Zobrazeno 1 - 10
of 267
pro vyhledávání: '"Dušan Galusek"'
Autor:
Marzieh Ghadamyari, Róbert Klement, Hossein Ebrahim Hosseini, Milan Parchovianský, Jozef Kraxner, Dušan Galusek, Sathya Narayanasamy, Erwin Hack, Gurdial Blugan, Monika Michálková
Publikováno v:
Open Ceramics, Vol 19, Iss , Pp 100654- (2024)
Achieving full-spectrum lighting is a major challenge for phosphor-converted light-emitting diodes (pc-LEDs), which are crucial for solid-state lighting. This study presents the synthesis of polycrystalline Eu-doped Y3Al5O12 (YAG) phosphors through a
Externí odkaz:
https://doaj.org/article/7ec10aa6d99947a1a75759c856a3c1d3
Autor:
Ajitha Haridasan Haritha, Martin Rozman, Alicia Duran, Dušan Galusek, José Joaquín Velazquez, Yolanda Castro
Publikováno v:
Boletín de la Sociedad Española de Cerámica y Vidrio, Vol 63, Iss 2, Pp 135-144 (2024)
Electrochromic devices (ECDs) have the ability to show color even when electrical power is disconnected. However, challenges such as simple and cost-effective electrochromic material preparation, insufficient coloration, slow switching times, and poo
Externí odkaz:
https://doaj.org/article/937a85987fb74737b836f4fd68bf3e56
Autor:
Ahmed Gamal Abd-Elsatar, Hamada Elsayed, Hana Kanková, Branislav Hruška, Jozef Kraxner, Enrico Bernardo, Dušan Galusek
Publikováno v:
Open Ceramics, Vol 20, Iss , Pp 100689- (2024)
Pharmaceutical containers for parenteral use, including vials, ampoules, prefilled syringes, and cartridges, are traditionally made of glass. However, the most commonly used type, borosilicate glass, is susceptible to issues such as breakage, corrosi
Externí odkaz:
https://doaj.org/article/527bc79295254fe7a705b82bd2823c71
Publikováno v:
Open Ceramics, Vol 20, Iss , Pp 100678- (2024)
In this work, waste fiberglass was up-cycled, alone, or mixed with used alumina-zirconia-silica (AZS) refractory from dismantled glass melting furnaces. Alkali activation was performed by suspending fiberglass and fiberglass/AZS powders in NaOH aqueo
Externí odkaz:
https://doaj.org/article/5c96e8797ebe41f696cacd45493d10b1
Autor:
Parisa Naghadian Moghaddam, Ivana Parchovianská, Branislav Hruška, Anna Prnová, Amirhossein Pakseresht, Milan Parchovianský, Dušan Galusek
Publikováno v:
Open Ceramics, Vol 20, Iss , Pp 100673- (2024)
This study investigated the impact of La2Zr2O7 (LZ) and different types of glass on the performance of polymer-derived ceramic (PDC) coatings on AISI 441 stainless steel substrates. Four double-layer PDC-based glass-ceramic coatings containing LZ and
Externí odkaz:
https://doaj.org/article/7e6cf258c6744017bd21581ed0a32d4a
Autor:
Juraj Kajan, Grigori Damazyan, Vira Tinkova, Anna Prnová, Monika Michálková, Peter Švančárek, Tomáš Gregor, Alena Akusevich, Branislav Hruška, Dušan Galusek
Publikováno v:
Crystals, Vol 14, Iss 10, p 858 (2024)
The solidification processes of two compositions, hypereutectic (21.0 mol% Y2O3–79.0 mol% Al2O3) and eutectic (18.5 mol% Y2O3–81.5 mol% Al2O3), were used via the horizontal directional solidification (HDS) method to produce two ingots with dimens
Externí odkaz:
https://doaj.org/article/22bb8d5d72764e12a93742deef045401
Autor:
Surjakanta Rana, Roman Sajzew, Oksana Smirnova, Josef B. Slowik, Ayisha Komal, José Joaquin Velázquez, Ralf Wyrwa, Dušan Galusek, Ingolf Voigt, Lothar Wondraczek, Alexander Knebel
Publikováno v:
Small Structures, Vol 5, Iss 5, Pp n/a-n/a (2024)
Polycrystalline metal‐organic framework (MOF) membrane films prepared on ceramic supports can separate gases with high energy efficiency. They generally exhibit very high permeance and selectivity but suffer from cost issues through the required ce
Externí odkaz:
https://doaj.org/article/e712b371de1245a6a72e2d7fcaa2acbe
Autor:
Omid Sharifahmadian, Amirhossein Pakseresht, Kamalan Kirubaharan Amirtharaj Mosas, Dušan Galusek
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 7748-7765 (2023)
Diamond-like carbon (DLC) coatings have garnered considerable interest due to their unique features, which include wear resistance with a low friction coefficient, high hardness, biocompatibility, and chemical inertness. Their tribological performanc
Externí odkaz:
https://doaj.org/article/fba8ef14378d4d6ca5289503caaee9f8
Autor:
Mokhtar Mahmoud, Jozef Kraxner, Akansha Mehta, Hamada Elsayed, Dušan Galusek, Enrico Bernardo
Publikováno v:
Heliyon, Vol 10, Iss 2, Pp e24737- (2024)
Novel and eco-friendly solutions are extensively needed for wastewater treatment. This work capitalizes on the combination of waste vitrification and additive manufacturing to produce an efficient photocatalyst for the specific purpose. Fine powders
Externí odkaz:
https://doaj.org/article/e216e2f60dbb4234b465426ee56c8303
Autor:
Udhaya Kumar Aruchamy, Emilia Merino, Alicia Durán, Maroš Eckert, Dušan Galusek, Yolanda Castro
Publikováno v:
Results in Surfaces and Interfaces, Vol 13, Iss , Pp 100147- (2023)
A hybrid coating based on polyorganosilazane (Durazane® 1800) combined with 3-glycidyloxypropyltrimethoxysilane (GPTMS) was successfully synthesized to improve the corrosion resistance of the AA2024-T3 aluminum alloy. The polymers were cross–linke
Externí odkaz:
https://doaj.org/article/574762e2f7e24eba8c483d25156a6875