Zobrazeno 1 - 10
of 55
pro vyhledávání: '"Viktor Puchý"'
Autor:
Erika Dutková, Jaroslav Kováč, Jiří Hejtmánek, Petr Levinský, Adelia Kashimbetova, María Jesús Sayagués, Martin Fabián, Zdenka Lukáčová Bujňáková, Matej Baláž, Katarína Gáborová, Viktor Puchý, Ladislav Čelko
Publikováno v:
Micro, Vol 3, Iss 2, Pp 458-470 (2023)
In this study, we report the optoelectric and thermoelectric properties of famatinite Cu3SbS4 that was mechanochemically synthesized in a planetary mill from powder elements for 120 min in an inert atmosphere. The tetragonal famatinite Cu3SbS4 was na
Externí odkaz:
https://doaj.org/article/94e487aa03824f31be848db5b68342c5
Autor:
František Mihok, Gabriela Hricková, Viktor Puchý, Juraj Szabó, Beáta Ballóková, Róbert Džunda, Karel Saksl
Publikováno v:
Inorganics, Vol 12, Iss 4, p 103 (2024)
Material selection for thermoelectric modules and generators presents a considerable challenge. In commercially available thermoelectric generators, alloys with a high percentage of doping element are used to achieve different semiconductor polarity.
Externí odkaz:
https://doaj.org/article/cdf201ac47de44c5a815355f651309e7
Autor:
Janette Brezinová, Miroslav Džupon, Viktor Puchý, Jakub Brezina, Pavlo Maruschak, Anna Guzanová, Lýdia Sobotová, Miroslav Badida
Publikováno v:
Metals, Vol 14, Iss 1, p 131 (2024)
This paper presents the results of research focused on increasing the lifespan of HPDC moulds for casting aluminium alloys by applying duplex PVD coatings in combination with laser texturing the base material before the coatings’ deposition. This a
Externí odkaz:
https://doaj.org/article/3f23892c2c6b4c8fb29531ad84a06aaf
Autor:
Viktor Puchý, Mária Podobová, Richard Sedlák, Ladislav Falat, Róbert Džunda, František Kromka, Ján Dusza
Publikováno v:
Crystals, Vol 14, Iss 1, p 104 (2024)
Alumina (Al2O3) ceramics are interesting for low-weight and mid-high temperature applications. The addition of indium (In) and graphene nanoplatelets (GNPs) can be used to reduce the density and modify the functional properties and mechanical perform
Externí odkaz:
https://doaj.org/article/99046f43ba984dca92b6cc21cb5bd6a6
Autor:
Ladislav Falat, Lucia Čiripová, Ondrej Petruš, Viktor Puchý, Ivan Petryshynets, Karol Kovaľ, Róbert Džunda
Publikováno v:
Crystals, Vol 13, Iss 8, p 1249 (2023)
In this work, solution-annealed AISI 316H grade austenitic stainless steel was studied in terms of investigating the electrolytic hydrogen charging effects on the resulting Charpy impact toughness and dry sliding tribological behavior. Conventional C
Externí odkaz:
https://doaj.org/article/ea7d5a2a355e49d693faec0ed7d4d32e
Autor:
Janette Brezinová, Miroslav Džupon, Ján Viňáš, Marek Vojtko, Jakub Brezina, Iveta Vasková, Viktor Puchý
Publikováno v:
Metals, Vol 12, Iss 11, p 1781 (2022)
The paper presents the results of research that is focused on the renovation of molds for high-pressure aluminum casting. An analysis of the worn molds was carried out after they were removed from the operator. The extent and mechanism of the wear we
Externí odkaz:
https://doaj.org/article/f51b8f4b12ff4262bdfb105a1f4d0b53
Autor:
Yuliia Chabak, Vasily Efremenko, Vadym Zurnadzhy, Viktor Puchý, Ivan Petryshynets, Bohdan Efremenko, Victor Fedun, Kazumichi Shimizu, Iurii Bogomol, Volodymyr Kulyk, Dagmar Jakubéczyová
Publikováno v:
Metals, Vol 12, Iss 2, p 218 (2022)
The deposition of a thin (several tens of microns) protective coating in atmospheric conditions is a challenging task for surface engineering. The structural features and tribological properties of a particle-reinforced metal matrix composite coating
Externí odkaz:
https://doaj.org/article/de9bc63b5b504ef3b394d56b08e0d781
Autor:
Janette Brezinová, Ján Viňáš, Anna Guzanová, Jozef Živčák, Jakub Brezina, Henrich Sailer, Marek Vojtko, Miroslav Džupon, Andreas Volkov, Ladislav Kolařík, Pavel Rohan, Viktor Puchý
Publikováno v:
Metals, Vol 11, Iss 1, p 134 (2021)
The paper presents research results on the quality of hardfacing layers made during the renovation of unheated mold surfaces designed for injection of aluminum alloys using the plasma transferred arc (PTA) technology. As mold material, the medium all
Externí odkaz:
https://doaj.org/article/9375df32544447c19fe458b9fc5325c9
Autor:
Beáta Ballóková, Ladislav Falat, Viktor Puchý, Zuzana Molčanová, Michal Besterci, Róbert Džunda, Aqeel Abbas, Song-Jeng Huang
Publikováno v:
Materials, Vol 13, Iss 12, p 2688 (2020)
This paper deals with the tribological study of the laser remelted surfaces of the ECAP-processed AZ61 magnesium alloy and AZ61–Al2O3 metal matrix composite with 10 wt.% addition of Al2O3 nanoparticles. The study included the experimental optimizat
Externí odkaz:
https://doaj.org/article/2104be1d497a47138177a7291eddacd8
Publikováno v:
AIP Advances, Vol 8, Iss 4, Pp 047604-047604-6 (2018)
The present paper shows the impact of different laser scribing conditions on possible reduction of magnetic losses in grain oriented electrical steel sheets. The experimental Fe-3%Si steel was taken from industrial line after final box annealing. The
Externí odkaz:
https://doaj.org/article/2ce74b41b7404af98d4de0bbe828af1b