"Masabumi Masuko,Takahiro Terawaki,Kenji Kobayashi,Saiko Aoki,Akihito Suzuki,Yukitoshi Fujinami,Takashi Nogi,Shingo Obara","Contrasting Lubrication Properties of Imidazolium-Based Ionic Liquids Affected by the Nature of the Surface Under High Vacuum",,"Tribology Letters",,"Volume 55","No. 2","pp. 235-244",2014,June
"Masabumi Masuko,Shigeru Iijima,Takahiro Terawaki,Akihito Suzuki,Saiko Aoki,Takashi Nogi,Shingo Obara","Effect of Surface Oxide Layer of Steel on the Tribological Characteristics of Load-bearing Additives for Multiply-Alkylated Cyclopentane Oil under High Vacuum",,"Tribology Letters","Springer","Vol. 51","No. 1","pp. 115-125",2013,Jan.
"Kenji Kobayashi,Takahiro Terawaki,Masabumi Masuko,Akihito Suzuki,Yukitoshi Fujinami,Takashi Nogi,Shingo Obara","Effect of Surface Oxide on Lubrication Performance of Ionic Liquid as a Space Lubricant","JAST Triborogy Conference Muroran, Hokkaido, September 2012","Proceedings of JAST Triborogy Conference Muroran, Hokkaido, September 2012","Japanese Society of Tribologists",,,"pp. 223-224",2012,Sept.
"Masabumi Masuko,Shigeru Iijima,Takahiro Terawaki,Akihito Suzuki,Saiko Aoki,Takashi Nogi,Shingo Obara","EFFECT OF SURFACE OXIDE LAYER OF STEEL SPECIMEN ON TRIBOLOGICAL CHARACTERISTICS OF ADDITIVES FOR MULTIPLY ALKYLATED CYCLOPENTANE OIL UNDER HIGH VACUUM","2011 STLE Annual Meeting & Exhibition","Extended Abstract of 2011 STLE Annual Meeting & Exhibition",,,,,2011,May
"Takahiro Terawaki,Masabumi Masuko,AKIHITO SUZUKI,saiko aoki,Takashi Nogi,Shingo Obara","Effect of Environmental Oxygen and Oxide Layer on the Lubrication Performance of Additives for Space Lubricants under Sliding Contacts at High Load","Tribology Conference Fukui, September 2010","Proceedings of JAST Tribology Conference Fukui, September 2010","Japanese Society of Tribologists",,,"pp. 351-352",2010,Sept.