Yayın tarihi için Fen Fakültesi listeleme
Toplam kayıt 1146, listelenen: 121-140
-
Steiner minimum yayılan ağaç probleminin çözümünde genetik algoritmanın kullanılması
(2006)Genetik algoritmalar (GA) stokastik bir arama yöntemidir ve bu nedenle optimum ya da optimuma yakın çözümler verebilmektedir. GA son yıllarda gezgin satıcı problemi, karesel atama, yerleşim, atölye çizelgeleme, ders/sınav ... -
Floristic features of Pinus pinea forests in Kahramanmaraş(Eastern- Mmediterranean region of Turkey)
(2006)Pinus pinea (fıstık çamı) ormanları dünyada geni? bir yayılışa sahip değildir. Fıstık çamının dünyadaki yayılış alanları onun Akdeniz havzasına lokalize olmuş bir tür olduğuna işaret etmektedir. Bu çalışmada Türkiye'nin ... -
Effect of silicon on plant growth and mineral nutrition of maize grown under water-stress conditions
(Taylor & Francis Inc, 2006)The effect of silicon (Si) on physiological attributes and nutritional status of maize (Zea mays cv. DK 647 F1) under water stress was studied in a pot experiment. Treatments were (1) well watered (WW): 100% of FC (soil ... -
Synthesis and spectroscopic studies of mixed-ligand and polymeric dinuclear transition metal complexes with bis-acylhydrazone tetradentate ligands and 1,10-phenanthroline
(Pergamon-Elsevier Science Ltd, 2006)Two types of dinuclear copper(II) and nickel(II) complexes with two tetradentate N2O2 donor ligands 1,4-bis(1-anthranoylhydrazonoethyl)benzene (L-1), 1,4-bis(1-salicyloylhydrazonoethyl)benzene (L-2) and N,N '-bidentate ... -
Free-radical scavenging capacity and antimicrobial activity of wild edible mushroom from Turkey
(Academic Journals, 2006)Antioxidant capacity and antimicrobial activities of Ramaria flava (Schaeff) Quel. (RF) extracts obtained with ethanol were investigated in this study. Four complementary test systems; namely DPPH free radical scavenging, ... -
A study on the humidity sensing properties of ZnCr2O4-K2CrO4 ionic conductive ceramic sensor
(Elsevier Science Sa, 2006)The response to humidity of ZnCr2O4-K2CrO4 ceramic composites formed by solid-state reaction at elevated temperatures is studied. The fired ceramic body, which proved to be mainly constructed from ZnCr2O4 spinel grains, ... -
Metal complexes and solvent extraction properties of isonitrosoacetophenone 2-aminobenzoylhydrazone
(Pergamon-Elsevier Science Ltd, 2006)Three types of copper complexes as well as an oximate-bridged nickel complex with isonitrosoacetophenone 2-aminobenzoylhydrazone (H2L) have been prepared in ethanolic solution and characterized by elemental analyses, IR, ... -
A biosensor based on graphite epoxy composite electrode for aspartame and ethanol detection
(Elsevier Science Bv, 2006)A gelatin membrane with carboxyl esterase and alcohol oxidase was subsequently integrated onto the surface of a graphite epoxy composite electrode (GECE). The developed biosensors showed linearity in the range of 2.5-400 ... -
Lattice vibrations of pure and doped GaSe
(Pergamon-Elsevier Science Ltd, 2006)The Bridgman method is used to grow especially undoped and doped single crystals of GaSe. Composition and impurity content of the grown crystals were determined using X-ray fluorescence (XRF) method. X-ray diffraction, ... -
A new unsymmetrical vic-dioxime bearing salicylaldehyde 4-aminobenzoylhydrazone and its homo- and heterotrinuclear complexes with copper(II) and nickel(II) ions
(Pleiades Publishing Inc, 2006)A new vic-dioxinie, N-{4-[[(2-hydroxyphenyl)methylene]hydrazinecarbonyl]phenyl)aminoglyoxime (HP, was prepared by the reaction of anti-chloroglyoxime with salicylaldehyde 4-aminobenzoylhydrazone. The reaction of H3L with ... -
N-salicylidene anilines and their copper complexes: comparative investigations of mesomorphic, morphologic, thermotropic and thermodynamical properties
(Taylor & Francis Ltd, 2006)In this work comparative studies of the mesomorphic and morphologic properties and thermal behaviour of new Schiff base N-salicylidene aniline ligands and the effects of Cu(II) additions on these properties have been carried ... -
Investigation of heat capacities of proteins by statistical mechanical methods
(Elsevier Science Bv, 2007)In this study additional heat capacity of the proteins in water dissociation have been investigated by statistical mechanical methods. For this purpose, taking electric field E and total dipole moment M as thermodynamical ... -
Synthesis and characterization of copper(II) and nickel(II) complexes of isonitrosoacetophenone 4-aminobenzoylhydrazone
(Polish Chemical Soc, 2007)Two types of copper complexes as well as an oximate bridged nickel complex with a new tridentate ligand containing a monoxime and hydrazone moieties have been prepared and characterized by elemental analyses, IR, H-1 NMR, ... -
Macrofungi of Aydin Province, Turkey
(Mycotaxon Ltd, 2007)In this study, 2037 specimens of macrofungi were collected from different localities in Aydin province, west Anatolia, between the years 2002 and 2005, particularly during the autumn and spring seasons. As a result of the ... -
Heavy metals in some edible mushrooms from the Central Anatolia, Turkey
(Elsevier Sci Ltd, 2007)Eight trace elements (Pb, Cd, Zn, Fe Mn, Cu, Cr and Ni) in 15 different wild-growing edible mushroom species collected from Eskisehir, Turkey were determined. The highest Pb, Fe, Mn and Cu concentrations were 11.72, 11460, ... -
Adsorption studies on the treatment of textile dyeing effluent by activated carbon prepared from olive stone by ZnCl2 activation
(Wiley, 2007)This study aimed to investigate the removal of a reactive dye from aqueous solution by adsorption. Activated carbon prepared from olive stone, an agricultural solid by-product, was used as adsorbent. Different amounts of ... -
The effects of calcium sulphate on growth, membrane stability and nutrient uptake of tomato plants grown under salt stress
(Pergamon-Elsevier Science Ltd, 2007)A pot experiment was carried out with tomato (Lycopersicon esculentum Mill.) cv. "Target F1" in a mixture of peat, perlite, and sand (1:1: 1) to investigate the effects of supplementary calcium sulphate on plants grown at ... -
Synthesis and spectroscopic properties of new azo-dyes and azo-metal complexes derived from barbituric acid and aminoquinoline
(Elsevier Sci Ltd, 2007)Two new azo-dyes, 5-(quinoly-8-azo)pyrimidine-2,4,6-trione (L-1) and 5-(quinoly-8-azo)-1,3-dimethylpyrimidine-2,4,6-trione (L-2) were prepared by linking 8-aminoquinoline to barbituric acid and 1,3-dimethylbarbituric acid ... -
Does Liriomyza cicerina affect the yield of chickpeas (Cicer arietinum)?
(Springer, 2007)Liriomyza cicerina (Rondani, 1875) (Diptera: Agromyzidae) is an important pest on chickpea (Cicer arietinum L.) in some regions of Turkey. The objective of this study was to determine whether the populations of L. cicerina ... -
Prioritizing coverage-oriented testing process - An adaptive-learning-based approach and case study
(Ieee Computer Soc, 2007)This paper proposes a graph-model-based approach to prioritizing the test process. Tests are ranked according to their preference degrees which are determined indirectly, i.e., through classifying the events. To construct ...
