Browsing Kimya Mühendisliği Bölümü Makale Koleksiyonu by Title
Now showing items 36-55 of 56
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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 ... -
Symbolic regression with feature selection of dye biosorption from an aqueous solution using pumpkin seed husk using evolutionary computation-based automatic programming methods
(Elseiver, 30.11.2023)Industrial waste pollution is a serious and systematic problem that harms the environment and people. The development of cheap, simple, and efficient techniques to solve this problem is important for sustainability. In ... -
Synthesis and characterization of molybdenum trioxide with an orthorhombic crystal structure for supercritical water gasification application
(01.03.2023)Supercritical water (SCW) catalytic gasification is promising for the production of synthetic gas from biomass. However, maintaining the activity of heterogeneous catalysts under high pressure and hydrothermal conditions ... -
Synthesis of PEGylated nanographene oxide as a nanocarrier for docetaxel drugs and anticancer activity on prostate cancer cell lines
(SAGE, 01.01.2021)Graphene oxide (GO) has recently been considered one of the most promising carbon derivatives in nanotechnology. It has many excellent features such as tumor targeting ability, biocompatibility and low toxicity. Therefore, ... -
Synthesis, stability, density, viscosity of ethylene glycol-based ternary hybrid nanofluids: Experimental investigations and model-prediction using modern machine learning techniques
(22.02.2022)A direct sol-gel technique was utilized to produce rGO-Fe3O4-TiO2 ternary hybrid nanocomposites to produce ethylene glycol (EG) based stable nanofluids, characterized by energy-dispersive X-ray, X-ray dispersion, Fourier ... -
The efect of microwave and ultrasound activation on the characteristics of biochar produced from tea waste in the presence of H3PO4 and KOH
(Springer, 14.08.2021)The mechanism of chemical and physical activation during biomass pyrolysis is crucial for the more efective use of biomass and the preparation of functional porous biochemical materials. In this study, raw tea waste (RTW) ... -
The effect of microwave and ultrasound activation on the characteristics of biochar produced from tea waste in the presence of H3PO4 and KOH
(01.07.2023)The mechanism of chemical and physical activation during biomass pyrolysis is crucial for the more effective use of biomass and the preparation of functional porous biochemical materials. In this study, raw tea waste (RTW) ... -
The Effect of Surface Roughness on Particle-Bubble Interaction: A Critical Review, Minerals Engineering
(2023)Particle roughness affects flotation recovery in terms of wettability, kinetics, bubble-particle interactions, and even inter-particle aggregation. The influence of the surface roughness of particles on flotation recovery ...