Zobrazeno 1 - 10
of 2 441
pro vyhledávání: '"maar"'
Publikováno v:
Tendencias del Mercado del Arte. Mar2020, Issue 131, p50-53. 4p.
Autor:
Boris Chako-Tchamabé, Bodo Weber, Merlin Gountié Dedzo, Jules Tamen, Jhoanna Silis-Esquivel, Karoly Nemeth
Publikováno v:
Solid Earth Sciences, Vol 9, Iss 4, Pp 100214- (2024)
Alchichica Maar is in the eastern sector of the Trans-Mexican Volcanic Belt, where volcanics range from basalts to rhyolites, with 87Sr/86Sr and 143Nd/144Nd values between 0.70293 to 0.70447 (εSr = −21.1 to −4.5) and 0.512733 to 0.512949 (εNd =
Externí odkaz:
https://doaj.org/article/36ff27ddd9834bd8baf53d71a9e6396e
Akademický článek
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Publikováno v:
Volcanica, Vol 6, Iss 2, Pp 415-436 (2023)
The Lamongan Volcanic Field (LVF), East Java, Indonesia, has experienced numerous maar eruptions, producing varied properties and morphologies of ash particles. This study conducted textural, morphometric, and geochemical analyses of the juvenile par
Externí odkaz:
https://doaj.org/article/7eb5aa252af64c42b684cb86a17f6909
Publikováno v:
Quaternary, Vol 7, Iss 3, p 33 (2024)
Recent technological advancements in spectral imaging core-scanning techniques have proved to be a promising tool to study lake sediments at extremely high resolution. We used this novel analytical approach to scan core AU3 of the Pleistocene Auel ma
Externí odkaz:
https://doaj.org/article/561709ddab134f18af98140cd6378912
Autor:
Luc Achille Ziem A Bidias, Sahada Mouchili Nguegni, Dieudonné Charles Isidore Ilouga, Hermine Suzinie Kenna, Amidou Moundi, Pierre Kamgang
Publikováno v:
International Journal of Geoheritage and Parks, Vol 11, Iss 3, Pp 365-384 (2023)
This study was conducted in Kouoptamo, located in the Noun Plain in Western Cameroon, with the main objective of inventorying and evaluating the geological heritage, and promoting the protection and geoconservation of geosites, and their use in geoto
Externí odkaz:
https://doaj.org/article/00dbb13e3b2a415e898dc048e16f58f0
Autor:
Yuki Yasuda
Publikováno v:
Earth, Planets and Space, Vol 75, Iss 1, Pp 1-14 (2023)
Abstract Tephra rings that surround maar craters are typically inferred from field observations to have been emplaced rapidly over a time period of days to years and thus monogenetic, which is, however, rarely assessed quantitatively. This paper desc
Externí odkaz:
https://doaj.org/article/f60a13559f2f48669b767f5cd1093e97
Publikováno v:
Earth, Planets and Space, Vol 75, Iss 1, Pp 1-13 (2023)
Abstract In this study, we determine the properties of the maar volcanic structure using ambient vibration analysis. We performed several ambient vibrations surveys at Mýtina maar (West-Bohemia, Czechia) to map amplification by site-to-reference spe
Externí odkaz:
https://doaj.org/article/9c155f1da3ea4c6391be9a6634271c2c