Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Dongyeun Won"'
Autor:
Seohui Kang, Yonas Assefa Eshete, Sujin Lee, Dongyeun Won, Saemi Im, Sangheon Lee, Suyeon Cho, Heejun Yang
Publikováno v:
iScience, Vol 25, Iss 1, Pp 103563- (2022)
Summary: Tungsten disulfide (WS2) has tunable bandgaps, which are required for diverse optoelectronic device applications. Here, we report the bandgap modulation in WS2 monolayers with two-dimensional core-shell structures formed by unique growth mod
Externí odkaz:
https://doaj.org/article/b0aff36ffde74aa3bf378bbf816e0b48
Autor:
Hagyeong Kwon, Dongyeon Bae, Hyeyoung Jun, Byungdo Ji, Dongyeun Won, Jun-Ho Lee, Young-Woo Son, Heejun Yang, Suyeon Cho
Publikováno v:
Applied Sciences, Vol 10, Iss 9, p 3087 (2020)
We report the electrochemical hydrogen evolution reaction (HER) of two-dimensional metallic transition metal dichalcogenides (TMDs). TMTe2 (TM: Mo, W, and V) single crystals were synthesized and characterized by optical microscopy, X-ray diffraction,
Externí odkaz:
https://doaj.org/article/a80a04bb01ab4fcb88ffed3ba24cfd83
Autor:
Dongyeun Won, Ching Yu Chiang, Jeong Hyo Kim, Chia Hsien Lin, Karam Park, Sukmin Jeong, Hagyeong Kwon, Suyeon Cho, Heejun Yang, Dongyeon Bae, Ching Shun Ku
Publikováno v:
Current Applied Physics. 30:20-26
Novel materials and structures with abundant active sites have been in continuous demand for electrochemical catalytic applications. In this study, we synthesized platinum telluride (Pt3Te4) nanocrystals on two-dimensional metallic molybdenum ditellu
Autor:
Seohui Kang, Yonas Assefa Eshete, Saemi Im, Sangheon Lee, Dongyeun Won, Sujin Lee, Heejun Yang, Suyeon Cho
Publikováno v:
iScience
iScience, Vol 25, Iss 1, Pp 103563-(2022)
iScience, Vol 25, Iss 1, Pp 103563-(2022)
Summary Tungsten disulfide (WS2) has tunable bandgaps, which are required for diverse optoelectronic device applications. Here, we report the bandgap modulation in WS2 monolayers with two-dimensional core-shell structures formed by unique growth mode
Autor:
Ha Heun Lee, Eunji Lim, Seohui Kang, Yonas Assefa Eshete, Dongyeun Won, Yongjoon Lee, Ju-yeong Jeong, Heejun Yang, Ching-Yu Chiang, Suyeon Cho
Publikováno v:
Applied Surface Science. 596:153503
Autor:
Gunn Kim, Dongyeun Won, Jiung Cho, Hagyeong Kwon, Ching Yu Chiang, Chia Hsien Lin, Hionsuck Baik, Dongyeon Bae, Ching Shun Ku, Suyeon Cho, Heejun Yang, Hee Jung Park, Ah Reum Jeong, Heeju Kim
Publikováno v:
ACS nano. 15(4)
Silver-based nanomaterials have been versatile building blocks of various photoassisted energy applications; however, they have demonstrated poor electrochemical catalytic performance and stability, in particular, in acidic environments. Here we repo
Autor:
Heejun Yang, Ning Ling, Hagyeong Kwon, Hionsuck Baik, Jiung Cho, Sukmin Jeong, Dongyeun Won, Suyeon Cho, Karam Park, Hee Jung Park, Dongyeon Bae, Jayoon Yang
Publikováno v:
ACS applied materialsinterfaces. 13(2)
Two-dimensional (2D) layered catalysts have been considered as a class of ideal catalysts for hydrogen evolution reaction (HER) because of their abundant active sites with almost zero Gibbs energy change for hydrogen adsorption. Despite the promising
Autor:
Jeongyong Kim, Min Yong Jeong, Changwon Seo, Dongyeun Won, Dohyun Kim, Heejun Yang, Do Hoon Kiem, Younghak Kim, Suyeon Cho, Je-Geun Park, Myung Joon Han, Hwanbeom Cho
Publikováno v:
Advanced materials (Deerfield Beach, Fla.). 32(11)
Lattice distortion, spin interaction, and dimensional crossover in transition metal dichalcogenides (TMDs) have led to intriguing quantum phases such as charge density waves (CDWs) and 2D magnetism. However, the combined effect of many factors in TMD
Autor:
Linfeng Sun, Dongyeun Won, Dong-Wook Kim, Geunwoo Hwang, Heejun Yang, Takashi Taniguchi, Eunah Kim, Shoujun Zheng, Yanggeun Joo, Dohyun Kim, Kenji Watanabe, Pilkyung Moon
Publikováno v:
Advanced Materials. 34:2106625
Conventional gating in transistors uses electric fields through external dielectrics that require complex fabrication processes. Various optoelectronic devices deploy photogating by electric fields from trapped charges in neighbor nanoparticles or di
Autor:
Jun-Ho Lee, Min Kwon, Dohyun Kim, Suyeon Cho, Kyungrok Kang, Young-Woo Son, Dongyeun Won, Heejun Yang
Publikováno v:
Advanced Electronic Materials. 7:2000823