preparation for graphite materials and study on electrochemical degradation of phenol by graphite

The α

2020/8/3The α-Fe 2 O 3 /graphite composites were prepared by a thermal decomposition method using the expanded graphite as the matrix. The α-Fe 2 O 3 nanoparticles with the size of 15–30 nm were embedded into interlayers of graphite, forming a laminated porous nanostructure with a main pore distribution from 2 to 20 nm and the Brunauer−Emmett−Teller surface area of 33.54 m 2 g −1.

J. Compos. Sci.

α-PbO 2 was introduced into the intermediate layer of an electrode to prevent the separation of the electrodeposited layer and maintain oxidizing power. The resulting Ti/α-PbO 2 /β-PbO 2 composite electrode was applied to the electrochemical decolorization of methylene blue () and the operating conditions for decolorization with the Ti/α-PbO 2 /β-PbO 2 electrode were optimized.

Electrochemical Degradation of Phenol in Aqueous Solution on

evolution reaction [15,16]. The aim of this work is a comparative study of the electrochemical degradation of phenol in aqueous solution on chemical lead dioxide and PbO 2-clay/polyaniline nanocomposite anodes. Eperimental Preparation of Pb-MMt 3)

In Situ Study of Lithiation and Delithiation of MoS Nanosheets Using Electrochemical

In Situ Study of Lithiation and Delithiation of MoS2 Nanosheets Using Electrochemical Liquid Cell Transmission Electron Microscopy Zhiyuan Zeng,† Xiaowei Zhang,†, Karen Bustillo,‡ Kaiyang Niu,†,⊥ Christoph Gammer,‡,⊥ Jun Xu, and Haimei Zheng*,†,⊥ †Materials Sciences Division and ‡National Center for Electron Microscopy, Molecular Foundry, Lawrence Berkeley National

Single Potassium

The electrochemical stability of the polymer gel electrolyte was systematically studied by using KC 8. The decomposition products were characterized to illustrate the degradation mechanism. We conclude that the polystyrene structure of KPSTFSA is the most unstable motif of

Electrochemical Degradation Characteristics of

3.2. Adsorption Experiment As quantum wires made up of curled graphite layers, MWCNTs have obvious adsorption ability for fluid and gas. UV-vis spectrums of samples before and after degradation experiment were shown in Figure 2.It is clear that no distinct

Synthesis and Characterization of Graphene Oxide/Zinc

In this study, graphene oxide/zinc oxide (GO/ZnO) nanocomposite was prepared by the decoration of thermally expanded and chemically oxidized graphite oxide nanosheets with zinc oxide (ZnO) nanoparticles synthesized via two‐step sol‐gel deposition method and

Preparation, characterization, and catalytic activity of a

2021/3/23Magnesium oxide/expanded graphite (MgO/EG) catalyst was synthesized and applied for enhancing the degradation of Cu-ethylenediaminetetraacetic acid (Cu-EDTA) in an aqueous solution. The MgO/EG catalyst was characterized by XRD, SEM, EDS, and FTIR. For assessing the catalytic activity of MgO/EG, essential influencing factors were investigated including catalyst dosage, O3

Preparation of Ti/PbO2–Sn anodes for electrochemical

2013/1/15Graphite and carbon fiber electrodes have been widely used in electrochemical reactors, because they are very cheap and have a large surface area. However, with these materials, electrochemical oxidation is generally accompanied by surface corrosion that.

Reaction Pathways and Mechanisms of the Electrochemical Degradation of Phenol

the EC treatment process with different anodes were measured to determine the phenol degradation pathways and related reaction m echanism s. 2. Materials and Methods 2.1. Electrode Preparation Three types of electrodes, Ti/SnO 2-Sb, Ti/RuO 2, and Pt

Synthesis and Characterization of Graphene Oxide/Zinc

In this study, graphene oxide/zinc oxide (GO/ZnO) nanocomposite was prepared by the decoration of thermally expanded and chemically oxidized graphite oxide nanosheets with zinc oxide (ZnO) nanoparticles synthesized via two‐step sol‐gel deposition method and

J. Compos. Sci.

α-PbO 2 was introduced into the intermediate layer of an electrode to prevent the separation of the electrodeposited layer and maintain oxidizing power. The resulting Ti/α-PbO 2 /β-PbO 2 composite electrode was applied to the electrochemical decolorization of methylene blue () and the operating conditions for decolorization with the Ti/α-PbO 2 /β-PbO 2 electrode were optimized.

Preparation and characterization of a new carbonaceous material for electrochemical

J. Serb. Chem. Soc. 75 (2) 271–282 (2010) UDC 66.017–039.26.004.12:544.018.2 JSCS–3959 Original scientific paper doi: 10.2298/JSC10020271L 271 Preparation and characterization of a new carbonaceous material for electrochemical systems ZI JI LIN1,2, XUE BU HU1,2, YONG JIAN HUAI1,2 and ZHENG HUA DENG1,2*

Preparation and characterization of a new carbonaceous material for electrochemical

J. Serb. Chem. Soc. 75 (2) 271–282 (2010) UDC 66.017–039.26.004.12:544.018.2 JSCS–3959 Original scientific paper doi: 10.2298/JSC10020271L 271 Preparation and characterization of a new carbonaceous material for electrochemical systems ZI JI LIN1,2, XUE BU HU1,2, YONG JIAN HUAI1,2 and ZHENG HUA DENG1,2*

Preparation and electrochemical properties of SnO 2

Phenol conversion and removal rate of the total organic carbon (TOC) were investigated in the electrochemical oxidation process, and the degradation intermediates were detected. The mp-Ti/SnO 2 -Sb-Ni-Ce anode possessed a higher catalytic activity toward phenol oxidation and much longer service time than traditional SnO 2 -Sb anode.

Preparation for Graphite Materials and Study on

Preparation for Graphite Materials and Study on Electrochemical Degradation of Phenol by Graphite Cathodes Yu, Xiujuan Abstract Publication: Advances in Materials Physics and Chemistry Pub Date: 2012 DOI: 10.4236/ampc.2012.22011 Bibcode

Degradation and Thermal Characteristics of LiNi 0.8 Co

Degradation and Thermal Characteristics of LiNi 0.8 Co 0.15 Al 0.05 O 2 /Graphite Lithium Ion Battery after Different State of Charge Ranges Cycling WANG Cun 1#, ZHANG Wei-jiang 1, 5#, HE Teng-fei 1#, LEI Bo 2, SHI You-jie 2, ZHENG Yao-dong 3 4 1, * ()

Preparation of RuO 2

Graphite-like material is widely used for preparing various electrodes for wastewater treatment. To enhance the electrochemical degradation efficiency of Nano-graphite (Nano-G) anode, RuO 2-TiO 2 /Nano-G composite anode was prepared through the sol-gel method and hot-press technology.

Preparation for Mn/nanographite materials and study on

Preparation for Mn/nanographite materials and study on electrochemical degradation of phenol by Mn/nanographite cathodes. Yu X, Sun T, Wan J. Mn/nanographite (nano-G) materials were got by chemical redox reaction and using nano-G, potassium permanganate and manganese acetate as raw materials.

International Journal of Electrochemical Science

Hence, this study focused on the application of photoelectrochemical technique in the degradation of 4-Nitrophenol from simulated wastewater by using synergistic photoactive material (CuO-ZnO) combined with exfoliated graphite (EG) through co-precipitation method.

Mini Review on the Structure and Properties

2018/11/29Graphite carbon nitride (g-C3N4) is well known as one of the most promising materials for photocatalytic activities, such as CO2 reduction and water splitting, and environmental remediation through the removal of organic pollutants. On the other hand, carbon nitride also pose outstanding properties and extensive application forecasts in the aspect of field emission properties. In this mini

Synthesis of nitrogen and sulfur doped graphene on graphite foam for electro

Synthesis of nitrogen and sulfur doped graphene on graphite foam for electro-catalytic phenol degradation and water Journal of Colloid and Interface Science ( IF 7.489) Pub Date : 2020-09-23 Xiaomeng Guo, Xiaoguang Duan, Junyi Ji, Xiaobin Fan, Yang Li, Fengbao Zhang, Guoliang Zhang, Yi-An Zhu, Wenchao Peng, Shaobin Wang

Preparation and characterization of graphite/resin

2.1 Materials Graphite powder, with a purity of 99.9% and particle size 74 μm, was obtained from Qingdao Guyu Graphite Company (Qingdao, China). Expanded graphite was provided by Jilin Carbon Co. Ltd. (Jilin, China). The phenolic resin was purchased from

Photoelectrocatalytic water treatment systems:

Preparation of EG was done according to a method reported earlier. 29 Firstly, sieving of natural graphite flakes was achieved by 300 micron sieve. The uniformly sized graphite flakes were then dispersed in a mixture of nitric acid and sulfuric acid (1 : 3 v/v).

Graphite oxide

Graphite oxide, formerly called graphitic oxide or graphitic acid, is a compound of carbon, oxygen, and hydrogen in variable ratios, obtained by treating graphite with strong oxidizers and acids for resolving of extra metals.The maximally oxidized bulk product is a yellow solid with C:O ratio between 2.1 and 2.9, that retains the layer structure of graphite but with a much larger and irregular

O2 Reduction on Graphite and Nitrogen

An experimental and theoretical study of electroreduction of oxygen to hydrogen peroxide is presented. The experimental measurements of nitrided Ketjenblack indicated an onset potential for reduction of approximately 0.5 V (SHE) compared to the onset potential of 0.2 V observed for untreated carbon. Quantum calculations on cluster models of nitrided and un-nitrided graphite sheets show that

Photoelectrocatalytic water treatment systems:

Preparation of EG was done according to a method reported earlier. 29 Firstly, sieving of natural graphite flakes was achieved by 300 micron sieve. The uniformly sized graphite flakes were then dispersed in a mixture of nitric acid and sulfuric acid (1 : 3 v/v).

Single Potassium

The electrochemical stability of the polymer gel electrolyte was systematically studied by using KC 8. The decomposition products were characterized to illustrate the degradation mechanism. We conclude that the polystyrene structure of KPSTFSA is the most unstable motif of

Preparation and characterization of graphite/resin

2.1 Materials Graphite powder, with a purity of 99.9% and particle size 74 μm, was obtained from Qingdao Guyu Graphite Company (Qingdao, China). Expanded graphite was provided by Jilin Carbon Co. Ltd. (Jilin, China). The phenolic resin was purchased from

In Situ Study of Lithiation and Delithiation of MoS Nanosheets Using Electrochemical

In Situ Study of Lithiation and Delithiation of MoS2 Nanosheets Using Electrochemical Liquid Cell Transmission Electron Microscopy Zhiyuan Zeng,† Xiaowei Zhang,†, Karen Bustillo,‡ Kaiyang Niu,†,⊥ Christoph Gammer,‡,⊥ Jun Xu, and Haimei Zheng*,†,⊥ †Materials Sciences Division and ‡National Center for Electron Microscopy, Molecular Foundry, Lawrence Berkeley National

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