Yayın tarihi için WoS İndeksli Yayınlar Koleksiyonu listeleme
Toplam kayıt 372, listelenen: 1-20
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Synthesis of two alnustone-like natural diarylheptanoids via 4+3 strategy
(2009)The first total synthesis of (4E,6E)-1,7-bis(3,4-dihydroxyphenyl)-hepta-4, 6-dien-3-one and an alternative synthesis of (4E,6E)-1,7-bis(4-hydroxyphenyl)- hepta-4,6-dien-3-one, two natural diarylheptanoids, mainly based on ... -
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. ... -
Photodimerizations of hydroxy- and benzoylated 4-azachalcones and quantum chemical investigation of the reactions
(2010)Photodimerization reactions of compounds 4-6 gave four new cyclobutane-containing compounds (7-9) with full control over the stereochemistry at the four stereogenic centers. These new cyclobutane- containing compounds had ... -
Complexation of metal ions with double-armed diazadithia lariat ether carrying anthracene moieties in acetonitrile-dioxane
(2010)A new 14-membered crown ether with nitrogen-sulfur donor atom carrying two anthryl groups was designed and synthesized by the reaction of the corresponding macrocyclic compound and 9-(chloromethyl) anthracene. The influence ... -
The effect of PowerPoint presentations prepared and presented by prospective teachers on biology achievement and attitudes toward biology
(2010)The study aims to explore the effect of preparing and presenting powerpoint slides on prospective teachers' biology achievement and attitudes toward biology. The sample of the study was 109 freshman students from Pre-School ... -
Thermodynamics and kinetic studies of biosorption of a basic dye from aqueous solution using green algae Ulothrix sp.
(2010)This study addresses removal of a basic dye, methylene blue, from aqueous solutions by using dried Ulothrix sp. biomass as biosorbent. The effects of the initial dye concentration, contact time, temperature, solution ... -
Energy production, consumption, policies and recent developments in Turkey
(2010)Many factors to be appropriately addressed in moving towards energy sustainability in Turkey are examined. These include harnessing sustainable energy sources, utilizing sustainable energy carriers, increasing efficiency, ... -
Characterization of liquefaction susceptibility of sands by means of extreme void ratios and/or void ratio range
(American Society of Civil Engineers (ASCE), 2010)The liquefaction susceptibility of various graded fine to medium saturated sands are evaluated by stress controlled cyclic triaxial laboratory tests. Cyclic triaxial tests are performed on reconstituted specimens having ... -
Complexation of metal ions with the novel diazadithia crown ethers carrying two pyrene pendants in acetonitrile-tetrahydrofuran
(2010)Two crown ethers carrying pyrene side arms with nitrogen-sulfur donor atom were designed and synthesized by the reaction of the corresponding macrocyclic compounds and 1-bromomethyl-pyrene. The influence of metal cations ... -
Complexation of metal ions with the novel diazadithia crown ether carrying two anthryl pendants in acetonitrile-tetrahydrofuran
(2010)A new crown ether carrying two anthryl groups with nitrogen-sulfur donor atom was designed and synthesized by the reaction of the corresponding macrocyclic compound and 9-chloromethyl anthracene. The influence of metal ... -
Improvements on slope diffraction for multiple wedges
(2010)This article proposes an improved slope uniform theory of diffraction model for fast and more accurate field prediction for multiple wedge diffractions in the transition zone. The proposed method is based on the slope ... -
The first occurrence of the mite family linotetranidae (Acari: Tetranychoidea) in Turkey: Linotetranus anatolicus n. sp
(2010)A new species Linotetranus anatolicus Doan and Donel, n. sp. collected from soil, litter, oak bark and moss is herein described and figured. This is the first time that the family Linotetranidae has been recorded from ... -
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 ...