Yazar "Karasu, Bekir" için listeleme
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Assessing concrete strength by means of small diameter cores
Tuncan, Mustafa; Arıöz, Ömer; Ramyar, Kambiz; Karasu, Bekir (Elsevier Sci LTD, 2008)Estimation of concrete strength may be gained from compression tests conducted on cores having a diameter considerably smaller than the recommended one of 100 mm. This paper examines the results of tests applied on the 69 ... -
Aydın Çine yöresi albit flotasyon ve triyaj atıklarının seramik bünyelerde kullanımının bünye özelliklerine etkisi
Kaya, Güray (Anadolu Üniversitesi, 2002)Aydın Çine bölgesi albit flotasyon ve triyaj atığının çeşitli seramik bünyelerde feldispatın yerini alıp alamayacağı incelenerek hem bir atık malzemenin değerlendirilebilirliğini sağlamak hem de bünyenin maliyetini düşürmek ... -
Beyaz ışıldama sergileyen inorganik esaslı fosforesans pigmentlerin üretimi ve karakterizasyonu
Karacaoğlu, Erkul (Anadolu Üniversitesi, 2014)Tez çalışmalarında, katı hâl tepkimesi yöntemi ile esas kristal Ca?MgSi?O? kullanılarak, karanlıkta belirli dalga boyunda (~360 nm UV-A lamba) ışık altında beyaz bölgede ışıldama yapan pigmentler (Ca?MgSi?O?: Ce³) ... -
Cam ve seramik sanayiinde kullanılan fosfor esaslı malzemeler
Karasu, Bekir; Özkara, Özlem (1999)Fosforlar rnor ötesi ışınlara tutulduklarında, mavi, yeşil, kırmızı renklerde ışıldama özelliğine sahip malzemelerdir. Sağladıkları fosfor etkisi araştırmacıları ilginç malzemeleri geliştirmeye yöneltmektedir. Bu yazıda ... -
Ceramics and Glass with Phosphorescent Ability
Kaya, Selvin Yeşilay; Karasu, Bekir (Ceramic Art, 2012)… -
Characterization of Commercially Available Alkali Resistant Glass Fiber for Concrete Reinforcement and Chemical Durability Comparison with SrO-Mn₂O₃-Fe₂O₃-MgO-ZrO₂-SiO₂ (Smfmzs) System Glasses
Yurdakul, Arife; Dölekçekiç, Emrah; Karasu, Bekir; Günkaya, Göktuğ (Anadolu Üniversitesi, 2012)According to the relevant literature, the utilization of different kind of glass fibers in concrete introduces positive effect on the mechanical behavior, especially toughness. There are many glass fibers available to ... -
Characterization of diopside-based glass-ceramic porcelain tile glazes containing borax solid wastes
Kaya, Gülay; Karasu, Bekir; Çakır, A. (Korean Assoc Crystal Growth, Inc, 2011)In recent years glass-ceramic systems became industrially important for their high softening point, good coating capability for relevant substrates and high chemical and abrasion resistance. The ZrO2-CaO-MgO-SiO2 (ZrCMS) ... -
Chemical durability behaviour of bulk glasses in the Er-SiAlON system: Surface characterisation by SEM
Dolekcekic, E; Kaya, Güray; Karasu, Bekir; Pomeroy, MJ; Hampshire, S (Trans Tech Publications LTD, 2004)Er-SiAlON glasses were produced by melting appropriate powder mixtures under nitrogen at 1715 degreesC using a cation ratio composition of Er:Si:Al = 3.45:3:2 and with varying nitrogen contents (N= 5 to 22 equivalent %). ... -
Chemical durability behaviour of bulk glasses in the SrO-Mn2O3-Fe2O3-MgO-ZrO2-SiO2 (SMFMZS) system
Karasu, Bekir; Arslan, Gürsoy; Günkaya, Göktuğ; Turan, Servet (Trans Tech Publications LTD, 2002)It is known that the SrO-MgO-ZrO2-SiO2 (SMZS) system glasses with 40 weight % silica content seem to give a very high chemical endurance against highly alkaline solutions and can be recommended for the reinforcement of ... -
Chemical durability behaviour of bulk glasses in the SrO-Mn2O3Fe2O3-MgO-ZrO 2-SiO2 (SMFMZS) system
It is known that the SrO-MgO-ZrO2-SiO2 (SMZS) system glasses with 40 weight % silica content seem to give a very high chemical endurance against highly alkaline solutions and can be recommended for the reinforcement of ... -
The chemical durability of SrO-MgO-ZrO2-SiO2 glasses in strongly alkaline environments
Karasu, Bekir; Cable, M (Elsevier Sci LTD, 2000)A large region of glass formation was found in the system SrO-MgO-ZrO2-SiO2 and some properties have already been reported. Detailed studies have shown that glasses with only 40 wt% silica unusually durable in 1 M NaOH and ... -
Compositional modifications to floor tile glazes opacified with zircon
Karasu, Bekir; Dolekcekic, E; Özdemir, B (I O M Communications LTD Inst Materials, 2001)In the ceramic tile industry opaque glazes with considerable zircon content are widely used. However, the high cost of zircon limits its wide use in relevant glaze compositions. In the present study, a model opaque glaze ... -
Crystallisation in the SrO-MgO-ZrO2-SiO2 (SMZS) system glasses
Karasu, Bekir (Kluwer Academic Publ, 2002)The SrO-MgO-ZrO2-SiO2 quaternary system was first investigated in 1989. It was reported that the lowest liquidus temperature is as similar to1000degreesC and located near the SrO-SiO2 edge of the composition tetrahedron. ... -
The development and characterisation of zinc crystal glazes used for Amakusa-like soft porcelains
Karasu, Bekir; Çakı, Münevver; Turan, Servet (Elsevier Sci LTD, 2000)In porcelain production, as well as bodies expected to have white colour, compaction and translucency, suitable glaze compositions have great importance from both a technological and decoration point of view. Supplying the ... -
Effect of activators and calcination on luminescence properties of akermanite type phosphors
Karacaoğlu, Erkul; Karasu, Bekir (Natl Inst Science Communication-Niscair, 2015)Akermanite type Ca2MgSi2O7 phosphors activated with different types of rare earths have been synthesized through a solid state reaction method under weak reducing atmosphere and/or open atmosphere. The phase properties of ... -
Effect of activators and calcination on luminescence properties of åkermanite type phosphors
Karacaoğlu, Erkul; Karasu, Bekir (Scientific Publishers, 2015)Ákermanite type Ca2MgSi2O7 phosphors activated with different types of rare earths have been synthesized through a solid state reaction method under weak reducing atmosphere and/or open atmosphere. The phase properties of ... -
Effect of Al/Sr ratio on the luminescence properties of SrAl2O4:Eu2+, Dy3+ phosphors
Kaya, Selvin Yeşilay; Karacaoğlu, Erkul; Karasu, Bekir (Elsevier Sci LTD, 2012)Recent studies have brought out many phosphors like Eu2+, Dy3+-doped alkaline earth aluminates. The trivalent Dy3+ ions as co-dopants greatly enhance the duration and intensity of persistent luminescence. These phosphors ... -
The effect of albite wastes on glaze properties and microstructure of soft porcelain zinc crystal glazes
Karasu, Bekir; Çakı, Münevver; Yesilbas, YG (Elsevier Sci LTD, 2001)The efficient utilisation of waste materials arising from diverse industrial branches is of technological importance. As a replacement material for feldspar in some soft porcelain zinc crystal glazes, albite triage wastes ... -
Effect of cobalt oxide and copper oxide additions to zinc-containing soft porcelain glazes
Karasu, Bekir; Turan, Servet (Amer Ceramic Soc, 2001)… -
The effect of copper oxide addition and the heat treatment temperature on the microstructure of zinc containing soft porcelain crystal glazes
Turan, Servet; Karasu, Bekir (IOP Publishing LTD, 2001)In tableware industry, decorative appearance of final products is very important from the view point of attracting customers. Therefore, not only decoration patterns but also colouring is taken into account. In zinc ...
