Zobrazeno 1 - 10
of 63
pro vyhledávání: '"K. Zeyer"'
Autor:
G. Lazzari, A. Münger, L. Eggerschwiler, D. Borda-Molina, J. Seifert, A. Camarinha-Silva, S. Schrade, M. Zähner, K. Zeyer, M. Kreuzer, F. Dohme-Meier
Publikováno v:
Journal of Dairy Science, Vol 106, Iss 10, Pp 6816-6833 (2023)
ABSTRACT: This study investigated the effects of acacia (extract of Acacia mearnsii) and sainfoin (Onobrychis viciifolia) as condensed tannin (CT)-rich sources on ruminal and manure methane (CH4) emissions in comparison with non-CT silages characteri
Externí odkaz:
https://doaj.org/article/f7315525e79343a5bd6ecf6fe4f9fa17
N2O isotopocule measurements using laser spectroscopy: analyzer characterization and intercomparison
Autor:
S. J. Harris, J. Liisberg, L. Xia, J. Wei, K. Zeyer, L. Yu, M. Barthel, B. Wolf, B. F. J. Kelly, D. I. Cendón, T. Blunier, J. Six, J. Mohn
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 2797-2831 (2020)
For the past two decades, the measurement of nitrous oxide (N2O) isotopocules – isotopically substituted molecules 14N15N16O, 15N14N16O and 14N14N18O of the main isotopic species 14N14N16O – has been a promising technique for understanding N2O pr
Externí odkaz:
https://doaj.org/article/aa652c2b399f4441aea27ee00d87c768
Autor:
B. Tuzson, K. Zeyer, M. Steinbacher, J. B. McManus, D. D. Nelson, M. S. Zahniser, L. Emmenegger
Publikováno v:
Atmospheric Measurement Techniques, Vol 6, Iss 4, Pp 927-936 (2013)
A quantum cascade laser based absorption spectrometer for continuous and direct measurements of NO and NO2 was employed at the high-altitude monitoring site Jungfraujoch (3580 m a.s.l., Switzerland) during a three-month campaign in spring/summer 2012
Externí odkaz:
https://doaj.org/article/47a02c08c27a4c18a987e055b3e85cdc
Publikováno v:
Atmospheric Measurement Techniques, Vol 3, Iss 6, Pp 1519-1531 (2010)
Fast response optical analyzers based on laser absorption spectroscopy are the preferred tools to measure field-scale mixing ratios and fluxes of a range of trace gases. Several state-of-the-art instruments have become commercially available and are
Externí odkaz:
https://doaj.org/article/cc33667e33b24570a4c06dadc05ea42e
Publikováno v:
Biogeosciences, Vol 4, Iss 5, Pp 927-939 (2007)
Nitrous oxide fluxes were measured at the Lägeren CarboEurope IP flux site over the multi-species mixed forest dominated by European beech and Norway spruce. Measurements were carried out during a four-week period in October–November 2005 during l
Externí odkaz:
https://doaj.org/article/2c3f2ba310a7498cabe9273729e34852
Publikováno v:
Chemical Engineering Transactions, Vol 23 (2010)
Abstract preview not available - see full-text PDF article.
Externí odkaz:
https://doaj.org/article/8fa699921bf14d989aa5d1e5a28e6b81
Akademický článek
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Akademický článek
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Autor:
K. Zeyer, Martins Zaumanis, Maria Chiara Cavalli, Martin Arraigada, S.A. Wyss, Lily D. Poulikakos
Publikováno v:
Journal of Cleaner Production. 237:117679
This paper reports a comprehensive study on application of performance-based design method for design of 100% recycled asphalt wearing course mixture and demonstrates the performance of the optimum composition from mechanical, traffic safety and envi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6c75c81a73d712267b5a432c00cd163b
https://doi.org/10.1016/j.jclepro.2019.117679
https://doi.org/10.1016/j.jclepro.2019.117679
Publikováno v:
Waste management (New York, N.Y.). 32(8)
We describe the first long-term implementation of the radiocarbon (¹⁴C) method to study the share of biogenic (%Bio C) and fossil (%Fos C) carbon in combustion CO₂. At five Swiss incinerators, a total of 24 three-week measurement campaigns were
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::21b93fc5378c97386c4e72bb3a47bab4
https://pubmed.ncbi.nlm.nih.gov/22542859
https://pubmed.ncbi.nlm.nih.gov/22542859