Search Results - "Polak, J."

Microstructure and dislocation arrangements in Sanicro 25 steel fatigued at ambient and elevated temperatures by Heczko, M., Polák, J., Kruml, T.

“…Microstructure and dislocation structures in high alloyed heat resistant Sanicro 25 austenitic steel cyclically strained in a wide interval of constant strain…”
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The role of extrusions and intrusions in fatigue crack initiation by Polák, J., Mazánová, V., Heczko, M., Petráš, R., Kuběna, I., Casalena, L., Man, J.

“…•Profiles of persistent slip markings (PSMs) in four fatigued materials using FIB cutting.•Surface lamella production for TEM with undamaged…”
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Thermomechanical fatigue and damage mechanisms in Sanicro 25 steel by Petras, R, Skorik, V, Polak, J

“…Heat resistant austenitic Sanicro 25 steel was subjected to in-phase and out-of-phase thermomechanical fatigue (TMF) loading conditions with different…”
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Attentional, emotional, and behavioral response toward spiders, scorpions, crabs, and snakes provides no evidence for generalized fear between spiders and scorpions by Landová, E., Štolhoferová, I., Vobrubová, B., Polák, J., Sedláčková, K., Janovcová, M., Rádlová, S., Frynta, D.

“…Spiders are among the animals evoking the highest fear and disgust and such a complex response might have been formed throughout human evolution. Ironically,…”
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Surface relief evolution and fatigue crack initiation in René 41 superalloy cycled at room temperature by Babinský, T., Kuběna, I., Šulák, I., Kruml, T., Tobiáš, J., Polák, J.

“…Surface relief evolution and fatigue crack initiation of René 41 superalloy was studied. The material was tested in two thermodynamical states: solutionised…”
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Response of electric vehicle drivers to dynamic pricing of parking and charging services: Risky choice in early reservations by Latinopoulos, C., Sivakumar, A., Polak, J.W.

“…•Dynamic pricing for coordination of electric vehicles is increasingly attracting attention.•There is need to examine how electric vehicle drivers respond to…”
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Snakes Represent Emotionally Salient Stimuli That May Evoke Both Fear and Disgust by Rádlová, S, Janovcová, M, Sedláčková, K, Polák, J, Nácar, D, Peléšková, Š, Frynta, D, Landová, E

“…Humans perceive snakes as threatening stimuli, resulting in fast emotional and behavioral responses. However, snake species differ in their true level of…”
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Profiles of persistent slip markings and internal structure of underlying persistent slip bands by Polák, J, Mazánová, V, Heczko, M, Kuběna, I, Man, J

“…Focused ion beam sections and lamellae for transmission electron microscopy were prepared from fatigued specimens of polycrystalline copper and austenitic…”
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Atomic resolution characterization of strengthening nanoparticles in a new high-temperature-capable 43Fe-25Ni-22.5Cr austenitic stainless steel by Heczko, M., Esser, B.D., Smith, T.M., Beran, P., Mazánová, V., McComb, D.W., Kruml, T., Polák, J., Mills, M.J.

“…Advanced scanning transmission electron microscopy (STEM) was used to study two distinct populations of nanoparticles associated with the extraordinary…”
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Cyclic response and early damage evolution in multiaxial cyclic loading of 316L austenitic steel by Mazánová, V., Škorík, V., Kruml, T., Polák, J.

“…[Display omitted] •Cyclic stress-strain response and fatigue life of 316L steel in biaxial cyclic loading.•Relation of the secondary cyclic hardening and…”
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Mechanical properties of high niobium TiAl alloys doped with Mo and C by Chlupová, A., Heczko, M., Obrtlík, K., Polák, J., Roupcová, P., Beran, P., Kruml, T.

“…Effects of alloying elements (i.e., variable content of Mo and C) on the microstructure and mechanical properties of five types of experimental material based…”
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Cervical esophageal cancer: a gap in cancer knowledge by Hoeben, A., Polak, J., Van De Voorde, L., Hoebers, F., Grabsch, H.I., de Vos-Geelen, J.

“…The aim of this systematic review is to provide an overview of the diagnosis, treatment options and treatment-related complications of cervical esophageal…”
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Frequency-dependent fatigue damage in polycrystalline copper analyzed by FIB tomography by Fintová, S., Kuběna, I., Chlupová, A., Jambor, M., Šulák, I., Chlup, Z., Polák, J.

“…Pure polycrystalline copper has been subjected to cyclic loading with frequencies from 4 Hz to 20 kHz. With increasing frequency, the S-N curve was shifted to…”
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Study of cyclic strain localization and fatigue crack initiation using FIB technique by Man, J., Vystavěl, T., Weidner, A., Kuběna, I., Petrenec, M., Kruml, T., Polák, J.

“…[Display omitted] ► FIB, ECCI and TEM for study of early fatigue damage in polycrystals. ► Dislocation structure corresponding to surface persistent slip…”
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Vascular age to determine cardiovascular disease risk: A systematic review of its concepts, definitions, and clinical applications by Groenewegen, KA, den Ruijter, HM, Pasterkamp, G, Polak, JF, Bots, ML, Peters, Sanne AE

“…BackgroundVascular age is an alternate means of representing an individual's cardiovascular risk. Little consensus exists on what vascular age represents and…”
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The shape of extrusions and intrusions and initiation of stage I fatigue cracks by Polák, J., Man, J., Vystavěl, T., Petrenec, M.

“…Scanning electron microscopy (SEM) combined with local milling by focused ion beam (FIB) was used to study the true shape of the relief developed on the…”
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Multiscale osteointegration as a new paradigm for the design of calcium phosphate scaffolds for bone regeneration by Lan Levengood, Sheeny K, Polak, Samantha J, Wheeler, Matthew B, Maki, Aaron J, Clark, Sherrie G, Jamison, Russell D, Wagoner Johnson, Amy J

“…Abstract The role of macropore size (>100 μm) and geometry in synthetic scaffolds for bone regeneration has been studied extensively, but successful…”
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AFM and SEM-FEG study on fundamental mechanisms leading to fatigue crack initiation by Man, J., Valtr, M., Petrenec, M., Dluhoš, J., Kuběna, I., Obrtlík, K., Polák, J.

“…Early stages of surface relief evolution of persistent slip markings (PSMs) in polycrystalline 316L austenitic stainless steel cycled with constant plastic…”
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Stem cells by Vats, A, Bielby, RC, Tolley, NS, Nerem, R, Polak, JM

“…Stem cells derived from adult and embryonic sources have great therapeutic potential, but much research is still needed before their clinical use becomes…”
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Fatigue cracks in Eurofer 97 steel: Part I. Nucleation and small crack growth kinetics by Kruml, T., Polák, J.

“…Fatigue crack nucleation and growth were studied in the Eurofer 97 ferritic–martensitic steel at room temperature. Cylindrical specimens with a shallow notch…”
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