Browsing Kimya Mühendisliği Bölümü Makale Koleksiyonu by Title
Now showing items 29-48 of 56
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In vitro cytotoxic effects, in silico studies, some metabolic enzymes inhibition, and vibrational spectral analysis of novel β-amino alcohol compounds
(2023)In this study, an efficient single-step method for the preparation of β-amino alcohols (1–3) in aqueous media was applied. The aim was to investigate the cytotoxic activity of Compounds 1, 2 and 3 in neuroblastoma SH-SY5Y ... -
Intake of divalent copper and nickel onto natural zeolite from aqueous solutions: a study in mono- and dicomponent systems
(2022)In this study, the noncompetitive and competitive adsorption process of copper (II) and nickel (II) ions on the natural zeolite were examined in simulated wastewater in a batch system with respect to concentration, pH and ... -
Investigation of adsorption properties of oxytetracycline hydrochloride on magnetic zeolite/Fe3O4 particles
(2022)Iron oxides and ferrite-supported zeolites have been successfully used in the cheap and environmentally friendly removal of organic pollutants such as antibiotics. In this study, the adsorption of Oxytetracycline hydrochloride ... -
Investigation of structural, morphological, and electrical conductivity study for understanding transport mechanisms of perovskite CH3NH3HgCl3
(29.03.2023)Along with morphological and structural studies, the temperature and frequency dependence of the electrical and dielectric properties of the CH3NH3HgCl3 (MATM) compound was investigated and analyzed. SEM/EDS and XRPD ... -
Investigation of structural, morphology, and conduction mechanism of GO–Fe3O4–TiO2 composite material
(23.08.2023)The graphene oxide composite (GO), iron oxide (Fe3O4), and titanium dioxide (TiO2) were prepared by the sol–gel process. The surface of GO is coated with TiO2 and Fe3O4 nanoparticles, and the composite contains 10.26% ... -
Investigation of structural, morphology, and conduction mechanism of GO–Fe3O4–TiO2 composite material
(2023)The graphene oxide composite (GO), iron oxide (Fe3O4), and titanium dioxide (TiO2) were prepared by the sol–gel process. The surface of GO is coated with TiO2 and Fe3O4 nanoparticles, and the composite contains 10.26% ... -
Mechanochemical Pretreatment for Waste-Free Conversion of Bamboo to Simple Sugars: Utilization of Available Resources for Developing Economies
(05.01.2022)In this work, mechanochemical pretreatment of Bambusa vulgaris is evalu-ated for waste-free production of renewable sugars for subsequent fermen-tation. After a 60 min mechanochemical pretreatment followed by enzyme ... -
N-doped reduced graphene oxide/MnO2/co-doped polyaniline ternary nanocomposites for electrochemical energy storage applications
(2023)The development and design of electrode materials with high electrochemical performance is of great importance for developing of supercapacitors, which are accepted as reliable power sources for portable and electric vehicles. ... -
Nitrogen-doped graphene quantum dots/co-doped PANI binary nanocomposites as high-performance supercapacitor electrode materials
(2023)In this paper, a suitable and high-performance electrode material for practical applications was developed using a simple two-step approach. Here, we report that nitrogen-doped graphene quantum dots with co-doped ... -
Numerical study of granular flow in a slit funnel with a novel structure to avoid particle clogging.
(2023)To solve the problem of particle clogging in slit funnels and to obtain a stable discharge flow rate, we proposed a new funnel structure, namely the slit baffle funnel. We conducted a sys- tematic investigation using the ... -
Optimization of Paracetamol and Chloramphenicol Removal by Novel Activated Carbon Derived from Sawdust Using Response Surface Methodology
(01.02.2023)Paracetamol (PCT) and chloramphenicol (CPL) can have unfavorable impacts on human health, as well as on natural ecosystems. These substances contribute to the aquatic environment’s contamination and disturb the performance ... -
Particle shape characterization of shaking table streams in a Turkish chromite concentration plant by using dynamic imaging and microscopical techniques
(2023)To the best of the authors’ knowledge, this study is one of its kind since it is related to the quantitative shape examination of particles of feed, concentrate, middling and tailing products in coarse and fine shaking ... -
Prediction of average shape values of Quartz particles by vibrating disc and ball milling using dynamic image analysis based on established time-dependent shape models
(Taylor and Francis, 4 Mart 202)Although grinding kinetics has been the subject of many researches, there is no research examin- ing the shape kinetics of particles ground by different mills using dynamic image analysis (DIA) in the literature. In this ... -
Preparation and characterization of nanosized Fe3O4-biochar electrocatalysts with large surface area for H2O2 sensing
(Elsevier, Nisan 2022)A nanoscale Fe3O4-biochar (Fe-BC) composite material was prepared using hazelnut shell (HNS) biochar and FeCl2. Biochar was prepared by phosphoric acid (H3PO4)-assisted pyrolysis (BCA) and H3PO4 + microwave (MW)-assisted ... -
Preparation, Characterization, and Application of Metal Oxide- Doped Zeolitic Imidazolate Framework
(2023)Metal−organic frameworks (MOFs) attract the attention of researchers due to their unique properties, such as high surface area, porosity, and stability. Therefore, in this study, the synthesis of zeolitic imidazole ... -
Preparation, Characterization, and Application of Metal Oxide-Doped Zeolitic Imidazolate Framework
(20.07.2023)Metal−organicframeworks(MOFs)attracttheattentionof researchersdue to their uniqueproperties,such ashigh surfacearea, porosity,and stability.Therefore,in this study,the synthesisof zeoliticimidazoleframeworks(ZIF-8),a ... -
Processable GO‑PANI Nanocomposite for Supercapacitor Applications
(2022)In this study, graphene oxide (GO)-polyaniline (PANI) binary nanocomposite was prepared with a facile, green, and one-step in situ polymerization approach using dodecyl benzene sulfonic acid as a dopant and stabilizing ... -
Reduction of Graphene Oxide using purple cabbage extract and investigation of photocatalytic activity by oxidation
(Gazi Üniversitesi, 06.01.2023)Graphene and its derivatives are an important material with many unique properties and potential in photocatalytic degradation and adsorption applications. Removal of oxygen-containing functional groups by reduction of ... -
Research on the screening mechanisms of composite vibrating screens based on discrete elements
(2023)To strengthen the screening efficiency of traditional vibrating screens, a new type of vibrat- ing screen, namely the composite vibrating screen, has been proposed based on the Lissa- jous vibration synthesis theory. The ... -
Structural, dielectric and transport properties of NaxFe1/2Mn1/2O2 (x=1 and 2/3)
(13.06.2023)NaxFe1/2Mn1/2O2 (x = 1 and 2/3) layered oxides were prepared by an improved solid-state synthesis method. The XRD analysis confirmed the high purity of these samples. The Rietveld refinement of the crystalline structure ...