• The environmental effects of the air shock generated by blasting 

  Deniz, Vedat; Deniz, Orçun Tugay (Mugla Sitki Kocman University, 2017)

  Patlatmanın sebep olduğu hava şoku, patlayıcı yük miktarı, patlama ve sismograf arasındaki yatay mesafe ve hava koşulları gibi çeşitli parametrelere bağlı olarak, taş ocağında veya ocağın çevresinde önemli ölçüde farklılıklar ...

• Carbon nanotube based polyvinylalcohol-polyvinylpyrolidone nanocomposite hydrogels for controlled drug delivery applications 

  Özkahraman, Bengi; Tamahkar Irmak, Emel (Eskişehir Teknik Üniversitesi, 2017)

  Controlled drug release systems present a significant alternative to the conventional drug dosages providing drug release for prolonged time periods. Nanocomposite hydrogels offer an important potential for drug release ...

• Synthesis of chitosan-based hydrogels as a novel drug release device for wound healing 

  Tamahkar Irmak, Emel; Özkahraman, Bengi (Hitit University, 2017)

  The development of the porous, biocompatible and biodegradable hydrogels has been gaining much attention for wound dressing applications. The hydrogels prepared using freeze-thawing method present important properties ...

• Electrical conductivity and spectroscopic characterization of Blends of poly(2-chloroaniline)/polyaniline P(2ClANI)/PANI copolymer with PVC exposed to gamma-rays 

  Sevil, Uğur Adnan; Coşkun, Emel; Güven, Olgun (2014)

  Poly(2-chloroaniline)/polyaniline P(2ClANI)/PANI) random copolymer was synthesized in the form of nanoparticles by chemical routes. Incorporation of P(2ClANI) into PANI backbone significantly increased the solubility of ...

• Study on adsorption, regeneration, and reuse of crosslinked chitosan graft copolymers for Cu(II) ion removal from aqueous solutions 

  Bal, Ayça; Özkahraman, Bengi; Acar, Işıl; Özyürek, Mustafa; Güçlü, Gamze (Desalination Publications, 2014)

  This study deals with the adsorption, regeneration, and reuse of chitosan-graft-itaconic acid and chitosan-graft-crotonic acid beads for Cu(II) ion removal from aqueous solutions. For this aim, adsorption capacities, ...

• Effects of two important parameters on capacity of a laboratory Jaw crusher of different coals: Choke feed level and effective reduction ration 

  Deniz, Vedat (Taylor and Francis, 2011)

  In this study, the effects of three different choke feed level (1/1, 1/2, and 1/4) and four different effective reduction ratios (2.5, 5, 10, and 20) depend on the capacity of the crusher of the three different characteristic ...

• Production of water-resistant briquettes from a mixture of an imported bituminous coal and a Turkish lignite with copolymer binder 

  Deniz, Vedat (Taylor and Francis, 2013)

  In this study, low-quality Denizli-Kale lignite was mixed with a high-quality imported (Siberian) bituminous coal, and optimum briquetting conditions were investigated with a copolymer (Mowilith-VDM©) binder. In the ...

• Adsorption of Brilliant Green from Aqueous Solutions onto Crosslinked Chitosan Graft Copolymers 

  Özkahraman, Bengi; Bal, Ayça; Acar, Işıl; Güçlü, Gamze (2011)

  In this study, graft copolymerization of itaconic acid (IA) and crotonic acid (CA) onto the crosslinked chitosan beads were carried out using ammonium persulfate as initiator. Grafted chitosan beads were characterized by ...

• Removal of Cu 2+ and Pb 2+ Ions Using CMC Based Thermoresponsive Nanocomposite Hydrogel 

  Özkahraman, Bengi; Acar, Işıl; Emik, Serkan (2011)

  In this study, carboxymethylcellulose (CMC) based thermoresponsive nanocomposite hydrogel was synthesized for the removal of Cu 2+ and Pb 2+ ions from aqueous solutions. To prepare nanocomposite hydrogel, graft copolymerization ...

• An evaluation of a modified product size distribution model based on t-family curves for three different crushers 

  Umucu, Yakup; Deniz, Vedat; Ünal, Nazmi (Oficyna Wydawnicza Politechniki Wroclawskiej, 2013)

  Crushing is a process which is widely used in mineral processing plants, cement factories, aggregates plants and some other industrial plants. Specific fracture energy of the particles is not the only fundamental property ...

• Flocculation of fine particles in ceramic wastewater by using polymers 

  Deniz, Vedat; Umucu, Yakup (Polish Mineral Engineering Society, 2014)

  The clarification of industrial wastewaters by solid-liquid separation techniques and the removal of suspended particles are the problems of growing environmental consciousness. However, there appears to be very limited ...

• The effects of ball types on breakage parameters of barite 

  Umucu, Yakup; Altıniğne, Mehmet Yılmaz; Deniz, Vedat (Polish Mineral Engineering Society, 2014)

  Spherical balls are the dominant media shape used in the tumbling mills. However spherical balls wear into nonspherical fragments as a result of breakage due to impact and different wearing mechanisms inside the mill. Thus ...

• The relationship between cement quality and separation cut size 

  Umucu, Yakup; Deniz, Vedat; Saraç, M. Fahri; Kuzgun, A. Erkan (Polish Mineral Engineering Society, 2015)

  Cement is prepared by firing a mixture of raw materials, one of which is mainly composed of calcium carbonate and the other of aluminium silicate. The most familiar materials answering to this description are limestone and ...

• Hydrophobicity of galena with ovalbumin and dithiophosphinate in relation to its potential response 

  Güler, Taki; Deniz, Vedat; Polat, Ercan (Polish Mineral Engineering Society, 2018)

  This study was performed to elucidate the role of ovalbumin (OVA) on the hydrophobicity and potential response of galena in the presence of dithiophosphinate (DTPI). OVA was tested as environmentally friendly depressing ...

• Synthesis of Ion-Imprinted Bioadsorbents Based on Chitosan and its Usage in Al(III) Removal 

  Özkahraman, Bengi (Springer New York LLC, 2018)

  As a main goal of the study, a new Al(III) ion-imprinted (Al(III)-IP) bioadsorbent beads were synthesized through crosslinking of chitosan (CS) by epichlorohydrin (ECH) using ion-imprinting strategy and the selective Al(III) ...

• Comparisons of dry grinding kinetics of lignite, bituminous coal, and petroleum coke 

  Deniz, Vedat (Taylor and Francis, 2013)

  The objective of this study was to analyze dry grinding kinetics of three different solid fuels in terms of selection and breakage distribution functions values using a batch laboratory ball mill. For this purpose, first, ...

• Interrelationships between the bond grindability with physicomechanical and chemical properties of coals 

  Deniz, Vedat; Umucu, Yakup (Taylor and Francis, 2013)

  In this research, different techniques for the estimation of Bond grindability (Gbg) values of coals are studied. Data from ten sub-bituminous coals from Turkey are used by featuring physicomechanical (ISI, Is, and FD) and ...

• Prediction of the bond grindability index from the sink-float test data of coals 

  Deniz, Vedat; Umucu, Yakup; Çayırlı, Serkan (Taylor and Francis, 2013)

  In this study, a relation for calculating the Bond grindability by the sink-float test data of coals was studied. Primarily, sink-float tests for three coal samples were made. Secondly, the cumulative weight and ash content ...

• Application of statistical process control for coal particle size 

  Deniz, Vedat; Umucu, Yakup (Taylor and Francis, 2013)

  In this article, variations in particle sizes (F50 and P 50) obtained from feeding and ground coals in a vertical roller mill of AS Cement Factory (Turkey) were investigated using control charts and process capability ...

• The use of co-polymer flocculants for the elimination of the environmental effects of wastewater of a coal washer and design of a thickener for supplies of fresh water 

  Deniz, Vedat (Taylor and Francis, 2013)

  A washing plant belonging to Özberil Mining Co. (Denizli/Turkey) has a 50 t/h of capacity and coal was washed with heavy media separation to increase its quality. Wastewaters of coal tailing streams of the washing plant ...

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