Zobrazeno 1 - 10
of 235
pro vyhledávání: '"Jung-Ho Yun"'
Autor:
Eunyoung Choi, Yurou Zhang, Arman Mahboubi Soufiani, Minwoo Lee, Richard F. Webster, Michael E. Pollard, Peter J. Reece, Wonjong Lee, Jan Seidel, Jongchul Lim, Jung-Ho Yun, Jae Sung Yun
Publikováno v:
npj 2D Materials and Applications, Vol 6, Iss 1, Pp 1-10 (2022)
Abstract Greater stability of low-dimensional halide perovskites as opposed to their three-dimensional counterparts, alongside their high extinction coefficient and thus excellent emission properties, have made them popular candidates for optoelectro
Externí odkaz:
https://doaj.org/article/6ef4a54c273b411dbe24a04128473910
Autor:
Ye Rim Chang, Kyoung Min Kim, Hyo Joung Kim, Dong Hun Kim, Jeonsang Kim, Dongsub Noh, Dae Sung Ma, Jeongseok Yun, Jung-Ho Yun, Seok Won Lee, Seok Ho Choi, Yoonjung Heo, Sung Wook Chang
Publikováno v:
Osong Public Health and Research Perspectives, Vol 11, Iss 6, Pp 345-350 (2020)
Objectives As a protective measure to slow down the transmission of coronavirus disease 2019 in Korea, social distancing was implemented from February 29th, 2020. This study aimed to evaluate the prevalence of domestic incidents and intentional injur
Externí odkaz:
https://doaj.org/article/58cb532bdbc1447582dd868939d6d408
Autor:
Kyoungwon Jung, Junsik Kwon, Yo Huh, Jonghwan Moon, Kyungjin Hwang, Hyun Min Cho, Jae Hun Kim, Chan Ik Park, Jung-Ho Yun, Oh Hyun Kim, Kee-Jae Lee, Sunworl Kim, Borami Lim, Yoon Kim
Publikováno v:
PLOS Global Public Health, Vol 2, Iss 1, p e0000162 (2022)
Although South Korea is a high-income country, its trauma system is comparable to low- and middle-income countries with high preventable trauma death rates of more than 30%. Since 2012, South Korea has established a national trauma system based on th
Externí odkaz:
https://doaj.org/article/1b34b09855254d2e90c1d7e83c35c82f
Publikováno v:
Nanomaterials, Vol 11, Iss 4, p 1059 (2021)
ZnO and Aluminum doped ZnO nanoparticles (Al/ZnO NPs) were successfully synthesized by the sol-gel method. Together with the effect of calcination temperatures (200, 300 and 400 °C) and Al dosage (1%, 3%, 5% and 10%) on structural, morphological and
Externí odkaz:
https://doaj.org/article/a95bbaf172d0490cb7b9b35639ab5f78
Autor:
Young Mi Lee, Inhee Maeng, Jinwoo Park, Myungkwan Song, Jung-Ho Yun, Min-Cherl Jung, Masakazu Nakamura
Publikováno v:
Frontiers in Energy Research, Vol 6 (2018)
Understanding the defect structure in organic-inorganic hybrid perovskite material (OHP) is a crucial role to explain several physical properties such as material stability, energy band, carrier mobility, and so on. In the solar-cell applications usi
Externí odkaz:
https://doaj.org/article/21de1cf3b6314ec6952391d9bb460b3f
Let $K$ be an imaginary quadratic field and $\mathcal{O}$ be an order in $K$. We construct class fields associated with form class groups which are isomorphic to certain $\mathcal{O}$-ideal class groups in terms of the theory of canonical models due
Externí odkaz:
http://arxiv.org/abs/2308.11250
Autor:
Yurou Zhang, Miaoqiang Lyu, Tengfei Qiu, Ekyu Han, Il Ku Kim, Min-Cherl Jung, Yun Hau Ng, Jung-Ho Yun, Lianzhou Wang
Publikováno v:
Energies, Vol 13, Iss 16, p 4250 (2020)
Halide perovskite is one of the most promising semiconducting materials in a variety of fields such as solar cells, photodetectors, and light-emitting diodes. Lead halide perovskite single crystals featuring long diffusion length, high carrier mobili
Externí odkaz:
https://doaj.org/article/5e5e9cdd2eb047a6989a2226b1927a99
Autor:
Heriyanto Syafutra, Jung-Ho Yun, Yuya Yoshie, Miaoqiang Lyu, Sakura Nishino Takeda, Masakazu Nakamura, Lianzhou Wang, Min-Cherl Jung
Publikováno v:
Nanomaterials, Vol 10, Iss 7, p 1253 (2020)
To start a step such as some realization of minimized and integrated devices, it requires simply understanding the surface status of hybrid perovskite on the e-beam irradiation because many commercial semiconductor devices are performed with a surfac
Externí odkaz:
https://doaj.org/article/06278c25956b4f6b8f997e56c8c5c95a
Autor:
Inhee Maeng, Asuka Matsuyama, Jung-Ho Yun, Shenghao Wang, Chul Kang, Chul-Sik Kee, Masakazu Nakamura, Min-Cherl Jung
Publikováno v:
Nanomaterials, Vol 10, Iss 4, p 721 (2020)
To control the density of a CH3NH2 molecular defect, which strongly contributed to a significant THz-wave absorption property in the CH3NH3PbI3 hybrid perovskite thin film formed by the sequential vacuum evaporation method, we performed post-annealin
Externí odkaz:
https://doaj.org/article/b6295354952d43bca2bc90fb2fc74994
Publikováno v:
Beilstein Journal of Nanotechnology, Vol 5, Iss 1, Pp 895-902 (2014)
Photovoltaic characteristics of dye-sensitized solar cells (DSSCs) using TiO2 nanotube (TNT) arrays as photoanodes were investigated. The TNT arrays were 3.3, 11.5, and 20.6 μm long with the pore diameters of 50, 78.6, and 98.7 nm, respectively. The
Externí odkaz:
https://doaj.org/article/5cee159ac0ab4d02af399f8d310beca8