Zobrazeno 1 - 10
of 395
pro vyhledávání: '"Hyung Koun Cho"'
Autor:
Dhruv Sharma, Dong Su Kim, Shin Young Oh, Kun Woong Lee, Won Seok Yang, Xuan Zhang, Sanjay Kumar Swami, Hyung Koun Cho, Sung Woon Cho
Publikováno v:
ACS Omega, Vol 9, Iss 27, Pp 29723-29731 (2024)
Externí odkaz:
https://doaj.org/article/f4ad2fbf69ce450ca9f796a0c89d4d9e
Publikováno v:
Advanced Science, Vol 10, Iss 21, Pp n/a-n/a (2023)
Abstract Applications of abundant seawater in electrochemical energy conversion are constrained due to the sluggish oxygen evolution reaction and the corrosive chlorine oxidation reaction. Hence, it is imperative to develop an efficient anodic reacti
Externí odkaz:
https://doaj.org/article/a0dc42cd37bf41b4b3a526eb6e1a8e83
Autor:
Ji Sook Yang, Sung Hyeon Jung, Dong Su Kim, Ji Hoon Choi, Hee Won Suh, Hak Hyeon Lee, Kun Woong Lee, Hyung Koun Cho
Publikováno v:
Micromachines, Vol 13, Iss 4, p 526 (2022)
To utilize continuous ultralow intensity signals from oxide synaptic transistors as artificial synapses that mimic human visual perception, we propose strategic oxide channels that optimally utilize their advantageous functions by stacking two oxide
Externí odkaz:
https://doaj.org/article/f03fb430050a425789af93c6b8731a85
Autor:
Changhoon Lee, Jae Nyeong Kim, Jang-Yeul Tak, Hyung Koun Cho, Ji Hoon Shim, Young Soo Lim, Myung-Hwan Whangbo
Publikováno v:
AIP Advances, Vol 8, Iss 11, Pp 115213-115213-8 (2018)
The electronic and thermoelectric properties of Bi2Te3, PbBi2Te4 and PbBi4Te7 were examined on the basis of density functional theory (DFT) calculations and thermoelectric transport property measurements. The layered phase PbBi4Te7 is composed of the
Externí odkaz:
https://doaj.org/article/3dde0e415c3d49269df9d36a020c232a
Autor:
Muhammad Naqi, Nayoung Kwon, Sung Hyeon Jung, Pavan Pujar, Hae Won Cho, Yong In Cho, Hyung Koun Cho, Byungkwon Lim, Sunkook Kim
Publikováno v:
Nanomaterials, Vol 11, Iss 5, p 1101 (2021)
Non-volatile memory (NVM) devices based on three-terminal thin-film transistors (TFTs) have gained extensive interest in memory applications due to their high retained characteristics, good scalability, and high charge storage capacity. Herein, we re
Externí odkaz:
https://doaj.org/article/17df2b83ac91479682d583dd3c82beff
Optimal n-Type Al-Doped ZnO Overlayers for Charge Transport Enhancement in p-Type Cu2O Photocathodes
Autor:
Hak Hyeon Lee, Dong Su Kim, Ji Hoon Choi, Young Been Kim, Sung Hyeon Jung, Swagotom Sarker, Nishad G. Deshpande, Hee Won Suh, Hyung Koun Cho
Publikováno v:
Micromachines, Vol 12, Iss 3, p 338 (2021)
An effective strategy for improving the charge transport efficiency of p-type Cu2O photocathodes is the use of counter n-type semiconductors with a proper band alignment, preferably using Al-doped ZnO (AZO). Atomic layer deposition (ALD)-prepared AZO
Externí odkaz:
https://doaj.org/article/404671b0f7e64f6d8394eb12d7a04a36
Autor:
Tae-Ho An, Young Soo Lim, Mi Jin Park, Jang-Yeul Tak, Soonil Lee, Hyung Koun Cho, Jun-Young Cho, Chan Park, Won-Seon Seo
Publikováno v:
APL Materials, Vol 4, Iss 10, Pp 104812-104812-7 (2016)
Composition-dependent charge transport and temperature-dependent density of state effective mass-dependent Seebeck coefficient were investigated in Bi2−xSbxTe3 (x = 1.56-1.68) compounds. The compounds were prepared by the spark plasma sintering of
Externí odkaz:
https://doaj.org/article/d2cde5ea418b4b1c8b7d992e2327d748
Autor:
Ji Hoon Choi, Hae-Jun Seok, Dongchul Sung, Dong Su Kim, Hak Hyeon Lee, Suklyun Hong, Han-Ki Kim, Hyung Koun Cho
Publikováno v:
Journal of Energy Chemistry. 82:277-286
Publikováno v:
Materials Horizons. 10:1373-1384
In this study, we designed a new ambipolar transistors using single channel layer an electrodeposition method for the active layer. We strategically utilized adequate materials for the fabrication of symmetric bidirectional vertical transistors.
Publikováno v:
Advanced Science.