2.4 GHz CMOS Power Amplifier with Mode-Locking Structure to Enhance Gain

by Changhyun Lee, Changkun Park
Published 2014-01-01

Effect of Aggression on Peer Acceptance Among Adolescents During School Transition and Non-Transition: Focusing on the Moderating Effects of Gender and Physical Education Activitie...

by Myoungjin Shin, Changhyun Lee, Yongsik Lee
Published 2019-09-01

Antiphase Method of the CMOS Power Amplifier Using PMOS Driver Stage to Enhance Linearity

by Jiwon Kim, Changhyun Lee, Jinho Yoo, Changkun Park
Published 2020-01-01

Protection and Installation of FBG Strain Sensor in Deep Boreholes for Subsurface Faults Behavior Monitoring

by Sang-Jin Choi, Kwon Gyu Park, Chan Park, Changhyun Lee
Published 2021-07-01

Distributed Temperature Sensing Monitoring of Well Completion Processes in a CO₂ Geological Storage Demonstration Site

by Dasom Sharon Lee, Kwon Gyu Park, Changhyun Lee, Sang-Jin Choi
Published 2018-12-01

Twisted Dual-Cycle Fiber Optic Bending Loss Characteristics for Strain Measurement

by Sang-Jin Choi, Seong-Yong Jeong, Changhyun Lee, Kwon Gyu Park, Jae-Kyung Pan
Published 2018-11-01

Author Correction: Role of iRhom2 in intestinal ischemia-reperfusion-mediated acute lung injury

by Jee Hyun Kim, Jihye Kim, Jaeyoung Chun, Changhyun Lee, Jong Pil Im, Joo Sung Kim
Published 2018-05-01

Properties of Thermally Evaporated Titanium Dioxide as an Electron-Selective Contact for Silicon Solar Cells

by Changhyun Lee, Soohyun Bae, HyunJung Park, Dongjin Choi, Hoyoung Song, Hyunju Lee, Yoshio Ohshita, Donghwan Kim, Yoonmook Kang, Hae-Seok Lee
Published 2020-02-01

Thirty-day mortality after percutaneous gastrostomy by endoscopic versus radiologic placement: a systematic review and meta-analysis

by Joo Hyun Lim, Seung Ho Choi, Changhyun Lee, Ji Yeon Seo, Hae Yeon Kang, Jong In Yang, Su Jin Chung, Joo Sung Kim
Published 2016-10-01

Usefulness of the Cytomegalovirus Antigenemia Assay in Patients With Ulcerative Colitis

by Jaeyoung Chun, Changhyun Lee, Ji-eun Kwon, Sung Wook Hwang, Sang Gyun Kim, Joo Sung Kim, Hyun Chae Jung, Jong Pil Im
Published 2015-01-01

CT-derived 3D-diaphragm motion in emphysema and IPF compared to normal subjects

by Ji Hee Kang, Jiwoong Choi, Kum Ju Chae, Kyung Min Shin, Chang-Hoon Lee, Junfeng Guo, Ching-Long Lin, Eric A. Hoffman, Changhyun Lee
Published 2021-07-01

NF-kappa B activation correlates with disease phenotype in Crohn's disease.

by Yoo Min Han, Jaemoon Koh, Ji Won Kim, Changhyun Lee, Seong-Joon Koh, ByeongGwan Kim, Kook Lae Lee, Jong Pil Im, Joo Sung Kim
Published 2017-01-01

Characteristics and outcomes of endoscopically resected colorectal cancers that arose from sessile serrated adenomas and traditional serrated adenomas

by Ji Yeon Seo, Seung Ho Choi, Jaeyoung Chun, Changhyun Lee, Ji Min Choi, Eun Hyo Jin, Sung Wook Hwang, Jong Pil Im, Sang Gyun Kim, Joo Sung Kim
Published 2016-07-01

Framingham risk score and risk of incident chronic kidney disease: A community-based prospective cohort study

by Changhyun Lee, Hae-Ryong Yun, Young Su Joo, Sangmi Lee, Joohwan Kim, Ki Heon Nam, Jong Hyun Jhee, Jung Tak Park, Tae-Hyun Yoo, Shin-Wook Kang, Seung Hyeok Han
Published 2019-03-01

Monolithic Perovskite-Carrier Selective Contact Silicon Tandem Solar Cells Using Molybdenum Oxide as a Hole Selective Layer

by Hoyoung Song, Changhyun Lee, Jiyeon Hyun, Sang-Won Lee, Dongjin Choi, Dowon Pyun, Jiyeon Nam, Seok-Hyun Jeong, Jiryang Kim, Soohyun Bae, Hyunju Lee, Yoonmook Kang, Donghwan Kim, Hae-Seok Lee
Published 2021-05-01

Snoring and incident chronic kidney disease: a community-based prospective cohort study

by Changhyun Lee, Young Su Joo, Sangmi Lee, Shinchan Kang, Joohwan Kim, Ki Heon Nam, Hae-Ryong Yun, Jong Hyun Jhee, Seung Hyeok Han, Tae-Hyun Yoo, Shin-Wook Kang, Jung Tak Park
Published 2019-08-01