Zobrazeno 1 - 10
of 265
pro vyhledávání: '"SungJun Park"'
Autor:
Jun Heo, Alekos Segalina, Doyeong Kim, Doo‐Sik Ahn, Key Young Oang, Sungjun Park, Hyungjun Kim, Hyotcherl Ihee
Publikováno v:
Advanced Science, Vol 11, Iss 34, Pp n/a-n/a (2024)
Abstract Metal‐semiconductor interfaces are crucial components of optoelectronic and electrical devices, the performance of which hinges on intricate dynamics involving charge transport and mechanical interaction at the interface. Nevertheless, str
Externí odkaz:
https://doaj.org/article/efa800be9e454420b724ccc3da74e410
Publikováno v:
IEEE Access, Vol 12, Pp 13100-13111 (2024)
Existing state-of-the-art stair climbing robots require precise control through many sensors and actuators to climb various stairs. In this study, we propose WAVES, a stair-climbing robot that can climb a variety of stairs with minimal electronic com
Externí odkaz:
https://doaj.org/article/bb47d4b4db0c481388b08cf921b1e0a9
Autor:
Gustavo F. Trindade, Soohwan Sul, Joonghyuk Kim, Rasmus Havelund, Anya Eyres, Sungjun Park, Youngsik Shin, Hye Jin Bae, Young Mo Sung, Lidija Matjacic, Yongsik Jung, Jungyeon Won, Woo Sung Jeon, Hyeonho Choi, Hyo Sug Lee, Jae-Cheol Lee, Jung-Hwa Kim, Ian S. Gilmore
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-9 (2023)
Abstract Understanding the degradation mechanism of organic light-emitting diodes (OLED) is essential to improve device performance and stability. OLED failure, if not process-related, arises mostly from chemical instability. However, the challenges
Externí odkaz:
https://doaj.org/article/9a9ed3464bef4e1eb0a851d7c4420f1f
Publikováno v:
iScience, Vol 27, Iss 3, Pp 109061- (2024)
Summary: The 2019 coronavirus pandemic resulted in a massive global healthcare crisis, highlighting the necessity to develop effective and reproducible platforms capable of rapidly and accurately detecting SARS-CoV-2. In this study, we developed an e
Externí odkaz:
https://doaj.org/article/fa24c3f264b941718686e3bd0d9c87fd
Autor:
Ji Hwan Kim, Roman Halaksa, Il-Young Jo, Hyungju Ahn, Peter A. Gilhooly-Finn, Inho Lee, Sungjun Park, Christian B. Nielsen, Myung-Han Yoon
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-12 (2023)
Abstract Despite the growing interest in dynamic behaviors at the frequency domain, there exist very few studies on molecular orientation-dependent transient responses of organic mixed ionic–electronic conductors. In this research, we investigated
Externí odkaz:
https://doaj.org/article/05a353213c3a40a2a5f46279473db64b
Autor:
Hanbee Lee, Soyeong Jeong, Jae-Hyun Kim, Yong-Ryun Jo, Hyeong Ju Eun, Byoungwook Park, Sung Cheol Yoon, Jong H. Kim, Seung-Hoon Lee, Sungjun Park
Publikováno v:
npj Flexible Electronics, Vol 7, Iss 1, Pp 1-9 (2023)
Abstract Ultra-flexible organic photovoltaics (OPVs) are promising candidates for next-generation power sources owing to their low weight, transparency, and flexibility. However, obtaining ultra-flexibility under extreme repetitive mechanical stress
Externí odkaz:
https://doaj.org/article/1495a6a6562b4fd3a1e80f8ed41d606d
Autor:
Sungjun Park, Jinho Jeong
Publikováno v:
IEEE Access, Vol 11, Pp 145591-145600 (2023)
A tray-type spatial power combiner is proposed at Ka-band using an $H$ -plane expanded waveguide with side-ridges and a dipole transition array. In order to overcome the small size of the Ka-band standard waveguide and accommodate as many as trays (s
Externí odkaz:
https://doaj.org/article/42133a10118a4ed4b771fd52f745d9d9
Publikováno v:
IEEE Access, Vol 11, Pp 137521-137528 (2023)
This paper presents a high-frequency model of a brushless DC motor to predict its radiated emission (RE) through high-frequency simulations of electromagnetic fields. The main RE noise path of the device-under-test (DUT) motor is specified as the sta
Externí odkaz:
https://doaj.org/article/e04675f9d3a4420e9abc55c203d154fa
Publikováno v:
Journal of Electromagnetic Engineering and Science, Vol 23, Iss 1, Pp 47-56 (2023)
In this paper, a wideband ultra-low-profile solar cell–integrated antenna with a high form factor is presented. A copper indium gallium selenide-based solar cell was used for the proposed design. The solar cell was cut with a rectangular-shaped nar
Externí odkaz:
https://doaj.org/article/a4e0d7bd527c4948a9f79daf90f3cf69
Autor:
Ohdo Kwon, Sunghyun Moon, Yeojun Yun, Yong-hyun Nam, Nam-heon Kim, Donghwan Kim, Wonjin Choi, Sungjun Park, Jaejin Lee
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-7 (2023)
Abstract Recently, biocompatible optical sources have been surfacing for new-rising biomedical applications, allowing them to be used for multi-purpose technologies such as biological sensing, optogenetic modulation, and phototherapy. Especially, ver
Externí odkaz:
https://doaj.org/article/fb32d593dfde48ba8f8e67ba25a3e2e0