Selaus tekijän mukaan kokoelmassa "Qiu, Feng"Väitöskirjat

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    • Surface transformation hardening of carbon steel with high power fiber laser 

      Qiu, Feng
      Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 09.01.2013)
      This study investigated the surface hardening of steels via experimental tests using a multi-kilowatt fiber laser as the laser source. The influence of laser power and laser power density on the hardening effect was ...