Search Results - "Kubena, Ivo"

Mechanical and microstructural characterization of powder metallurgy CoCrNi medium entropy alloy by Moravcik, Igor, Cizek, Jan, Kovacova, Zuzana, Nejezchlebova, Jitka, Kitzmantel, Michael, Neubauer, Erich, Kubena, Ivo, Hornik, Vit, Dlouhy, Ivo

“…The present study is focused on synthesis and mechanical properties characterization of equiatomic CoCrNi medium entropy alloy (MEA). Powder metallurgy…”
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From Core–Shell FeO/Fe3O4 to Magnetite Nanocubes: Enhancing Magnetic Hyperthermia and Imaging Performance by Thermal Annealing by Sojková, Tereza, Rizzo, Giusy M. R., Di Girolamo, Alessandro, Avugadda, Sahitya K., Soni, Nisarg, Milbrandt, Nathalie B., Tsai, Yu Hsin, Kuběna, Ivo, Sojka, Martin, Silvestri, Niccolò, Samia, Anna Cristina, Gröger, Roman, Pellegrino, Teresa

“…We report the synthesis of mostly magnetite nanocubes (NCs) in the size range of 16–23 nm starting from FeO/Fe3O4 core–shell NCs and employing a thermal…”
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X‑ray Computed Tomographic Investigation of the Porosity and Morphology of Plasma Electrolytic Oxidation Coatings by Zhang, Xun, Aliasghari, Sepideh, Němcová, Aneta, Burnett, Timothy L, Kuběna, Ivo, Šmíd, Miroslav, Thompson, George E, Skeldon, Peter, Withers, Philip J

“…Plasma electrolytic oxidation (PEO) is of increasing interest for the formation of ceramic coatings on metals for applications that require diverse coating…”
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Influence of laser remelting on the microstructure and corrosion behavior of HVOF-sprayed Fe-based coatings on magnesium alloy by Buchtík, Martin, Hasoňová, Michaela, Horník, Petr, Březina, Matěj, Doskočil, Leoš, Másilko, Jiří, Mrňa, Libor, Filipenský, Jan, Kuběna, Ivo, Fintová, Stanislava, Wasserbauer, Jaromír, Doležal, Pavel

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Effect of microstructure on low cycle fatigue properties of ODS steels by Kubena, Ivo, Fournier, Benjamin, Kruml, Tomas

“…► Three various ODS steels are studied and compared. ► Low cycle fatigue data at RT, 650°C and 750°C are given. ► Microstructural characterization. ► Detailed…”
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Iron precipitation in basalt fibres embedded in partially pyrolysed methylsiloxane matrix by Halasová, Martina, Kuběna, Ivo, Roupcová, Pavla, Černý, Martin, Strachota, Adam, Chlup, Zdeněk

“…Composites investigated in this article owned the highest fracture resistance after pyrolysis at 650 °C. Above 700 °C the mechanical properties of the…”
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Fatigue Behaviour and Crack Initiation in CoCrFeNiMn High-Entropy Alloy Processed by Powder Metallurgy by Chlup, Zdeněk, Fintová, Stanislava, Hadraba, Hynek, Kuběna, Ivo, Vilémová, Monika, Matějíček, Jiří

“…Single-phase equiatomic five-element high entropy alloy CoCrFeMnNi was prepared by powder metallurgy. Two materials with ultra-fine-grained microstructure were…”
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Effect of solution annealing on low cycle fatigue of 304L stainless steel by Šmíd, Miroslav, Kuběna, Ivo, Jambor, Michal, Fintová, Stanislava

“…The present study investigates low cycle fatigue behaviour of the metastable austenitic 304L steel in two variants: i) as-received and ii) after additional…”
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TKD/EBSD and TEM analysis of microstructural changes ongoing in AISI 304L steel exposed to the cyclic loading by Kuběna, Ivo, Fintová, Stanislava, Jambor, Michal, Šmíd, Miroslav

“…The study deals with microstructural evolution of the 304L steel exposed to the low cycle straining. The two states of material were studied, the as-received…”
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Effect of metallurgical variables on the austenite stability in fatigued AISI 304 type steels by Man, Jiří, Smaga, Marek, Kuběna, Ivo, Eifler, Dietmar, Polák, Jaroslav

“…•Structural stability of wrought AISI 304-type austenitic stainless steels during low-cycle fatigue.•Effect of chemical banding on the mechanical…”
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Cyclic stress–strain behavior of additively manufactured gamma prime strengthened superalloy at elevated temperatures by Kuběna, Ivo, Babinský, Tomáš, Náhlík, Luboš, Šulák, Ivo

“…•The microstructure of cast and additively manufactured IN939 superalloy were investigated.•The cyclic stress–strain curves for three materials were measured…”
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Interplay of slip and twinning in niobium single crystals compressed at 77 K by Gröger, Roman, Chlup, Zdeněk, Kuběnová, Tereza, Kuběna, Ivo

“…High-purity niobium single crystals of five different orientations were compressed at 77 K to 2–4% plastic strain to investigate the mechanisms operative in…”
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Grain refinement effect on fatigue life of two grades of commercially pure titanium by Fintová, Stanislava, Kunz, Ludvík, Chlup, Zdeněk, Kuběna, Ivo, Mertová, Kateřina, Hradil, David, Duchek, Michal

“…•Improvement of fatigue life of titanium by severe plastic deformation.•Description of localization of cyclic plasticity.•Different response of microstructure…”
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Differential Microstructure and Properties of Boron Steel Plates Obtained by Water Impinging Jet Quenching Technique by Romanov, Pavel, Jahedi, Arvid, Bäckström, Anders, Moshfegh, Bahram, Kuběna, Ivo, Calmunger, Mattias

“…Soil‐working tools in agriculture are made of boron‐containing steels with high wear resistance and hardenability. Nevertheless, these tools are subject to…”
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Improvement of electrochemical corrosion characteristics of AZ61 magnesium alloy with unconventional fluoride conversion coatings by Fintová, Stanislava, Drábiková, Juliána, Pastorek, Filip, Tkacz, Jakub, Kuběna, Ivo, Trško, Libor, Hadzima, Branislav, Minda, Jozef, Doležal, Pavel, Wasserbauer, Jaromír, Ptáček, Petr

“…Fluoride conversion coating was applied on wrought AZ61 magnesium alloy by the immersion of alloy in Na[BF4] molten salt. Two different temperatures 430 °C and…”
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Low cycle fatigue behavior of Sanicro25 steel at room and at elevated temperature by Polák, Jaroslav, Petráš, Roman, Heczko, Milan, Kuběna, Ivo, Kruml, Tomáš, Chai, Guocai

“…Austenitic heat resistant Sanicro 25 steel developed for high temperature applications in power generation industry has been subjected to strain controlled low…”
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Very high frequency induced fatigue damage by Fintová, Stanislava, Kuběna, Ivo, Chlupová, Alice, Šulák, Ivo, Chlup, Zdeněk, Trško, Libor, Polák, Jaroslav

“…[Display omitted] Fatigue lifetime and fatigue endurance limit are enhanced by the increased strain rate for many materials. Consequently, ultrasonic fatigue…”
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Low-temperature consolidation of high-strength TiB2 ceramic composites via grain-boundary engineering using Ni-W alloy by Chlup, Zdeněk, Bača, Ľuboš, Hadraba, Hynek, Kuběna, Ivo, Roupcová, Pavla, Kováčová, Zuzana

“…The concept of the consolidation of titanium diboride at relatively low temperature via formation of the solid solution was used in this research. A specially…”
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Influence of sandblasting and acid etching on fatigue properties of ultra-fine grained Ti grade 4 for dental implants by Fintová, Stanislava, Kuběna, Ivo, Palán, Jan, Mertová, Kateřina, Duchek, Michal, Hutař, Pavel, Pastorek, Filip, Kunz, Ludvík

“…Commercially pure Ti is a typical material for dental implants. Besides oral environmental effects, implants are seriously mechanically loaded during the…”
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Structure and growth kinetic of unconventional fluoride conversion coating prepared on wrought AZ61 magnesium alloy by Drábiková, Juliána, Fintová, Stanislava, Ptáček, Petr, Kuběna, Ivo, Březina, Matěj, Wasserbauer, Jaromír, Doležal, Pavel, Pastorek, Filip

“…The structure, kinetics and thermodynamics of formation of unconventional fluoride conversion coating on wrought AZ61 magnesium alloy are described in this…”
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