| - | Correlation between Friction Coefficient and Sound Characteristics for Cage Instability of Cryogenic Deep Groove Ball Bearings | Ryu Sol-Ji; Choe, Bokseong; Lee, Jeon Kook; LEE, YONG BOK |
| - | Durability Evaluation of Deep Groove Ball Bearing for Turbo-pump Unit under Extreme Environment | Choe, Bokseong; Ryu Sol-Ji; Kim Cho Hee; Lee, Jeon Kook; LEE, YONG BOK |
| - | Evaluation for Friction and Wear Turbopump Ball Bearing with regard to cage design operating under -180℃ environment | Ryu Sol-Ji; Choe, Bokseong; Lee, Jeon Kook; LEE, YONG BOK |
| - | Evaluation of Deep Groove Ball Bearing for Turbo-pump Unit under Cryogenic Environment Using Frequency Analysis | Choe, Bokseong; Lee Byoungkuk; Ryu Sol-Ji; Lee, Jeon Kook; LEE, YONG BOK |
| - | Evaluation of friction and wear properties of solid lubricant coatings on SUS440C stainless steel in water flow ball bearings | seo woo seok; Kim Cho Hee; Choe, Bokseong; Ryu Sol-Ji; Lee Byoungkuk; LEE, YONG BOK; Lee, Jeon Kook |
| - | Studies on rotation characteristics of cryogenic ball bearings in space launch vehicles according to changes in the fine structure of the solid lubricant layer | Kim Cho Hee; seo woo seok; Min Hyung Seob; Choe, Bokseong; Ryu Sol-Ji; Lee Byoungkuk; LEE, YONG BOK; Lee, Jeon Kook; 최용 |
| - | Studies on rotation characteristics of cryogenic ball bearings of engine turbo pump in space launch vehicles according to changes in the fine structure of the solid lubricant layer | Kim Cho Hee; seo woo seok; Min Hyung Seob; Choe, Bokseong; Ryu Sol-Ji; Lee Byoungkuk; LEE, YONG BOK; Lee, Jeon Kook; 최용 |
| - | Tribological Study for Cage of Turbopump Ball Bearing by Sound Vibration and Friction Torque under Cryogenic Temperature | Ryu Sol-Ji; Choe, Bokseong; Lee Byoungkuk; Lee, Jeon Kook; LEE, YONG BOK |
| 2014-05 | 고체 윤활 은 코팅층의 미세구조 변화에 따른 극저온 베어링 회전특성 변화 | Kim Cho Hee; seo woo seok; Ryu Sol-Ji; Lee Byoungkuk; Choe, Bokseong; LEE, YONG BOK; Lee, Jeon Kook |
| 2014-05 | 고체윤활제 납 코팅층의 열처리에 따른 우주항공 베어링 회전 특성 변화 | seo woo seok; Kim Cho Hee; Choe, Bokseong; Lee Byoungkuk; Ryu Sol-Ji; LEE, YONG BOK; 김영도; Lee, Jeon Kook |
| 2013-05 | 극저온 베어링용 고체 윤활제 은 코팅 층의 두께 변화에 따른 회전특성 변화 | Seo Woo Seok; Choe, Bokseong; Ryu Sol-Ji; LEE, YONG BOK; Lee, Jeon Kook |
| 2013-11 | 베어링설계 틈새 변화에 따른 고체윤활제 skq 코팅 층의 표면 특성 분석 | Seo Woo Seok; Choe, Bokseong; Ryu Sol-Ji; LEE, YONG BOK; Lee, Jeon Kook |
| 2014-11 | 진공 안의 MoS2 코팅에 따른 베어링 및 기어의 토크 변화 | Kim Cho Hee; Ryu Sol-Ji; KWAK, WONIL; Lee Su Kyoung; CHO, BOK HEE; LEE, YONG BOK; Lee, Jeon Kook; 최용 |
