Preparation of TiO2-supported twinned gold nanoparticles by CO treatment and their CO oxidation activity
Preparation of TiO2-supported twinned gold nanoparticles by CO treatment and their CO oxidation activity
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DOI:
10.1039/c5cc05484b
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发表时间:
2015-01-01
影响因子:
4.9
通讯作者:
Satsuma, Atsushi
中科院分区:
文献类型:
--
作者:
Ohyama, Junya;Koketsu, Taiki;Satsuma, Atsushi
We found that twinned gold nanoparticles (T-AuNPs) are generated at a high probability by CO treatment of TiO2-supported Au(III) at room temperature. Because of the formation of T-AuNPs, the Au/TiO2 prepared by the CO treatment showed higher catalytic activity for CO oxidation than Au/TiO2 prepared by conventional H-2 treatment.