*Chuan-Chieh Wang, Jie Zhang, Hugh Spikes, Janet S.S. Wong (Imperial College London, Department of Mechanical Engineering, Tribology Group, UK)

*Naoki Yamashita, Tomoko Hirayama (Kyoto University, Japan)

*Noriko Ayame¹, Kazuhiro Yagishita¹, Tadashi Oshio¹, Makoto Miyajima¹, Clotilde Minfray², Fabrice Dassenoy² (1. ENEOS Corporation, Japan, 2. Ecole Centrale de Lyon, Laboratoire de Tribologie et Dynamique des Systèmes, France)

*Mao Ueda¹, Hugh Spikes², Amir Kadiric² (1. Shell Lubricants Japan K.K., Japan, 2. Imperial College London, UK)