Makale Koleksiyonu: Recent submissions
Now showing items 4801-4820 of 5745
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Changes in theanine and caffeine contents of black tea with different rolling methods and processing stages
(2013)Theanine is a specific amino acid in tea, which has positive effects on health. Theanine contents of different grade Turkish teas, variations in the theanine content during tea processing, and the effects of different ... -
Optimization of acid phosphatase production and Zn(II) bioaccumulation by R. delemar using response surface method [R. delemar'in asit fosfataz üretimi ve Zn(II) biyobirikiminin cevap yüzey yöntemi kullanarak optimize edilmesi]
(2014)Acid phosphatase activity, Zn (II) bioaccumulation and growth of R. delemar were investigated as a function of pH, temperature and initial Zn(II) ion concentration. Experimental design was performed by response surface ... -
2-[1-(4-Bromophenyl)-3-hydroxy-3-(4-methoxyphenyl)propyl]cyclohexanol
(2013)In the title compound, C22H27BrO3, the cyclohexane ring adopts a chair conformation. The dihedral angle between the benzene rings is 41.9 (4)°. In the crystal, molecules are linked by O - H...O and C - H...O hydrogen bonds, ... -
The relationship between prospective teachers’ love for children and “Gender roles and some demographic qualities”
(2014)The present research primly aims to analyze the concept of “love for children” within the context of education. It also aims to investigate the personal and academic conditions in favor of or against love for children among ... -
Notes on generalized Jordan (?, ?)* - Derivations of semiprime rings with involution
(2014)Let R be a 6-torsion free semiprime *-ring, ? an endomorphism of R, ? an epimorphism of R and f: R ? R an additive mapping. In this paper we proved the following result: f is a generalized Jordan (?, ?)* -derivation if and ... -
Attitudes towards knowledge management of school administrators and teachers working in Turkish schools
(2014)The aim of this study is to investigate attitudes of school administrators and teachers working in Turkish schools towards knowledge management. In this research, an explanatory design incorporating quantitative and ... -
The diagnostic value of preoperative neutrophil-to-lymphocyte ratio in patients with endometrial, cervical and ovarian cancers [Endometrıyum, servıks ve over kanserlı hastalarinda preoperatıf nötrofıl-lenfosıt oraninin tanisal değerı]
(2015)Objective: The aim of this study was to evaluate the usage of preoperative neutrophil-to-lymphocyte ratio and mean platelet volume as biomarkers for the prediction of cancer stage in patients with endometrial, ovarian, and ... -
Optical characterization of laser-driven double Morse quantum wells
(Elsevier Ltd, 2019)In this study, the first-order linear, third-order nonlinear, and total absorption coefficients for the intersubband transition between the two lower-lying electronic levels in both symmetric and asymmetric double Morse ... -
Retrospective analyse of endometrioid type endometrial carcinomas [Endometrioid tip endometriyum kanser vakalarimizin retrospektif değerlendirilmesi]
(2014)Objective: The objective of this study is to analyse clinical results for endometrioid type endometrial carcinoma in our clinic Method: Thirty-one cases, operated in our clinic between 2006 and 2010, were included. Data ... -
Can Er: YAG laser be an alternative to conventional methods for repairing composite resins?
(2013)Objectives: The objective of this study was to compare the effect of four different surface treatments on the repair bond strength of aged composite resin by employing the micro-shear test. Material and Methods: Forty-eight ... -
A new preconcentration procedure to quantify total acid hydrolyzed fluoride in selected beverages and foods by spectrophotometry
(2015)A new micellar-mediated, cloud-point extraction (CPE) method has been developed for the quantification of trace levels of fluoride by means of spectrophotometry. The method is based on the selective ion association of ... -
Effects of al concentration on photovoltaic property of ZnO: Al/p-type si by pulsed filtered cathodic vacuum arc deposition system
(2015)The effects of Al concentration on XPS, Raman, Hall and photovoltaic properties of Al-doped ZnO films were investigated onto Si (100) substrate by pulsed filtered cathodic vacuum arc deposition (PFCVAD) system, at room ... -
Prevalence of sleep disorders in the Turkish adult population epidemiology of sleep study
(2015)Sleep disorders constitute an important public health problem. Prevalence of sleep disorders in Turkish adult population was investigated in a nationwide representative sample of 5021 Turkish adults (2598 women and 2423 ... -
Natural deep eutectic solvent-based ultrasound-assisted-microextraction for extraction, pre-concentration and analysis of methylmercury and total mercury in fish and environmental waters by spectrophotometry
(Taylor and Francis Ltd., 2019)In this study, a simple, pH-controlled, and natural deep eutectic solvent-based microextraction (NADES-ME) procedure is proposed before the spectrophotometric analysis of methylmercury (MeHg) and total mercury in fish and ... -
The opinion of catering sector about the smoking ban and the evaluation of establishments [İkram sektörü çali{dotless}şanlari{dotless}ni{dotless}n sigara yasasi{dotless}na ilişkin görüşleri ve işyerlerinin de?erlendirilmesi]
(2014)Introduction: We aimed to evaluate the knowledge and perspective of employees/employers in the catering sector in our city regarding the smoking ban, as well as to determine the changes in the number of customers and income ... -
Hermite-Hadamard’s inequalities for conformable fractional integrals
(Balikesir University, 2019)In this paper, we establish the Hermite-Hadamard type inequalities for conformable fractional integral and we will investigate some integral inequalities connected with the left and right-hand side of the Hermite-Hadamard ... -
Weldability characteristics of friction-welded AISI 2205 to AISI 1020 steels
(Springer Verlag, 2017)The purpose of this study is to investigate mechanical and microstructure properties of AISI 2205 and AISI 1020 steel couples joined by using friction welding method and having different chemical compositions. Therefore, ... -
Lie ideals and (?,?)-derivations of *-prime rings
(2013)Let (R, *) be a 2-torsion free *-prime ring with involution *, L ? {0} be a *-Lie ideal of R. An additive mapping d: R ? R is called an (?,?)-derivation of R such that d(xy) = d(x)?(y) + ?(x)d(y). In the present paper, we ... -
Morpho-pomological diversity of Turkish pear (Pyrus communis L.) accessions in eastern mediterranean region of Turkey [Morfologiczna i pomologiczna ró?norodno?? Tureckich odmian gruszy (Pyrus communis L.) we wschodnim ?ródziemnomorskim rejonie Turcji]
(2016)Conservation and sustainable use of plant genetic resources is important to meet the demand for future food security. This study was conducted on twenty-five native pear accessions sampled from Hatay, province, in eastern ... -
Manganese sensitised-indirect determination of melamine in milk-based samples by flame atomic absorption spectrometry coupled with ultrasound assisted-cloud point extraction
(Taylor and Francis Ltd., 2019)In the current study, a simple and low- cost method of UA-CPE in combination with flame atomic absorption spectrometry (FAAS) was developed for pre-concentration and indirect determination of melamine in milk-based samples. ...