%0 Journal Article %T Controllable Ultra Low-k by Via-Typed Air Gap with the Better Design Margin for Logic Devices below 45 nm Node %A Youn-Ok, Choi %A Sang-Yong, Kim %J Chinese Physics Letters %V 27 %N 9 %P 2 %@ 0256-307X %D 2010-09-01 %~ DeepDyve