Yayın tarihi için Fen Edebiyat Fakültesi listeleme
Toplam kayıt 673, listelenen: 21-40
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Electrochemical corrosion properties of metal alloys used in orthopaedic implants
(2009)This study concerns an investigation of the corrosion behavior of 316 stainless steel, CoCrMo and Ti6Al4V alloys in simulated body conditions (ringer lactate) at 37 °C by the use of Tafel plots, mixed potential and ... -
Solvent effects on pKa values of some substituted sulfonamides in acetonitrile-water binary mixtures by the UV-spectroscopy method
(2009)The examination of the dissociation constants of sulfonamides is essential in drug-design studies and in explaining the biopharmaceutical properties of substances. The dissociation constants of ten common human and veterinary ... -
Determination of pKa values of some auxins in methanol-water mixtures by reversed phase liquid chromatography and potentiometric methods
(Sociedade Brasileira de Quimica, 2009)Os hormônios das plantas são de vital importância para o seu funcionamento normal. As auxinas são uma classe de fito-hormônios envolvidas em muitos aspectos do crescimento. Os ácidos indol-3-acético (IAA), indol-3-pirúvico ... -
Determination of protonation constants of some tetracycline antibiotics by potentiometry and LC methods in water and acetonitrile-water binary mixtures
(2009)Uma estimativa acurada das constantes de dissociação de antibióticos tetraciclina em misturas binárias acetonitrila-água é muito importante para muitas técnicas de separação, como cromatografia líquida e eletroforese capilar ... -
Fabrication and characterization of boron doped Ni/Zn acetate nanofibers
(2009)This study is related to the preparation of boron doped Nickel/Zinc metal fibers prepared by the use of electrospinning technique. The originality of this study is the addition of boron to metal acetates. The addition of ... -
Electrochemical investigation of Zinc(II)-furdap amide complex in DMSO medium
(2009)The electrochemical behavior of Zinc(II)-furdap amide complex has been investigated by the use of several electrochemical methods in DMSO on platinum electrode. Both the ligand and the complex gave one electron transfer ... -
Investigation of the time evolution of Lane-emden-type Kanai-caldirola oscillator
(2009)In this study, we have investigated the time evolution of the first kind Lane-Emden-type Kanai-Caldirola oscillator. The total energy of the one dimensional classical harmonic oscillator with time-dependent mass is obtained. ... -
Characterization of martensite in Fe-25%Ni-15%Co-5%Mo alloy
(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 ... -
Allozymic variations in the genus dryomys (rodentia: gliridae) distributed in Turkey
(Wiley-Blackwell Publishing, Inc, 2009)[Abstract Not Available] -
“Kişinin sözel biyografisi” olarak ağıtlar: Âşık Murat Çobanoğlu (1940-2005)
(Hacettepe Üniversitesi Edebiyat Fakültesi Türk Dili ve Edebiyatı Bölümü, 2010)Ağıt Türk edebiyatının en eski türlerinden birisidir. Yazılı ve sözlü edebiyatta zengin örnekleri bulunmaktadır. Genellikle ölüm konusu ele alınmaktadır. Halk şiiri biçiminde oluşturulmuş örnekleri çalışmamızda kullanılmıştır. ... -
Coal an impure fuel source: Radiation effects of coal-fired power plants in Turkey
(Hacettepe Üniversitesi, 2010)Turkish coal is generally poor quality and the levels of chemical and radiological toxic trace elements in it are higher with respect to mean values of activity concentrations given in United Nations Scientific Committee ... -
Aquatic coleoptera fauna of Çorum and Yozgat provinces (Turkey)
(Ersin Yücel, 2010)Aquatic beetles in the families Gyrinidae, Haliplidae, Noteridae, Dytiscidae, Helophoridae and Hydrophilidae were sampled at the Çorum and Yozgat provinces in Central Anatolian from 2006 through 2009. 61 species of water ... -
The effect of the neurosecretory material in the median neurosecretory cells on egg development of the endoparasitic pimpla turionellae L. (hymenoptera: ichneumonidae)
(Hacettepe Üniversitesi, 2010)The purpose of this study is to examine the effects of the neurosecretory material (NSM) in median neurosecretory cells (MNC) on reproduction of endoparasitic Pimpla turionellae L.. For this purpose, the egg maturation and ... -
Attitudes, self-efficacy and science processing skills of teaching certificate master's program (OFMAE) students
(2010)Problem Statement: The present research investigated attitudes toward science teaching, science teaching self-efficacy, and science processing skills of 77 students attending a teaching certificate master's program on ... -
Dielectric properties and ac electrical conductivity of MIS structures in the wide frequency and temperature range
(National Institute of Optoelectronics, 2010)Dielectric properties and electrical conductivity of the Al/SiO2/p-Si (MIS) structures have been investigated in the temperature and frequency range of 80-400 K and 1 kHz-100 kHz, respectively. Experimental results show ... -
Determination of dissociation constants of folinic acid (leucovorin), 5-fluorouracil, and irinotecan in hydro-organic media by a spectrophotometry method
(2010)In this study, a multiwavelength spectrophotometry method was used for the determination of the dissociation constants of drugs used for treatment of colorectal cancer, folinic acid (leucovorin), 5-fluorouracil, and ... -
Synthesis and biological activity of new cycloalkylthiophene-Schiff bases and their Cr(III) and Zn(II) complexes
(Birkhauser Boston, 2010)A series of some novel Ethyl 2-((1-hydroxynaphthalen-2-yl)methyleneamino)- 5,6-dihydro-4H-cyclopenta[b]thiopehene-3-carboxylate, Ethyl 2-((1- hydroxynaphthalen- 2-yl)methyleneamino)-4,5,6,7-tetrahydrobenzo[b]thiophene-3- ... -
Determination of pKa values of some sulfonamides by LC and LC-PDA methods in acetonitrile-water binary mixtures
(2010)As constantes de dissociação de sete sulfonamidas antibióticas, sulfadiazina, sulfatiazol, sulfamerazina, sulfametazina, sulfamonometoxina, sulfadoxina e sulfametoxazol, foram determinadas em diferentes misturas binárias ... -
Electrochemical evaluation and determination of antiretroviral drug fosamprenavir using boron-doped diamond and glassy carbon electrodes
(2010)Fosamprenavir is a pro-drug of the antiretroviral protease inhibitor amprenavir and is oxidizable at solid electrodes. The anodic oxidation behavior of fosamprenavir was investigated using cyclic and linear sweep voltammetry ... -
The effects of surface states and series resistance on the performance of Au/SnO2/n-Si and Al/SnO2/p-Si (MIS) Schottky barrier diodes
(2010)We have fabricated two types of Schottky barrier(SBDs),Au/SnO2/n-Si (MIS1) and Al/SnO2/p-Si (MIS2), to investigate the surface (Nss) and series resistance (Rs) effect on main electrical parameters such as zero-bias barrier ...
