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BIPOLAR PULSED PECVD OF ALUMINA HARD COATINGS O.Kyrylov1,D.Neuschütz1,R.Cremer1 (1.Lehrstuhl fur Theoretische Huttenkunde,RWTH Aachen,D-52056 Aachen,Germany) Abstract:In the last years a variety of plasma sources have been developed for film depositionby plasma activated deposition techniques. In addition to RF- and DC-sources, pulsedplasma sources are gaining increased attention......
PECVD OF HARD AND ELASTIC BCN COATINGS C.Martinez1,O.Kyrylov1,D.Kurapov1,D.Neuschütz1,R.Cremer1 (1.Lehrstuhl fur Theoretische Huttenkunde, RWTH Aachen, D-52056 Aachen, Germany) Abstract:Compounds of the B-C-N system are very promising to produce superhard coatings with good tribological, chemical and thermal properties. Consequently, BCN films were prepared by plasma enhanced chemical vapor......
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J. Cent. South Univ. Technol. (2008) 15(s1): 529-533 DOI: 10.1007/s11771-008-415-y Effects of water, Na+ and Ca2+ on stress-relaxation properties of surimi gel LIU You-ming(刘友明)1, 2, LI Rui-juan... was adopted to measure stress-relaxation curve to study the effects of water, Na+ and Ca2+ on relaxation properties of surimi gel, so as to provide the basic data for development of surimi gel products......
Effect of Cerium on Microstructures of Hard Alloys王瑞坤,尤力平,王晓华,刘安生,贺从训摘 要:<正> Microstructures and crack extending characteristic of the YG8R,YT5R and YT14R hard alloysadding a trace cerium were studied by AEM and HVEM with a tensile holder.In the hard alloys addingcerium,the compounds of Ce2O3 or Ce2O2S could be formed,extending of stacking faults......
Shot lining of magnesium alloy with hard powders Y. HARADA1, I. FUKUDA2 1. Graduate School of Engineering, University of Hyogo, Kamigohri Akoh Hyogo 678-1297, Japan; 2. Yatsushiro National College of Technology, Yatsushiro, Kumamoto 866-8501, Japan Received 23 September 2009; accepted 30 January 2010 Abstract: To improve the surface properties, lining of magnesium alloys with hard powders......
Water coning mechanism in Tarim fractured sandstone gas reservoirsSHEN Wei-jun(沈伟军)1, 2, LIU Xiao-hua(刘晓华)3, LI Xi-zhe(李熙喆)3, LU Jia-liang(陆家亮)3(1. Institute of Porous Flow and Fluid Mechanics..., Langfang 065007, China)Abstract:The problem of water coning into the Tarim fractured sandstone gas reservoirs becomes one of the major concerns in terms of productivity, increased operating costs......
STUDY ON ULTRAFINE COMMINUTION AND ITS MECHANISM OF HARD KAOLIN雷绍民Wuhan University of Technology摘 要:<正> The comminution mechanism of hard kaolin from Enshi District in China Hubei Province is investigated through applying comminution theory and basing on the ore properties of the kaolin. The technique and effectiveness of comminution......
Trans. Nonferrous Met. Soc. China 22(2012) s745-s752 Comparison of electrochemical properties of atmospheric pressure plasma coatings for Al2O3-3TiO2 and CoNiCrAlY in sea water Seong-jong KIM1, Seong... response resulting from diffusion. Fig. 5 Comparison of EIS results for ALBC3 alloy and HVOF coating layers in sea water Fig. 6 Potentiostatic experiments for Al2O3-3TiO2 (a, a′) and CoNiCrAlY......