Zobrazeno 1 - 10
of 234
pro vyhledávání: '"A. E. Popa"'
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 2687-2705 (2024)
Measurements of the clumped isotope anomalies (Δ13CDH3 and Δ12CD2H2) of methane have shown potential for constraining methane sources and sinks. At Utrecht University, we use the Thermo Scientific Ultra high-resolution isotope-ratio mass spectromet
Externí odkaz:
https://doaj.org/article/d2501c21c2704ec4a89dd07fb7f0c4ee
Autor:
L. Kirago, Ö. Gustafsson, S. M. Gaita, S. L. Haslett, M. J. Gatari, M. E. Popa, T. Röckmann, C. Zellweger, M. Steinbacher, J. Klausen, C. Félix, D. Njiru, A. Andersson
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 14349-14357 (2023)
Carbon monoxide (CO) concentrations in the troposphere are decreasing globally, with Africa as an exception. Yet, the region is understudied, with a deficit of ground-based observations and highly uncertain CO emission inventories. This paper reports
Externí odkaz:
https://doaj.org/article/cbbde4f044c14e4490a2dafd50665d95
Autor:
R. Vernooij, U. Dusek, M. E. Popa, P. Yao, A. Shaikat, C. Qiu, P. Winiger, C. van der Veen, T. C. Eames, N. Ribeiro, G. R. van der Werf
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 2871-2890 (2022)
Landscape fires are a significant contributor to atmospheric burdens of greenhouse gases and aerosols. Although many studies have looked at biomass burning products and their fate in the atmosphere, estimating and tracing atmospheric pollution from l
Externí odkaz:
https://doaj.org/article/94da3d0d457544a0ad971ad5d32c15e9
Autor:
J. J. D. Hooghiem, M. E. Popa, T. Röckmann, J.-U. Grooß, I. Tritscher, R. Müller, R. Kivi, H. Chen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 13985-14003 (2020)
Wildfires emit large quantities of aerosols and trace gases, which occasionally reach the lower stratosphere. In August 2017, several pyro-cumulonimbus events injected a large amount of smoke into the stratosphere, observed by lidar and satellites. S
Externí odkaz:
https://doaj.org/article/07e60925082f44dc9aaf05ac53dfbd62
Autor:
H. D. Lee, C. P. Kaluarachchi, E. S. Hasenecz, J. Z. Zhu, E. Popa, E. A. Stone, A. V. Tivanski
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 2033-2042 (2019)
Understanding the impact of sea spray aerosol (SSA) on the climate and atmosphere requires quantitative knowledge of their chemical composition and mixing states. Furthermore, single-particle measurements are needed to accurately represent large part
Externí odkaz:
https://doaj.org/article/ad3663f6eaac4eadb6f8f6dd0802e8ed
Autor:
Silvana M. DĂNĂILĂ-GUIDEA, Elena DELIAN, Paul-Alexandru POPESCU, Mihaela-Cristina DRĂGHICI, Gabriela-Lucica MĂRGĂRIT, Elisabeta E. POPA, Ioana-Cătălina NICOLAE, Liliana BĂDULESCU
Publikováno v:
Notulae Botanicae Horti Agrobotanici Cluj-Napoca, Vol 49, Iss 2 (2021)
The use of light-emitting diodes (LEDs) in vegetable species is one of the technological procedures applied to improve the spectral composition of light in protected areas, as well as to stimulate plant growth, obtaining high values of production and
Externí odkaz:
https://doaj.org/article/f3721d762be04c0588fa6eaa580c3d26
Autor:
C. Vasile, M. Rapa, M. Stefan, M. Stan, S. Macavei, R. N. Darie-Nita, L. Barbu-Tudoran, D. C. Vodnar, E. E. Popa, R. Stefan, G. Borodi, M. Brebu
Publikováno v:
eXPRESS Polymer Letters, Vol 11, Iss 7, Pp 531-544 (2017)
Plasticized poly(lactic acid) (PLA) samples with embedded Cu-doped ZnO powder functionalized with Ag nanoparticles composites were prepared by melt blending processing technique. The effect of ZnO:Cu/Ag nanoparticles on the properties of plasticized
Externí odkaz:
https://doaj.org/article/b02370461baa441c92c4ff3a86871385
Autor:
Jianli Zeng, Tingshan Zhang, Mihai E. Popa, Yongdong Wang, Xi Zhang, Liqin Li, Yuanyuan Xu, Ning Lu, Xiaoqing Zhang
The coal-bearing Xujiahe Formation is the upmost Triassic lithological units in Sichuan Basin, Southwest China, where located in east Neo-Tethyan margin during the late Triassic. More than 30 years core drill and outcrop investigation of Xujiahe Form
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::20343deea9fc3db58638ffcefadc3f3c
https://doi.org/10.5194/egusphere-egu23-12439
https://doi.org/10.5194/egusphere-egu23-12439
Autor:
Leonard Kirago, Örjan Gustafsson, Samuel M. Gaita, Sophie L. Haslett, Michael J. Gatari, Marie E. Popa, Thomas Röckmann, Christoph Zellweger, Martin Steinbacher, Jörg Klausen, Christian Félix, David Njiru, August Andersson
Publikováno v:
eISSN
arbon monoxide (CO) concentrations in the troposphere are decreasing globally, with Africa as an exception. Yet, the region is understudied, with a deficit of ground-based observations and highly uncertain CO emission inventories. This paper reports
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb434189b63f6a959499ea9e4c226a59
https://egusphere.copernicus.org/preprints/2023/egusphere-2023-728/
https://egusphere.copernicus.org/preprints/2023/egusphere-2023-728/
Autor:
Leonard Kirago, Örjan Gustafsson, Samuel M. Gaita, Sophie L. Haslett, Michael J. Gatari, Marie E. Popa, Thomas Röckmann, Christoph Zellweger, Martin Steinbacher, Jörg Klausen, Christian Félix, David Njiru, August Andersson
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9913244ecda42d2057265683256ea159
https://doi.org/10.5194/egusphere-2023-728-supplement
https://doi.org/10.5194/egusphere-2023-728-supplement