Zobrazeno 1 - 10
of 123
pro vyhledávání: '"Hong-Dae Kim"'
Autor:
Tae-Hyung Kim, Bora Ye, Bora Jeong, Myeung-Jin Lee, Aran Song, Inkyung Cho, Heesoo Lee, Hong-Dae Kim
Publikováno v:
Materials, Vol 17, Iss 14, p 3463 (2024)
We investigated the impact of CaCO3 addition on the density and compressive strength of calcium aluminate cement (CAC)-based cementitious materials in binder jetting additive manufacturing (BJAM). To confirm the formation of a uniform powder bed, we
Externí odkaz:
https://doaj.org/article/a1edff9e3df24480b67282baf701ffc5
Autor:
Seung-Yeop Chun, Su-jin Kim, Woon-Gi Kim, Geumyeon Lee, Myeung-jin Lee, Bora Ye, Hong-Dae Kim, Jeong Hun Lee, Taewook Kim
Publikováno v:
Journal of Materials Research and Technology, Vol 22, Iss , Pp 3192-3206 (2023)
3D printing allows for the cost-effective fabrication of moulds and can cast complex shapes. In this study, alumina cement and fine aggregates for refractories were used as the main raw materials, and saturation was adjusted to an appropriate level t
Externí odkaz:
https://doaj.org/article/2c8b19d13c22401281a548e3838e9cbc
Autor:
Bora Ye, Bora Jeong, Myeung-jin Lee, Tae Hyeong Kim, Sam-Sik Park, Jaeil Jung, Seunghyun Lee, Hong-Dae Kim
Publikováno v:
Nano Convergence, Vol 9, Iss 1, Pp 1-21 (2022)
Abstract Vanadium-based catalysts have been used for several decades in ammonia-based selective catalytic reduction (NH3-SCR) processes for reducing NO x emissions from various stationary sources (power plants, chemical plants, incinerators, steel mi
Externí odkaz:
https://doaj.org/article/f2cccbdf7e0f4371ab1cd683e5f84e7f
Autor:
Han-Gyu Im, Myeung-Jin Lee, Woon-Gi Kim, Su-Jin Kim, Bora Jeong, Bora Ye, Heesoo Lee, Hong-Dae Kim
Publikováno v:
Nanomaterials, Vol 12, Iss 14, p 2329 (2022)
Typically, to meet emission regulations, the selective catalytic reduction of NOX with NH3 (NH3-SCR) technology cause NH3 emissions owing to high NH3/NOX ratios to meet emission regulations. In this study, V-Cu/BN-Ti was used to remove residual NOX a
Externí odkaz:
https://doaj.org/article/e1ada7b5bcdf42f7b81c75099e9790d1
Autor:
Seung-Yeop Chun, Geumyeon Lee, Su-jin Kim, Bora Jeong, Jeehoon Shin, Inkyung Cho, Hong-Dae Kim, Heesoo Lee, Taewook Kim
Publikováno v:
Applied Sciences, Vol 11, Iss 24, p 11824 (2021)
Powder bed 3D printing can be applied to sandcasting mold manufacturing to ensure high quality and economy through process innovation. In this study, refractory alumina cement was used as an aqueous binder to ensure high-temperature thermal stability
Externí odkaz:
https://doaj.org/article/501c975dba394566b3dfe268b6896610
Autor:
Min Seong Lee, Sun-I Kim, Myeung-jin Lee, Bora Ye, Taehyo Kim, Hong-Dae Kim, Jung Woo Lee, Duck Hyun Lee
Publikováno v:
Nanomaterials, Vol 11, Iss 6, p 1452 (2021)
In this study, we synthesized V2O5-WO3/TiO2 catalysts with different crystallinities via one-sided and isotropic heating methods. We then investigated the effects of the catalysts’ crystallinity on their acidity, surface species, and catalytic perf
Externí odkaz:
https://doaj.org/article/f0d3ef42fbe844b0bd868392bf14def5
Autor:
Yoo-jin Jung, Beom-Sik Kim, Bora Jeong, Hong-Dae Kim, Jong Min Won, Kwangseo Cha, Jin-Sun Cha
Publikováno v:
Korean Journal of Chemical Engineering. 40:714-721
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2ba3af42b46ff60b1489fda0b005fbbe
https://doi.org/10.1007/s11814-023-1353-y
https://doi.org/10.1007/s11814-023-1353-y
Publikováno v:
Cellulose. 30:2413-2426
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cbde89eeb00d39bf831bfe38643357b3
https://doi.org/10.1007/s10570-022-05018-2
https://doi.org/10.1007/s10570-022-05018-2
Autor:
Hong-dae Kim, Suk-jin Yun
Publikováno v:
THE JOURNAL OF HUMANITIES STUDIES. 127:27-54
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7f227560b75a29cb682c60be3b0d34e8
https://doi.org/10.46346/tjhs.127..2
https://doi.org/10.46346/tjhs.127..2
Autor:
Geumyeon Lee, Bora Ye, Myeung-jin Lee, Seung-Yeop Chun, Bora Jeong, Hong-Dae Kim, Jungho Jae, Taewook Kim
Publikováno v:
Journal of Industrial and Engineering Chemistry. 109:422-430
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3a473be58c367a93031a9695a9de10c3
https://doi.org/10.1016/j.jiec.2022.02.025
https://doi.org/10.1016/j.jiec.2022.02.025