Search Results - "Czujko, T"

A study of the ZrF4, NbF5, TaF5, and TiCl3 influences on the MgH2 sorption properties by MALKA, I. E, PISAREK, M, CZUJKO, T, BYSTRZYCKI, J

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Catalytic effect of halide additives ball milled with magnesium hydride by Malka, I.E., Czujko, T., Bystrzycki, J.

“…The influence of various halide additives milled with magnesium hydride (MgH 2) on its decomposition temperature was studied. The optimum amount of halide…”
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The significant influence of packing density of unreacted Mg+2B mixture and heat treatment conditions on some of critical parameters for MgB2/Fe wires by Gajda, D., Zaleski, A.J., Morawski, A., Czujko, T., Avci, D., Karaboga, F., Akdogan, M., Yetis, H., Cetner, T., Belenli, I.

“…•The high density of unreacted material and low annealing temperature (630 °C) o leads to high critical parameters.•The lower density of the unreacted material…”
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Particle size effects on the desorption properties of nanostructured magnesium dihydride (MgH 2) synthesized by controlled reactive mechanical milling (CRMM) by Varin, R.A., Czujko, T., Chiu, Ch, Wronski, Z.

“…In the present work the hydrogen desorption properties of nanostructured magnesium hydride (MgH 2) synthesized by controlled reactive mechanical milling (CRMM)…”
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The application of Pettifor structure maps to binary metal hydrides by MATYSIK, P, CZUJKO, T, VARIN, R. A

“…The aim of this paper is the application of Pettifor stability structure maps to MHx binary metal (M) hydrides in accordance with their hydrogenation…”
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Influence of the lamella structure and high isostatic pressure on the critical current density in in situ MgB2 wires without a barrier by Mroczek, Z., Morawski, A., Czujko, T., Karaboğa, F., Akdoğan, M., Zaleski, A.J., Małecka, M., Cetner, T., Yetiş, H., Gajda, D., Belenli, I.

“…In this article, the significant impact of a lamellar (layered) structure and a high isostatic pressure on the normal state resistance (Rn), critical…”
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A new nanonickel catalyst for hydrogen storage in solid-state magnesium hydrides by Wronski, Z.S., Carpenter, G.J.C., Czujko, T., Varin, R.A.

“…Transmission electron microscopy was used to study the morphology and character of new nanometric-scale Ni (nano-Ni) powders produced by a chemical vapour…”
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The influence of ball milling process on hydrogenation properties of MgH2–FeTiHx composites by Zaranski, Z., Czujko, T.

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Comparison of Microstructure, Ageing Effect and Shape Memory Properties of Additively Manufactured NiTi Alloy using LENS and EBAM Methods by Dutkiewicz, J., Rogal, Ł., Węglowski, M., Czujko, T., Durejko, T., Cesari, E.

“…Samples prepared using various additive manufacturing methods were compared in terms of structure, texture, transformation temperature and superelastic…”
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The kinetics of non-isothermal iron and aluminum powder mixtures sintering in protective atmosphere by Matysik, P., Jozwiak, S., Czujko, T.

“…► All Al-rich phases from Fe–Al equilibrium system in tested sinters were observed. ► Fe–Al phases formation can be described by JMA model aided by Rietveld…”
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Investigation of the hydrogen desorption properties of Mg + 10 wt.%X (X = V, Y, Zr) submicrocrystalline composites by Czujko, T., Varin, R.A., Chiu, Ch, Wronski, Z.

“…The effects of catalytic metal additives on the hydrogen desorption properties of the submicrocrystalline magnesium hydride (β-MgH 2) formed after…”
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Microstructures and hydrogen storage properties of La Ni Fe V Mn alloys by Kunce, I., Polański, M., Czujko, T.

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Microstructure and hydrogen storage capacity of magnesium hydride with zirconium and niobium fluoride additives after cyclic loading by Malka, I.E., Bystrzycki, J., Płociński, T., Czujko, T.

“…▶ MgH 2 + NbF 5 and MgH 2 + ZrF 4 nanocomposites exhibit a good hydrogen sorption stability. ▶ Better stability of MgH 2 modified by ZrF 4 than by NbF 5…”
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The effect of ball milling under hydrogen and argon on the desorption properties of MgH2 covered with a layer of Mg(OH)2 by VARIN, R. A, JANG, M, CZUJKO, T, WRONSKI, Z. S

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Thermal stability of Vale Inco nanonometric nickel as a catalytic additive for magnesium hydride (MgH 2) by Varin, R.A., Czujko, T., Wronski, Z.S.

“…The structure stability of nanometric-Ni (n-Ni) produced by Vale Inco Ltd. Canada as a catalytic additive for MgH 2 has been investigated. Each n-Ni filament…”
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Hydrogen desorption properties of MgH2 nanocomposites with nano-oxides and Inco micrometric- and nanometric-Ni by Varin, R.A., Czujko, T., Wasmund, E.B., Wronski, Z.S.

“…The effects of doping with 5wt.% of nano-oxides (n-Al2O3 and n-Y2O3), specialty Inco micrometric- and nanometric-Ni (m- and n-Ni) and their equal weight ratio…”
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Evaluation of the Possibility of Applying Spatial 3D Imaging Using X-Ray Computed Tomography Reconstruction Methods for Quantitative Analysis of Multiphase Materials / Rentgenowska Analiza Ilościowa Materiałów Wielofazowych Z Wykorzystaniem Przestrzennego Obrazowania (3D) Przy Użyciu Metod Rekonstrukcji Tomografii Komputerowej by Matysik, P., Chojnacki, M., Jóźwiak, S., Czujko, T., Lipiński, S.

“…In this paper the possibility of using X-ray computed tomography (CT) in quantitative metallographic studies of homogeneous and composite materials is…”
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Mechano-chemical activation synthesis (MCAS) of nanocrystalline magnesium alanate hydride [Mg(AlH 4) 2] and its hydrogen desorption properties by Varin, R.A., Chiu, Ch, Czujko, T., Wronski, Z.

“…A successful synthesis of the Mg(AlH 4) 2 + 2NaCl mixture by the mechano-chemical activation synthesis (MCAS) for 5 and 10 h has been achieved. The…”
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Synthesis of nanocomposite hydrides for solid-state hydrogen storage by controlled mechanical milling techniques by Varin, R.A., Czujko, T., Chiu, Ch, Pulz, R., Wronski, Z.S.

“…The following composite hydride systems: NaBH 4–MgH 2, MgH 2–LiAlH 4, MgH 2–VH 0.81 and MgH 2–NaAlH 4, were synthesized in a wide range of compositions by…”
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Synthesis and hydrogen desorption properties of nanocomposite magnesium hydride with sodium borohydride (MgH 2 + NaBH 4) by Czujko, T., Varin, R.A., Wronski, Z., Zaranski, Z., Durejko, T.

“…The effects of nanocompositing with sodium borohydride (NaBH 4) additive on the synthesis and dehydriding properties of nanocrystalline magnesium hydride…”
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