Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü Koleksiyonu: Recent submissions
Now showing items 141-160 of 388
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Unveiling the multifaceted properties of a 3d covalent-organic framework: Pressure-induced phase transition, negative linear compressibility and auxeticity
(ELSEVIER, 2023)High-pressure behavior and mechanical properties of a three-dimensional covalent-organic framework (NPN-1) were investigated by using different types of first principles molecular simulations. An irreversible pressureinduced ... -
Atomically precise gold nanoclusters at the molecular-to-metallic transition with intrinsic chirality from surface layers
(NATURE PORTFOLIO, 2023)Chiral metal nanoclusters prepared from achiral ligands generally contain chiral kernel structures. Here, the authors report an alternative type of gold nanoclusters whose intrinsic chirality arises solely from the arrangement ... -
Possible boron-rich amorphous silicon borides from ab initio simulations
(SPRINGER, 2023)ContextBy means of ab initio molecular dynamics simulations, possible boron-rich amorphous silicon borides (BnSi1-n, 0.5 <= n <= 0.95) are generated and their microstructure, electrical properties and mechanical characters ... -
Natural Molecule-Incorporated Magnetic Organic-Inorganic Nanoflower: Investigation of Its Dual Fenton Reaction-Dependent Enzyme-Like Catalytic Activities with Cyclic Use
(WILEY-V C H VERLAG GMBH, 2023)The functional organic-inorganic hybrid nanoflowers (hNFs) have recently attracted considerable attention due to enhanced catalytic activity and stability. The main purpose of this study is to synthesize new Fenton reagents ... -
Logarithmic organic photodetectors
(ELSEVIER, 2015)A novel photodetector of Al/GO:C8-BTBT/n-Si/Au with various graphene oxide (GO) contents has been investigated. The electrical properties of the diodes were characterized by current–voltage (I–V) and capacitance–voltage ... -
Trans-cis isomerization assisted synthesis of solution-processable yellow fluorescent maleic anhydrides for white-light generation
(ELSEVIER, 2015)Heterocyclic maleic anhydride derivatives have been extensively studied in natural products chemistry over the past few decades. However, their incorporation into optoelectronic devices has lagged behind that of other ... -
Determination of thermodynamic properties of aluminum based binary and ternary alloys
(ELSEVIER, 2015)In the present work, the Gibbs-Thomson coefficient, solid-liquid and solid-solid interfacial energies and grain boundary energy of a solid Al solution in the Al-Cu-Si eutectic system were determined from the observed grain ... -
Hexagonal nanosheets in amorphous BN: A first principles study
(ELSEVIER, 2015)Amorphous boron nitrite is modeled by means of first principles molecular dynamics simulations and found to be almost chemically ordered in a stark contrast to the previous predictions. Its average coordination number is ... -
Keçiborlu (Isparta-Türkiye) opal oluşumlarının jeolojik-jeokimyasal özellikleri
(PAMUKKALE UNIV, 2022)Silica-rich solutions, considered as the final products of acidic volcanism, which started from the Late Miocene to throughout the PlioQuaternary around Isparta, are effective along the main fault observed around the ... -
ASSESSMENT OF LOS ANGELES ABRASION VALUE (LAAV) AND MAGNESIUM SULPHATE SOUNDNESS (Mwl) OF ROCK AGGREGATES USING GENE EXPRESSION PROGRAMMING AND ARTIFICIAL NEURAL NETWORKS
(POLSKA AKAD NAUK, POLISH ACAD SCIENCES, 2022)It has been acknowledged that two important rock aggregate properties are the Los Angeles abrasion value (LAAV) and magnesium sulphate soundness (Mwl). However, the determination of these properties is relatively challenging ... -
Production of Mn3O4 nanoparticles from a manganiferous iron ore via reductive leaching, precipitation, and calcination
(ELSEVIER, 2022)The synthesis of Mn3O4 nanoparticles from a manganiferous iron ore through reductive leaching, precipitation, and calcination was investigated. The reductive leaching results showed that Mn (99.9%) was almost completely ... -
Characterization of genomic, physiological, and probiotic features Lactiplantibacillus plantarum DY46 strain isolated from traditional lactic acid fermented shalgam beverage
(ELSEVIER, 2022)Lactiplantibacillus plantarum is a significant probiotic where it could be found in ubiquitous niches. In this study, a new Lb. plantarum strain DY46 was isolated from a traditional lactic-acid-fermented beverage called ... -
Microstructure and mechanical properties of dense Si3N4 ceramics prepared by direct coagulation casting and cold isostatic pressing
(ELSEVIER SCIENCE SA, 2022)Complex shaped dense Si3N4 ceramics were produced by using direct coagulation casting technique via dispersant reaction method of Si3N4 suspension, followed by gas pressure sintering. The effects of solid content of the ... -
Novel high-pressure phase of ZrO2: An ab initio prediction
(ACADEMIC PRESS INC ELSEVIER SCIENCE, 2015)The high-pressure behavior of the orthorhombic cotunnite type ZrO2 is explored using an ab initio constant pressure technique. For the first time, a novel hexagonal phase (Ni2In type) within P63/mmc symmetry is predicted ... -
Experimental Determination of Interfacial Energies for Solid Sn in Equilibrium with Sn-Mg-Zn Liquid
(KOREAN INST METALS MATERIALS, 2015)The equilibrated grain boundary groove shapes of solid Sn in equilibrium with Sn-Mg-Zn liquid were observed from a quenched sample by using a radial heat flow apparatus. The Gibbs-Thomson coefficient, solid-liquid interfacial ... -
Monitoring the Rhizopus oryzae lipase catalyzed hydrolysis of castor oil by ATR-FTIR spectroscopy
(ELSEVIER SCIENCE BV, 2015)A rapid and environmental friendly Attenuated total reflectance Fourier-transform infrared (ATR-FTIR) spectroscopicmethod wasdevelopedformonitoring the Rhizopus oryzae lipase (ROL) catalyzedhydrolysis of castor ... -
Highly Transparent Au-Coated Ag Nanowire Transparent Electrode with Reduction in Haze
(AMER CHEMICAL SOC, 2014)Ag nanowire transparent electrode has excellent transmittance and sheet resistance, yet its optical haze still needs to be improved in order for it to be suitable for display applications. Ag nanowires are known to have ... -
Electronic and optical properties of single excitons and biexcitons in type-II quantum dot nanocrystals
(AIP Publishing, 2014)In this study, a detailed investigation of the electronic and optical properties (i.e., binding energies, absorption wavelength, overlap of the electron-hole wave functions, recombination oscillator strength, etc.) of an ... -
DISSOLUTION OF MIXED ZINC-CARBON AND ALKALINE BATTERY POWDERS IN SULPHURIC ACID USING ASCORBIC/OXALIC ACID AS A REDUCTANT
(JOHN WILEY & SONS, 2012)The aim of this study was to investigate the effectiveness of ascorbic (C6H8O6) / oxalic (C2H2O4) acid as a reductant for the simultaneous recovery of zinc and manganese from a spent and mixed zinc-carbon and alkaline ... -
A detailed investigation of the electronic properties of a multi-layer spherical quantum dot with a parabolic confinement
(ELSEVIER, 2012)In this work, we aim a detailed investigation of the electronic properties of a spherical multi-layer quantum dot with and without a hydrogenic impurity. The structure is introduced in the form of core/ shell/well/shell ...
