Ara
Toplam kayıt 71, listelenen: 31-40
The adaptation of the pedagogical knowledge and skills survey into Turkish: Validity and reliability study
(Mehmet Tekerek, 2019)
This research aims to adapt the Pedagogical Knowledge and Skills in Teaching (PKST) survey developed by Wong, Chong, Choy and Lim (2012) to Turkish. The participants of the study are 830 4th year students of education ...
Aminopyrazole-substituted metallophthalocyanines: Preparation, aggregation behavior, and investigation of metabolic enzymes inhibition properties
(Wiley-V C H Verlag Gmbh, 2019)
The synthesis, characterization, aggregation behavior, theoretical studies, and investigation of antimicrobial, antidiabetic, and anticholinergic properties of 4-(2-(5-amino-4-(4-bromophenyl)-3-methyl-1H-pyrazol-1-yl)eth ...
Synthesis of novel cyano quinoline derivatives
(Pergamon-Elsevier Science Ltd, 2015)
6,8-Dibromo-1,2,3,4-tetrahydroquinoline (2) and 3,6,8-tribromoquinoline (3) were converted into the corresponding cyano derivatives via copper assisted nucleophilic substitution reactions. While bromination of 6-bromo-8- ...
Synthesis Of Brominated Quinolines
(Yildiz Technical Univ, 2015)
this study, bromination reactions of 1,2,3,4-tetrahydroquinoline by molecular bromine and aromatization reactions of brominated tetrahydroquinolines were reinvestigated. Optimal reaction conditions were established for ...
Effect of heat treatments on the microhardness and tensile strength of Al-0.25 wt.% Zr alloy
(Elsevier Science Sa, 2015)
In the present work, the effect of heat treatments on the microhardness and tensile properties of the Al-0.25 Zr (wt.%) alloy have been investigated. The Al-0.25 Zr (wt.%) alloy was melted in a vacuum furnace, and the ...
Augmented reality in science laboratories: The effects of augmented reality on university students' laboratory skills and attitudes toward science laboratories
(Pergamon-Elsevier Science Ltd, 2016)
This study investigated the effects of the use of augmented reality (AR) technologies in science laboratories on university students' laboratory skills and attitudes towards laboratories. A quasi-experimental pre-test/post-test ...
Convenient synthesis of disubstituted tacrine derivatives via electrophilic and copper induced reactions
(Pergamon-Elsevier Science Ltd, 2016)
The bromination of 2-aminobenzonitrile (2) with molecular bromine (2 equiv) furnished 2-amino-3,5-dibromobenzonitrile (7) in 98% yield. One-pot syntheses are described for dibromotacrine derivatives (6,14-18) utilizing ...
Effect of heat treatment on the microstructures and mechanical properties of Al-5.5Zn-2.5Mg alloy
(Elsevier Science Sa, 2016)
The Al-5.5 Zn-2.5 Mg (wt%) ternary alloy was prepared using a vacuum melting furnace and a casting furnace. Microstructural and mechanical properties of the alloy were investigated as-cast and under heat-treated conditions. ...
A Study on Piperine, Active Compound of Black Pepper
(2016)
Piperine, the most important compound of black pepper, is used for treating several diseases such as breast, colon, rectal, and stomach cancer. In this study, the thermodynamical properties of this molecule in blood were ...
The Investigation Of Menthol's Bioactivity As Theoritical By Using DFT (Density Functional Theory)
(2015)
Mints are used tradational medicine for hundred years by humankind. The important constitiuent of mint, menthol, is especially in blood is eager to give reaction as an antioksidan. To understand menthol's bioactivity in ...