Yazar "Kuşhan, Seniz Reyhan" için listeleme
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The effect of different nucleation temperatures on the grain morphology of ?-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (2003)Nitrogen rich yttrium-cerium containing multi-cation ?-SiAlON starting compositions were prepared by gas pressure sintering using conventional ?-Si3N4 powder. Microstructural characterization of the two stage sintered ... -
The effect of different nucleation temperatures on the grain morphology of alpha-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (Trans Tech Publications LTD, 2003)Nitrogen rich yttrium-cerium containing multi-cation alpha-SiAlON starting compositions were prepared by gas pressure sintering using conventional alpha-Si3N4 powder. Microstructural characterization of the two stage ... -
Effect of different nucleation temperatures on the microstructural development of ?-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (2004)?-SiAlON ceramics with elongated grains were previously observed in different studies. Sintering conditions are known to have a significant role on the microstructural development. By the nucleation treatment application ... -
Effect of different nucleation temperatures on the microstructural development of alpha-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (Trans Tech Publications LTD, 2004)alpha-SiAlON ceramics with elongated grains were previously observed in different studies. Sintering conditions are known to have a significant role on the microstructural development. By the nucleation treatment application ... -
Effect of starting Si3N4 powder type and sintering conditions on grain morphology of alpha-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (Maney Publishing, 2002)Nitrogen rich multication alpha-SiAlON ceramics doped with Y-Ce have been densified by gas pressure sintering using alpha-Si3N4 or mixed beta/alpha-Si3N4 starting powder. The effects of alpha-SiAlON nucleation and growth ... -
Effect of starting Si3N4 powder type and sintering conditions on the grain morphology of ?-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (2002)Nitrogen rich neodymium-ytterbium containing multi-cation ?-sialon starting compositions have been prepared by gas pressure sintering using "conventional" ?-Si3N4 or plasma produced ß-Si3N4 powder. The effect of ?-SiAlON ... -
Effects of different Si3N4 starting powders and sintering conditions on the grain morphology and mechanical properties of ?-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (2001)The preparation of ?-SiAlON microstructures by ß-Si3N4 starting powder or by applying nucleation step during sintering was studied. The application of sintering cycles on nucleation effect and the effect of different Si3N4 ... -
Effects of different Si3N4 starting powders and sintering conditions on the grain morphology and mechanical properties of alpha-SiAlON ceramics
Kuşhan, Seniz Reyhan; Mandal, Hasan (Trans Tech Publications LTD, 2002)Nitrogen rich yttrium-cerium containing multi-cation alpha -SiAlON starting compositions have been prepared by gas pressure sintering using "conventional" alpha -Si3N4 or alpha-beta Si3N4 containing powder. The effect of ... -
Experimental and finite element study of the thermal conductivity of alpha-SiAlON ceramics
Kuşhan, Seniz Reyhan; Uzun, İbrahim; Doğan, Battal; Mandal, Hasan (Blackwell Publishing, 2007)The thermal conductivity of monolithic Y-Sm/alpha-SiAlON was evaluated using experimental data and finite element analysis. The thermal diffusivities of Y, Y-Dy, and Y-Ce/alpha-SiAlON ceramics were also investigated ... -
Functionally graded SiAlON ceramics
Çalış, N; Kuşhan, Seniz Reyhan; Kara, Ferhat; Mandal, Hasan (Elsevier Sci LTD, 2004)Functionally graded SiAlON ceramics were developed by three different methods to improve the mechanical properties of SiAlONs; powder bed, rapid cooling and laminating. beta-SiAlON compacts were embedded in two different ... -
Role of ?-SiAlON nuclei addition on the rod-like Y-Sm ?-SiAlON formation
In this study, effect of seed addition on the microstructural development of Y-Sm ?-SiAlON system has been investigated. Besides using pre-produced rod-like ?-SiAlON seeds, growth in the glassy phase and harvested by ... -
Role of alpha-SiAlON nuclei addition on the rod-like y-sm alpha-SiAlON formations
Kuşhan, Seniz Reyhan; Acikbas, N. C.; Krestan, J.; Sajgalik, P.; Mandal, Hasan (Trans Tech Publications LTD, 2007)In this study, effect of seed addition on the microstructural development of Y-Sm alpha-SiAION system has been investigated. Besides using pre-produced rod-like alpha-SiAION seeds, growth in the glassy phase and harvested ... -
Textured ?-SiAlON ceramics via templated grain growth
In this study, textured ?-SiAlON ceramic was produced by templated grain growth process. In order to enhance the alignment of the seeds, gated tape casting arrangement was utilized. Y-Ce codoped seeds were synthesized to ... -
Textured alpha-SiAlON ceramics via templated grain growth
Kuşhan, Seniz Reyhan; Tamsu, N.; Açıkbaş, Nurcan Çalış; Suvacı, Ender; Mandal, Hasan (Trans Tech Publications LTD, 2007)In this study, textured alpha-SiAlON ceramic was produced by templated grain growth process. In order to enhance the alignment of the seeds, gated tape casting arrangement was utilized. Y-Ce codoped seeds were synthesized ...
