研究者们在他们的纳米管上引入了氮气，同时在纳米管的表面负载了铜和铂的纳米颗粒。
The researchers added a little nitrogen to their nanotubes and loaded copper and platinum nanoparticles onto the surfaces.
快恢复二极管需要在化学镀镍前扩铂。
Platinum doping is need before nickel chemical plating for FR rectifiers.
采用扩铂工艺制造二极管能够有效地减小开关二极管的反向恢复时间，提高其开关速度。
Using the technology of Pt diffusion to produce diodes can shorten the reverse recovery time and increase the velocity of switching.
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