Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Jiha Choi"'
Publikováno v:
Applied Surface Science. 396:421-429
Charge carrier recombination and durability issues are major problems in photocatalytic hydrogen (H 2 ) evolution processes. Thus, there is a very important necessitate to extend an efficient photocatalyst to control charge-carrier dynamics in the ph
Autor:
Kyoung Seok Lee, Tae Kyu Kim, Youngran Lim, Hang Mi Jo, Yong Hyeon Yim, Jiha Choi, Euijin Hwang
Publikováno v:
Bulletin of the Korean Chemical Society. 38:211-218
A paste-type certified reference material (CRM) of tomato was developed for accurate elemental analysis of canned foods. Accurate mass fractions of cadmium (Cd), lead (Pb), and tin (Sn) in the tomato paste CRM were determined by isotope dilution indu
Autor:
Jiha Choi, D. Amaranatha Reddy, Tae Kyu Kim, Sangyeob Hong, Noh Soo Han, Jae Kyu Song, Seonghyun Jeong, D. Praveen Kumar
Publikováno v:
Catalysis Science & Technology. 7:641-649
The photocatalytic hydrogen evolution reaction using semiconductor nanostructures has received considerable attention in tackling energy and pollution problems. Although several semiconductor photocatalysts have been developed, materials satisfactory
Publikováno v:
Journal of Alloys and Compounds. 688:527-536
Reduced graphene oxide aerogels (RGAs) are excellent candidates for water remediation due to their lightweight, high surface area and high absorbance rate. Here, we report a simple green synthetic approach for the self-assembly of CeO2-RGA aerogels u
Autor:
Kyoung Seok Lee, Rory Ma, Tae Kyu Kim, Jiha Choi, D. Amaranatha Reddy, Hanbit Park, Yujin Kim
Publikováno v:
Solid State Sciences. 62:82-89
The inferior utilization efficiency of light is the main obstacle to the practical application of traditional photocatalysts such as TiO2 and ZnO. In this regard, the development of novel photocatalysts with the capability of harvesting full spectrum
Publikováno v:
ACS Sustainable Chemistry & Engineering. 4:7158-7166
Facile preparation of metal–organic framework (MOF) derived earth-abundant nickel phosphide (Ni2P) by a simple, cost-effective procedure is described. Ni2P is recognized as a suitable replacement for expensive noble metal cocatalysts used for H2 pr
Publikováno v:
Journal of the Taiwan Institute of Chemical Engineers. 66:200-209
Novel heterostructured Ag@AgI/ZnS microspheres were fabricated through a soft chemical route using polyvinylpyrrolidone (PVP). Their formation was confirmed by SEM, TEM, XRD, XPS, and FTIR analyses, which revealed that the Ag@AgI/ZnS nanocomposites c
Publikováno v:
Physical Chemistry Chemical Physics. 18:24984-24993
An oxygen-vacancy rich, bismuth oxyiodide-based Z-scheme 3D hierarchical MoS2/BiOI/AgI ternary nanocomposite photocatalyst was fabricated using a simple precipitation process in ethylene glycol and water. The presence of oxygen-vacancies in BiOI and
Autor:
Tae Kyu Kim, Yujin Kim, D. Praveen Kumar, Hyun Kook Kim, Jiha Choi, D. Amaranatha Reddy, M. Jahurul Islam, Seunghee Lee
Publikováno v:
Journal of Materials Chemistry A. 4:13890-13898
Non-precious transition metal phosphides (TMPs) are emerging as the most promising substitutes for expensive noble metal-based co-catalysts for the hydrogen evolution reaction. While the synthesis of TMPs is well established, it is extremely challeng
Autor:
Yujin Kim, D. Praveen Kumar, Jiha Choi, D. Amaranatha Reddy, Tae Kyu Kim, Seunghee Lee, Sangyeob Hong
Publikováno v:
Catalysis Science & Technology. 6:6197-6206
Commercial applications of sustainable photocatalytic hydrogen production via water-splitting, an important future source of renewable energy, are hindered by the high price and scarcity of the requisite noble metal co-catalysts. This problem could b