Güncel Gönderiler: Fizik-Makale Koleksiyonu
Toplam kayıt 619, listelenen: 161-180
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(1-x)BaFe12O19/ xCoFe(2)O(4) hard/soft magnetic nanocomposites: Synthesis, physical characterization, and antibacterial activities study
(Elsevier Science BV, 2019)In the current study, nanocomposites of (1-x)BaFe12O19/xCoFe(2)O(4) (x = 0.3, 0.5, and 0.7) were prepared via sal-gel method. Their structural and magnetic properties were chracterized using X-ray diffractometer (XRD), ... -
Fabrication of thin films of phosphonated calix[4]arene bearing crown ether and their gas sensing properties
(Ieee-Inst Electrical Electronics Engineers INC, 2019)Calix[4]arenes bearing phosphate and crown ether groups are shown to hold considerable promise as the active layer in volatile organic compound (VOC) vapor sensor. Its chemical sensing selectivity and sensitivity can be ... -
Magnetic and photophysical properties of new Tb-III -based two-dimensional hydrogen-bonded polymer
(Elsevier Science BV, 2019)A new terbium(III)-based 2D hydrogen-bonded polymer formulated as {[Tb-III (2-stp)(H2O)(3)].2(4,4'-bipy).5(H2O)}, (1) (4,4'-bipy = 4,4'-bipyridine and 2-stp = 2-sulfoterephthalate) was hydrothermally synthesized. This ... -
The influence of synthesis parameters on one-step synthesized superparamagnetic cobalt ferrite nanoparticles with high saturation magnetization
(Elsevier Science BV, 2019)In this study, superparamagnetic cobalt ferrite nanoparticles (SCFNs) were synthesized by co-precipitation in one-step. The synthesis parameters; reaction time and stirring rate, were varied separately while the other ... -
Optimisation of saturation magnetisation of iron nanoparticles synthesized by hydrogen reduction: Taguchi technique, response surface method, and multiple linear and quadratic regression analyses
(Elsevier Science BV, 2019)In this study, Taguchi method, response surface methodology and regression analyses have been applied to assess the effects of synthesis parameters on saturation magnetisation, M-s of iron nanoparticles produced by hydrogen ... -
Optimization of Fe content in Electrodeposited FeCoCu/Cu magnetic multilayer
(Elsevier Science SA, 2019)The structural, magnetic and magnetoresistance properties of FeCoCu/Cu multilayers prepared by electrochemical deposition from a single bath containing 0.025, 0.05 and 0.1 M Fe under potentiostatic control are investigated. ... -
A simple way to synthesize tartaric acid, ascorbic acid and their mixture coated superparamagnetic iron oxide nanoparticles with high saturation magnetisation and high stability against oxidation: Characterizations and their biocompatibility studies
(Elsevier Science BV, 2019)A simple way to synthesise biocompatible superparamagnetic iron oxide nanoparticles coated with ascorbic acid, tartaric acid and a mixture of ascorbic acid and tartaric acid is proposed. The iron oxide nanoparticles were ... -
Effects of biocompatible surfactants on structural and corresponding magnetic properties of iron oxide nanoparticles coated by hydrothermal process
(Elsevier Science BV, 2019)Effect of the biocompatible surfactants; tartaric acid, ascorbic acid and a mixture of them on the properties of the superparamagnetic iron oxide nanoparticles (SPIONs) were investigated, separately. The SPIONs were ... -
Superparamagnetic zinc ferrite: A correlation between high magnetizations and nanoparticle sizes as a function of reaction time via hydrothermal process
(Elsevier Science BV, 2019)Superparamagnetic zinc ferrite nanoparticles with high magnetization were successfully synthesized by hydrothermal method at 110 degrees C under different reaction times from 2 to 24 h. Elemental analysis of the nano ... -
Haloalkanes and aromatic hydrocarbons sensing using Langmuir-Blodgett thin film of pillar[5]arene-biphenylcarboxylic acid
(Elsevier Science BV, 2019)Here, a pillar [5]arene derivative including biphenylcarboxylic acid groups was designed for obtaining a macrocycle with an ideal cavity for volatile organic compounds. The pillar[5]arene -biphenylcarboxylic acid (P5-BPCA) ... -
Experimental and computational studies on the 1:1 complex of anthranilic acid with p-toluenesulfonic acid
(Taylor & Francis Ltd, 2013)The proton-transfer compound (3) was synthesized in good yields by the reaction of anthranilic acid with p-toluenesulfonic acid. It was characterized by elemental analysis, infrared spectroscopy, and X-ray single-crystal ... -
Determination of dosimetric and kinetic features of gamma irradiated solid calcium ascorbate dihydrate using ESR spectroscopy
(Taylor & Francis Inc, 2013)Effects of gamma radiation on solid calcium ascorbate dihydrate were studied using electron spin resonance (ESR) spectroscopy. Irradiated samples were found to present two specific ESR lines with shoulder at low and high ... -
Growth and characterizations of magnetic nanoparticles under hydrothermal conditions: Reaction time and temperature
(Elsevier Science BV, 2015)Magnetic iron oxide nanoparticles with various sizes and magnetic properties were synthesized by using a hydrothermal method. The initial nanoparticles were obtained by co-precipitation of ferric and ferrous salts and then ... -
Properties of electrodeposited CoFe/Cu multilayers: The effect of Cu layer thickness
(Elsevier Science Bv, 2015)CoFe/Cu mulfflayers were potentiostatically electrodeposiled on Ti substrates as a function of different non-magnetic (Cu) layer thicknesses, and their characterizations were investigated. The compositional analysis performed ... -
Characterizations of FeCl/Cu superlattices sputtered at low and high deposition rates of ferromagnetic layer
(Elsevier Science Bv, 2015)FeCl/Cu superlattices was grown using a dc magnetron sputtering at low (0.02 nm/s) and high (0.08 nm/s) deposition rates of ferromagnetic layer, and the properties of the superlattices were investigated. Structural ... -
Change in planar hall effect ratio of Ni-Co films produced by electrodeposition
(Elsevier Science Bv, 2015)Ni-Co Films were produced by the electrodeposition technique and their magnetotransport properties were studied. The anisotropic magnetoresistance (AMR) and the planar Hall effect (PRE) ratios were Found using the van der ... -
Effect of Co and Cu layer thicknesses on characterization of electrodeposited Co/Cu multilayers
(Amer Scientific Publishers, 2013)Co/Cu multilayers were grown on polycrystalline Cu substrates from a single electrolyte by electrodeposition potentiostatically. The structural, magnetic and magnetoresistance (MR) properties of the multilayers were ... -
Improving the selectivity of a free base tetraphenylporphyrin based gas sensor for NO2 and carboxylic acid vapors
(Elsevier Science Sa, 2015)Langmuir-Schaefer (LS) films of a free base porphyrin 5,10,15,20-tetrakis[3,4-bis(2-ethylhexyloxy) phenyl]-21H,23H-porphine (EHO) are used in conjunction with a PMMA and carboxylic acid substituted calix[8]arene barrier ... -
Electrodeposited NiFeCu/Cu multilayers: Effect of Fe ion concentration on properties
(Elsevier, 2015)A series of 125[NiFeCu(3 nm)/Cu(1 nm)] multilayers were electrodeposited on strong (110) textured Cu substrates from electrolytes containing different Fe ion concentrations under potentiostatic control. The compositional ... -
Investigation of B-x and B-y components of the magnetic flux leakage in ferromagnetic laminated sample
(Hindawi Publishing Corp, 2013)The magnetic flux leakage (MFL) technique is most commonly used for crack detection from iron bars, laminated sheets, and steel tubes of ferromagnetic nature. Magnetic flux leakage system induces a magnetic field and detects ...
