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ICOS ATC 14C Release analysed by ICOS CRL from Zeppelin (15.0 m)

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2017-12-20–2024-01-19
11676/ofjRI6yE2GKwpW7bp08bXweW (link)

The ICOS Central Radiocarbon Laboratory (CRL) central task is the high-precision measurement of the ¹⁴C content in atmospheric CO₂. The ¹⁴CO₂ activity is determined for grab samples (flask) as well as for two-week integrated ambient air samples. Two ¹⁴CO₂ analytical techniques are applied in the CRL: Accelerator Mass Spectrometry (AMS) in collaboration with the CEZA laboratory in Mannheim, Germany (Lux, 2019), and Low-Level gas proportional Counting (LLC) (Kromer & Münnich, 1992). The comparability of both measurement techniques is continuously monitored and was documented in Hammer et al. (2017)

Lux, J. T. (2018). A new target preparation facility for high precision AMS measurements and strategies for efficient ¹⁴CO₂ sampling (Doctoral dissertation). DOI: https://doi.org/10.11588/heidok.00024767

Kromer, B., & Münnich, K. O. (1992). CO₂ gas proportional counting in radiocarbon dating—review and perspective. Radiocarbon after four decades, 184-197. DOI: https://doi.org/10.1007/978-1-4757-4249-7_13

Hammer, S., Friedrich, R., Kromer, B., Cherkinsky, A., Lehman, S. J., Meijer, H. A., ... & Uchida, M. (2017). Compatibility of Atmospheric ¹⁴CO₂ Measurements: Comparing the Heidelberg Low-Level Counting Facility to International Accelerator Mass Spectrometry (AMS) Laboratories. Radiocarbon, 59(3), 875-883. DOI: https://doi.org/10.1017/RDC.2016.62

See also CEZA laboratory: https://www.ceza.de/en

Lund Myhre, C., Platt, S., Hermansen, O., Lunder, C. (2026). ICOS ATC 14C Release analysed by ICOS CRL from Zeppelin (15.0 m), 2017-12-20–2024-01-19, ICOS RI, https://hdl.handle.net/11676/ofjRI6yE2GKwpW7bp08bXweW
BibTex
@misc{https://hdl.handle.net/11676/ofjRI6yE2GKwpW7bp08bXweW,
  author={Lund Myhre, Cathrine and Platt, Stephen Matthew and Hermansen, Ove and Lunder, Chris},
  title={ICOS ATC 14C Release analysed by ICOS  CRL from Zeppelin (15.0 m), 2017-12-20–2024-01-19},
  year={2026},
  url={https://hdl.handle.net/11676/ofjRI6yE2GKwpW7bp08bXweW},
  publisher={Atmosphere Thematic Centre},
  copyright={http://meta.icos-cp.eu/ontologies/cpmeta/icosLicence},
  pid={11676/ofjRI6yE2GKwpW7bp08bXweW}
}
RIS
TY - DATA
T1 - ICOS ATC 14C Release analysed by ICOS  CRL from Zeppelin (15.0 m), 2017-12-20–2024-01-19
ID - 11676/ofjRI6yE2GKwpW7bp08bXweW
PY - 2026
UR - https://hdl.handle.net/11676/ofjRI6yE2GKwpW7bp08bXweW
PB - Atmosphere Thematic Centre
AU - Lund Myhre, Cathrine
AU - Platt, Stephen Matthew
AU - Hermansen, Ove
AU - Lunder, Chris
ER - 
ICOS_ATC_L2_L2-2026.1_ZEP_15.0_779_14C.zip
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Acquisition

2017-12-20 09:29:00
2024-01-19 08:30:00
15.0

Production

2026-07-01 20:14:19

Previewable variables

Name Value type Unit Quantity kind Preview
TIMESTAMP time instant, UTC
IntegrationTime integration time day cardinal number Preview
14C Δ14C per mil ratio Preview
WeightedStdErr weighted standard error of Δ¹⁴C per mil ratio Preview
NbPoints number of points cardinal number Preview
Flag quality flag

Statistics

0
0

Submission

2026-07-01 20:14:19
2026-07-01 20:14:19

Technical information

R, U, O
zip
a1f8d123ac84d862b0a56edba74f1b5f07965acf01638717863d1c22bcb8ea6a
ofjRI6yE2GKwpW7bp08bXweWWs8BY4cXhj0cIry46mo
Lat: 78.9072, Lon: 11.8867, Alt: 474.0 m
14CO2 ICOS