Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü Koleksiyonu
Güncel Gönderiler
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Thermochemistry of alkali metal cation interactions with histidine: Influence of the side chain
(American Chemical Society, 2012)The interactions of alkali metal cations (M+ = Na+ , K+ , Rb+ , Cs+ ) with the amino acid histidine (His) are examined in detail. Experimentally, bond energies are determined using threshold collision-induced ... -
Investigation of the beneficiation of low grade manganese ores
(Chamber of Mining Engineers of Turkey, 2013)In this study, beneficiation of low grade manganese ores was investigated by applying high intensity dry magnetic separation, MGS (Multi Gravity Separator) and flotation methods. Manganese grades of the ores were 25.65% ... -
Estimation of Protease Activity by Use of the Mixolab
(ELSEVIER, 2013)It is known that the preharvest attack on wheat by some heteropterous insects (Eurygaster spp., Aelia spp., and Nysius huttoni) reduces the breadmaking quality of the resulting wheat flour (Lorenz and Meredith 1988, Swallow ... -
Guided ion-beam and theoretical studies of the reaction of Os+ (6D) with O2: Adiabatic and nonadiabatic behavior
(ELSEVIER, 2013)The kinetic-energy dependence of the Os+ + O2 reaction is examined using guided ion-beam mass spectrometry. The cross section for OsO+ formation from ground state Os+ (6D) is unusual, exhibiting two endothermic features. ... -
Activation of methane by Os+: Guided-ion-beam and theoretical studies
(CHEMM, 2013)Activation of methane by the third-row transition-metal cation Os + is studied experimentally by examining the kinetic energy dependence of reactions of Os+ with CH4 and CD4 using guided-ion-beam tandem mass spectrometry. ... -
Polymeric and Small-Molecule Semiconductors for Organic Field-Effect Transistors
(Wliey Online Library, 2015)This chapter reviews the achievements in the development of molecular and polymeric semiconductors for charge transport in thin-film transistors (TFTs). In particular, it introduces the basic concepts of organic semiconductor ... -
Arrays of multi-color emitting cesium lead halide perovskite nanocrystals and efficient white light generation by tailored anion exchange reactions and electrohydrodynamic jet printing
(Optica Publishing Group (formerly OSA), 2018)We employ highly efficient and narrow band emitter Cesium-lead-halide perovskite nanocrystals, optimized by the anion exchange method, for efficient white light generation by patterning multiple lines of different colors ... -
Color Simulation and Demonstration of Perovskite Nanocrystal Filters for Wide Color Gamut Displays
(Institute of Electrical and Electronics Engineers Inc., 2018)In this study, we define spectral parameters of perovskite nanocrystals to improve LCD color gamut, replacing color filters (CFs) with perovskite based subpixels. The optimization of the CFs has been enhanced 15.8% (98.43% ... -
On the variation in several rock properties due to magnesium sulfate weathering tests ‒ a case study for limestones
(International Multidisciplinary Scientific Geoconference, 2019)Contributions to the behavior of rock materials under various conditions provide a practical knowledge about issues relating the performance and long-term serviceability of rocks. In this study, various limestones with ... -
Leaching of yahyali non-sulphide PB-ZN flotation tailing using organic acids
(Baski, 2019)The laboratory scale leaching of Kayseri-Yahyali non-sulphide lead (Pb)-zinc (Zn) flotation tailing using two organic acids was experimentally investigated. The effect of citric and oxalic acid on the dissolution of Zn, ... -
An experimental investigation on rock crushability using jaw and cone crushers
(Baski, 2019)This study covers the investigation of rock crushability using laboratory-scale cone and jaw crushers for five types of hardrocks. For this purpose, physico‒mechanical properties of the investigated rocks are determined. ... -
The surface charge of unsupported nano-structured titania ceramic membrane top layers with varying calcination temperatures
(University of Chemical Technology and Metallurgy, 2019)Titania is one of the most preferable ceramic membrane materials of superior durability (as zirconia) when compared to that of other ceramics, e.g. alumina or silica. The surface charge of the membrane top layer is an ... -
Assessment of Deformation Properties of Coal Measure Sandstones Through Regression Analyses and Artificial Neural Networks
(Polska Akademia Nauk, 2021)The deformation properties of rocks play a crucial role in handling most geomechanical problems. However, the determination of these properties in laboratory is costly and necessitates special equipment. Therefore, many ... -
Separation of Mn and Fe from a Manganiferous Iron Ore Using Horse Dung as Reductant: A Zero Waste Approach
(SPRINGER, 2022)The separation of manganese and iron from a manganiferous iron ore using horse dung (biomass) as reductant was investigated in a sulfuric acid solution, and 99.80% Mn and 17.76% Fe were extracted into the solution under ... -
Indenofluorenes for organic optoelectronics: the dance of fused five- and six-membered rings enabling structural versatility
(Royal Society of Chemistry, 2022)Polycyclic π-conjugated hydrocarbons (PCHs), either unfunctionalized or structurally modified derivatives, have attracted tremendous interest in the past few decades as high-performance semiconductors for use in new ... -
A Probability-Based Evaluation on Andesites for Their Use as Cladding Stone
(Shahrood University of Technology, 2022)Andesites with a satisfactory quality have been mainly considered as dimension stones worldwide. However, practical approaches are required to evaluate the dimension stone quality due to the increasing demand for natural ... -
Broadband Low Reflection Surfaces with Silicon Nanopillar Hexagonal Arrays for Energy Harvesting in Photovoltaics
(SPRINGER, 2022)In this study, optimization of the silicon nanopillar arrays and thin films coated on silicon substrate has been investigated in order to minimize the optical reflection loss from the silicon substrate surface. Nanopillars’s ... -
Concentration study of a specularite ore via shaking table, reverse flotation, and microwave-assisted magnetic separation
(Taylor and Francis Ltd., 2023)Despite the difficulties in pelletizing specularite-type refractory iron ores, the utilization of these resources is indispensable for the steel industry due to the increasing need for iron. This study investigated Fe ... -
Influence of Basalt Aggregate Crushing Technology on Its Geometrical Properties—Preliminary Studies
(MDPI, 2023)The use of mineral aggregates is related to the increasing demand in construction, railway and road infrastructures. However, mineral aggregates can appear to be of variable quality, directly affecting their suitability ... -
A distinctive determination of circular nozzles in downcomer for column flotation
(Taylor and Francis Ltd., 2023)This study aims to recover clean coal from valuable hard coal tailings (HCT), which have been used as solid fuels in a thermal power plant, through convenient conditions. The effective diameters of circular nozzles on the ...