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ICOS ATC 14C Release analysed by ICOS CRL from Schauinsland (12.0 m)

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2015-09-28–2026-01-05
11676/s8rvHhlnrvCyBTQZsTjl_I88 (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

Schmidt, M., Blessing, C., Hoheisel, A., Meinhardt, F. (2026). ICOS ATC 14C Release analysed by ICOS CRL from Schauinsland (12.0 m), 2015-09-28–2026-01-05, ICOS RI, https://hdl.handle.net/11676/s8rvHhlnrvCyBTQZsTjl_I88
BibTex
@misc{https://hdl.handle.net/11676/s8rvHhlnrvCyBTQZsTjl_I88,
  author={Schmidt, Martina and Blessing, Cornelia and Hoheisel, Antje and Meinhardt, Frank},
  title={ICOS ATC 14C Release analysed by ICOS  CRL from Schauinsland (12.0 m), 2015-09-28–2026-01-05},
  year={2026},
  url={https://hdl.handle.net/11676/s8rvHhlnrvCyBTQZsTjl_I88},
  publisher={Atmosphere Thematic Centre},
  copyright={http://meta.icos-cp.eu/ontologies/cpmeta/icosLicence},
  pid={11676/s8rvHhlnrvCyBTQZsTjl_I88}
}
RIS
TY - DATA
T1 - ICOS ATC 14C Release analysed by ICOS  CRL from Schauinsland (12.0 m), 2015-09-28–2026-01-05
ID - 11676/s8rvHhlnrvCyBTQZsTjl_I88
PY - 2026
UR - https://hdl.handle.net/11676/s8rvHhlnrvCyBTQZsTjl_I88
PB - Atmosphere Thematic Centre
AU - Schmidt, Martina
AU - Blessing, Cornelia
AU - Hoheisel, Antje
AU - Meinhardt, Frank
ER - 
ICOS_ATC_L2_L2-2026.1_SSL_12.0_779_14C.zip
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Acquisition

2015-09-28 00:00:00
2026-01-05 08:35:00
12.0

Production

2026-07-01 20:14:15

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 20:14:16
2026-07-01 20:14:16

Technical information

R, U, O
zip
b3caef1e1967aef0b2053419b138e5fc8f3c0d6784059d7b4cc5b779126acca0
s8rvHhlnrvCyBTQZsTjl/I88DWeEBZ17TMW3eRJqzKA
Lat: 47.9167, Lon: 7.9166, Alt: 1205.0 m
14CO2 ICOS