Effect of silver coated gear train in space vehicle under ultra-high vacuum of 10-7 Torr

by Wonil Kwak, Jeonkook Lee, Woosub Lee, Yongbok Lee
Published 2019-03-01

Estimation of the rotordynamic characteristics of a single brush seal using least-squares and instrumental variable methods under super-heated steam environment

by Yunseok Ha, Tae-Woong Ha, Jaeseung Byun, Yongbok Lee
Published 2020-03-01