Densifying method in additive manufacturing process of H13 tool steel : laser re-melting

由 Choe, Jungho, Jung, Im Doo, Yun, Jaecheol, Yang, Sangsun, Yu, Ji-Hun, Yang, Dong-Yeol, Kim, Yong-Jin
出版 2018

Laser melting characterization for H13-steel 3D printing

由 Jung, Im Doo, Choe, Jungho, Yang, Dong-Yeol, Yu, Ji-Hun, Yun, Jaecheol, Yang, Sangsun, Kim, Yong-Jin
出版 2018

A return-to-zero DAC with tri-state switching scheme for multiple nyquist operations

由 Jung, Yun-Hwan, Yoo, Taegeun, Hong, Yohan, Yun, Jaecheol, Kim, Ju Eon, Jo, Youngkwon, Baek, Kwang-Hyun, Yoon, Dong-Hyun, Lee, Sung-min, Kim, Yong Sin
出版 2019