Başlık için Malzeme Bilimi ve Mühendisliği Bölümü listeleme

Al stabilized Li7La3Zr2O12 solid electrolytes for all-solid state Li-ion batteries

Dermenci, Kamil Burak; Cekic, Eren; Turan, Servet (Pergamon-Elsevier Science LTD, 2016)

All Solid State Lithium Ion Batteries (ASS-LIB) have been attracting great attention due to their high temperature stability, energy density and safety. Cubic Li7La3Zr2O12 (LLZO) ceramic electrolyte is one of the most ...

alpha/beta SiAlON BASED COMPOSITES INCORPORATED WITH MoSi2 FOR ELECTRICAL APPLICATIONS

Ayas, Erhan; Kara, Alpagut; Kara, Ferhat (Amer Ceramic Soc, 2010)

Electrically conductive alpha-beta SiAlON composites containing 30 vol. % MoSi2 was prepared by gas pressure sintering (GPS). The effect of sintering atmosphere on phase formation, grain growth, mechanical and electrical ...

Alternating current electrophoretic deposition of HA and hBN nanoparticles on Ti substrate

Geçgin, Merve; Göncü, Yapıncak; Ay, Nuran (2017)

Hydroxyapatite (HA) and hexagonal boron nitride (hBN) are biocompatible materials. In this study, nano HA and nano hBN particles were used for coatings on titanium (Ti) substrate. The nanoparticles were deposited on Ti ...

An alternative composite approach to tailor the thermoelectric performance in SiAlON and SiC

Kaya, Pınar; Gregori, Giuliano; Yordanov, Petar; Ayas, Erhan; Habermeier, Hanns-Ulrich; Maier, Joachim; Turan, Servet (Elsevier Sci LTD, 2017)

The thermoelectric properties of SiAlON and SiC based composites prepared by adding TiCN (5 and 10 vol.%) as a particulate or as a segregated three-dimensional network were investigated. Although the volume fraction of the ...

Analytical transmission electron microscopy observations on the stability of TiCN in electrically conductive alpha-beta SiAlON/TiCN composites

Yurdakul, Hilmi; Turan, Servet; Ayas, Erhan; Tunckan, Orkun; Kara, Alpagut (Elsevier Sci LTD, 2014)

Coating of alpha-beta SiAlON granules with TiCN powder led to a continuous 3D electrically conductive network formation. Here, the stability of TiCN grains following gas pressure sintering (GPS) and its effect on the ...

Anisotropic mechanical and functional properties of graphene-based alumina matrix nanocomposites

Çelik, Yasemin; Çelik, A.; Flahaut, Emmanuel; Suvacı, Ender (Elsevier Sci LTD, 2016)

Graphene platelets (GPLs) containing Al2O3 nanocomposites, which exhibit anisotropic microstructure, have been prepared by spark plasma sintering (SPS), and effects of this anisotropy on mechanical, electrical and thermal ...

Anisotropic sintering shrinkage in alumina ceramics containing oriented platelets

Özer, I. Ozgür; Suvacı, Ender; Karademir, B.; Missiaen, J. M.; Carry, C. P.; Bouvard, D. (Wiley, 2006)

The effect of oriented alpha-Al2O3 platelets on densification and shrinkage behavior of tape-cast alpha-Al2O3 during solid-state sintering was studied using dilatometric sintering shrinkage experiments and microstructural ...

Antimicrobial activity of designed undoped and doped MicNo-ZnO particles

Demirel, Rasime; Suvacı, Ender; Şahin, İsmail; Dağ, Sevinc; Kılıç, Volkan (Elsevier Science BV, 2018)

The research objective of the present study was to evaluate antimicrobial activity of ZnO powder systems in different size, shape and array platelet forms with undoped and doped Ag at different concentrations. In particular, ...

Application of Homogeneously Precipitated Nanosized Fe-Doped Alumina Powders to Carbon Nanotube Growth

Çelik, Yasemin; Suvacı, Ender; Flahaut, Emmanuel; Weibel, Alicia; Peigney, Alain (Wiley, 2010)

Homogeneous precipitation of hydroxides was investigated as an alternative method to synthesize Fe-doped aluminum oxide (alpha-Al2-2xFe2xO3) particles over which carbon nanotubes (CNTs) were grown via a catalytic chemical ...

Application of syenite as a raw material and its effects on the physical characteristics of the ceramic structure of floor tile

Töre, I (Trans Tech Publications LTD, 2004)

Syenite has been used as a fluxing agent in floor tile ceramic compositions. The raw material of syenite has an important role to the regulation of furnace performances, due to its lowering of the melting point and its ...

Applications of calcium phosphate based antibacterial ceramics on sanitary and tile wares

Özgür, E; Bayrakci, F; Koparal, Ali Savaş; Doğan, A (Trans Tech Publications LTD, 2004)

In this study, metal cation consisting calcium phosphate based antibacterial ceramic powders were synthesized with wet chemical technique. The developed antibacterial powder was added to the glaze composition of the ceramic ...

Applications of powder metallurgy in biomaterials

Bram, M.; Ebel, T.; Wolff, M.; Cysne Barbosa, A. P.; Tuncer, N. (Woodhead Publ LTD, 2013)

Powder metallurgy (PM) of biomaterials is still a niche market, but considerable progress in related manufacturing technologies opens up the possibility of participating in the emerging market for medical devices and ...

B-Phase solid solutions in Er- and Y-SiAlON glass-ceramics

Dolekcekic, Emrah; Pomeroy, Michael J.; Hampshire, Stuart (Springer, 2015)

Glasses with cation composition of M: Si: Al = 3.45:3:2 (where M = Er and Y) with varying nitrogen contents (0, 5, 8, 15 and 22 eq.%) have been prepared by ball milling in alcohol media. These Er-and Y-sialon glasses were ...

Bifunctional Fe-SBA-15-SO3H Mesoporous Catalysts with Different Si/Fe Molar Ratios: Synthesis, Characterization and Catalytic Activity

Erdem, Sezer; Erdem, Beyhan; Öksüzoğlu, Ramis Mustafa; Çıtak, Alime (Wiley-V C H Verlag GMBH, 2013)

Bifunctional Fe-SBA-15-SO3H mesoporous materials with different Si/Fe molar ratios (3, 5, and 7) have been synthesized via a simple direct hydrothermal method and characterized by XRD, N-2-adsorption/desorption, TG/DTG and ...