%0 Journal Article %T A discrete material optimization method with a patch strategy based on stiffness matrix interpolation %A Sun, Pengwen %A Zhang, Jie %A Wu, Penghui %A Li, Jiandong %A Zhang, Lanting %A Hu, Weifei %J Journal of Mechanical Science and Technology %V 36 %N 2 %P 797-807 %@ 1738-494X %D 2022-02-01 %I Korean Society of Mechanical Engineers %~ DeepDyve