Zobrazeno 1 - 10
of 106
pro vyhledávání: '"František Laufek"'
Autor:
Claudio Pereti, Kevin Bernot, Thierry Guizouarn, František Laufek, Anna Vymazalová, Luca Bindi, Roberta Sessoli, Duccio Fanelli
Publikováno v:
npj Computational Materials, Vol 9, Iss 1, Pp 1-9 (2023)
Abstract An approach to supervised classification and regression of superconductive materials is proposed which builds on the DeepSet technology. This enables us to provide the chemical constituents of the examined compounds as an input to the algori
Externí odkaz:
https://doaj.org/article/4e162be40bd9494ba71ad065a6407fb9
Publikováno v:
Minerals, Vol 12, Iss 2, p 222 (2022)
The new mineral radvaniceite, GeS2, was found on the burning coal mine dump of the abandoned Kateřina coal mine at Radvanice, near Trutnov, northern Bohemia, Czech Republic. It occurs as aggregates resembling cotton tufts up to 5 mm in size; they ar
Externí odkaz:
https://doaj.org/article/f15434034fd64160bc13889b80d24d73
Autor:
František Laufek, Irena Hanusová, Jiří Svoboda, Radek Vašíček, Jan Najser, Magdaléna Koubová, Michal Čurda, František Pticen, Lenka Vaculíková, Haiquan Sun, David Mašín
Publikováno v:
Minerals, Vol 11, Iss 8, p 871 (2021)
Bentonites are considered to be the most suitable materials for the multibarrier system of high-level radioactive waste repositories. Since BCV bentonite has been proved to be an ideal representative of Czech Ca-Mg bentonites in this respect, it has
Externí odkaz:
https://doaj.org/article/b382a393ca34405590875b6f44391458
Autor:
Pavel Novák, Nguyen Hong Vu, Lucie Šulcová, Jaromír Kopeček, František Laufek, Alisa Tsepeleva, Petr Dvořák, Alena Michalcová
Publikováno v:
Materials, Vol 14, Iss 3, p 561 (2021)
This paper brings an innovative processing route of manganese deep-sea nodules, which results in completely new grades of alloys. Deep-sea nodules were processed by aluminothermic method without the extraction of individual elements, producing comple
Externí odkaz:
https://doaj.org/article/cd4729f9736a4535b676f4316bd91a8b
Publikováno v:
Materials, Vol 13, Iss 2, p 292 (2020)
Short-term mechanical alloying and compaction by spark plasma sintering was used for the production of FeAl20Si20Mo20-XNiX (X corresponds to 5−15 wt %) alloy, which showed an ultrafine-grained microstructure with dimensions of phases around 200 nm
Externí odkaz:
https://doaj.org/article/188933af28334eb289273c37701dff2b
Autor:
Pavel Novák, Tomáš Vanka, Kateřina Nová, Jan Stoulil, Filip Průša, Jaromír Kopeček, Petr Haušild, František Laufek
Publikováno v:
Materials, Vol 12, Iss 15, p 2463 (2019)
Fe−Al−Si alloys have been previously reported as an interesting alternative to common high-temperature materials. This work aimed to improve the properties of FeAl20Si20 alloy (in wt.%) by the application of powder metallurgy process consisting o
Externí odkaz:
https://doaj.org/article/fa2236ef0dec48768b7d11c968e7cf0a
Autor:
Anna Vymazalová, František Laufek, Sergey F. Sluzhenikin, Vladimir V. Kozlov, Chris J. Stanley, Jakub Plášil, Federica Zaccarini, Giorgio Garuti, Ronald Bakker
Publikováno v:
Minerals, Vol 8, Iss 8, p 339 (2018)
Thalhammerite, Pd9Ag2Bi2S4, is a new sulphide discovered in galena-pyrite-chalcopyrite and millerite-bornite-chalcopyrite vein-disseminated ores from the Komsomolsky mine of the Talnakh and Oktyabrsk deposits, Noril’sk region, Russia. It forms tiny
Externí odkaz:
https://doaj.org/article/061586749d49451c98012da300fe3f65
Autor:
Victor M. Okrugin, Anna Vymazalová, Vladimir V. Kozlov, František Laufek, Chris J. Stanley, Ilya A. Shkilev
Publikováno v:
Mineralogical Magazine. 86:234-242
Svetlanaite, SnSe is a new mineral discovered from the high-sulfidation epithermal Au-deposit Ozernovskoe, Kamchatka peninsula, Russia. It forms tiny euhedral spindles (0.5–2 μm × 10–15 μm) in quartz, in close association with cassiterite, rut
Autor:
Anna Vymazalová, Mark D. Welch, František Laufek, Vladimir V. Kozlov, Chris J. Stanley, Jakub Plášil
Publikováno v:
Mineralogical Magazine. 86:577-585
Sluzhenikinite, Pd15(Sb7–xSnx) with 3 ≤ x ≤ 4, is a new mineral discovered in the pegmatoidal galena–chalcopyrite massive ore from the Oktyabrsk mine, Oktyabrsk deposit of the Noril`sk deposits, Russia. Sluzhenikinite forms euhedral elongate
Autor:
Tatiana L. Grokhovskaya, Anna Vymazalová, František Laufek, Chris J. Stanley, Sergey Ye. Borisovskiy
Publikováno v:
The Canadian Mineralogist. 59:1821-1832
Palladothallite, Pd3Tl, is a new mineral discovered in the Monchetundra layered intrusion, Kola Peninsula, Russia. Palladothallite occurs in orthopyroxenite with disseminated Ni-Cu-Fe sulfides and in near-surface oxidized ore of an orthopyroxenite un