Kurum Yazarı "Karasu, Bekir" WoS İndeksli Yayınlar Koleksiyonu İçin 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 ... -
Ceramics and Glass with Phosphorescent Ability
Kaya, Selvin Yeşilay; Karasu, Bekir (Ceramic Art, 2012)… -
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 ... -
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 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 ... -
Effect of transition metal oxide additions on the chemical durability of SrO-MgO-ZrO2-SiO2 glasses
Arslan, Gürsoy; Karasu, Bekir; Dolekcekic, Emrah; Kaya, Güray; Günkaya, Göktuğ (Soc Glass Technology, 2009)SrO-MgO-ZrO2SiO2 quaternary glasses, such as 26SrO, 20MgO, 14ZrO(2),40SiO(2) (wt%,; Zrn glass) have been found to be highly alkaline resistant because of the high ZrO2 and MgO contents of such compositions, However, the ... -
Effects of Aydin Cine region's albite flotation wastes on the properties of floor tile bodies
Kaya, Gülay; Karasu, Bekir; Özdemir, M (Trans Tech Publications LTD, 2004)Within the scope of determining new possible application fields of waste materials albite flotation wastes, being ore treatment outcome, of Aydin Cine region of Turkey, where very rich feldspar deposits are available, have ... -
The effects of filler glasses on mechanical properties of concrete
Tuncan, Mustafa; Karasu, Bekir; Yalçın, Muhsin; Tuncan, Ahmet (Trans Tech Publications LTD, 2004)According to the relevant literature, the utilisation of different kind of glasses in concrete introduces positive effect on the mechanical behaviour. The factor affecting physical and mechanical properties and chemical ... -
The effects of re-firing process under oxidizing atmosphere and temperatures on the properties of strontium aluminate phosphors
Karacaoğlu, Erkul; Karasu, Bekir (Pergamon-Elsevier Science LTD, 2013)Inorganic phosphorescent pigments have a very wide application, consisting of ceramic decoration and glazes. Therefore, in the present study 3 different commercially available strontium aluminate phosphors (coded Phosphor ... -
Effects of the red mud based pigment addition on the physical and micro-structural properties of porcelain tiles
Karasu, Bekir; Çakı, Münevver; Akgün, E; Kaya, Güray (Trans Tech Publications LTD, 2004)In the production of conventional porcelain tiles colouring agents, being either in the form of pure oxides or pigments, are commonly and widely used at considerably high amounts to increase the attraction impact of final ... -
Evaluation of a natural stone with fluxing capability in stoneware glazes
Karasu, Bekir; Kaya, Güray; Sevim, C; Orlansa, S (Trans Tech Publications LTD, 2004)New glaze systems have been continuously developed in order to supply certain advantages to ceramic bodies such as resistance against external thermal and mechanical forces and an aesthetic appearance as well as hygiene. ...