Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures
To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x ,...
Ausführliche Beschreibung
Autor*in: |
TAN, Chenchen [verfasserIn] HAN, Yuxuan [verfasserIn] HU, Yaqin [verfasserIn] SHEN, Kai [verfasserIn] DING, Shipeng [verfasserIn] ZHANG, Yaping [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2024 |
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Übergeordnetes Werk: |
Enthalten in: Journal of fuel chemistry and technology - Amsterdam [u.a.] : Elsevier, 2006, 52, Seite 65-74 |
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Übergeordnetes Werk: |
volume:52 ; pages:65-74 |
DOI / URN: |
10.1016/S1872-5813(23)60369-X |
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ELV066569877 |
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520 | |a To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. | ||
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10.1016/S1872-5813(23)60369-X doi (DE-627)ELV066569877 (ELSEVIER)S1872-5813(23)60369-X DE-627 ger DE-627 rda eng 540 VZ TAN, Chenchen verfasserin aut Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures 2024 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. CeTiO 3DOM structure ordered mesoporous structure NH HAN, Yuxuan verfasserin aut HU, Yaqin verfasserin aut SHEN, Kai verfasserin aut DING, Shipeng verfasserin aut ZHANG, Yaping verfasserin aut Enthalten in Journal of fuel chemistry and technology Amsterdam [u.a.] : Elsevier, 2006 52, Seite 65-74 Online-Ressource (DE-627)534673082 (DE-600)2365488-0 (DE-576)284927007 1872-5813 nnns volume:52 pages:65-74 GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OLC-PHA GBV_ILN_31 GBV_ILN_95 GBV_ILN_150 GBV_ILN_2004 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_4251 AR 52 65-74 |
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10.1016/S1872-5813(23)60369-X doi (DE-627)ELV066569877 (ELSEVIER)S1872-5813(23)60369-X DE-627 ger DE-627 rda eng 540 VZ TAN, Chenchen verfasserin aut Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures 2024 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. CeTiO 3DOM structure ordered mesoporous structure NH HAN, Yuxuan verfasserin aut HU, Yaqin verfasserin aut SHEN, Kai verfasserin aut DING, Shipeng verfasserin aut ZHANG, Yaping verfasserin aut Enthalten in Journal of fuel chemistry and technology Amsterdam [u.a.] : Elsevier, 2006 52, Seite 65-74 Online-Ressource (DE-627)534673082 (DE-600)2365488-0 (DE-576)284927007 1872-5813 nnns volume:52 pages:65-74 GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OLC-PHA GBV_ILN_31 GBV_ILN_95 GBV_ILN_150 GBV_ILN_2004 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_4251 AR 52 65-74 |
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10.1016/S1872-5813(23)60369-X doi (DE-627)ELV066569877 (ELSEVIER)S1872-5813(23)60369-X DE-627 ger DE-627 rda eng 540 VZ TAN, Chenchen verfasserin aut Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures 2024 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. CeTiO 3DOM structure ordered mesoporous structure NH HAN, Yuxuan verfasserin aut HU, Yaqin verfasserin aut SHEN, Kai verfasserin aut DING, Shipeng verfasserin aut ZHANG, Yaping verfasserin aut Enthalten in Journal of fuel chemistry and technology Amsterdam [u.a.] : Elsevier, 2006 52, Seite 65-74 Online-Ressource (DE-627)534673082 (DE-600)2365488-0 (DE-576)284927007 1872-5813 nnns volume:52 pages:65-74 GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OLC-PHA GBV_ILN_31 GBV_ILN_95 GBV_ILN_150 GBV_ILN_2004 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_4251 AR 52 65-74 |
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10.1016/S1872-5813(23)60369-X doi (DE-627)ELV066569877 (ELSEVIER)S1872-5813(23)60369-X DE-627 ger DE-627 rda eng 540 VZ TAN, Chenchen verfasserin aut Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures 2024 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. CeTiO 3DOM structure ordered mesoporous structure NH HAN, Yuxuan verfasserin aut HU, Yaqin verfasserin aut SHEN, Kai verfasserin aut DING, Shipeng verfasserin aut ZHANG, Yaping verfasserin aut Enthalten in Journal of fuel chemistry and technology Amsterdam [u.a.] : Elsevier, 2006 52, Seite 65-74 Online-Ressource (DE-627)534673082 (DE-600)2365488-0 (DE-576)284927007 1872-5813 nnns volume:52 pages:65-74 GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OLC-PHA GBV_ILN_31 GBV_ILN_95 GBV_ILN_150 GBV_ILN_2004 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_4251 AR 52 65-74 |
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10.1016/S1872-5813(23)60369-X doi (DE-627)ELV066569877 (ELSEVIER)S1872-5813(23)60369-X DE-627 ger DE-627 rda eng 540 VZ TAN, Chenchen verfasserin aut Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures 2024 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. CeTiO 3DOM structure ordered mesoporous structure NH HAN, Yuxuan verfasserin aut HU, Yaqin verfasserin aut SHEN, Kai verfasserin aut DING, Shipeng verfasserin aut ZHANG, Yaping verfasserin aut Enthalten in Journal of fuel chemistry and technology Amsterdam [u.a.] : Elsevier, 2006 52, Seite 65-74 Online-Ressource (DE-627)534673082 (DE-600)2365488-0 (DE-576)284927007 1872-5813 nnns volume:52 pages:65-74 GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OLC-PHA GBV_ILN_31 GBV_ILN_95 GBV_ILN_150 GBV_ILN_2004 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_4251 AR 52 65-74 |
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10.1016/S1872-5813(23)60369-X |
dewey-full |
540 |
author2-role |
verfasserin |
title_sort |
preparation and nh 3 -scr catalytic performance of cetio catalysts with different pore structures |
title_auth |
Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures |
abstract |
To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. |
abstractGer |
To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. |
abstract_unstemmed |
To investigate the influence of pore structure on the catalytic activity of catalysts, four catalysts including three-dimensionally ordered macroporous-mesoporous (3DOM-m) CeTiO x , three-dimensionally ordered macroporous (3DOM) CeTiO x , three-dimensionally ordered mesoporous (3DOm) CeTiO x and disordered mesoporous (DM) CeTiO x were synthesized by the sol-gel method. The NH3-SCR denitration testing results show that the performance of the catalysts with different pore structures follows the sequence of 3DOM-m CeTiO x >3DOm CeTiO x >3DOM CeTiO x >DM CeTiO x , and the 3DOM-m CeTiO x shows an excellent catalytic activity, with more than 90% NO conversion in the range of 250–400 °C at a GHSV of 60000 h−1. The characterization of catalysts by XRD, SEM, BET, NH3-TPD and in-situ DRIFTS indicates that the surface area is not the dominant factor determining the catalytic activity of CeTiO x . 3DOM-m CeTiO x has a highly ordered macroporous-mesoporous structure and abundant Bronsted acidic sites, thereby improving the denitrification activity. The NH3-SCR reaction over the 3DOM-m CeTiO x mainly follows the L-H and E-R mechanisms. |
collection_details |
GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OLC-PHA GBV_ILN_31 GBV_ILN_95 GBV_ILN_150 GBV_ILN_2004 GBV_ILN_2068 GBV_ILN_2111 GBV_ILN_4251 |
title_short |
Preparation and NH 3 -SCR catalytic performance of CeTiO catalysts with different pore structures |
remote_bool |
true |
author2 |
HAN, Yuxuan HU, Yaqin SHEN, Kai DING, Shipeng ZHANG, Yaping |
author2Str |
HAN, Yuxuan HU, Yaqin SHEN, Kai DING, Shipeng ZHANG, Yaping |
ppnlink |
534673082 |
mediatype_str_mv |
c |
isOA_txt |
false |
hochschulschrift_bool |
false |
doi_str |
10.1016/S1872-5813(23)60369-X |
up_date |
2024-07-06T18:13:34.033Z |
_version_ |
1803854402328461312 |
fullrecord_marcxml |
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