Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Hu Sik Kim"'
Autor:
Hyun-Jae Lee, Bong Been Yim, Woo Taik Lim, Jong Jin Kim, Hu Sik Kim, Nam Ho Heo, Sayantika Nath
Publikováno v:
Journal of Porous Materials. 29:73-86
To study the cyclopentane sorption sites and the effect of sorption on the H-ZSM-5 structure, crystal of H-ZSM-5 were prepared by burning out the tetrapropylammonium cations in air. For the adsorption of cyclopentane into H-ZSM-5 crystal, the crystal
Publikováno v:
Journal of Porous Materials. 28:1361-1369
The Cd4S6+ and Cd2S2+ clusters in the sodalite cavities were synthesized by reaction of the fully Cd2+-exchanged zeolite Y (Si/Al = 1.56) and 0.1 M Na2S(aq) solution at 294 K for 2 days. The single-crystal structure was determined at 100(1) K by sync
Publikováno v:
Journal of Porous Materials. 27:63-71
To study the Sr2+-ion selectivity of zeolite Y (Si/Al = 1.56) in binary solution with different Sr2+ and K+ concentration during exchange, two single-crystals of fully dehydrated, Sr2+- and K+-exchanged zeolites Y were prepared by the flow method usi
Publikováno v:
Journal of the mineralogical society of korea. 31:235-248
Publikováno v:
Journal of Porous Materials. 26:513-523
Three single-crystals of fully dehydrated and partially Sr2+-exchanged zeolites Y (Si/Al = 1.56) were prepared by the flow method using mixed ion-exchange solutions. The Sr(NO3)2:NaNO3 molar ratios of the ion exchange solution were 1:100 (crystal 1),
Autor:
Eil-Hee Lee, Dong-Yong Chung, Keun-Young Lee, Woo Taik Lim, Hu Sik Kim, Hae-Kwon Jeong, Man Park, Ha Young Lee
Publikováno v:
The Journal of Physical Chemistry C. 121:10594-10608
Selective ion-exchange with zeolites has been considered as one of the most promising means to remove a radioactive isotope of cesium, 137Cs, present in low concentration in seawater. However, there has been no report on the fundamental structure–p
Publikováno v:
Journal of Porous Materials. 24:959-972
The single-crystals of Ca2+, K+-exchanged zeolite Y, and Ca2+, Rb+-exchanged zeolite Y were prepared by using flow method with mixed ion-exchange solution, whose Ca(NO3)2:KNO3 mole ratios were 1:1 (crystal 1) and 1:100 (crystal 2), and Ca(NO3)2:RbNO3
Publikováno v:
Journal of Porous Materials. 24:55-64
To study the tendency of Cs+ exchange into zeolite Y (Si/Al = 1.56) dependence on Cs+ and Na+ concentration of aqueous solution during exchange, two single-crystals of fully dehydrated, Cs+-and Na+-exchanged zeolites Y were prepared by the flow metho
Publikováno v:
Journal of the mineralogical society of korea. 28:299-308
The six natural zeolites collected in Pohang area, Kyungsangbuk-do, Korea, were characterized by XRD, XRF, DTA, TGA, and CEC analysis. The primary species of these zeolite are modenite, albite, and quarts in Kuryongpo-A (Ku-A), Kuryongpo-B (Ku-B), Ku
Autor:
Hu Sik Kim, Woo Taik Lim, Yong Hyun Park, Jun Woo Park, Sik Young Choi, Seok Hee Lee, Ji Hyun Hwang, Jong Sam Park, Kyun Hye Park
Publikováno v:
Korean Journal of Soil Science and Fertilizer. 48:180-188
To investigate the tendency of Li + exchange from polar organic solvents, Li + -ion exchange into zeolite Y (Si/Al = 1.56) was attempted by undried methanol (crystal 1) and formamide (crystal 2) solvent. Two single crystals of Na-Y were treated with