Techno-economic analysis of adiabatic four-stage CO2 methanation process for optimization and evaluation of power-to-gas technology
Park, Sungho, Choi, Kwangsoon, Lee, Changhyeong, Kim, Suhyun, Yoo, Youngdon, Chang, Daejun
Published in International journal of hydrogen energy (15.06.2021)
Published in International journal of hydrogen energy (15.06.2021)
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Journal Article
A Fully-Printed CRLH Dual-Band Dipole Antenna Fed by a Compact CRLH Dual-Band Balun
Khattak, Muhammad Kamran, Lee, Changhyeong, Park, Heejun, Kahng, Sungtek
Published in Sensors (Basel, Switzerland) (03.09.2020)
Published in Sensors (Basel, Switzerland) (03.09.2020)
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Journal Article
Ultra-Wideband Electromagnetic Composite Absorber Based on Pixelated Metasurface with Optimization Algorithm
Lee, Changhyeong, Kim, Kichul, Park, Pyoungwon, Jang, Yunseok, Jo, Jeongdai, Choi, Taein, Lee, Hakjoo
Published in Materials (29.08.2023)
Published in Materials (29.08.2023)
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Journal Article
Investigation on Beam Alignment of a Microstrip-Line Butler Matrix and an SIW Butler Matrix for 5G Beamforming Antennas through RF-to-RF Wireless Sensing and 64-QAM Tests
Jeon, Munsu, Seo, Yejune, Cho, Junghyun, Lee, Changhyeong, Jang, Jiyeon, Lee, Yejin, Kwon, Hyung-Wook, Kahng, Sungtek
Published in Sensors (Basel, Switzerland) (14.10.2021)
Published in Sensors (Basel, Switzerland) (14.10.2021)
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Journal Article
Evaluation of Weather Information for Short-Term Wind Power Forecasting with Various Types of Models
Ryu, Ju-Yeol, Lee, Bora, Park, Sungho, Hwang, Seonghyeon, Park, Hyemin, Lee, Changhyeong, Kwon, Dohyeon
Published in Energies (Basel) (01.12.2022)
Published in Energies (Basel) (01.12.2022)
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Journal Article
Fibrosis-4 index as a predictor for mortality in hospitalised patients with COVID-19: a retrospective multicentre cohort study
Park, Jung Gil, Kang, Min Kyu, Lee, Yu Rim, Song, Jeong Eun, Kim, Na Young, Kweon, Young Oh, Tak, Won Young, Jang, Se Young, Lee, Changhyeong, Kim, Byung Seok, Hwang, Jae Seok, Jang, Byoung Kuk, Bae, Jinmok, Lee, Ji Yeon, Suh, Jeong Ill, Park, Soo Young, Chung, Woo Jin
Published in BMJ open (12.11.2020)
Published in BMJ open (12.11.2020)
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Journal Article
Clinical outcomes of coronavirus disease 2019 in patients with pre-existing liver diseases: A multicenter study in South Korea
Lee, Yu Rim, Kang, Min Kyu, Song, Jeong Eun, Kim, Hyun Jung, Kweon, Young Oh, Tak, Won Young, Jang, Se Young, Park, Jung Gil, Lee, Changhyeong, Hwang, Jae Seok, Jang, Byoung Kuk, Suh, Jeong Ill, Chung, Woo Jin, Kim, Byung Seok, Park, Soo Young
Published in Clinical and molecular hepatology (01.10.2020)
Published in Clinical and molecular hepatology (01.10.2020)
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Journal Article
A Multi-Center, Double-Blind Randomized Controlled Phase III Clinical Trial to Evaluate the Antiviral Activity and Safety of DA-2802 (Tenofovir Disoproxil Orotate) and Viread (Tenofovir Disoproxil Fumarate) in Chronic Hepatitis B Patients
Kim, Hyung Joon, Kim, Ju Hyun, Yeon, Jong Eun, Seo, Yeon Seok, Jang, Jeong Won, Cho, Yong Kyun, Jang, Byoung Kuk, Han, Byung Hoon, Lee, Changhyeong, Lee, Joon Hyeok, Yoon, Jung-Hwan, Kim, Kang Mo, Kim, Moon Young, Kim, Do Young, Park, Neung Hwa, Cho, Eun Young, Lee, June Sung, Lee, Jin-Woo, Kim, In Hee, Song, Byung-Cheol, Lee, Byung-Seok, Kwon, Oh Sang
Published in Journal of Korean medical science (21.03.2022)
Published in Journal of Korean medical science (21.03.2022)
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Journal Article
Improved isolation between closely spaced multiple dipole antennas using a metasurface structure
Khattak, Muhammad Kamran, Changhyeong Lee, Dajung Han, Jeongho Ju, Kahng, Sungtek
Published in 2016 International Symposium on Electromagnetic Compatibility - EMC EUROPE (01.09.2016)
Published in 2016 International Symposium on Electromagnetic Compatibility - EMC EUROPE (01.09.2016)
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Conference Proceeding
FRI-433 Metabolic dysfunction-associated steatotic liver disease is not independently associated with complete response to oral antiviral treatment in chronic hepatitis B
Lee, Juseok, Kim, Byung Seok, Lee, Changhyeong, Song, Jeong Eun
Published in Journal of hepatology (01.06.2024)
Published in Journal of hepatology (01.06.2024)
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Journal Article
A thin and short VHF wideband filter using CPW CRLH transmission‐line
Lee, Changhyeong, Kahng, Sungtek
Published in International journal of RF and microwave computer-aided engineering (01.11.2018)
Published in International journal of RF and microwave computer-aided engineering (01.11.2018)
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Journal Article
A thin AMC-combined loop antenna applicable to wearable devices
Changhyeong Lee, Dajung Han, Heejun Park, Sungtek Kahng
Published in 2017 IEEE Asia Pacific Microwave Conference (APMC) (01.11.2017)
Published in 2017 IEEE Asia Pacific Microwave Conference (APMC) (01.11.2017)
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Conference Proceeding