Yayın tarihi için Fakülteler listeleme
Toplam kayıt 261, listelenen: 161-180
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The catalytic activity of Palladium(II) complexes containing PN ligands in the Heck and Suzuki C-C coupling reactions
(Turkish Chemical Society, 2018)A range of iminophosphine (PN) ligands ((C6H5)2P-C6H4-CH=NR (R=-C6H3(2-CH3)(4-OH) (1a),-CH2CH2C6H4(4-OH) (1b) and-C5H3N(2-CH3) (1c)) have been synthesized starting from 4-amino-3-methylphenol, 4-(2-aminoethyl)phenol and ... -
Cross-section calculations of (n, 2n) and (n, p) reactions for 69,71 Ga and 75 As target nuclei up to 20 meV
(National Academy of Sciences of Ukraine, 2018)In the present research, neutron induced reaction cross sections of 69,71 Ga(n, 2n), 69,71 Ga(n, p), 75 As(n, 2n) and 75 As(n, p) were investigated up to 20 MeV. Three theoretical calculation codes (EMPIRE 3.2, TALYS 1.6 ... -
Fuzzy normed rings
(MDPI AG, 2018)In this paper, the concept of fuzzy normed ring is introduced and some basic properties related to it are established. Our definition of normed rings on fuzzy sets leads to a new structure, which we call a fuzzy normed ... -
Palladium(II) Complexes of Monodentate Phosphine Ligands and Their Application as Catalyst in Suzuki-Miyaura C-C Coupling Reaction at Room Temperature
(Turkish Chemical Society, 2018)A series of palladium(II) complexes from monodentate phosphine ligands (1a-4a) were successfully prepared and characterized with1H,31P,13C NMR, and HRMS techniques. These pre-catalysts were applied for the Suzuki-Miyaura ... -
Numerical investigation of flow and heat transfer in communicating converging and diverging channels
(Yildiz Technical University, 2018)Fluid flow and heat transfer in communicating converging and diverging channel has been numerically investigated. Channels are assumed to be at constant wall temperature and the flow is assumed to be steady state and ... -
Power optimization in partially shaded ohotovoltaic systems
(UNIV NORTH., 2018)The Power-Voltage characteristic of a photovoltaic (PV) array exhibits non-linear behaviour when exposed to uniform solar irradiance. Maximum Power Point (MPP) tracking is challenging due to the varying climatic conditions ... -
A review study on energy harvesting systems for vechiles
(UNIV NORTH., 2018)The widespread and increasing consumption of fossil-based fuels as an energy source causes a rapid decrease of these natural sources, as well as an increase of pollution in the atmosphere. Fuel oil, one of the products of ... -
Measurement of energy transitions for the decay radiations of 75 Ge and 69 Ge in a high purity germanium detector
(Elsevier, 2018)Photoactivation experiments have a wide range of application areas in nuclear, particle physics, and medical physics such as measuring energy levels and half-lifes of nuclei, experiments for understanding imaging methods ... -
Forced vibration analysis of inhomogeneous rods with non-uniform cross-section
(Academic Publication Council, 2018)Forced vibration analysis of cantilever rods is presented that have material properties and cross-section areas that arbitrarily vary in the axial direction, solved using Laplace transform in time domain and complementary ... -
Energy and exergy analysis of an organic Rankine-Brayton combined cycle
(GAZI UNIV, 2018)In this study, thermodynamic analysis of reheat and intercooled Brayton cycle combined with organic Rankine cycle (ORC) using waste heat from intercooler in Brayton cycle as heat source is presented. The effects of different ... -
Fe-Cu coated nickel mesh usage as cathode catalyst for hydrogen evolution reaction
(ELSEVİER, 2018)Nickel mesh electrodes were used as the working electrode. Iron and copper were electrochemically deposited on the nickel mesh in different amounts. When electrochemical coatings had been carried out, different currents ... -
Rapid transformation of heterocyclic building blocks into nanoporous carbons for high-performance supercapacitors
(Royal Society of Chemistry, 2018)The ever-increasing global energy consumption necessitates the development of efficient energy conversion and storage devices. Nitrogen-doped porous carbons as electrode materials for supercapacitors feature superior ... -
Galactic hα emission line studies using DEFPOS at the tÜBITAK national observatory
(TUBITAK, 2018)Hα spectral line (6563 Å) profiles of eight Northern H II regions in our galaxy (Sh2-25, Sh2-131, Sh2-237, IC 434, IC 1318, NGC 1982, NGC 6543, and NGC 6611) have been obtained using the Dual Etalon Fabry–Pérot Optical ... -
Performance improvement potentials of low global warming potential refrigerants for intercity bus air conditioning system
(Serbian Society of Heat Transfer Engineers, 2018)In this study, theoretical investigation of two evaporator ejector refrigeration system was carried out based on energy and exergy analysis using R134a and low global warming potential refrigerants (namely R1234yf and ... -
Osmaniye kent merkezinin (OKM) geoteknik özelliklere bağlı mikrobölgeleme haritalarının değerlendirilmesi
(3. Uluslararası Akdeniz Bilim ve Mühendislik Kongresi, 2018)Bu çalışma kapsamında seçilen belirli bölgelerde deprem ivmelerinin ve zemin elastik spektrumlarının belirlenebilmesi için Osmaniye Belediye Başkanlığı tarafından İMAKSU A.Ş’ye hazırlattırılan, “İmar Planına Esas Mikrobölgeleme ... -
A new catalyst of AlCu@ZnO for hydrogen evolution reaction
(OSMANİYE KORKUT ATA ÜNİVERSİTESİ, 2018)Thin films of undoped ZnO, Al-doped ZnO, Cu-doped ZnO, and AlCu@ZnO deposited on indium tin oxide were performed by the sol-gel spin coating method. The prepared ZnO thin films were investigated for their structural and ... -
A new species of barssia (Ascomycota, helvellaceae) from Turkey
(Turkiye Klinikleri Journal of Medical Sciences, 2018)A new species of the genus Barssia was identified from Turkey using both morphological and phylogenetic analysis of the ribosomal internal transcribed spacer region (ITS rDNA) and nuclear ribosomal large subunit (LSU rDNA) ... -
Synthesis of C 2 -symmetric bisphosphines and their application in enantioselective transition metal catalysis
(Croatian Chemical Society, 2018)C2-symmetric bisphosphine ligands (with a dioxolane backbone) have been synthesized by using corresponding chiral bromo-substituted hydrobenzoin derivatives in two steps with moderate yields. The last step for desired ... -
Convective and microwave drying of onion slices regarding texture attributes
(Czech Academy of Agricultural Sciences, 2018)All rights reserved. The textural characteristics of onion slices (Allium cepa L.) of 3- and 7-mm thicknesses undergoing convective drying (50, 60, and 70°C) and microwave drying (68, 204, and 340 W real effective power ... -
Thin layer drying of zucchini in solar dryer located in Osmaniye region
(UNIV NORTH, 2018)In this study, the dehydration behavior of zucchini using solar assisted drying system was examined according to 22 thin layer drying models available in literature. The correlation coefficient (R-2), chi-square (chi(2)) ...