Search Results - "Polák, J."

Mechanisms of extrusion and intrusion formation in fatigued crystalline materials by Polák, J., Man, J.

“…Experimental data on the formation of persistent slip markings (PSMs) at the egressing persistent slip bands (PSBs) and physically based models of surface…”
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Initiation and growth of short fatigue cracks in austenitic Sanicro 25 steel by Mazánová, V., Polák, J.

“…Austenitic heat‐resistant stainless steel Sanicro 25, often used in energy production installations, was cyclically strained at room temperature, and…”
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Production, annihilation and migration of point defects in cyclic straining by Polák, J.

“…Interactions of mobile dislocations in persistent slip bands with ladder-like structure are analyzed and production rates of point defects, preferably…”
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Fatigue crack initiation and growth in 43Fe-25Ni-22.5Cr austenitic steel at a temperature of 700 °C by Mazánová, V., Heczko, M., Polák, J.

“…•Mechanisms of high temperature fatigue damage in austenitic steel.•Use of FIB produced lamellae to get HAADAF-STEM, EDS and EBSD images.•Depletion of Cr at…”
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Extrusions and intrusions in fatigued metals. Part 1. State of the art and history by Man, J., Obrtlík, K., Polák, J.

“…Current state and historical progress in experimental and theoretical studies of surface relief appertaining to persistent slip bands (PSBs) and leading to…”
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The shape of early persistent slip markings in fatigued 316L steel by Polák, J., Kuběna, I., Man, J.

“…Polycrystalline austenitic 316L steel specimens were polished and cyclically deformed with constant strain amplitude into the early stage of fatigue life…”
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Short crack growth and fatigue life in austenitic-ferritic duplex stainless steel by POLÁK, J., ZEZULKA, P.

“…ABSTRACT The kinetics of short crack growth has been studied in austenitic‐ferritic 2205 duplex stainless steel. Smooth cylindrical specimens and specimens…”
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Study of surface relief evolution in fatigued 316L austenitic stainless steel by AFM by Man, J, Obrtlı́k, K, Polák, J

“…Atomic force microscopy was applied to study the surface relief evolution at emerging persistent slip bands (PSBs) in individual grains of polycrystalline 316L…”
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Engineering of YAG:Ce to improve its scintillation properties by Zapadlík, O., Nikl, M., Polák, J., Průša, P., Linhart, V.

“…In this work we study the technological limits in the industrial scale growth of YAG:Ce by the Czochralski method in hydrogen-reducing atmosphere to speed-up…”
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On the origin of extraordinary cyclic strengthening of the austenitic stainless steel Sanicro 25 during fatigue at 700 °C by Heczko, Milan, Esser, Bryan D., Smith, Timothy M., Beran, Přemysl, Mazánová, Veronika, Kruml, Tomáš, Polák, Jaroslav, Mills, Michael J.

“…The origin of the extraordinary strengthening of the highly alloyed austenitic stainless steel Sanicro 25 during cyclic loading at 700 °C was investigated by…”
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Atomic force microscopy of surface relief in individual grains of fatigued 316L austenitic stainless steel by Man, J., Obrtlík, K., Blochwitz, C., Polák, J.

“…Surface relief adjacent to the persistent slip bands (PSBs) in polycrystalline 316L stainless steel cycled with constant plastic strain amplitude up to 60% of…”
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Initiation and short crack growth in austenitic-ferritic duplex steel-effect of positive mean stress by POLÁK, J., PETRENEC, M., MAN, J., OBRTLÍK, K.

“…ABSTRACT The effect of the mean stress on the crack initiation and short crack growth of austenitic–ferritic duplex steel has been studied. High mean stresses…”
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SOMA Score, cardiovascular risk screening tool for psychiatric patients by Páv, M, Hollý, M, Cendelínová, M, Gojda, J, Polák, J

“…Introduction Life expectancy of patients with severe mental illness (SMI) is two decades shorter than that of general population. The most important cause of…”
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Offspring sex ratio in domestic goats: Trivers-Willard out of natural selection by Polák, J., Mareš, V., Konrád, R., Frynta, D.

“…The Trivers-Willard hypothesis (TWH) predicts the ability of mothers to adaptively adjust offspring sex ratio through differential maternal investment based on…”
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genetic linkage map for an apricot (Prunus armeniaca L.) BC₁ population mapping plum pox virus resistance by Lalli, D. A, Abbott, A. G, Zhebentyayeva, T. N, Badenes, M. L, Damsteegt, V, Polák, J, Krška, B, Salava, J

“…Plum pox virus (sharka; PPV) can cause severe crop loss in economically important Prunus species such as peach, plum, apricot, and cherry. Of these species,…”
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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 elimination of Plum pox virus in plum cv. Bluefree and apricot cv. Hanita by chemotherapy of in vitro cultures by Hauptmanová, A., Polák, J.

“…In vitro cultures of plum cv. Bluefree and apricot cv. Hanita infected with Plum pox virus (PPV) were used for the virus elimination by chemotherapy. Low…”
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Relative concentration of Apple mosaic virus coat protein in different parts of apple tree by Svoboda, J., Polák, J.

“…The optimal conditions for detecting Apple mosaic virus were assessed by determining relative concentrations of viral coat protein in different tissues…”
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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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Microstructure in 316LN stainless steel fatigued at low temperature by Kruml, T, Polák, J, Degallaix, S

“…The internal structure of AISI 316LN austenitic stainless steel cyclically strained at liquid nitrogen temperature has been studied using transmission electron…”
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