Highly dispersed silver nanoparticles supported on a hydroxyapatite catalyst with different morphologies for CO oxidation
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作者:
Lan, Yu-Ting
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Shenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R ChinaShenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
Lan, Yu-Ting
[1
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Yang, Xin-Yu
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Shenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R ChinaShenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
Yang, Xin-Yu
[1
]
Liu, Shi-Xin
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Shenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R ChinaShenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
Liu, Shi-Xin
[1
]
Miao, Yu-Xin
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Shenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
China Univ Petr, State Key Lab Heavy Oil Proc, Beijing 102249, Peoples R ChinaShenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
Miao, Yu-Xin
[1
,2
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Zhao, Zhen
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Shenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
China Univ Petr, State Key Lab Heavy Oil Proc, Beijing 102249, Peoples R ChinaShenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
Zhao, Zhen
[1
,2
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机构:
[1] Shenyang Normal Univ, Coll Chem & Chem Engn, Inst Catalysis Energy & Environm, Shenyang 110034, Peoples R China
[2] China Univ Petr, State Key Lab Heavy Oil Proc, Beijing 102249, Peoples R China
Supported nano-silver (nano-Ag) catalysts have been widely used in heterogeneous catalysis. However, their poor thermal stability restricts their practical application. In order to solve this issue, we report a novel supported nano-Ag catalyst by employing the strong metal-support interactions (SMSIs) between the Ag nanoparticles (NPs) and hydroxyapatite (HAP). The home-made HAP was prepared via a facile hydrothermal or co-precipitation method, which can effectively anchor small size Ag NPs prepared by an impregnation method. Taking advantage of the unique confinement effect with different morphology HAP and the protective effect of hydroxyl groups on the HAP surface, highly dispersed Ag NPs were obtained. These Ag/HAP catalysts were characterized by XRD, N-2 physical adsorption, SEM, TEM and XPS. It was found that the particle size of Ag NPs was strongly related to the morphology and structure of the HAP supports, and it significantly affects the CO oxidation performance. The nano-Ag catalyst with a lamellar nanosheet structure HAP has the highest content of Ag-0, and 100% CO conversion can be achieved at 160 degrees C. The Ag NPs loaded on HAP nanosheets with a large specific surface area showing excellent CO oxidation activity demonstrating that the strategy may open a new way to design and develop highly dispersed nano-Ag catalysts for heterogeneous catalysis.
机构:
Osaka Univ, Inst NanoSci Design, Toyonaka, Osaka 5608531, JapanOsaka Univ, Res Ctr Solar Energy Chem, Grad Sch Engn Sci, Toyonaka, Osaka 5608531, Japan
Ichikawa, Satoshi
Tanaka, Shunsuke
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Kansai Univ, Dept Chem Energy & Environm Engn, Suita, Osaka 5648680, JapanOsaka Univ, Res Ctr Solar Energy Chem, Grad Sch Engn Sci, Toyonaka, Osaka 5608531, Japan
Tanaka, Shunsuke
Hirai, Takayuki
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Osaka Univ, Res Ctr Solar Energy Chem, Grad Sch Engn Sci, Toyonaka, Osaka 5608531, Japan
Osaka Univ, Div Chem Engn, Grad Sch Engn Sci, Toyonaka, Osaka 5608531, JapanOsaka Univ, Res Ctr Solar Energy Chem, Grad Sch Engn Sci, Toyonaka, Osaka 5608531, Japan
机构:
Indian Inst Sci, Mat Res Ctr, Bangalore 560012, India
King Abdullah Univ Sci & Technol KAUST, Thuwal 23955, Saudi ArabiaIndian Inst Sci, Mat Res Ctr, Bangalore 560012, India
Ahmad, Rafia
Yasumatsu, Hisato
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Genesis Res Inst Inc, Toyota Technol Inst, Cluster Res Lab, East Tokyo Lab, Chiba, Ichikawa 2720001, JapanIndian Inst Sci, Mat Res Ctr, Bangalore 560012, India
Yasumatsu, Hisato
Singh, Abhishek K.
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Indian Inst Sci, Mat Res Ctr, Bangalore 560012, IndiaIndian Inst Sci, Mat Res Ctr, Bangalore 560012, India
机构:
Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
Ding, Zhengxin
Yang, Haiyan
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Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
Yang, Haiyan
Liu, Junfeng
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Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
Liu, Junfeng
Dai, Wenxin
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Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
Dai, Wenxin
Chen, Xun
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Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
Chen, Xun
Wang, Xuxu
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Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
Wang, Xuxu
Fu, Xianzhi
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Fuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R ChinaFuzhou Univ, Res Inst Photocatalysis, State Key Lab Breeding Base Photocatalysis, Fuzhou 350002, Peoples R China
机构:
Univ Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Vera, Elizabeth
Trillaud, Victor
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Univ Lyon, Univ Claude Bernard Lyon 1, INSA Lyon, CNRS UMR 5510, F-69621 Lyon, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Trillaud, Victor
Metaouaa, Jamila
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Univ Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Metaouaa, Jamila
Aouine, Mimoun
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Univ Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Aouine, Mimoun
Boreave, Antoinette
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Univ Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Boreave, Antoinette
Burel, Laurence
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Univ Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Burel, Laurence
Roiban, Ioan-Lucian
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机构:
Univ Lyon, Univ Claude Bernard Lyon 1, INSA Lyon, CNRS UMR 5510, F-69621 Lyon, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Roiban, Ioan-Lucian
Steyer, Philippe
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Univ Lyon, Univ Claude Bernard Lyon 1, INSA Lyon, CNRS UMR 5510, F-69621 Lyon, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France
Steyer, Philippe
Vernoux, Philippe
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Univ Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, FranceUniv Lyon, Univ Claude Bernard Lyon 1, IRCELYON, UMR 5256,CNRS, F-69626 Villeurbanne, France