Artykuły naukowe (WMFT): Recent submissions

Wyświetlanie pozycji 741-759 z 759

    • AlCuAg alloy hot plastic consolidated from powders - structure and mechanical properties 

      Płonka, Bartłomiej; Senderski, Juliusz; Hyjek, Paweł; Wierzbiński, Stanisław (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The results of microstructural examinations of an AlCuAg alloy fabricated from powder by atomisation were presented. The structure of material hot consolidated by extrusion was evaluated and its mechanical properties and ...

    • The comparison of selected proprieties of water on basis results of exploration collected from the sanepid and zuw 

      Gumuła, Stanisław; Pytel, Krzysztof (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      Water for drinking or for economic purposes can not contain substances harmful for health, it should be clean, colorless, without scent and have pleasant, bracing taste. Results collected in ZUW show unambiguously that the ...

    • Economic analysis of wind power 

      Gumuła, Stanisław; Piaskowska, Małgorzata (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The paper outlines the basic economic indicators (NFC, SPBT, DPBT, NPV, IRR) used to evaluate viability of wind power schemes. A wide range of design parameters and operating conditions of wind power plants are considered: ...

    • The influence of high additions of manganes up to 11% Mn for grain refining of α+β brasses 

      Malczewski, Piotr; Kurtyka, Paweł; Dutkiewicz, Jan (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The brasses containing 6 and 11 wt. % of Mn were quenched from the β phase range and cold rolled. Then, samples were annealed at the temperature range 450-600°C leading to the α+β structure and the grain size 3,5 μm. Tensile ...

    • Structure and properties of FSW joints of 2017A aluminum alloy welded at different pin-tool rate 

      Mroczka, Krzysztof; Dutkiewicz, Jan; Pietras, Adam (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      Mechanical properties and structure of joints of 2017A aluminum alloy sheets welded using friction stir welding were examined. A universal testing machine, optical microscope and scanning electron microscope were used. It ...

    • Application of the liquid miscibility gap in metallic glasses 

      Kozieł, Tomasz; Kędzierski, Zbigniew; Zielińska-Lipiec, Anna; Ziewiec, Krzysztof (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      A possibility of the liquid miscibility gap application in metallic glasses with respect to improve their ductility is presented. The microstructure of arc-melted and slow-cooled multicomponent Fe-Cu-based alloy revealed ...

    • Numerical modelling of the opened-die forging with limited flash 

      Sińczak, Jan; Kowalski, Marcin (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The forging technology in opened dies with limited flash is presented. The minimal flow of metal to flash was obtained by using the proper shape of preform. Numerical calculations of material flow in forging dies were ...

    • Theoretical study of the thermal conductivity of laminates 

      Ryłko, Natalia; Skalny, Katarzyna; Pakiet, Marcin (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)

    • The effect of nitrogen and microalloying additions of vanadium and titanium on mechanical properties of 40Cr7 steel 

      Staśko, Renata; Adrian, Henryk (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The effect of nitrogen and microalloying additions of V and V+Ti on the mechanical properties of heat treated 40Cr7 steel was investigated using four laboratory steels. Two variants of heat treatment were applied: normalizing ...

    • Mechanical properties of Ni3Al alloyed with boron and zirconium elements 

      Hyjek, Paweł; Wierzbiński, Stanisław (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The present investigation was carried out to determine the influence of the different contents of zirconium and small boron addition on the microstructure and mechanical characteristic of high temperature deformation on ...

    • The influence of the procedure of heating on the properties of the AlSi11/Al2O3 joints 

      Sulima, Iwona; Mikułowski, Borys (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The development of alloys and ceramic joining technology in modem scopes of industry is largely related to the study of the conditions technology of joining the materials of different physical and chemical properties. The ...

    • Thermomechanical treatment in forging process of medium-carbon microalloyed steel 

      Skubisz, Piotr; Sińczak, Jan; Kowalski, Marcin (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      Utilization of thermomechanical treatment in forging medium-carbon alloyed steel with microaddition of titanium is presented. Results of forging tests carried out in industrial conditions with a use of a high-speed forging ...

    • Functionally graded materials prepared using pm methods 

      Rozmus, Marcin; Jaworska, Lucyna; Królicka, Bogna; Twardowska, Agnieszka (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      In this work the state of art related to obtaining, properties and application of functionally graded materials is presented. Functionally graded materials (FGM) secure obtaining of cutting tools of wear resistance surface ...

    • Al2O3 cutting properties improvement 

      Podsiadło, Marcin; Smuk, Barbara; Jaworska, Lucyna; Królicka, Bogna (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      Alumina base ceramic tools have mainly been used as environmentally-friendly cutting tools, because they have particularly high temperature limit and allow dry cutting without or with limited quantity of coolant. The main ...

    • Crystallisation of Ni64Cu9Fe8P19 glass forming alloy studied by mössbauer spectroscopy and x-ray diffraction 

      Ziewiec, K.; Bryła, K.; Błachowski, A.; Ruebenbauer, K.; Przewoźnik, J. (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The Ni64Cu9Fe8P19 melt spun ribbon was cast using melt spinning. The ribbon in as-cast state was characterised with use of transmission electron microscope (TEM) and X-ray diffraction (XRD). Differential thermal analysis ...

    • Mössbauer spectroscopy in the materials science and engineering 

      Błachowski, Artur; Ruebenbauer, Krzysztof (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      The paper is aimed at the review of the basic features of the Mössbauer spectroscopy and its application in the selected areas of the materials science with the particular attention paid to the physics of magnetically ...

    • Participation of liquid phase in solidification cracking of cast alloys 

      Telejko, Ireneusz (Institute of Technology, Pedagogical University, Cracow, cop. 2006, 2006)
      According to widely accepted W.S, Pellini “liquid -film” theory, hot tears initiate at the stage of solidification, when the last solidifying liquid distributed in a film-like morphology separates solid grains. When shrinkage ...

    • Error recovering extended weak precedence parser 

      Folta, Wojciech; Król, Jerzy (1984)
      The paper presents a simple but powerful table driven scheme for handling syntatical errors in a weak precedence parser which may be implemented by the use of1 Floyd-Evans productions. The recovery is established on the ...

    • Construction of quasi-optimal Floyd-Evans parsers 

      Folta, Wojciech; Król, Jerzy (1983)
      In the paper we have presented methods and algorithms for the generation of compact and effective Floyd-Evans parsers for a large class o f weak precedence grammars, not necessarily UI. These algorithms make it possible ...