About ZHANG J
About Univ. California, CA, USA
About CHENG T
About Tribology & HDI/HMT, CA, USA
About CHENG P
About Tribology & HDI/HMT, CA, USA
About CHAO J
About Tribology & HDI/HMT, CA, USA
About magnetic recorder
About Electronic recording,magnetic recording,optical recording
About Various petroleum products and their manufacturing in general
About Lubrication in general
About ハードディスクドライブ
About ヘッド-ディスク界面
About 潤滑剤
About 分子構造