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Hydrogen Production from Methane with CO2 Utilization over Exsolution Derived Bimetallic NiCu/CeO2 Catalysts Научная публикация

Журнал Catalysis Letters
ISSN: 1011-372X , E-ISSN: 1572-879X
Вых. Данные Год: 2024, Том: 154, Страницы: 2197–2210 Страниц : 14 DOI: 10.1007/s10562-023-04454-4
Ключевые слова Hydrogen; Methane; CO2 utilization; Bimetal catalyst; Exsolution
Авторы Matus E.V. 1 , Sukhova O.B. 1 , Kerzhentsev M.A. 1 , Ismagilov I.Z. 1 , Yashnik S.A. 1 , Ushakov V.A. 1 , Larina T.V. 1 , Gerasimov E.Yu. 1 , Stonkus O.A. 1 , Nikitin A.P. 2 , Li L. 3 , Ismagilov Z.R. 1,2
Организации
1 Boreskov Institute of Catalysis SB RAS, Pr. Lavrentieva 5, Novosibirsk, Russia 630090
2 Federal Research Center of Coal and Coal Chemistry SB RAS, Pr. Sovetsky 18, Kemerovo, Russia 650000
3 Institute of Coal Chemistry, Chinese Academy of Sciences, 27th South Taoyuan Road, Taiyuan 030001, Shanxi, People’s Republic of China

Информация о финансировании (1)

1 Министерство науки и высшего образования Российской Федерации (с 15 мая 2018) ГЗ-2021-2023

Реферат: Hydrogen production from methane with CO2 utilization over exsolution derived NiCu/CeO2 catalysts was studied. To form highly dispersed supported bimetallic NiCu particles the Ce0.75(NiCu)0.25O1.75 catalyst precursors (Cu/Ni molar ratio=0; 0.004; 0.04; 0.25) were prepared by polymerizable complex method with the following reduction at 800 °C. A comparative study of the genesis, textural, structural and morphological properties of materials has been carried out by ex situ and in situ methods. It was shown that Ce0.75(NiCu)0.25O1.75 samples were fuorite-like ceria-based solid solutions with a mesoporous texture. Copper promotion has a positive efect on self-activation and hydrogen yield by improving the reducibility of the catalyst, lowering the exsolution temperature of the Ni2+ cations, and maintaining the concentration of oxygen vacancies. The catalyst of optimal composition NiCu/CeO2 (9.4 wt. % Ni, 0.4 wt. % Cu) formed from Ce0.75(NiCu)0.25O1.75 with Cu/Ni=0.04 is resistant to coking and provides high hydrogen yield (82%) and CO2 utilization (78%) in steam/CO2 reforming of methane at 850 °C
Библиографическая ссылка: Matus E.V. , Sukhova O.B. , Kerzhentsev M.A. , Ismagilov I.Z. , Yashnik S.A. , Ushakov V.A. , Larina T.V. , Gerasimov E.Y. , Stonkus O.A. , Nikitin A.P. , Li L. , Ismagilov Z.R.
Hydrogen Production from Methane with CO2 Utilization over Exsolution Derived Bimetallic NiCu/CeO2 Catalysts
Catalysis Letters. 2024. V.154. P.2197–2210. DOI: 10.1007/s10562-023-04454-4 WOS Scopus РИНЦ CAPlus OpenAlex
Даты:
Поступила в редакцию: 27 апр. 2023 г.
Принята к публикации: 22 авг. 2023 г.
Опубликована online: 7 окт. 2023 г.
Опубликована в печати: 1 мая 2024 г.
Идентификаторы БД:
Web of science: WOS:001095218100001
Scopus: 2-s2.0-85173733114
РИНЦ: 61478989
Chemical Abstracts: 2023:2078844
OpenAlex: W4387432321
Цитирование в БД:
БД Цитирований
OpenAlex 1
Scopus 2
Web of science 2
РИНЦ 1
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