15-05-2013 | Nikolaos Tsiouvaras; Stefano Meini; K. Uta Schwenke; Michele Piana; Hans Beyer; Lukas Lange; Hubert A. Gasteiger, Physical Chemistry Chemical Physics, 2013

The instability of currently used electrolyte solutions and of the carbon support during charge/discharge in non-aqueous lithium-oxygen cells can lead to discharge products other than the desired Li2O2, such as Li2CO3, which is believed to reduce cycle-life. Similarly, discharge in ...

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15-05-2013 | Mikael P. Johansson; Marcel Swart, Physical Chemistry Chemical Physics, 2013

By analysing the properties of the electron density in the structurally simple perhalogenated ethanes, X3C–CY3 (X, Y = F, Cl), a previously overlooked non-covalent attraction between halogens attached to opposite carbon atoms is found. Quantum chemical calculations extrapolated towards the ...

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09-05-2013 | Huiyuan Zhu; Sen Zhang; Yu-Xi Huang; Liheng Wu; Shouheng Sun, Nano Letters, 2013

Sub-10 nm nanoparticles (NPs) of M(II)-substituted magnetite MxFe3–xO4 (MxFe1–xO•Fe2O3) (M = Mn, Fe, Co, Cu) were synthesized and studied as electrocatalysts for oxygen reduction reaction (ORR) in 0.1 M KOH solution. Loaded on commercial carbon support, these MxFe3–xO4 NPs showed the ...

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08-05-2013 | Bin Yuan; Xiaofei Wu; Yingxi Chen; Jianhan Huang; Hongmei Luo; Shuguang Deng, Environmental Science & Technology, 2013

Separation of CO2 and N2 from CH4 is significantly important in natural gas upgrading, and capture/removal of CO2, CH4 from air (N2) is essential to greenhouse gas emission control. Adsorption equilibrium and kinetics of CO2, CH4, and N2 on an ordered mesoporous carbon (OMC) sample were ...

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07-05-2013 | Dengjun Wang; Wei Zhang; Dongmei Zhou, Environmental Science & Technology, 2013

Biochar land application may result in multiple agronomic and environmental benefits (e.g., carbon sequestration, improving soil quality, and immobilizing environmental contaminants). However, our understanding of biochar particle transport is largely unknown in natural environments with ...

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30-04-2013 | Y.‐Y. Chu, Z.‐B. Wang, J. Cao, D.‐M. Gu, G.‐P. Yin, Fuel Cells, 2013

Abstract A novel PtPd/C nanowire catalyst with interconnected network and fewer great grain boundaries has been successfully prepared by templateless and modified phase‐transfer method using cetyltrimethylammonium bromide as a capping in ethylene glycol solution by microwave‐assisted ...

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29-04-2013 | Author(s): Han-Wei Chang , Yu-Chen Tsai , Chung-Wei Cheng , Cen-Ying Lin , Ping-Han Wu, Sensors and Actuators B: Chemical, 2013

Publication date: 5 July 2013Source:Sensors and Actuators B: Chemical, Volume 183 Author(s): Han-Wei Chang , Yu-Chen Tsai , Chung-Wei Cheng , Cen-Ying Lin , Ping-Han Wu Multiwalled carbon nanotubes (MWCNTs) supported platinum (Pt) nanoparticles were fabricated in aqueous solution ...

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29-04-2013 | Ma, Yanjiao ; Wang, Rongfang ; Wang, Hui ; Liao, Shijun ; Key, Julian ; Linkov, Vladimir ; Ji, Shan, Materials, 2013

Two structural forms of a ternary alloy PtRuIr/C catalyst, one amorphous and one highly crystalline, were synthesized and compared to determine the effect of their respective structures on their activity and stability as anodic catalysts in methanol oxidation. Characterization techniques ...

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24-04-2013 | Trygve Skjold, Kees Wingerden, Process Safety Progress, 2013

An explosion in an atmospheric storage tank initiated additional tank explosions and a pool fire at a tank facility in Norway. The tank farm had been operated as a purification plant for a petroleum product called coker gasoline. The process entailed extraction of malodorous sulfur ...

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24-04-2013 | Daniel P. Harrison; Alexander M. Lapides; Robert A. Binstead; Javier J. Concepcion; Manuel A. Méndez; Daniel A. Tore ..., Inorganic Chemistry, 2013

Reductive electropolymerization of [RuII(PhTpy)(5,5′-dvbpy)(Cl)](PF6) and [RuII(PhTpy)(5,5′-dvbpy)(MeCN)](PF6)2 (PhTpy is 4′-phenyl-2,2′:6′,2″-terpyridine; 5,5′-dvbpy is 5,5′-divinyl-2,2′-bipyridine) on glassy carbon electrodes gives well-defined films of ...

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