Browsing Mühendislik Fakültesi by Author "İpek, Mediha"

Now showing items 41-48 of 49

The effect of pre-setting pressure applied flexural strength and fracture toughness of reactive powder concrete during the setting phase

İpek, Metin; Yılmaz, Kemalettin; Uysal, Mücteba; İpek, Mediha (ELSEVIER SCI LTD, 2012)

In this study, the effect of pre-setting pressure on reactive powder concrete (RPC) was examined. The fresh (plastic) concrete samples were filled in a specified beam mould and six different pre-setting pressure values ...
The effect of pre-setting pressure applied flexural strength and fracture toughness of reactive powder concrete during the setting phase

İpek, Metin; Yılmaz, Kemalettin; Uysal, Mücteba; İpek, Mediha (ELSEVIER SCI LTD, 2012)

In this study, the effect of pre-setting pressure on reactive powder concrete (RPC) was examined. The fresh (plastic) concrete samples were filled in a specified beam mould and six different pre-setting pressure values ...
The effect of reduction of graphene oxide on the formation of hydroxyapatite and tricalcium phosphate

Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (PERGAMON-ELSEVIER SCIENCE LTD, 2018)

This study reports on biomimetic mineralization route employing reduced graphene oxide (RGO) at different rates as a template material for biomineralization of biphasic hydroxyapatite/tricalcium phosphate (HAP/TCP). ...
The effect of reduction of graphene oxide on the formation of hydroxyapatite and tricalcium phosphate

Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (PERGAMON-ELSEVIER SCIENCE LTD, 2018)

This study reports on biomimetic mineralization route employing reduced graphene oxide (RGO) at different rates as a template material for biomineralization of biphasic hydroxyapatite/tricalcium phosphate (HAP/TCP). ...
The effect of sintering temperature on some properties of Cu-SiC composite

Çelebi Efe, Gözde Fatma; Yener, Tuba; Altınsoy, İbrahim; İpek, Mediha; Zeytin, Sakin; Bindal, Cuma (ELSEVIER SCIENCE SA, 2011)

Copper matrix composites reinforced with 1 wt.%, 2 wt.%, 3 wt.% and 5 wt.% SiC particles were fabricated by powder metallurgy method. Cu and Cu-SiC powder mixtures were compacted with a compressive force of 280MPa and ...
The Mechanical Properties and Wear Resistance of HVOF Sprayed WC-Co Coatings

Yaralı Özbek, Yıldız; Canikoğlu, Nuray; İpek, Mediha (POLISH ACAD SCIENCES INST PHYSICS, 2016)

In this work, the Woka 5810 powders (88% tungsten carbide-12% cobalt) were used to produce coating by high velocity oxy-fuel spraying. WC-Co is widely used as a tribological coating material providing a combination of high ...
The Surface Properties of WC-Co-Cr Based Coatings Deposited by High Velocity Oxygen Fuel Spraying

Yaralı Özbek, Yıldız; Canikoğlu, Nuray; İpek, Mediha (POLISH ACAD SCIENCES INST PHYSICS, 2017)

The aim of this research was to investigate microstructural and mechanical properties of the WC-Co-Cr coatings by high velocity oxygen fuel spraying. Woka 3653 (WC10Co4Cr) powder was used as coating material. This powder ...
Transformation kinetics of theta- to alpha-phase of alumina powders prepared from different alumina salts by chemical processing

İpek, Mediha; Toplan, Nil; Toplan, Hüseyin Özkan (SPRINGER, 2016)

The aim of this study was to produce nanosized alumina powders from two different aluminum salts (AlCl3 and AlNO3.9H(2)O) by precipitation method and to investigate transformation kinetics of alpha-Al2O3 crystallization ...