Volume 50, Iss. 4, 2015 | Journal of Chemical Technology and Metallurgy

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Journal of Chemical Technology and Metallurgy

50, Iss. 4, 2015
ISSN 1314-7471 (print)
ISSN 1314-7978 (on line)

EDITOR-IN- CHIEF
Prof. Dr. Bogdana Koumanova
Tel: (+ 359 2) 81 63 302
University of Chemical Technology and Metallurgy,
8 Kl. Ohridski ., 1756 Sofia, Bulgaria
E-mail: journal@uctm.edu

The present issue of Journal of Chemical Technology and Metallurgy was published with the financial support of the Bulgarian Fund “Scientific Research”, Contract DNP 04/0044/12.12.2014.

PROCEEDINGS

SIXTH BALKAN CONFERENCE

ON GLASS SCIENCE AND TECHNOLOGY

18^th CONFERENCE

ON GLASS AND CERAMICS

1 – 4 October, 2014

Nessebar, Bulgaria

Preface

Yanko Dimitriev, Stoyan Djambazov, Vesselin Dimitrov - Invited Editors

The International Commission on Glass and its future development

Shou Peng - President of International Commission on Glass

Prof. Christian Rüssel – always one step ahead and in search of something new in glass science

Ruzha Harizanova, Ivailo Gugov

News from glass crystallization

Christian Rüssel, Christian Bocker, Martina Stoica, Katrin Thieme, Askan Keshavarzi

Design of crystal orientation and morphology by laser patterning in glasses

Takayuki Komatsu, Tsuyoshi Honma, Kenji Shinozaki

Crystallization behaviour of the systems Na₂O/BaO/TiO₂/SiO₂/B₂O₃/Al₂O₃ and Na₂O/BaO/TiO₂/SiO₂/B₂O₃/Fe₂O₃/Al₂O₃

Ruzha Harizanova, Aneliya Mazhdrakova, Liliya Vladislavova, Georgi Avdeev, Christian Bocker, Ivailo Gugov, Christian Rüssel

Connectivity of borate and silicate groups in a low-alkali borosilicate glass by vibrational and 2d NMR spectroscopy

Doris Möncke, Gregory Tricot, Doris Ehrt, Efstratios I. Kamitsos

Polarizability, basicity and chemical bonding of single and multicomponent oxide glasses

Vesselin Dimitrov, Takayuki Komatsu

Determination of the homogeneity factors of industrial container glasses by the Christiansen - Shelyubskii method

Türkay Yildiz, Volkan Günay, Dadal Ariburnu

Glass melting furnace refractories and refractory related defects

Burak İzmirlioğlu, Şener Yılmaz

Development of the roving for weaving application

Aref Cevahir, Vedat Sediroğlu, Çağdaş Kadakal

Influence of storage in the degradation of soda lime glass containers

Christina-Amalia Drosou, Nikolaos Papadopoulos, Angeliki Moutsatsou

Glass formation and structure of glasses in the ZnO-WO₃-La₂O₃-Al₂O₃ system

Mohamed Ataalla, Margarita Milanova, Lyubomir Aleksandrov, Reni Iordanova, Anna Staneva, Yanko Dimitriev

Eu3⁺doped glasses in the Bi₂O₃-B₂O₃-WO₃-Al₂O₃ system

Lyubomir Aleksandrov, Reni Iordanova, Atul Khanna, Nikolai Georgiev, Yanko Dimitriev

The effect of Nd substitution on the glass forming ability and thermal properties in the system Bi₂O₃-TiO₂-SiO₂

Stanislav Slavov, Elena Kashchieva, Svetlin Parvanov, Yanko Dimitriev

Optical properties and structure of B₂O₃- BaO - V₂O₅ glasses

Tina Tasheva, Vesselin Dimitrov

Synthesis, structure and optical properties of TiO₂/TeO₂/MnOm (M = Zn, B) gels: A comparison

Radka Gegova, Reni Iordanova, Albena Bachvarova-Nedelcheva, Yanko Dimitriev

Sol - gel silica hybrid materials applicable for external treatment of concrete defects

Elena Todorova, Georgi Chernev, Stoyan Djambazov, Yana Tsvetkova

Synthesis of amorphous and crystalline LaBWO₆ using mechanochemical activation

Maria Gancheva, Lyubomir Aleksandrov, Reni Iordanova, Yanko Dimitriev

Synthesis and characterization of glass doped reduced graphene oxide

Ahmed Shalaby, Lubomir Aleksandrov, Reni Iordanova, Anna Staneva, Yanko Dimitriev

Modeling of the thermo physical parameters of material in the foaming zone in equipment for continuous band of foam glass

Krasimira Toncheva, Anna Staneva

Mathematical model of the temperature regime in a furnace for foam glass granules production

Georgi E. Georgiev, Luben Lakov, Krasimira Toncheva

Rheological effect of different deflocculation mechanisms on a porcelain ceramic composition

Ester Barrachina, Jordi Llop, Maria-Dolores Notari, Diego Fraga, Rafael Martí, Ivan Calvet, Aitor Rey, Teodora S. Lyubenova, Stephan V. Kozhukharov, Vladimir S. Kozhukharov, Juan B. Carda

Carbonate - apatite forming ability of polyphase glass - ceramics in the CaO - MgO - SiO₂system

Irena Mihailova, Lachezar Radev, Verjinia Aleksandrova, Irena Colova, Isabel M.M. Salvado, Maria H.V. Fernandes

Crystallization and structure of glass - ceramic from electric arc furnace slag

Alexandra Kamusheva, Esmat M.A. Hamzawy, Alexander Karamanov

Amorphous silicate and zeolite effect on the thermal conductivity and porosity of ceramic building bricks

Stoyan Djambazov, Аlbena Yoleva, Petar Chervenliev, Angel Georgiev

A study on the technological parameters’ influence on the properties, polishing and microstructure of corundum ceramic discs for water taps

Stoyan Djambazov, Albena Yoleva, Vasil Hristov, Nicolay Ivanov

Study of medieval ceramics excavated at the monastery of Karaachteke (Varna, Bulgaria)

Albena Yoleva, Stoyan Djambazov, Petar Djambazov

Fabrication of high density ceramic from Al_2-XIn_X(WO₄)₃solid solutions

Aneliya S. Yordanova, Velin S. Nikolov, Iovka I. Koseva