Yayıncı "Pergamon-Elsevier Science Ltd" Scopus İndeksli Yayınlar Koleksiyonu için listeleme
Toplam kayıt 128, listelenen: 21-40
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Bioengineering functional copolymers. XXI. Synthesis of a novel end carboxyl-trithiocarbonate functionalized poly(maleic anhydride) and its interaction with cancer cells
(Pergamon-Elsevier Science Ltd, 2012)A novel carboxyl-trithiocarbonate functionalized polymer with a highly selective antitumor activity was synthesized by a reversible addition-fragmentation chain transfer (RAFT) polymerization of maleic anhydride (MA) with ... -
Calculation for the thermodynamic properties of an alternative refrigerant (R508b) using artificial neural network
(Pergamon-Elsevier Science Ltd, 2007)This study proposes a alternative approach based on artificial neural networks (ANNs) to determine the thermodynamic properties - specific volume, enthalpy and entropy - of an alternative refrigerant (R508b) for both ... -
Calculations of neutron-induced production cross-sections of W-180,W-182,W-183,W-184,W-186 up to 20 MeV
(Pergamon-Elsevier Science Ltd, 2009)Neutron-induced cross-sections for the stable isotopes W-180,W-182,W-183,W-184,W-186 in the energy region up to 20 MeV have been calculated. Calculations were made with the codes CEM03.01 and ALICE/ASH, using the following ... -
Can the uncertainty in brass casting blending problem be managed? A probability/possibility transformation approach
(Pergamon-Elsevier Science Ltd, 2011)Problems about the uncertainty in raw material compositions are a critical issue for the blending problems. It is feared that uncertainty in raw material compositions would often cause percent values of the actual blend ... -
Catalytic enantioselective addition of diethylzinc to aldehydes using aziridine based chiral ligands
(Pergamon-Elsevier Science Ltd, 2007)The readily available ferrocenyl substituted aziridinylmethanol 1 (FAM-1) was used as a chiral catalyst in the diethylzinc addition reaction to aromatic and aliphatic aldehydes to give secondary alcohols in high yields and ... -
A certain subclass of analytic functions involving operators of fractional calculus
(Pergamon-Elsevier Science Ltd, 1998)Making use of certain operators of fractional calculus, we introduce a new class T-mu(n,lambda,alpha) of functions which are analytic and univalent in the open unit disk U and obtain a necessary and sufficient condition ... -
Characterization of martensite in Fe-25%Ni-15%Co-5%Mo alloy
(Pergamon-Elsevier Science Ltd, 2009)Kinetic, morphological, crystallographical, magnetic and thermal characteristics of thermally induced martensite in Fe-25%Ni-15%Co-5%Mo, alloy have been investigated by scanning electron microscope (SEM), transmission ... -
Chiral phosphine oxide aziridinyl phosphonate as a Lewis base catalyst for enantioselective allylsilane addition to aldehydes
(Pergamon-Elsevier Science Ltd, 2015)A series of chiral Lewis bases, phosphine oxide ferrocenyl aziridinyl methanol 1-4, phosphinyl aziridinyl phosphonates 5 and 6, and phosphine oxide aziridinyl phosphonates 7 and 8 were screened for allylsilane additions ... -
A classification mechanism for determining average wind speed and power in several regions of Turkey using artificial neural networks
(Pergamon-Elsevier Science Ltd, 2005)In this paper, average wind speed and wind power values are estimated using artificial neural networks (ANNs) in seven regions of Turkey. To start with, a network has been set up, and trained with the data set obtained ... -
Classification of educational backgrounds of students using musical intelligence and perception with the help of genetic neural networks
(Pergamon-Elsevier Science Ltd, 2009)In this study, we demonstrate that machine learning can be used to classify students who had backgrounds in positive-sciences (including engineering, science and math disciplines) vs. social-sciences (including arts and ... -
A color image segmentation approach for content-based image retrieval
(Pergamon-Elsevier Science Ltd, 2007)This paper describes a new color image segmentation method based on low-level features including color, texture and spatial information. The mean-shift algorithm with color and spatial information in color image segmentation ... -
A combined goal programming - AHP approach supported with TOPSIS for maintenance strategy selection in hydroelectric power plants
(Pergamon-Elsevier Science Ltd, 2017)Sustainable energy supply defined as uninterrupted, reliable, efficient, economic and environmentally friendly electricity generation is the main goal of power plants. Carrying out the proper maintenance processes has ... -
Comparative study of mathematical and experimental analysis of spark ignition engine performance used ethanol-gasoline blend fuel
(Pergamon-Elsevier Science Ltd, 2007)This study consists of two cases: (i) The experimental analysis: Ethanol obtained from biomass can be used as a fuel in spark ignition engines. As renewable energy source ethanol, due to the high octane number, low emissions ... -
Comparison of fission barrier and level density models for (alpha,f) reaction of some heavy nuclei
(Pergamon-Elsevier Science Ltd, 2014)In this work, alpha induced fission reactions for some heavy nuclei (Th-232, U-235, U-238, Np-237 and Pu-238) are calculated based on both fission barrier models and level density models by using the TALYS 1.2 code. The ... -
Consumption of aqueous garlic extract leads to significant improvement in patients with benign prostate hyperplasia and prostate cancer
(Pergamon-Elsevier Science Ltd, 2003)Aim: Investigation of possible effects of garlic extract supplementation on disease parameters of patients with benign prostate hyperplasia. (BPH). and prostate cancer (PC). Materials and methods: Twenty seven patients ... -
Controlled cationic polymerization of furfuryl alcohol
(Pergamon-Elsevier Science Ltd, 2013)CuCl/N,N,N',N '',N ''-pentamethyldiethylenetriamine catalyst system was used successfully in the controlled cationic polymerization of furfuryl alcohol initiated with benzyl bromide in acetonitrile. Polymerizations were ... -
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 ... -
Copper-catalyzed asymmetric conjugate addition of diethylzinc to substituted chalcones using a chiral phosphine ligand
(Pergamon-Elsevier Science Ltd, 2011)A series of chiral phosphine PFAM and phosphine oxide POFAM ligands were studied for the copper-catalyzed asymmetric diethylzinc addition to enones. One of these ligands, PFAM2, was an efficient catalyst with a variety of ... -
Corrosion inhibition of brass in presence of terdentate ligands in chloride solution
(Pergamon-Elsevier Science Ltd, 2005)The inhibition of two terdentate ligands, 2-[(E)-pyridin-2-ylimino)methyl)]phenol and 2-[(pyridin-2-ylamino)methyl]phenol, abbreviated L, and L, respectively, on the corrosion of brass in 0.10 M NaCl solution under various ... -
Coupled fixed point theorems for contractions in fuzzy metric spaces
(Pergamon-Elsevier Science Ltd, 2010)In the present work, we prove a coupled fixed point theorem for contractive mappings in complete fuzzy metric spaces. (C) 2009 Elsevier Ltd. All rights reserved.