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Browsing Makale Koleksiyonu by Author "Çelebi Efe, Gözde Fatma"

Browsing Makale Koleksiyonu by Author "Çelebi Efe, Gözde Fatma"

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  • 3D porous collagen/functionalized multiwalled carbon nanotube/chitosan/hydroxyapatite composite scaffolds for bone tissue engineering 
    Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mümtaz; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE BV, 2018)
    In this study, we describe new collagen/functionalized multiwalled carbon nanotube/chitosan/hydroxyapatite (Col/f-MWCNT/CS/HA) composite scaffolds which were fabricated by freezing ( - 40 degrees C at 0.9 degrees C/min) ...
  • 3D porous collagen/functionalized multiwalled carbon nanotube/chitosan/hydroxyapatite composite scaffolds for bone tissue engineering 
    Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mümtaz; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE BV, 2018)
    In this study, we describe new collagen/functionalized multiwalled carbon nanotube/chitosan/hydroxyapatite (Col/f-MWCNT/CS/HA) composite scaffolds which were fabricated by freezing ( - 40 degrees C at 0.9 degrees C/min) ...
  • A comparison of borides formed on AISI 1040 and AISI P20 steels 
    İpek, Mediha; Çelebi Efe, Gözde Fatma; Özdemir, Özkan; Bindal, Cuma; Cömert, Hüseyin (ELSEVIER SCI LTD, 2007)
    In this study, some properties of borides formed on the AISI 1040 and AISI P20 steel substrates were investigated. Boronizing was performed at 800, 875, and 950 degrees C for 2, 4, 6, and 8 h by using Ekabor 2 powders. The ...
  • A comparison of pretreatments on hydroxyapatite formation on Ti by biomimetic method 
    Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (SPRINGER, 2018)
    In this study, hydroxyapatite coating on titanium material substrate was successfully performed by using biomimetic method. Titanium plates immersed in 1.5 SBF at pH 7.4 and 37 degrees C were analyzed at the end of the ...
  • A comparison of pretreatments on hydroxyapatite formation on Ti by biomimetic method 
    Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (SPRINGER, 2018)
    In this study, hydroxyapatite coating on titanium material substrate was successfully performed by using biomimetic method. Titanium plates immersed in 1.5 SBF at pH 7.4 and 37 degrees C were analyzed at the end of the ...
  • An Evaluation of Cu-B4C Composites Manufactured by Powder Metallurgy 
    Yener, Tuba; Altınsoy, İbrahim; S. C. Yener; Yener, Şuayb Çağrı; Çelebi Efe, Gözde Fatma; Özbek, İbrahim; Bindal, Cuma (POLISH ACAD SCIENCES INST PHYSICS, 2015)
    In this study, the influences of B4C ratios on some mechanical and physical properties such as relative density, microhardness and electrical properties of cold pressed Cu-B4C composites were investigated. Curve fitting ...
  • An investigation of the effect of SiC particle size on Cu-SiC composites 
    Çelebi Efe, Gözde Fatma; İpek, Mediha; Zeytin, Sakin; Bindal, Cuma (ELSEVIER SCI LTD, 2012)
    In this study mechanical properties of copper were enhanced by adding 1 wt.%, 2 wt.%, 3 wt.% and 5 wt.% SiC particles into the matrix. SiC particles of having 1 mu m, 5 mu m and 30 mu m sizes were used as reinforcement. ...
  • Biomimetric coating of monophasic brushite on Ti6Al4V in new m-5xSBF 
    Türk, Serbülent; Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE SA, 2018)
    Ti6Al4V plates were exposed to soaking alkali treatment resulted in Na0.23TiO2 phase on the surface before realizing biomimetic Calcium-Phosphate (CaP) coating in prepared m-5xSBF and 5xSBF solutions at 37 degrees C and ...
  • Biomimetric coating of monophasic brushite on Ti6Al4V in new m-5xSBF 
    Türk, Serbülent; Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE SA, 2018)
    Ti6Al4V plates were exposed to soaking alkali treatment resulted in Na0.23TiO2 phase on the surface before realizing biomimetic Calcium-Phosphate (CaP) coating in prepared m-5xSBF and 5xSBF solutions at 37 degrees C and ...
  • Characterization of cemented Cu matrix composites reinforced with SiC 
    Çelebi Efe, Gözde Fatma; Altınsoy, İbrahim; Yener, Tuba; İpek, Mediha; Zeytin, Sakin; Bindal, Cuma (PERGAMON-ELSEVIER SCIENCE LTD, 2010)
    In this study some properties of copper produced by cementation method and its composites reinforced with 1wt% 2wt% 3wt% and 5wt% SiC particles produced by powder metallurgy method were investigated Composite powders were ...
  • Characterization of UHWPE-TiO2 Composites Produced by Gelation/Crystallization Method 
    Çelebi Efe, Gözde Fatma; Bindal, Cuma; A. H. Ucisik (POLISH ACAD SCIENCES INST PHYSICS, 2017)
    In this study, ultra-high molecular weight polyethylene (UHMWPE) - TiO2 composites reinforced with TiO2 particles with weight ratios of 0.5, 1 and 2% were produced by gelation/crystallization method in decalin+antioxidant ...
  • 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 + ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Kinetics of borided 31CrMoV9 and 34CrAlNi7 steels 
    Çelebi Efe, Gözde Fatma; İpek, Mediha; Özbek, İbrahim; Bindal, Cuma (ELSEVIER SCIENCE INC, 2008)
    In this study, kinetics of borides formed on the surface of 31CrMoV9 and 34CrAlNi7 steels borided in solid medium consisting of Ekabor II at 850-900-950 degrees C for 2, 4, 6 and 8 h were investigated. Scanning electron ...
  • Microwave-assisted biomimetic synthesis of hydroxyapatite using different sources of calcium 
    Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mümtaz; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE BV, 2017)
    In this study, some properties of biomimetic synthesized hydroxyapatite by using different sources of calcium were investigated. Biomimetic synthesis of hydroxyapatite was carried out in microwave oven using 1.5 simulated ...
  • Pack Siliconizing of Ti6Al4V Alloy 
    Çelebi Efe, Gözde Fatma; İpek, Mümtaz; Bindal, Cuma; Zeytin, Sakin (POLISH ACAD SCIENCES INST PHYSICS, 2017)
    In this study, it was aimed to produce titanium silicide layer on Ti6Al4V by a simple, cheap and efficient method of pack siliconizing. Siliconizing was performed in a pack containing a mixture composed of SiO2 powder as ...
  • Production of ultra-high molecular weight polyethylene-granite composite films by gelation/crystallization 
    Çelebi Efe, Gözde Fatma; Fevzi Ozaydin; Hikmet Ucisik; Bindal, Cuma; Hong Liang (SPRINGER, 2016)
    The present study reports on film of ultra-high molecular weight polyethylene (UHMWPE) containing 1 mass% granite composite produced by gelation/crystallization technique at 150 A degrees C from decalin solution. The ...