Laser surface hardening of AISI 420 steel: Parametric evaluation, statistical modeling and optimization

Physics & Astronomy

• hardening 54%
• steels 43%
• optimization 38%
• evaluation 37%
• lasers 25%
• microhardness 18%
• hardness 15%
• scanning electron microscopy 8%
• experiment design 8%
• optical microscopes 6%
• statistical analysis 6%
• regression analysis 6%
• penetration 5%
• semiconductor lasers 5%
• computer programs 4%
• laser beams 4%
• deviation 4%
• scanning 4%
• geometry 3%
• metals 3%

Engineering & Materials Science

• Surface hardening 81%
• Lasers 44%
• Steel 34%
• Microhardness 19%
• Hardness 15%
• Scanning electron microscopy 10%
• Hardness testing 9%
• Power semiconductor diodes 9%
• Semiconductor lasers 8%
• Laser beams 7%
• Microscopes 6%
• Design of experiments 6%
• Macros 5%
• Statistical methods 5%
• Scanning 5%
• Metals 4%
• Geometry 3%
• Testing 3%

Chemical Compounds

• Surface Hardening 100%
• Microhardness 63%
• Dimension 29%
• Chemical Transformation 24%
• Surface 18%
• Scanning Electron Microscopy 11%
• Metal 8%