Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Hyeonhee Choi"'
Publikováno v:
Water, Vol 16, Iss 4, p 584 (2024)
In this work, a method of simultaneously analyzing pesticide concentration and assessing its risks was developed. Assessments were conducted to evaluate the distribution characteristics and risks to human health of pesticides in shallow groundwater i
Externí odkaz:
https://doaj.org/article/14d2e554a0424b01b860559147fd66c3
Autor:
Sunhwa Park, Deok-Hyun Kim, Jong-Hyun Yoon, Jong-Beom Kwon, Hyeonhee Choi, Sun-Kyoung Shin, Moonsu Kim, Hyun-Koo Kim
Publikováno v:
Water, Vol 15, Iss 8, p 1480 (2023)
Perfluoroalkyl substances (PFASs) in shallow groundwater are increasingly being studied due to the global occurrence, environment persistence, bioaccumulation, and potential human health risk. In this research, 16 PFAS (11 perfluorinated carboxylic a
Externí odkaz:
https://doaj.org/article/21f84b0e4613450ba6cf6464d2123961
Publikováno v:
Materials, Vol 6, Iss 5, Pp 1718-1729 (2013)
MCM-41 was used as a support and, by using atomic layer deposition (ALD) in the liquid phase, a catalyst was prepared by consecutively loading titanium oxide and vanadium oxide to the support. This research analyzes the effect of the loading amount o
Externí odkaz:
https://doaj.org/article/435eb5e9f2ce475ab679405dc49647f8
Publikováno v:
Bulletin of the Korean Chemical Society. 36:1974-1979
Highly dispersed MoO3 on SiMCM-41 was applied to the dehydration of 2-butanol. MoO3 /MCM-41 catalysts were prepared using a modified atomic layer deposition method. The structural characteristics of MoO3 supported on SiMCM-41 were examined by inducti
Publikováno v:
Korean Chemical Engineering Research. 53:121-126
− The objective of this study is to evaluate the catalytic potential of the porous material prepared from water treatment sludge. The textural properties of the catalyst were studied using N 2 adsorption and desorption isotherms, scanning electron
Autor:
Hyeonhee Choi1 chh9010@kongju.ac.kr, Jung-Hyun Bae1 junghyun@kongju.ac.kr, Do Heui Kim2 dohkim@snu.ac.kr, Young-Kwon Park3, Jong-Ki Jeon1 jkjeon@kongju.ac.kr
Publikováno v:
Materials (1996-1944). Jun2013, Vol. 6 Issue 6, p1718-1729. 12p. 2 Charts, 8 Graphs.
Publikováno v:
Journal of nanoscience and nanotechnology. 14(11)
Highly ordered mesoporous tungsten oxide (meso-WO3) was successfully synthesized using mesoporous silica KIT-6 as a hard template via the nanoreplication method. The physicochemical properties of meso-WO3 were characterized by X-ray diffraction, nitr
Publikováno v:
Materials
Volume 6
Issue 5
Pages: 1718-1729
Materials, Vol 6, Iss 5, Pp 1718-1729 (2013)
MATERIALS(6): 5
Volume 6
Issue 5
Pages: 1718-1729
Materials, Vol 6, Iss 5, Pp 1718-1729 (2013)
MATERIALS(6): 5
MCM-41 was used as a support and, by using atomic layer deposition (ALD) in the liquid phase, a catalyst was prepared by consecutively loading titanium oxide and vanadium oxide to the support. This research analyzes the effect of the loading amount o