Güncel Gönderiler: Fen Fakültesi
Toplam kayıt 1154, listelenen: 861-880
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Phenolic composition, enzyme inhibitory, and antioxidant activity of Bituminaria bituminosa
(Korean Society Food Science & Technology-Kosfost, 2016)This study aimed to evaluate the in vitro antioxidant and enzyme inhibitory activities of ethyl acetate, methanol, and water extracts of Bituminaria bituminosa. In phosphomolybdenum assay, the methanol extract showed the ... -
Investigation of Phase States, Thermo-Morphologic, Magneto-Morphologic and Refractive Properties of Mesophases in Dodecyltrimethyl Ammonium Bromide - Water Lyotropic Liquid Crystalline System
(Carl Hanser Verlag, 2016)We report the phase states in dodecyltrimethyl ammonium bromide/water (DDTMABr-H2O) lyotropic liquid crystalline system. The temperature-concentration phase diagram of this system has been determined. Isotropic micellar ... -
The regional prediction model of PM10 concentrations for Turkey
(Elsevier Science Inc, 2016)This study is aimed to predict a regional model for weekly PM10 concentrations measured air pollution monitoring stations in Turkey. There are seven geographical regions in Turkey and numerous monitoring stations at each ... -
A practical and effective strategy for the thin and uniform carbon layer onto LiCoPO4 cathode surface in terms of the rate capability and cycle stability
(Pergamon-Elsevier Science Ltd, 2016)Nanoscale pure LiCoPO4 and LiCoPO4/C materials were successfully synthesized as excellent quality cathode materials for high-voltage and high energy density lithium-ion applications. These materials are simply produced by ... -
Total antioxidant capacity, catalase activity, and lipid peroxidation changes in seminal plasma of sex-reversed female and male rainbow trout (Oncorhynchus mykiss) during spawning season
(Elsevier Science Inc, 2016)The advantages of gender-related characteristics are used in aquaculture practice to improve production. For instance, all-female stocic is preferable than mixed or all-male stock in salmonid culture. The most effective ... -
Polyoxy-Derivatized Perylenediimide as Selective Fluorescent Ag (I) Chemosensor
(Springer/Plenum Publishers, 2016)Recent investigations indicated that same concentrations of the ionic silver have harmful effects on aquatic life, bacteria and human cells. Herein we report chemosensory properties of N,N (') -Bis(4-{2-[2-(2-methoxyethoxy)ethoxy] ... -
Chemical content and antimicrobial properties of three different extracts of Mentha pulegium leaves from Mugla Region, Turkey
(Triveni Enterprises, 2016)The extract of ethanol, methanol and DMSO of pennyroyal leaves from Mugla Region (Turkey) were tested for antimicrobial activity against eleven bacterial and one yeast strain by disc diffusion method. Among the extracts ... -
In vitro biofilm formation in ESBL producing Escherichia coli isolates from cage birds
(Elsevier Sci Ltd, 2016)Objective: To determine biofilm and hydrophobicity formation ratios in extended spectrum beta lactamases (ESBL) synthesizing Escherichia coli isolates which were isolated from feces samples of 150 cage bird species randomly ... -
Right-Censored Nonparametric Regression: A Comparative Simulation Study
(Assoc Information Communication Technology Education & Science, 2016)This paper introduces the operating of the selection criteria for right-censored nonparametric regression using smoothing spline. In order to transform the response variable into a variable that contains the right-censorship, ... -
Partial Purification, Characterization and Biodiesel Application of Streptomyces lienomycini Lipase
(Ars Docendi, 2016)The lipase from Streptomyces lienomycini 350-2 (LipS350-2) was partially purified, characterized, and its transesterification capacity was determined. Lipase activity was measured using p-nitrophenylpalmitate (p-NPP) as a ... -
Refractive and birefringent properties and order parameter of nematic liquid crystal at the direct and reverse nematic <-> isotropic liquid phase transition
(Natl Inst Optoelectronics, 2016)Temperature dependences of the refractive indices, birefringence and molecular polarizability in large temperature interval and especially in the region of the direct nematic mesophase - isotropic liquid (for the heating ... -
Length-weight relationships of three fish species from Trasimeno Lake, Italy
(Wiley, 2016)Length-weight relationships for Alburnus arborella, Esox cisalpinus and Scardinius hesperidicus from Trasimeno Lake are provided. A total of 4,205 specimens were collected for examination from 2008 to 2014 throughout the ... -
Revealing information and equipment redundancies in air pollution monitoring networks in Turkey
(Springer, 2016)Air pollution monitoring networks are the primary tools for measuring, managing and assessing air quality. However, these networks need considerable financial resources due to expensive devices and analyses, as well as ... -
Compounds from the pods of Astragalus armatus with antioxidant, anticholinesterase, antibacterial and phagocytic activities
(Taylor & Francis Ltd, 2016)Context: The phytochemical study and biological activities of Astragalus armatus Willd. subsp. numidicus (Fabaceae) pods, an endemic shrub of Maghreb, are reported. Objective: This study isolates the secondary metabolites ... -
Protective effects of Opuntia ficus-indica extract on ram sperm quality, lipid peroxidation and DNA fragmentation during liquid storage
(Elsevier Science Bv, 2016)The present study aimed to assess the phenolic composition of the acetone extract from Opuntia ficus indica cladodes (ACTEX) and its effects on ram semen variables, lipid peroxidation and DNA fragmentation during liquid ... -
Preparation, Characterization and Electrochemical Application of Graphene-metallic Nanocomposites
(Wiley-V C H Verlag Gmbh, 2016)Three different Graphene-Metallic (Graphene-Me) nanocomposites - Graphene-Silver (Graphene-Ag), Graphene-Gold (Graphene-Au) and Graphene-Platinum (Graphene-Pt) nanocomposites - were prepared and characterized. The ... -
Multiple energy synchrotron biomedical imaging system
(Iop Publishing Ltd, 2016)A multiple energy imaging system that can extract multiple endogenous or induced contrast materials as well as water and bone images would be ideal for imaging of biological subjects. The continuous spectrum available from ... -
A comparison of the effect of CdCl2 and MgCl2 processing on the transport properties of n-CdS/p-CdTe solar cells and a simple approach to determine their back contact barrier height
(Pergamon-Elsevier Science Ltd, 2016)A simple approach, which can estimate the barrier height of non-Ohmic back contacts for CdS/CdTe solar cell by using its temperature dependent forward biased current-voltage data, is explained. The method involves modelling ... -
What do we need for the lithium-air batteries: A promoter or a catalyst?
(Pergamon-Elsevier Science Ltd, 2016)LaSr-based perovskite materials are frequently studied as catalyst at the cathode of the lithium-air batteries (LAB). In this study, we compared Pb, Ba and Sr in the form of La0.65X0.35MnO3 (X = Pb, Ba, Sr) at the cathode ... -
Fractional virus epidemic model on financial networks
(De Gruyter Poland Sp Z O O, 2016)In this study, we present an epidemic model that characterizes the behavior of a financial network of globally operating stock markets. Since the long time series have a global memory effect, we represent our model by using ...
