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1993-4-13 · Rough faces Apart from {111} and {100}, all the other faces on CVD-grown diamonds are rough and show no strong tendency to flatten. Two faces have been examined in detail, namely {113} and {110}. 4.1. {ll3}faces On flame-grown diamond layers deposited on cylindri- cal {110} substrates at T < 1200 a curved band appears on the rim of the cylinder ...
2006-4-30 · Tribological tests involving self-mated CVD diamond coatings in ambient atmosphere report mostly low values for the friction coefficient and wear coefficients of magnitude 10 −7 to 10 −6 mm 3 N −1 m −1 [1,13,18,32]. However, those were performed under relatively low applied loads or Hertzian contact pressures and, in some cases ...
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2020-11-10 · Ultraviolet (UV)-irradiated polishing was proposed and applied to a 3 mm × 3 mm × 1 mm CVD diamond. The material removal rate (MRR) of the SCD (100) substrate was promoted by the photoexcitation ...
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2021-3-10 · A 13 × 13 × 1.5 mm CVD diamond film formed on cemented carbide was used to conduct the UV light during the polishing experiments. As shown in figure 24 (e), the stacked grain boundaries and rough structures formed during the CVD process were eliminated after 24 min of UV polishing.
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2020-7-6 · The majority of CVD single crystal diamond is available with {100} orientated surfaces, with {110} edges, while the {111} is the cleavage plane. All of these surfaces can be presented in CVD diamond engineered products. Polycrystalline diamond The grain structure of polycrystalline CVD diamond has a non-uniform composition, due to the growth ...
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