Yazar "Özel, Emel" için listeleme
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The mechanism for the colour change of iron chromium black pigments in glazes through transmission electron microscopy techniques
Yurdakul, Hilmi; Turan, Servet; Özel, Emel (Elsevier Sci LTD, 2011)Black iron chromium (Fe-Cr) bearing oxide pigments are generally utilised as effective colourants in a wide variety of applications. However, in the case of their use within ZnO-containing glazes, they yield an undesirable ... -
Nano boyutlu Co-Ferrit pigmentlerinin üretimi ve öğütme prosesinin pigment özelliklerine olan etkisinin belirlenmesi
Yüngeviş, Hasan (Anadolu Üniversitesi, 2012)Bu tez çalışması kapsamında ink-jet mürekkep renklerinden biri olan siyah renkli, yüksek kimyasal ve termal kararlılığa sahip Co-ferrit (CoFe?O?) pigmentlerinin nano boyutta üretilmesi ele alınmıştır. Bu kapsamda, CoFe?O? ... -
Production and characterisation of granulated frit to achieve anorthite based glass-ceramic glaze
Tunalı, A.; Özel, Emel; Turan, Servet (Elsevier Sci LTD, 2015)For the development of matt-transparent glass ceramic coating applied on the porcelain tile, the CaO-Al2O3-SiO2 system was studied. Sinterization and devitrification behavior of granulated frits and viscosity change with ... -
Production and characterisation of iron-chromium pigments and their interactions with transparent glazes
Özel, Emel; Turan, Servet (Elsevier Sci LTD, 2003)In this study, production and characterisation of pigments by using less expensive raw materials such as limonite and chromite was undertaken. The resulting pigments were characterised by using X-ray diffraction (XRD) and ... -
Production and characterisation of pigments produced using grinding waste from cast iron foundry
Turan, Servet; Inceefe, Y; Özel, Emel (Trans Tech Publications LTD, 2004)The brown and black pigments are generally synthesised from different powders such as iron (111) and chromium (111) oxide powders. In this study, iron-chromium pigments by using grinding waste from cast iron foundry as ... -
Production of blue willemite based pigments by using ZnO powder produced from metal slags
Özel, Emel; Turan, Servet (Trans Tech Publications LTD, 2004)In this study, production of pigments by adding different amount of Co and calcination at different temperatures were under-taken. Co-willemite blue pigments were produced by using ZnO powders produced from metal slags. ... -
Production of brown and black pigments by using flotation waste from copper slag
Özel, Emel; Turan, Servet; Coruh, S; Ergün, ON (SAGE Publications LTD, 2006)One of the major problems in copper-producing Countries is the treatment of the large amount of copper slag or copper flotation waste generated from copper slag which contains significant amounts of heavy metals Such as ... -
Production of brown pigments for porcelain insulator applications
Özel, Emel; Ünlütürk, G; Turan, Servet (Elsevier Sci LTD, 2006)In this study, production of brown pigment for the ceramic insulator applications by using inexpensive natural raw materials or waste materials was undertaken. Different pigment compositions were designed, synthesised and ... -
Production of coloured zircon pigments from zircon
Özel, Emel; Turan, Servet (Elsevier Sci LTD, 2007)Zircon (ZrSiO4) pigments are commonly used in the ceramic industry for glazes due to their high chemical stability and superior resistance to the dissolution during firing in glazes. These pigments are made by calcining a ... -
Production of cordierite ceramic by aqueous tape casting process
Özel, Emel; Kurama, Semra (Elsevier Science Sa, 2008)Tape-casting process was used to produce cordierite ceramics in an aqueous system with polyvinylalcohol (PVA), and polyethyleneglicol (PEG), as binder and plasticizer, respectively. Before starting to tape-casting studies, ... -
The production of Ni and co-gahnite pigments using ZnO powder produced from metal slags
Gürbüz, Nail; Coşkun, Emrah; Özel, Emel (Korean Assoc Crystal Growth, Inc, 2010)In this study, Ni and Co-gahnite pigments were produced from Al2O3 powder and ZnO powder obtained from industrial metal slags. Different pigment compositions were prepared by adding metal oxides (NiO or Co3O4) and mineralisers ... -
Pyroplastic deformation behavior of vitreous porcelain bodies in presence of spodumene
Hopa, Derya Yeşim; Özel, Emel (Australian Ceramic Society, 2017)Pyroplastic deformation tendency of vitreous body compositions is a major production problem. In this work, a vitreous sanitaryware body composition (ST) which was developed in a previous work was taken as standard, and ... -
The Role of Cation Concentration on Particle Formation Mechanism during Hydrothermal Synthesis of Nanosized Tin Oxide (SnO2)
Açıksarı, C.; Tuncolu, I. G.; Suvacı, Ender; Özel, Emel; Kaya, P.; Rembeza, S.; Kosheleva, N. (Springer, 2016)Preparation of SnO2 particles via hydrothermal synthesis was investigated as a function of cation concentration and treatment time to develop a fundamental understanding on determination of effective formation and growth ... -
Sağlık gereçleri döküm çamurlarının reolojik özelliklerinin incelenmesi ve geliştirilmesi
Özel, Emel (Anadolu Üniversitesi, 1997)Döküm ile şekillendirme işleminin başarısı, döküm çamurunun reolojik özelliklerinin belirlenmesi ve kontrolüyle gerçekleşebilir. Reolojik özellikler çamurdaki katı miktarı, çamurun kimyasal ve minerolojik bileşimi, tane ... -
Seramik mürekkep formülasyonlarında kullanılan pigmentlerin kararlılığını etkileyen parametrelerin belirlenmesi
Akdemir, Sema (Anadolu Üniversitesi, 2010)Bu tezde, seramik mürakkeplerin formülasyonlarında kullanılan Coaluminat, Co-silikat ve V-zirkon inorganik pigmentlerin koloidal özelliklerinin incelenmesi ve kararlılığını etkileyen parametrelerin belirlenmesi amacıyla, ... -
Seramik pigmentlerin üretimi, karakterizasyonu ve uygulaması
Özel, Emel (Anadolu Üniversitesi, 2004)Bu çalışmada, ülkemizde bol miktarda bulunan doğal ve ucuz hammaddeler, veya değerli metal oksitleri içeren atıklar kullanılarak seramik pigmentlerin üretimi ve karakterizasyonu amaçlanmaktadır. Doğal limonit ve kromit ... -
Seramik sağlık gereçleri bünyelerinin piroplastik deformasyonunun azaltılması
Tunçel, Derya Yeşim (Anadolu Üniversitesi, 2012)Bu çalışmada, seramik sağlık gereci porseleninin piroplastik deformasyonunu düşürmek amacıyla; kompozisyonun müllit oluşumu ve bünye viskozitesi üzerindeki etkisi araştırılmıştır. Bünyelerin deformasyon davranışları ... -
SERT HAMMADDE TANE BOYUTUNUN SAĞLIK GEREÇLERİ PORSELENİNİN FİZİKSEL ÖZELLİKLERİNE ETKİSİ
üretiminde kullanılan hammaddelerden kuvars kumu ve feldispat sert hammaddelerdir. Sert hammaddelerin tane boyut dağılımının seramik bünyelerin sinterlenme davranışını ve fiziksel ve mekanik özelliklerini etkilediği bi ... -
Solubility of blue CoAl2O4 ceramic pigments in water and diethylene glycol media
Akdemir, Sema; Özel, Emel; Suvacı, Ender (Elsevier Sci LTD, 2011)The chemical stability of blue CoAl2O4 ceramic pigment in aqueous and non-aqueous suspension was investigated. Distilled water and diethylene glycol (DEG) were used as media. The isoelectric points (IEP) for the commercial ... -
Stability of zircon pigments in water and diethylene glycol media: The case of turquoise V-ZrSiO4
Akdemir, Sema; Özel, Emel; Suvacı, Ender (Elsevier Sci LTD, 2013)The stability of pigment particles can be affected by physico-chemical interactions between the pigment particles and a solvent. In this study, the surface charges and stabilities of blue V-ZrSiO4 pigments in aqueous (water) ...