Ara
Toplam kayıt 666, listelenen: 161-170
Synthesis and properties of crown ether functionalized coumarin substituted zinc phthalocyanine
(Pergamon-Elsevier Science Ltd, 2011)
The novel 6,7-[15-crown-5]-3-[p-(2,3-dicyanophenoxy)phenyl]coumarin (1) and its non-peripherally substituted zinc phthalocyanine complex (2) have been prepared and characterized by elemental analysis, H-1 NMR (for compound ...
Orthogonal Synthesis of Block Copolymer via Photoinduced CuAAC and Ketene Chemistries
(Wiley-V C H Verlag Gmbh, 2016)
A novel route for the synthesis of poly(ethylene glycol)-b--polystyrene copolymer, starting from commercially available poly(ethylene glycol) methyl ether and azido terminated polystyrene prepared by atom transfer radical ...
The determination of short circuits and grounding faults in electric power systems using time-frequency analysis
(Univ Cape Town, Energy Res Centre, 2015)
In order to ensure that electrical energy reaches consumers uninterrupted, researchers constantly try to improve power transmission lines. To realize this improvement, probable faults should be analysed through every known ...
The comparative analysis of boost DC/DC converter used in hybrid electric vehicles
(2012)
Power electronics converters are the periodically changing systems because of their switching structures. For this reason, the dynamic attitudes of the converters show nonlinear characteristics. The analysis and design of ...
Evaluating of preservice science teachers’ understanding DF general chemistry cdncepts by using twd tier diagnostic test
(Scientific Methodical Center, 2016)
This research aimed at evaluating pre-service science teachers’ understanding of the subject matters such as “thermochemistry, chemical kinetics, chemical equilibrium, acids and bases and electrochemistry”. For this purpose, ...
Residue Analysis and Determination of IMI Herbicides in Sunflower and Soil by GC-MS
(Springer Heidelberg, 2017)
Sunflower agriculture is an important subsector that plays a key role in the economy of Turkey, contributing 1.38 million tonnes. The aim of this study is to investigate the levels of imidazolinone (IMI) group herbicides ...
How does the digital economy and society index (DESI) affect labor market indicators in EU countries?
(Ios Press, 2021)
OBJECTIVE: This study aims to determine the effects of the DESI (connectivity, human capital/digital skills, use of internet service by citizens, integration of digital technology and digital public services) on labor ...
BAYESIAN NETWORK MODEL OF TURKISH FINANCIAL MARKET FROM YEAR-TO-SEPTEMBER 30TH OF 2016
(Yildiz Technical Univ, 2019)
Bayesian Networks (BNs) are a useful graphical probabilistic structure for visualizing and understanding the dependencies of random variables. In this study, July 15 coup attempts' effects on Turkish Financial Market are ...
The relation of the subjective dyspnoea perception with objective dyspnoea indicators, quality of life and functional capacity in patients with COPD
(Wiley-Blackwell, 2013)
Aims and objectives. The study was conducted to determine the relationship between the subjective dyspnoea perception and objective dyspnoea indicators, quality of life and functional capacity. Background. Even though ...
Pomegranate extract: a potential protector against aminoglycoside ototoxicity
(Cambridge Univ Press, 2014)
Objective: To investigate the effectiveness of pomegranate extract as protection against aminoglycoside ototoxicity. Design: Prospective, randomised, controlled, experimental study. Subjects: Eighteen Wistar albino rats ...