Zobrazeno 1 - 10
of 70
pro vyhledávání: '"Chang-Min Yoon"'
Autor:
Ha-Yeong Kim, Jiwon Kim, Yeon-Ryong Chu, Suk Jekal, Minki Sa, Chan-Gyo Kim, Gyu-Sik Park, Jisu Lim, Zambaga Otgonbayar, Chang-Min Yoon
Publikováno v:
IEEE Access, Vol 12, Pp 97132-97142 (2024)
In this paper, we present the concept of traceback analysis to identify the origins of non-wet defects caused by hydrophobic unknown nanoparticles in the semiconductor packaging process. Traceback analysis involves five-steps, i.e., practical observa
Externí odkaz:
https://doaj.org/article/90f225bdddb947619d9fb54200b2300f
Autor:
Chan-Gyo Kim, Suk Jekal, Zambaga Otgonbayar, Jiwon Kim, Yoon-Ho Ra, Jungchul Noh, Won-Chun Oh, Chang-Min Yoon
Publikováno v:
Batteries, Vol 10, Iss 9, p 311 (2024)
A plasma-reduced graphene oxide/lithium titanate oxide (PrGO/LTO) composite is prepared as an anode material to enhance the performance of lithium-ion capacitors (LICs). The PrGO/LTO composite is synthesized by mixing graphene oxide (GO) and LTO, fol
Externí odkaz:
https://doaj.org/article/69da5b1b15614b54ad3c95e18c79d323
Publikováno v:
Advanced Science, Vol 10, Iss 21, Pp n/a-n/a (2023)
Abstract Polyaniline‐capped mesoporous carbon nanosheets with high conductivity and porosity are synthesized by vapor deposition polymerization. The mesoporous carbon template is prepared by removing ordered cubic iron oxide nanocrystals embedded i
Externí odkaz:
https://doaj.org/article/661f57fe5f2f4b8881b1aade8b2ab3c2
Autor:
Suk Jekal, Minki Sa, Yeon-Ryong Chu, Chan-Gyo Kim, Jungchul Noh, Jiwon Kim, Ha-Yeong Kim, Won-Chun Oh, Zambaga Otgonbayar, Chang-Min Yoon
Publikováno v:
Gels, Vol 9, Iss 11, p 891 (2023)
The use of plate-like materials to induce a percolation gel-like effect in electrorheological (ER) fluids is sparsely documented. Hence, we dispersed plate-like materials, namely natural mica, synthetic mica, and glass, as well as their pulverized pa
Externí odkaz:
https://doaj.org/article/3a36a431de3c4b9a832a90f3d7690562
Autor:
Ha-Yeong Kim, Suk Jekal, Chan-Gyo Kim, Jungchul Noh, Jiwon Kim, Yeon-Ryong Chu, Zambaga Otgonbayar, Won-Chun Oh, Sang Hun Lee, Chang-Min Yoon
Publikováno v:
Materials, Vol 16, Iss 19, p 6454 (2023)
In this study, Al paper and cellulose acetate (CA) filters derived from heated tobacco waste were successfully converted into current collectors and active materials for a supercapacitor device. Typically, heated tobacco contains electrically discont
Externí odkaz:
https://doaj.org/article/600e06a1409543869c4befdf83052a02
Autor:
Chang-Min Yoon, Suk Jekal, Dong-Hyun Kim, Jungchul Noh, Jiwon Kim, Ha-Yeong Kim, Chan-Gyo Kim, Yeon-Ryong Chu, Won-Chun Oh
Publikováno v:
Nanomaterials, Vol 13, Iss 10, p 1614 (2023)
Herein, unique three-dimensional (3D) hierarchically structured carbon nanofiber (CNF)/metal oxide/conducting polymer composite materials were successfully synthesized by combinations of various experimental methods. Firstly, base CNFs were synthesiz
Externí odkaz:
https://doaj.org/article/aba2c6873fd842eeaddd066885f3bc64
Autor:
Dong-Hyun Kim, Suk Jekal, Chan-Gyo Kim, Yeon-Ryong Chu, Jungchul Noh, Min Sang Kim, Neunghi Lee, Woo-Jin Song, Chang-Min Yoon
Publikováno v:
Gels, Vol 9, Iss 4, p 351 (2023)
A facile oxygen (O2) atmospheric plasma treatment is applied to a polyvinyl alcohol (PVA) matrix to enhance its wettability and hydrophilicity. The optimal plasma treatment conditions are determined by varying the applied plasma power and plasma trea
Externí odkaz:
https://doaj.org/article/02b44cea32ce4869bc6d0ff4003cb61b
Autor:
Suk Jekal, Min-Sang Kim, Dong-Hyun Kim, Jungchul Noh, Ha-Yeong Kim, Jiwon Kim, Hyeonseok Yi, Won-Chun Oh, Chang-Min Yoon
Publikováno v:
Gels, Vol 9, Iss 2, p 97 (2023)
In this study, a flexible all-solid-state asymmetric supercapacitor (FASC) device has been successfully fabricated via full recycling of heated tobacco waste (HTW). Tobacco leaves and cellulose acetate tubes have been successfully carbonized (HTW-C)
Externí odkaz:
https://doaj.org/article/436bbbd015af417b9b3075892b828651
Publikováno v:
Nanomaterials, Vol 12, Iss 20, p 3639 (2022)
In this work, a novel ternary nanocomposites AgZnS-TiO2-reduced graphene oxide (RGO) was successfully synthesized by a facile soft ultrasonic-reduction condition as low as 70 °C. During the ultrasound reaction, the reduction of GO and the growth of
Externí odkaz:
https://doaj.org/article/15d0f12a3b7f4afe843bfdc35c1ed9e7
Autor:
Suk Jekal, Jiwon Kim, Dong-Hyun Kim, Jungchul Noh, Min-Jeong Kim, Ha-Yeong Kim, Min-Sang Kim, Won-Chun Oh, Chang-Min Yoon
Publikováno v:
Nanomaterials, Vol 12, Iss 20, p 3689 (2022)
Light detection and ranging (LiDAR) sensors utilize a near-infrared (NIR) laser with a wavelength of 905 nm. However, LiDAR sensors have weakness in detecting black or dark-tone materials with light-absorbing properties. In this study, SiO2/black TiO
Externí odkaz:
https://doaj.org/article/7507a29dc2bc49a0be146924f00d52d6