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Browsing Fakülteler / Faculties by Author "Bindal, Cuma"

Browsing Fakülteler / Faculties by Author "Bindal, Cuma"

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  • Effect of Double Stage Nitriding on 34CrAlNi7-10 Nitriding Steel 
    Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; Yener, Tuba; K. G. Onder; Bindal, Cuma (POLISH ACAD SCIENCES INST PHYSICS, 2017)
    In this study, effect of double stage gas nitriding of 34CrAlNi7-10 steel was analyzed. Nitriding processes were carried out in two stages. in the first stage, samples were nitridied at 500 degrees C for 10 h and then in ...
  • Effect of particle size on microstructural and mechanical properties of UHMWPE-TiO2 composites produced by gelation and crystallization method 
    Çelebi Efe, Gözde Fatma; Altınsoy, İbrahim; Türk, Serbülent; Bindal, Cuma; A. Hikmet Ucisik (WILEY, 2019)
    In this study, Ultra-high-molecular-weight polyethylene (UHMWPE) in 0.5 wt % concentration-0.5, 1, and 2 wt % nanosized and micron-sized TiO2 composites were produced via gelation/crystallization method in decalin + ...
  • Effect of Solution and Calcination Time on Sol-gel Synthesis of Hydroxyapatite 
    Türk, Serbülent; Altınsoy, İbrahim; Gozde Celebi Efe; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (SPRINGER SINGAPORE PTE LTD, 2019)
    Nano-sized hydroxyapatite (HA) particles were synthesized by sol-gel through water and ethanol based mediums of phosphoric acid (H3PO4) and calcium hydroxide (Ca(OH)(2)) at pH = 11 for different calcination time (1 h, 2 ...
  • Effect of Solution and Calcination Time on Sol-gel Synthesis of Hydroxyapatite 
    Türk, Serbülent; Altınsoy, İbrahim; Gozde Celebi Efe; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (SPRINGER SINGAPORE PTE LTD, 2019)
    Nano-sized hydroxyapatite (HA) particles were synthesized by sol-gel through water and ethanol based mediums of phosphoric acid (H3PO4) and calcium hydroxide (Ca(OH)(2)) at pH = 11 for different calcination time (1 h, 2 ...
  • Effect of ZrO2 on phase transformation of Al2O3 
    İpek, Mediha; Zeytin, Sakin; Bindal, Cuma (ELSEVIER SCI LTD, 2010)
    This study investigates the effect of ZrO2 on phase transformation of alumina. Alumina and alumina-zirconia composite powders were produced by the precipitation method from aluminum sulfate and zirconium sulfate precursors. ...
  • Effects of SiC on Properties of Cu-SiC Metal Matrix Composites 
    Bindal, Cuma (AMER INST PHYSICS, 2011)
    This paper was focused on the effects of particle size and distribution on some properties of the SiC particle reinforced Cu composites. Copper powder produced by cementation method was reinforced with SiC particles having ...
  • Effects of SiC Particle Size on Properties of Cu-SiC Metal Matrix Composites 
    Çelebi Efe, Gözde Fatma; Altınsoy, İbrahim; İpek, Mediha; Zeytin, Sakin; Bindal, Cuma (POLISH ACAD SCIENCES INST PHYSICS, 2012)
    This paper was focused on the effects of particle size and distribution on some properties of the SiC particle reinforced Cu composites. Copper powder produced by cementation method was reinforced with SiC particles having ...
  • Evaluation of borides formed on AISI P20 steel 
    İpek, Mediha; Özdemir, Özkan; Bindal, Cuma; Cömert, Hüseyin (ELSEVIER SCI LTD, 2007)
    This study reports on an evaluation of borides formed on AIR P20 steel substrate. Boronizing was performed at 800, 875 and 950 degrees C for 2, 4, 6 and 8 h by using Ekabor 2 powders. The hardness of borides measured by ...
  • FABRICATION AND PROPERTIES OF SiC REINFORCED COPPER-MATRIX-COMPOSITE CONTACT MATERIAL 
    Çelebi Efe, Gözde Fatma; İpek, Mediha; Zeytin, Sakin; Bindal, Cuma (INST ZA KOVINSKE MATERIALE I IN TEHNOLOGIE, 2016)
    This study aims at improving mechanical properties of electrical contacts through copper and copper-matrix silicon-carbide reinforced composites produced with powder metallurgy. Copper powder was produced with the cementation ...
  • Formation and self-lubricating mechanisms of boric acid on borided steel surfaces 
    Bindal, Cuma (ELSEVIER SCIENCE SA, 1995)
    In this study, we investigated the formation and self-lubricating mechanisms of thin boron oxide and boric acid films on the surfaces of borided steel substrates. Specifically, we developed an annealing procedure which ...
  • Formation of ultralow friction surface films on boron carbide 
    Bindal, Cuma (AMER INST PHYSICS, 1996)
    In this letter, we describe the formation and ultralow friction mechanisms of a surface film on boron carbide (B4C). This film results from sequential reactions between B4C and oxygen and between the resulting boron oxide ...
  • Fracture Toughness of Alumina-Mullite Composites Produced by infiltration Process 
    Yılmaz, Şenol; Artır, Recep; Bindal, Cuma (2004)
  • Fracture toughness of boride formed on low-alloy steels 
    Bindal, Cuma (ELSEVIER SCIENCE SA, 1997)
    In this study, we investigated the fracture toughness of boride layers formed on steel surfaces, The samples used for this study were prepared from low-alloy and low-carbon steels essentially containing Cr and/or Mn as the ...
  • Hard iron boride (Fe2B) on 99.97wt% pure iron 
    Özdemir, Özkan; Bindal, Cuma (PERGAMON-ELSEVIER SCIENCE LTD, 2006)
    Some properties such as hardness and fracture toughness of boride formed on the 99.97 wt% pure iron were investigated. Boronizing was carried out in a solid medium, consisting of Ekabor powders of 5% B4C as donor, 5% KBF4 ...
  • IFMBE Proceedings 
    N. Sarica; M. E. Aksoy; M. Usta; Bindal, Cuma; A. H. Uecisik; O Dossel; Wc Schlegel (SPRINGER, 2009)
    In order to reveal the effect of reuse solution and the hemodialysis environment on the stability of high flux polyamide hollow fiber membranes, mechanical tests, surface and X-ray diffraction studies were performed on ...
  • IFMBE Proceedings 
    Bindal, Cuma (HEIDELBERGER PLATZ 3, D-14197 BERLIN, GERMANY, 2007)
    Biomaterials being natural or man-made are crucially important for comprising whole or part of living structures. In order to prolong the service life of biomaterials is of vital importance. In this research, the tribological ...
  • Investigation of Boronizing Kinetics of AISI 51100 Steel 
    İpek, Mediha; Çelebi Efe, Gözde Fatma; Özbek, İbrahim; Zeytin, Sakin; Bindal, Cuma (SPRINGER, 2012)
    In this study, some mechanical properties of borided AISI 51100 steel with high C concentration were investigated. Boronizing heat treatment was carried out in solid medium consisting of Ekabor-II at 850, 900, and 950 A ...
  • KEY ENGINEERING MATERIALS 
    Artır, Recep; Yılmaz, Saim; Bindal, Cuma; Yılmaz, Şenol (TRANS TECH PUBLICATIONS LTD, 2004)
    The aim of this study is to investigate fracture toughness of alumina-mullite composites produced by infiltration process. Alumina-mullite composite samples were fabricated using a hydrolyzed ethyl silicate sol (TEOS) which ...
  • KEY ENGINEERING MATERIALS 
    Artır, Recep; Yılmaz, Saim; Bindal, Cuma; Yılmaz, Şenol (TRANS TECH PUBLICATIONS LTD, 2004)
    This work reports on some proper-ties and sintering behavior of B2O3 addition into fly ash in the range of 0 to 3 %. Cylindrical shaped samples were prepared by dry pressing uniaxially of fly ash containing B2O3 and as ...
  • KEY ENGINEERING MATERIALS 
    Okumuş, Sefer Cem; Demirkıran, Ayşe Şükran; Bindal, Cuma; Yılmaz, Şenol (TRANS TECH PUBLICATIONS LTD, 2004)
    The present work deals with applicability of the fly ash (thermal power plant waste) as a coating onto the steel substrates by means of plasma spray coating technology. Plasma sprayed fly ash coatings obtained with and ...