Güncel Gönderiler: WoS İndeksli Yayınlar Koleksiyonu
Toplam kayıt 372, listelenen: 341-360
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The impact of heavy metals on the activity of carbonic anhydrase from rainbow trout (Oncorhynchus mykiss) kidney
(2012)Many environmental and health problems have become a consequence of contamination of soil and water by toxic heavy metals and organic pollutants in the present age of technology. Heavy metals play vital roles in enzyme ... -
Effect of ultrasound treatment on steady and dynamic shear properties of glucomannan based salep dispersions: Optimization of amplitude level, sonication time and temperature using response surface methodology
(2012)The present study investigated effect of different amplitude levels (40, 70 and 100%), sonication temperatures (40, 50 and 60 °C) and exposure times (3, 7 and 11 min) on steady shear properties; apparent viscosity (?), ... -
Effect of magnetic flux distribution and magnetic powder addition on the magnetic levitation force of Sm123 superconductors
(2012)Sm123 and Sm211 were prepared by melt-powder-melt-growth and solid-state-reaction techniques, respectively, to have the nominal composition of (Sm123) 0.75 (Sm211) 0.25. After the preparation of this composition, the Fe-B ... -
Synthesis and carbonic anhydrase inhibitory properties of novel bromophenols including natural products
(2012)(2-Bromo-3,4-dimethoxyphenyl) (3,4-dimethoxyphenyl)methanone (10) and its derivatives with Br, one dibromide and isomeric three tribromides, were synthesized. Demethylation of these compounds afforded a series of new ... -
Facility layout using weighted association rule-based data mining algorithms: Evaluation with simulation
(2012)Facility layout has considerable effects on the operational productivity and efficiency of a facility because of its direct effect on material handling costs. The objective of this study is to propose new weighted association ... -
Airy's functions in nonlocal elasticity
(2011)Nanostructured devices and materials, such as carbon nanotubes, Atomic Force Microscope, MEMS, etc. attract increasing attention in the scientific world. It has been realized that the classical elasticity is not capable ... -
Purification and characterization of a pectin lyase produced by Geobacillus stearothermophilus Ah22 and its application in fruit juice production
(2011)Extracellular pectin lyase (PL) (EC 4.2.2.10) was produced by Geobacillus stearothermophilus Ah22 in solid state fermentation. The PL enzyme was purified 40.8-fold by DEAE-cellulose anion exchange column chromatography and ... -
Effect of photosonication treatment on inactivation of total and coliform bacteria in milk
(2011)The combined effect of simultaneously applied acoustic energy and ultraviolet irradiation (UV-C), named photosonication, on the population reduction of total and coliform bacteria in raw milk was investigated. Photosonication ... -
Mathematics teachers' views about measurement and evaluation dimension of new Turkish geometry curriculum
(2011)The aim of this study is to investigate mathematics teachers' views about measurement-evaluation dimension of new Turkish geometry curriculum. With this aim, 15 mathematics teachers who are selected from Artvin, Bayburt, ... -
A new species of Raphignathus Dugés (Acari, Raphignathidae) and newly discovered male of R. Fani Do?an and Ayyildiz from Turkey
(2011)A new mite species, Raphignathus kelkitensis n. sp. and a newly discovered male of Raphignathus fani Do?an and Ayyildiz from Turkey are described and illustrated. © 2011 Copyright Taylor and Francis Group, LLC. -
Azathia crown ethers carrying pyrene pendant as receptor molecules for metal sensor systems
(2011)A series of crown ethers carrying a pyrene group with nitrogensulfur donor atoms, that differ in having three, four and five sulfur atoms in the macrocycle was designed and synthesized by the reaction of the corresponding ... -
Waste utilization: The removal of textile dye (Bomaplex Red CR-L) from aqueous solution on sludge waste from electrocoagulation as adsorbent
(2011)The potential of removing Bomaplex Red CR-L dye from electro coagulation sludge has been investigated for different Bomaplex Red CR-L concentrations with varying adsorbent amount, temperature, pH and stirrer speed. Removal ... -
A Taguchi approach for optimization of design parameters in a tube with coiled wire inserts
(2011)This study presents the determination of the optimum values of the design parameters in a tube with equilateral triangular cross-sectioned coiled wire inserts. The effects of the design parameters such as the ratio of the ... -
Engineering properties of medium-to-fine sands injected with microfine cement grout
(2011)This article investigates the penetrability of microfine cement suspensions prepared with Rheocem 900 with and without superplasticizer additive into various graded fine-to-medium sands into which chemical grout permeation ... -
Investigation of university students' attitude toward the use of powerpoint according to some variables
(2011)In this study it is aimed to investigate whether university students' attitudes toward the use of PowerPoint as a supporting teaching tool in the lectures change according to variables such as gender, academic units attended. ... -
The effects of silica fume and fly ash on the scaling resistance and flexural strength of pavement concretes
(2011)The purpose of this study is to investigate the effects of Silica Fume (SF) and Fly Ash (FA) additives on the frost salt scaling resistance and flexural strength properties of pavement concrete. An attempt is also made to ... -
A new eyeless mite species of the genus Eustigmaeus Berlese (Acari: Stigmaeidae) from Turkey [Türkiye'den Eustigmaeus Berlese (Acari: Stigmaeidae) cinsine ait gözsüz yeni bir akar türü]
(2011)A new eyeless mite species of the genus Eustigmaeus from Turkey, Eustigmaeus anophthalmus, is described and illustrated. © TÜBİTAK. -
Determination of protein and gluten quality-related parameters of wheat flour using near-infrared reflectance spectroscopy (NIRS) [Yaki{dotless}n Ki{dotless}zi{dotless}lötesi Spektroskopisi (NIRS) kullanarak bu?day unlari{dotless}ni{dotless}n protein ve glutenle ilgili kalite parametrelerinin belirlenmesi]
(Turkiye Klinikleri Journal of Medical Sciences, 2011)Wet chemistry analyses done for quality control purposes in wheat and flour processing are time-consuming. Near-infrared spectroscopy (NIRS) as an alternative technology to conventional methods allows us to obtain results ... -
Synthesis of sterically constrained tricyclic pyrrolidinyl alcohol ligands for the enantioselective ethylation of aryl aldehydes: Assessment of the influence of ring strain and N-alkyl chain length on asymmetric induction
(2011)A series of chiral sterically constrained tricyclic pyrrolidinyl alcohol ligands were synthesized from the appropriate amino acids, and a comparative study of the activity and selectivity of the ligands for the enantioselective ... -
Statistical downscaling of monthly precipitation using NCEP/NCAR reanalysis data for tahtali river basin in Turkey
(2010)Statistical downscaling methods describe a statistical relationship between large-scale atmospheric variables such as temperature, humidity, precipitation, etc., and local-scale meteorological variables like precipitation. ...