Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Ondřej JAŠEK"'
Autor:
Veronika Sevriugina, David Pavliňák, František Ondreáš, Ondřej Jašek, Martina Štaffová, Petr Lepcio
Publikováno v:
ACS Omega, Vol 8, Iss 48, Pp 45566-45577 (2023)
Externí odkaz:
https://doaj.org/article/b523935e1a86434fb046732381f39ffe
Autor:
Petra Majzlíková, Jiří Sedláček, Jan Prášek, Jan Pekárek, Vojtěch Svatoš, Alexander G. Bannov, Ondřej Jašek, Petr Synek, Marek Eliáš, Lenka Zajíčková, Jaromír Hubálek
Publikováno v:
Sensors, Vol 15, Iss 2, Pp 2644-2661 (2015)
Vertically aligned multi-walled carbon nanotubes (VA-MWCNTs) with an average diameter below 80 nm and a thickness of the uniform VA-MWCNT layer of about 16 µm were grown in microwave plasma torch and tested for selected functional properties. IR abs
Externí odkaz:
https://doaj.org/article/687b0d8d70d3452ca369e38bd05ee211
Publikováno v:
Sensors, Vol 17, Iss 2, p 320 (2017)
Graphite oxide has been investigated as a possible room-temperature chemiresistive sensor of ammonia in a gas phase. Graphite oxide was synthesized from high purity graphite using the modified Hummers method. The graphite oxide sample was investigate
Externí odkaz:
https://doaj.org/article/484caeab4d4c4d3b8718a2a87ef671fb
Autor:
Jan Michalička, David Pavliňák, Dalibor Všianský, Jana Jurmanová, Ondřej Jašek, Jozef Toman, Miroslav Šnírer, Vít Kudrle
Publikováno v:
Nanotechnology
Understanding underlying processes behind the simple and easily scalable graphene synthesis methods enables their large-scale deployment in the emerging energy storage and printable device applications. Microwave plasma decomposition of organic precu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a69ce27de44d69672796de6466b005a3
https://is.muni.cz/publication/1796957
https://is.muni.cz/publication/1796957
Publikováno v:
Plasma Sources Science and Technology
This paper experimentally investigates the processes governing the single- and multi-filament regimes in an atmospheric pressure microwave (MW) torch operated in argon. Optical emission spectroscopy and spectral imaging are the principal diagnostics
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::430ca4e5b2a06fb689197176346d1845
https://is.muni.cz/publication/1793127
https://is.muni.cz/publication/1793127
Autor:
František Krčma, Miroslav Šnírer, Ondřej Jašek, Jozef Toman, Martin Kubečka, Vít Kudrle, Jana Jurmanová
Publikováno v:
NANOCON 2020: 12th International Conference on Nanomaterials-Research & Application
NANOCON 2020. 2021, p. 1-6.
NANOCON 2020. 2021, p. 1-6.
Plasma synthesis by ethanol decomposition in microwave atmospheric torch is a simple, efficient, single-step scalable method suitable for volume production of graphene nanosheets. In our work, we studied influence of microwave power on several plasma
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::816a1a786f2e977067541fd085720d87
https://is.muni.cz/publication/1783809
https://is.muni.cz/publication/1783809
Publikováno v:
Plasma Sources Science and Technology
The non-luminous surroundings of atmospheric pressure plasma jets contain still substantial electron density which can be of practical importance, when e.g. reactant or precursor is introduced into this zone. Low signal-to-noise ratio makes the Stark
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c5873c378f4867bed2342cdd73b03a59
https://is.muni.cz/publication/1730576
https://is.muni.cz/publication/1730576
Publikováno v:
NANOCON 2021 Conference Proeedings.
Publikováno v:
NANOCON Conference Proeedings.
Topological and edge defects and misalignment of graphene layers in few-layer graphene strongly influence its chemical reactivity and thermal stability. Scanning and transmission electron microscopy and image analysis was used to determine alignment,
Publikováno v:
Diamond and Related Materials
The initial stage of graphene layer deposition on silicon oxide substrate by ethanol decomposition in dual-channel microwave plasma torch at atmospheric pressure was studied in dependence on precursor flow rate and delivered microwave power. Dependin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f17636df0a45a0761f4005495c5eb8b4
https://is.muni.cz/publication/1675555
https://is.muni.cz/publication/1675555