n-SiC/Ni-Si
Electrochemical Deposition of Ni-Co/SiC Nanocomposite Coatings for Marine Environment
... A scanning electron microscope (SEM, model HITACHI-S3400N) was used to investigate the surface morphologies of the composite coatings. The weight percentage of SiC in the coatings was determined with Oxford INCA ...
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Electrodeposition of Zn-Ni-ZrO2, Zn-Ni-Al2O3 and Zn-Ni-SiC Nanocomposite Coatings from an Alkaline Bath
... that EDX map shows a particle size higher than that expected (about 13 nm), indicating that the nanoparticles were not completely disaggregated due to their low Zeta potential. SEM observation of a cross sectional area ...
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Analyzing and Modelling the Corrosion Behavior of Ni/Al2O3, Ni/SiC, Ni/ZrO2 and Ni/Graphene Nanocomposite Coatings
... Figure 2 shows the XRD patterns of all the composite coatings before and after exposure to the salt spray testing. The pre exposure XRD patterns of all coatings (black peaks) show cubic crystal structure with ‘strong’ ...
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Metal work function dependent barrier height of Ni contacts with metal embedded nanoparticles to 4H SiC
... on n- and p- types for SiC [6,7], and many attempts have been made to modify the contact barrier height on ...for SiC [4,5]. Recent work on the electrical contacts to SiC includes the imple- ...
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Fabrication and characterisation of 3C SiC on Si semiconductor devices
... analysis, the region formed by dark lumps is nickel- and silicon-rich, namely most likely a nickel silicide layer. Along with the dark lumps there are some small bright dots, which were found to be carbon-rich. These ...
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Ohmic Contact Formation for n+4H SiC Substrate by Selective Heating Method Using Hydrogen Radical Irradiation
... We applied this phenomenon to the selective heat treatment of W/Ni films deposited on n+4H-SiC wafers and formed nickel silicide electrodes.. To utilize this method, we can perform the n[r] ...
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SURFACE BEHAVIOUR OF NICKEL-SILICON NITRIDE COMPOSITE COATINGS
... move deterioration potential of blend coverings towards more noble direction. Vickers microhardness principles for different ranges of compound size in nickel deposit. These are proven from lowest to highest possible ...
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Corrosion behavior of high velocity oxygen fuel spray process and electrodeposited coating in aqueous environment
... Cemented carbides are often referred to as “hard metals” due to the excellent combination of hardness and toughness characteristics. In order to increase the corrosion resistance and mechanical properties of the ...
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DEVELOPMENT OF Ni-SiC COMPOSITE COATINGS FOR CORROSION STUDIES
... smaller SiC was beneficial to corrosion resistance of the composite ...of SiC on corrosion resistance of the composite coating could include two opposite aspects: On one hand, the potential of carbon was ...
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Change in Mechanical Properties of Ion Irradiated Ceramics Studied by Nanoindentation
... In this section, we assess the accuracy of the present multi- layer analysis in the NI-FEM method. In particular, we might overestimate the H of the topmost layer in the first step, since the crystalline samples ...
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Heterointerface dipoles: Applications to (a) Si-SiO2, (b) nitrided Si-N-SiO2, and (c) SiC-SiO2 interfaces
... izations of the incident and reflected optical waves at v and 2 v , respectively. Combined with the results presented in Ref. 26, which demonstrate significant reductions in interfacial transition regions following a 30 ...
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In Situ SR XPS Observation of Ni Assisted Low Temperature Formation of Epitaxial Graphene on 3C SiC/Si
... tween SiC and ...on SiC using Ni, well before [27] or at around the same time [28] of the rise of the graphene fever in the ...the Ni/SiC interface and subse- quent emission of ...
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Study of Corrosion Penetration Rate on Composite Materials EN AC-43100 (AlSi10Mg (b)) + SiC*
... Investigate the wear and corrosion behaviour of tungsten carbide ten wt.% nickel (WC-10Ni) and tungsten carbide 12 wt.% w cobalt (WC-12Co) coating deposited onto medium carbon steel (Cast steel BS 3100 GR A3) blade. The ...
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Simulation of a new hybrid Si/SiC power device for harsh environment applications
... The negative effects of temperature are made worse in power devices by self-heating, which can be viewed as the (in)ability of a material to remove any heat generated whilst it is operating. Materials with a high thermal ...
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The environment-induced cracking of as-annealed Ni3(Si,Ti) and Ni3(Si,Ti) with 2Mo in sodium chloride solutions
... although the straight line in Fig 15 indicates that the EIC of these two intermetallic compounds occurred by the same mechanism. Moreover, the addition of Mo have the advantageous effect on general corrosion and pitting ...
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Characterization of Surface State of Inert Particles: Case of Si and SiC
... the SiC (Equation (1)), the amount of silicon oxidized equals that of the released ...the Si-C area from de Si 2p spectrum to the O-Si area from the O 1s spectrum and to ...
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Performance and reliability review of 650V and 900V silicon and SiC devices : MOSFETs, cascode JFETs and IGBTs
... problems, SiC and GaN cascode configurations were ...or SiC JFET ...United SiC (for SiC cascode) and Transphorm (for GaN Cascode), packaged in conventional TO-220 and TO-247 discrete ...
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Influence of Texture on Bendability of Cu Ni Si Alloys
... Subsequently, samples of the as-rolled strips were solution- treated at temperatures that were controlled to dissolve the Ni and Si atoms, quenched in water, and aged for the purpose of precipitation ...
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Design, simulation and analysis of RESURF Si/SiC power LDMOSFETs
... (SI) SiC substrate, forming the Si/SiC ...the Si/SiC LDMOSFETs do not have a strong substrate assisted depletion effect, which can result in poorer electrical performance than ...
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Sintering Behavior of Spark Plasma Sintered SiC with Si SiC Composite Nanoparticles Prepared by Thermal DC Plasma Process
... over 2000 °C temperature for sintering [7, 9, 10]. LPS-SiC is governed by liquid phase formation of metal oxide ad- ditive at sintering temperature and this liquid phase act as a mass transport media during ...
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