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Activated carbon AC with a very high specific surface area of 3000 m2 g1 and a number of course particles average sie 75 m was pulveried by means of planetary ball milling under different conditions to find its greatest performances as the active material of an electric doublelayer capacitor EDLC using a nonaqueous electrolyte
Abstract The effect of ball milling on the microstructural evolution was investigated during partial remelting of 6061 aluminum alloy prepared by coldpressing of atomied alloy results indicate that the microstructural evolution of 6061 aluminum alloy can
Ball milling cause significant decrease in the cellulose crystalinity and thus increase the production of levulinic acid LA by using Aluminum Chloride AlCl3 as a catalyst. By means of AlCl3 depolymeriation cellulose can produce 5Hydroxymethylfurfural 5HMF and subsequently LA. The effect of reaction temperature and time were investigated
200969Effect of ball milling time on microstructure and properties of Laves phase NbCr2 alloys synthesied by hot pressing XIAO Xuan 1 2 LU Shiqiang1 HU Ping 1 HUANG Minggang1 M. W. FU3 1. School of Materials
Kuo et al. investigated the effect of attrition milling time on the thermoelectric properties of Bi 2 Te 3 where the change of the carrier concentration by the milling time was confirmed . Lin et al. investigated the effect of the ball milling on the particle sie and the transport properties of the n
AlNCu composite powder was prepared by ball milling method. Laser particle sie analyer Xray diffraction and scanning electron microscopy analysis were performed to study AlNCu composite powders. The effects of rotation speed mixing time and ball to powder weight ratio BPR on the particle sie distribution composition and morphology were investigated
The dependence of multiwall carbon nanotube MWCNT length distribution and some nitrogen derived morphological descriptors on various planetary ball milling process parameters was investigated. Ball milling was found to cut nanotubes into smaller pieces narrow their length distribution and increase their specific surface area and surface
The current study investigated the effect of the ballmilling time on the structural characteristics and pore morphology of a biomedical porous Ti26Nb a alloy. An opencell porous material was synthesied by mechanical alloying and sintering. Commercially available elemental metal powders of Ti and Nb were used as the starting materials
The effects of processing parameters in ball milling and the different behaviors of CuNb and CuMo alloys during milling were investigated. High powder yields can be obtained by changing the BPR value and ball sie distribution and no clear dependence of BPR value on powder yield can be found from the experiment results. The addition of oxygen can largely reduce the effect of excessive cold
Effect of ballmilling treatment on microstructure of in situ powderintube PIT MgB 2 tape H. Sosiati Satoshi Hata A. Matsumoto H. Kitaguchi H. Kumakura Materials Physics and Engineering
Ballmilling rates from 100 to 800 rpm were investigated with 400 rpm proving to be the optimum value. The effect of 110phenanthrolinetoiron ratio in the precursor mixture was also studied with a 121 molar ratio leading to the highest activity. Finally ZnCl2 addition to the precursor mixture was explored as a pore former during pyrolysis
The structure and lithium mobility have been investigated for A and BLi3Fe2PO43 before and after mechanical milling and lithium insertion by using Li NMR. The data indicate that the milling step induces a significant amount of defects in the structure while it improves the ability of the material to t Advanced Materials for Lithium Batteries
SUN NaikunDU Shengjie Effect of Fedoping and ball milling on the structure and magnetic properties of Sm2Co17 alloy Journal of Functional Materials supplement I 45 16 FeSm2Co17 17
We investigated by differential scanning calorimetry the effect of ball milling on the hydrogenation properties of Mg 2 Cu a hydrogen storage alloy prepared by two methods One is mechanically alloyed Mg 2 Cu using Mg and Cu powders as starting materials. Eight hours ks of ball milling transformed the MgCu21 mixture into Mg 2 Cu single phase which reacts reversibly with hydrogen
The effect of ball milling and the addition of carbon on the physicochemical properties as well as the OER performance of the BSCF perovskite is investigated. We show that the ball milling process can significantly enhance
Abstract Effect of ball milling and electrolyte on the properties of highvoltage LiNi Mn O 4 was investigated. Ball milling has significant effect on the synthesis and property of LiNi Mn O Xray diffractionXRD patterns indicate that LiNi Mn O 4 cant be synthesied without ball milling even calcined at 900.
Effect of ball and feed particle sie distribution on the. In this article alternative forms of optimiing the milling efficiency of a laboratory scale ball mill by varying the grinding media sie distribution and the feed material particle sie distribution were investigated
nanocomposite powders can be produced. In this paper we investigated the effect of different ball milling parameters and operating conditions milling time ball sie processing control agent PCA and speed in mechanical alloying of aluminum powder to achieve particle sie reduction with less contamination. Two types
Perovskite La Sr CoO 3 was ball milled BM LSC 1000 at various time periods and the effect of ball milling on structural and electrochemical characteristics were investigated. As the ball milling time increased the particle sie decreased and the surface area increased. Upon prolonged ball milling up to 48 hours however the particle sie and surface area got stabilied
In this work the effect of ball milling of Li 2 CO 3 and Fe 2 O 3 reagents on the Li Fe O 4 ferrite formation was studied by thermogravimetric and differential scanning calorimetric measurements using nonisothermal heating and cooling modes
Effect of BallMilling Conditions on Thermoelectric Properties of Polycrystalline CuGaTe 2 Masaya Kumagai 12 Ken Kurosaki Yuji Ohishi1 Hiroaki Muta1 and Shinsuke Yamanaka12 1Graduate School of Engineering Osaka University Suita Japan 2Research Institute of Nuclear Engineering University of Fukui Tsuruga Japan CuGaTe 2 has a large thermoelectric TE gure of
Investigated the effect of ball milling on the . Th e Eff ect of Ball Milling Time on the Properties of . ball milled for a 30 min and b 60 min. 4. Conclusion In this study the effect of the ball milling time on the quality of the silver coating on the copper powders was investigated to mill the copper powders for 30 and 60 min before the
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