نتایج جستجو برای: copper anode slimes

تعداد نتایج: 93596  

Journal: :Catalysts 2021

Photoelectrocatalysis is a novel technique that combines heterogeneous photocatalysis with the application of an electric field to system through electrodes for degradation organic contaminants in aqueous systems, mainly toxic dyes. The efficiency these combined processes depends on semiconductor properties catalysts, as well anodic capacity electrode. In this study, we propose use active hydro...

2017
Meng Qin Yueming Li Xiao-Jun Lv

This work reports on the synthesis of rare earth-doped Li₄Ti₅O12 nanosheets with high electrochemical performance as anode material both in Li half and Li₄Ti₅O12/LiFePO₄ full cell batteries. Through the combination of decreasing the particle size and doping by rare earth atoms (Ce and La), Ce and La doped Li₄Ti₅O12 nanosheets show the excellent electrochemical performance in terms of high speci...

2017
Hongshuai Hou Lidong Shao Yan Zhang Guoqiang Zou Jun Chen Xiaobo Ji

Large-area phosphorus-doped carbon nanosheets (P-CNSs) are first obtained from carbon dots (CDs) through self-assembly driving from thermal treatment with Na catalysis. This is the first time to realize the conversion from 0D CDs to 2D nanosheets doped with phosphorus. The sodium storage behavior of phosphorus-doped carbon material is also investigated for the first time. As anode material for ...

Journal: :محیط زیست طبیعی 0
زهرا پاداش برمچی دانشجوی دکتری محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران امیرحسین حمیدیان استادیار گروه محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران نعمت الله خراسانی استاد گروه محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران محمود کاظم زاد استادیار پژوهشکدۀ انرژی، پژوهشگاه مواد و انرژی، ایران

lithium-ion batteries due to their higher energy density and lower associated environmental impacts comparing to the other batteries, recently have been highly considered. the materials used in anode, are one of the most important parts affecting batteries’ energy density and environmental impacts. the aim of this study is to investigate how environmental emissions of different materials as ano...

Journal: :Chemical Engineering Research and Design 2003

2017
Pau Rodenas Fangqi Zhu Annemiek Ter Heijne Tom Sleutels Michel Saakes Cees Buisman

Background Bioelectrochemical systems (BESs) are capable of recovery of metals at a cathode through oxidation of organic substrate at an anode. Recently, also hydrogen gas was used as an electron donor for recovery of copper in BESs. Oxidation of hydrogen gas produced a current density of 0.8 A m-2 and combined with Cu2+ reduction at the cathode, produced 0.25 W m-2. The main factor limiting cu...

2011
L. Madhavan

Previous researches [1,2] on Fused Deposition through Electrochemical Discharge (FDED) process have revealed that the periodic instantaneous current wave form (ICWF) is the characteristic of the process and it is significant to maintain the nature of current waveform in order to have a deposition of consistent metallographic properties. The precise control of process parameters is essential for...

Journal: :Journal of the American Chemical Society 2011
Sangeeta Sahoo Sudhir Husale Shashi Karna Saroj K Nayak Pulickel M Ajayan

Here we report a chemical-free, simple, and novel method in which a part from a silver-based anode is controllably used in a straightforward manner to produce silver nanoparticles (Ag NPs) in order to fabricate a controlled assembly of Ag NPs and single walled carbon nanotube (SWCNT) hybrid structures. The attachment and distribution of Ag NPs along SWCNTs have been investigated and characteriz...

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