Search Results - "Lenčéš, Zoltán"

Preface – Engineering Ceramics 2023 by Lenčéš, Zoltán, Šajgalík, Pavol

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Statistical approach for the preparation of silicon-graphite anodes: The role of oxygen content and crystallite size on electrochemical performance by Güneren, Alper, Lenčéš, Zoltán

“…Increasing the overall performance of Si-based anodes is still challenging because of the influence of various parameters involved in the preparation…”
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Insight into the slope-plateau capacity behaviour of polymer-derived silicon oxycarbide anodes in Na-ion batteries by Güneren, Alper, Mičušík, Matej, Precnerová, Magdaléna, Lenčéš, Zoltán

“…Silicon oxycarbide-based amorphous ceramic material was prepared by crosslinking and step-wise pyrolysis of polysiloxane-based Polyramic resin at temperatures…”
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Novel alginate-based binders for silicon–graphite anodes in lithium-ion batteries: effect of binder chemistry on the electrochemical performance by Güneren, Alper, Nada, Ahmed A., Šišková, Alena Opálková, Mosnáčková, Katarína, Kleinová, Angela, Mosnáček, Jaroslav, Lenčéš, Zoltán

“…Novel alginate-based binders containing either catechol (d-Alg) or sulfonate (s-Alg) functional groups were developed and characterized to improve the capacity…”
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Oxidation resistance of SiC ceramics prepared by different proceessing routes by Kovalčíková, Alexandra, Sedláček, Jaroslav, Lenčéš, Zoltán, Bystrický, Roman, Dusza, Ján, Šajgalík, Pavol

“…The oxidation behaviour at 1350–1450°C/0–204h of SiC ceramics was investigated as a function of the processing route. SiC ceramics were prepared by rapid…”
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Highly electrically and thermally conductive silicon carbide-graphene composites with yttria and scandia additives by Hanzel, Ondrej, Lenčéš, Zoltán, Kim, Young-Wook, Fedor, Ján, Šajgalík, Pavol

“…Dense silicon carbide/graphene nanoplatelets (GNPs) and silicon carbide/graphene oxide (GO) composites with 1 vol.% equimolar Y2O3–Sc2O3 sintering additives…”
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Zirconium oxycarbides and oxycarbonitrides: A review by Kucheryavaya, Anastasia, Lenčéš, Zoltán, Šajgalík, Pavol, Harmuth, Harald

“…Zirconium oxycarbides and zirconium oxycarbonitrides are high‐temperature ceramic materials with great potential for applications in advanced technologies due…”
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High temperature corrosion resistance of electrically conductive nitrogen doped silicon carbide ceramics in molten fluorides by Šimko, František, Lenčéš, Zoltán, Kim, Young-Wook, Nosko, Martin, Kontrík, Martin, Korenko, Michal

“…Electrically conductive nitrogen-doped SiC ceramics were exposed to molten FLiNaK at 700 °C for 100, 200, and 500 h, and at 1000 °C for 100 h in Ar atmosphere…”
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Thermal and electrical properties of additive-free rapidly hot-pressed SiC ceramics by Kim, Young-Wook, Kultayeva, Shynar, Sedláček, Jaroslav, Hanzel, Ondrej, Tatarko, Peter, Lenčéš, Zoltán, Šajgalík, Pavol

“…The thermal and electrical properties of newly developed additive free SiC ceramics processed at a temperature as low as 1850 °C (RHP0) and SiC ceramics with…”
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Bioactive silicon nitride by surface thermal treatment by Hnatko, Miroslav, Hičák, Michal, Labudová, Martina, Galusková, Dagmar, Sedláček, Jaroslav, Lenčéš, Zoltán, Šajgalík, Pavol

“…Silicon nitride-based ceramics with SiO2, CaO and Ca3(PO4)2 as sintering additives, have been prepared in order to study the bioactivity. Dense ceramic bodies…”
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Preparation and Properties of Layered SiC-Graphene Composites for EDM by Hanzel, Ondrej, Lenčéš, Zoltán, Tatarko, Peter, Sedlák, Richard, Dlouhý, Ivo, Dusza, Ján, Šajgalík, Pavol

“…Three and five-layered silicon carbide-based composites containing 0, 5, and 15 wt.% of graphene nanoplatelets (GNPs) were prepared with the aim to obtain a…”
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Effect of cationic nonstoichiometry on thermoelectric properties of layered calcium cobaltite obtained by field assisted sintering technology (FAST) by Klyndyuk, Andrei I., Kharytonau, Dzmitry S., Matsukevich, Iryna V., Chizhova, Ekaterina A., Lenčéš, Zoltán, Socha, Robert P., Zimowska, Małgorzata, Hanzel, Ondrej, Janek, Marián

“…This work addresses the problem of obtaining of Ca3Co4O9+δ-based ceramics with enhanced thermoelectric performance. Phase-inhomogeneous layered calcium…”
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Preparation and photocatalytic activity of TiO2 nanotube arrays prepared on transparent spinel substrate by Petrisková, Patrícia, Monfort, Olivier, Satrapinskyy, Leonid, Dobročka, Edmund, Plecenik, Tomáš, Plesch, Gustav, Papšík, Roman, Bermejo, Raúl, Lenčéš, Zoltán

“…TiO2 nanotubes (TNTs) were prepared on transparent spinel (MgAl2O4) ceramic material by anodic oxidation of magnetron sputtered Ti layer. The properties of…”
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Nanoindentation induced deformation anisotropy in β-Si3N4 ceramic crystals by Csanádi, Tamás, Németh, Dušan, Dusza, Ján, Lenčéš, Zoltán, Šajgalík, Pavol

“…The influence of crystal orientation on nanohardness and indentation modulus of grains in polycrystalline β-Si3N4 was studied under nanoindentation at room…”
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Low temperature heat capacity measurements of β-Si3N4 and γ-Si3N4: Determination of the equilibrium phase boundary between β-Si3N4 and γ-Si3N4 by Nishiyama, Norimasa, Kitani, Suguru, Ohta, Yuki, Kulik, Eleonora, Netriová, Zuzana, Holzheid, Astrid, Lenčéš, Zoltán, Kawaji, Hitoshi, Wakai, Fumihiro

“…Isobaric heat capacities of β-Si3N4 and γ-Si3N4 were measured at temperatures between 1.8 and 309.9 K with a thermal relaxation method. The measured heat…”
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Processing and Thermal Conductivity of Sintered Reaction-Bonded Silicon Nitride. I: Effect of Si Powder Characteristics by Zhu, Xinwen, Zhou, You, Hirao, Kiyoshi, Lenčéš, Zoltán

“…This paper will present sintered reaction‐bonded silicon nitride (SRBSN) material with a high thermal conductivity of 121 W·(m·K)−1, which has been…”
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Stabilization of the Solid-Electrolyte-Interphase Layer and Improvement of the Performance of Silicon–Graphite Anodes by Nanometer-Thick Atomic-Layer-Deposited ZnO Films by Sahoo, Prangya P., Güneren, Alper, Hudec, Boris, Mikolášek, Miroslav, Nada, Ahmed, Precnerová, Magdaléna, Mičušík, Matej, Lenčéš, Zoltán, Nádaždy, Peter, Fröhlich, Karol

“…Silicon (Si) is a promising anode material due to its high theoretical capacity and abundant presence as the second most common element in the earth’s crust…”
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Microstructure, hardness, and fracture toughness evolution of hot-pressed SiC/Si3N4 nano/micro composite after high-temperature treatment by Šajgalík, Pavol, Hnatko, Miroslav, Lojanová, Štefánia, Lenčéš, Zoltán, Pálková, Helena, Dusza, Ján

“…The grain boundary phases in SiC/Si nano/micro-composite changes with time of high temperature treatment at 1750 °C in nitrogen atmosphere. Stable phases were…”
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Electronic structure and energy level schemes of RE3+:LaSi3N5 and RE2+:LaSi3N5−xOx phosphors (RE=Ce, Pr, ND, Pm, Sm, Eu) from first principles by Ibrahim, Ismail A.M., Lenčéš, Zoltán, Šajgalík, Pavol, Benco, Lubomir

“…First principles calculations of rare earth (RE)-doped LaSi3N5 host lattice are performed to obtain the electronic structure, the band gap (BG), and the…”
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Processing and Thermal Conductivity of Sintered Reaction-Bonded Silicon Nitride: (II) Effects of Magnesium Compound and Yttria Additives by Zhu, Xinwen, Zhou, You, Hirao, Kiyoshi, Lenčéš, Zoltán

“…The effects of the magnesium compound and yttria additives on the processing, microstructure, and thermal conductivity of sintered reaction‐bonded silicon (Si)…”
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