peened

n.the part of a hammerhead opposite the flat striking surface (may have various shapes)

Laser shock peened gas turbine engine fan blade edges
Laser shock peened gas turbine engine fan blade edges
MACHINING FEATURES IN LASER SHOCK PEENED REGIONS
Characterization of ultrasonically peened and laser-shock peened surface layers of AISI 321 stainless steel
Fatigue crack nucleation and growth rate behavior of laser shock peened titanium
Eddy Current Assessment of Near-Surface Residual Stress in Shot-Peened Inhomogeneous Nickel-Base Superalloys
High temperature fatigue behavior and residual stress stability of laser-shock peened and deep rolled austenitic steel AISI 304
Simple analytical approximations for eddy current profiling of the near-surface residual stress in shot-peened metals
On the Influence of Cold Work on Eddy Current Characterization of Near-Surface Residual Stress in Shot-Peened Nickel-Base Superalloys
Comparison of the fatigue behavior and residual stress stability of laser-shock peened and deep rolled austenitic stainless steel AI...