... -
Percentage of the polar fraction in intact polar lipids of sediment core HE56...
Intact polar lipids (IPLs) were extracted by a modified Bligh and Dyer extraction. The total lipid extract was seperated via column chromatography (activated Si-column).... -
Percentage of the polar fraction in intact polar lipids of sediment core HE51...
Intact polar lipids (IPLs) were extracted by a modified Bligh and Dyer extraction. The total lipid extract was seperated via column chromatography (activated Si-column).... -
Intact polar lipid concentrations of sediment core HH14-897-GC-MF
Intact polar lipids (IPLs) were extracted by a modified Bligh and Dyer extraction. The total lipid extract was seperated via column chromatography (activated Si-column).... -
Intact polar lipid concentrations of sediment core HE560_26-2
Intact polar lipids (IPLs) were extracted by a modified Bligh and Dyer extraction. The total lipid extract was seperated via column chromatography (activated Si-column).... -
Intact polar lipid concentrations of sediment core HE519_2-3
Intact polar lipids (IPLs) were extracted by a modified Bligh and Dyer extraction. The total lipid extract was seperated via column chromatography (activated Si-column).... -
GDGT concentrations of sediment core HH14-897-GC-MF
GDGT concentrations were extracted and purified with wet chemical methods (details in publication) and quantified by an internal standard (C46) using a GC-MS -
Fatty acid concentrations of sediment core HH14-897-GC-MF
Fatty acid concentrations were extracted and purified with wet chemical methods (details in publication) and quantified by an internal standard (19-MA) using a GC-FID. -
Surface DIC age model of Hornsund Fjord
Surface DIC radiocarbon-values were estimated using Finite-volumE Sea ice-Ocean Model FESOM255 equipped with radiocarbon56 (neglecting marine biological processes). -
Petrogenic OC used for biosynthesis of sediment core HH14-897-GC-MF
Based on the CSRD obtained by AMS the contribution of fossil OC (F14C=0; [%]) used for bacterial membrane lipid synthesis (IPL-FA) was calculated using an isotope mass balance.... -
Petrogenic OC used for biosynthesis of sediment core HE560_26-2
Based on the CSRD obtained by AMS the contribution of fossil OC (F14C=0; [%]) used for bacterial membrane lipid synthesis (IPL-FA) was calculated using an isotope mass balance.... -
Petrogenic OC used for biosynthesis of sediment core HE519_2-3
Based on the CSRD obtained by AMS the contribution of fossil OC (F14C=0; [%]) used for bacterial membrane lipid synthesis (IPL-FA) was calculated using an isotope mass balance.... -
Compound specific radiocarbon data of IPL-FAs of sediment core HH14-897-GC-MF
Lipid biomarker were extracted using a modified Bligh and Dyer (1959) approach. IPLs (and n-alkanes) were separated and purified using wet chemical preparations (details in... -
Compound specific radiocarbon data of IPL-FAs of sediment core HE560_26-2
Lipid biomarker were extracted using a modified Bligh and Dyer (1959) approach. IPLs (and n-alkanes) were separated and purified using wet chemical preparations (details in... -
Compound specific radiocarbon data of IPL-FAs of sediment core HE519_2-3
Lipid biomarker were extracted using a modified Bligh and Dyer (1959) approach. IPLs (and n-alkanes) were separated and purified using wet chemical preparations (details in... -
Lipid biomarker indices of sediment core HH14-897-GC-MF
Lipid biomarker indices:- Carbon preference index (CPI) calculated after Bray and Evans (1961) - Branched and Isoprenoid Tetraether (BIT) Index calculated after Hopmans et al.... -
Lipid biomarker indices of sediment core HE560_26-2
Lipid biomarker indices:- Carbon preference index (CPI) calculated after Bray and Evans (1961) - Branched and Isoprenoid Tetraether (BIT) Index calculated after Hopmans et al.... -
Lipid biomarker indices of sediment core HE519_2-3
Lipid biomarker indices:- Carbon preference index (CPI) calculated after Bray and Evans (1961) - Branched and Isoprenoid Tetraether (BIT) Index calculated after Hopmans et al.... -
Lipid biomarker concentrations of n-alkanes of sediment core HH14-897-GC-MF
n-alkanes concentrations were extracted and purified with wet chemical methods (details in publication) and quantified by an internal standard (squalene) using a GC-FID
