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Role of oxygen vacancy inducer for graphene in graphene-containing anodes

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 3,   Pages 326-333 doi: 10.1007/s11705-022-2213-8

Abstract: In this study, a new graphene role (oxygen vacancy inducer) in graphene/oxides composites anodes, whichgraphene forms carbon vacancies due to increased thermal vibration, and the carbon vacancies capture oxygenatoms, facilitating the formation of oxygen vacancies in oxides.Moreover, the induced oxygen vacancy concentrations can be regulated by sintering temperatures, and theAccording to density functional theory calculations and electrochemical measurements, the oxygen vacancies

Keywords： oxide     oxygen vacancy     graphene     anode     density functional theory calculation    

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Cooperative effect between copper species and oxygen vacancy in CeZrCuO catalysts for carbon monoxide

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 6,   Pages 1524-1536 doi: 10.1007/s11705-021-2106-2

Abstract: Thus, the number of oxygen vacancies caused by the Cu2+ entering the lattice (e.g., Cu2+–□–Ce4+; □: oxygen vacancy), and the amount of reducible copper species caused byCatalytic CO oxidation tests indicated that the oxygen vacancy and the reducible copper species wereThus, the samples x = 0.1 and 0.3, which possessed the most oxygen vacancy or reducible copper

Keywords： Ce–Zr–Cu–O     CO oxidation     reducible copper species     oxygen vacancy     cooperative effect    

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Photoreduction adjusted surface oxygen vacancy of BiMoO for boosting photocatalytic redox performance

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 12,   Pages 1937-1948 doi: 10.1007/s11705-023-2353-5

Abstract: In this study, Bi2MoO6 with adjustable rich oxygen vacancies was prepared by aThe experiment results show that Bi2MoO6 with rich oxygen vacancies is an excellentThe results display that the band energy of the samples with oxygen vacancies was narrowed and the lightTherefore, this work provides a convenient and efficient method to prepare potential adjustable oxygenvacancy based photocatalysts to eliminate the pollution of dyes and Cr(VI) in water.

Keywords： Bi2MoO6     oxygen vacancies     photoreduction     Cr(VI)     RhB    

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Advancing oxygen separation: insights from experimental and computational analysis of LaCaCoFeMO (M =Cu, Zn) oxygen transport membranes

Frontiers of Chemical Science and Engineering 2024, Volume 18, Issue 6, doi: 10.1007/s11705-024-2421-5

Abstract: synthesized using a scalable reverse co-precipitation method, presenting them as novel materials for oxygenThe comprehensive study covered various aspects including oxygen permeability, crystal structure, conductivity0.3Co0.3Fe0.6Zn0.1O3–δ exhibited high oxygenvacancy formation, and transport behavior of the membranes.the potential of this highly CO2-tolerant membrane for applications in high-temperature oxygen

Keywords： perovskite     oxygen permeation     membrane     oxygen ions diffusion     oxygen vacancy     formation energy     energy    

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Crystal facet-dependent CO cycloaddition to epoxides over ZnO catalysts

Frontiers of Chemical Science and Engineering 2024, Volume 18, Issue 5, doi: 10.1007/s11705-024-2412-6

Abstract: data obtained from electron paramagnetic resonance spectroscopy indicated that the concentration of oxygenFurther evaluation of the reused catalysts revealed that the decrease in the oxygen vacancy concentration

Keywords： carbon dioxide     cycloaddition     zinc oxide     crystal face     oxygen vacancy    

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Catalytic oxidation of CO over Pt/Fe

Zihao Li, Yang Geng, Lei Ma, Xiaoyin Chen, Junhua Li, Huazhen Chang, Johannes W. Schwank

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 4, doi: 10.1007/s11783-020-1244-y

Abstract: . • Pt metal particles facilitate the formation of oxygen vacancies on Fe3O4. • Fe3O4 supports enhanceresults and transient DRIFTS results proved that the Pt metal particles facilitate the release of lattice oxygenand the formation of oxygen vacancies on Fe3O4.The combined results of O2-TPD and DRIFTS indicated that the activation step of oxygen molecules at surfaceoxygen vacancies could potentially be the rate-determining step of the catalytic CO oxidation at Pt/

Keywords： Strong metal-support interaction (SMSI)     Surface oxygen vacancy     Lattice oxygen     Magnetite     Platinum metals    

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Zinc modification of Ni-Ti as efficient NiZnTi catalysts with both geometric and electronic improvements for hydrogenation of nitroaromatics

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 4,   Pages 461-474 doi: 10.1007/s11705-021-2072-8

Abstract: improves the interaction between Ni and TiO2, resulting in smaller Ni particle size, more oxygen

Keywords： bimetal strategy     oxygen vacancy     non-noble metal catalyst     hydrogenation     aromatic nitro compounds    

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Crystal design of bismuth oxyiodide with highly exposed (110) facets on curved carbon nitride for the photocatalytic degradation of pollutants in wastewater

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 7,   Pages 1125-1138 doi: 10.1007/s11705-021-2116-0

Abstract: of bismuth oxyiodide (BiOI) was prepared (denoted as BiOI-110), and designed as nanosheets rich in oxygenNovel heterostructured BiOI-110/DCN nanosheets with a high-exposure (110) facet and abundant oxygen vacancies

Keywords： high-exposure (110) facet     oxygen vacancy-rich     BiOI-110/DCN heterojunction     photocatalytic degradation    

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In situ DRIFTS study of photocatalytic CO 2 reduction under UV irradiation

Jeffrey C. S. WU, Chao-Wei HUANG,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 2,   Pages 120-126 doi: 10.1007/s11705-009-0232-3

Abstract: Carbonate and bicarbonate were formed rapidly due to the reaction of CO with oxygen-vacancy and OH groupsThe IR spectra indicated that, under UV irradiation, gas-phase CO further combined with oxygen-vacancy

Keywords： irradiation     oxygen-vacancy     Photocatalytic reduction     Carbonate     butoxide    

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Catalytic combustion of methane over a highly active and stable NiO/CeO

Xiuhui Huang, Junfeng Li, Jun Wang, Zeqiu Li, Jiayin Xu

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 4,   Pages 534-545 doi: 10.1007/s11705-019-1821-4

Abstract: The incorporation of NiO was found to enhance the concentration of oxygen vacancies, as well as the activityand amount of surface oxygen.As a result, the mobility of bulk oxygen in CeO was increased.The presence of CeO prevented the aggregation of NiO, enhanced reduction by NiO, and provided more oxygen

Keywords： methane combustion     NiO/CeO2 catalyst     interaction     oxygen vacancy     kinetic study    

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Heterometallic cluster-based organic frameworks as highly active electrocatalysts for oxygen reductionand oxygen evolution reaction: a density functional theory study

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 5,   Pages 570-580 doi: 10.1007/s11705-022-2247-y

Abstract: The oxygen reduction reaction and oxygen evolution reaction catalytic activities of heterometallic cluster-basedAmong all heterometallic clusters, Fe2Mn–Mn has a minimum overpotential of 0.35 V for oxygenreduction reaction, and Fe2Co–Co possesses the smallest overpotential of 0.32 V for oxygen

Keywords： bimetallic metal–organic frameworks     bifunctional electrocatalyst     density functional theory     oxygenreduction reaction     oxygen evolution reaction    

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Dry Reforming of Ethane over FeNi/Al–Ce–O Catalysts: Composition-Induced Strong Metal–Support Interactions Article

Tao Zhang,Zhi-Cheng Liu,Ying-Chun Ye,Yu Wang,He-Qin Yang,Huan-Xin Gao,Wei-Min Yang,

Engineering 2022, Volume 18, Issue 11,   Pages 173-185 doi: 10.1016/j.eng.2021.11.027

Abstract: spectroscopy (FTIR) analysis, the introduction of Al not only increases the content of surface Ce3+ and oxygen

Keywords： Dry reforming of ethane     Strong metal-support interaction     Carbon dioxide     Ceria     Oxygen vacancy     Reaction    

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Enhanced performance of oxygen vacancies on CO adsorption and activation over different phases of ZrO

Frontiers in Energy 2023, Volume 17, Issue 4,   Pages 545-554 doi: 10.1007/s11708-023-0867-7

Abstract: The effect of oxygen vacancies on the adsorption and activation of CO2 on the surface of differentThe calculations show that the oxygen vacancies contribute greatly to both the adsorption and activationt-ZrO2 and, m-ZrO2 surfaces is enhanced to 5, 4, and 3 folds with the help of oxygenFurthermore, the activation of CO2 on the ZrO2 surface where oxygen vacancies areThis finding demonstrates that the presence of oxygen vacancies promotes the activation of CO2

Keywords： CO2 activation     oxygen vacancies     ZrO2     different phases    

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Interface engineering for enhancing electrocatalytic oxygen evolution reaction of CoS/CeO heterostructures

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 3,   Pages 376-383 doi: 10.1007/s11705-021-2062-x

Abstract: renewable energy conversion, it is important to develop low-cost and high-efficiency electrocatalyst for oxygen

Keywords： interface engineering     CoS/CeO2     electrodeposition     electrocatalyst     oxygen evolution reaction    

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Highly efficient and active Co–N–C catalysts for oxygen reduction and Zn–air batteries

Frontiers in Energy 2024, Volume 18, Issue 4,   Pages 436-446 doi: 10.1007/s11708-024-0928-6

Abstract: Lewis doping approach of polyaniline (PANI) was employed to fabricate cobait–nitrogen–carbon (Co–N–C) oxygen

Keywords： oxygen reduction reaction (ORR)     oxygen evolution reaction (OER)     non-noble metal catalysts     Co–N–C catalysts    

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Title Author Date Type Operation

Role of oxygen vacancy inducer for graphene in graphene-containing anodes

Journal Article

Cooperative effect between copper species and oxygen vacancy in CeZrCuO catalysts for carbon monoxide

Journal Article

Photoreduction adjusted surface oxygen vacancy of BiMoO for boosting photocatalytic redox performance

Journal Article

Advancing oxygen separation: insights from experimental and computational analysis of LaCaCoFeMO (M =Cu, Zn) oxygen transport membranes

Journal Article

Crystal facet-dependent CO cycloaddition to epoxides over ZnO catalysts

Journal Article

Catalytic oxidation of CO over Pt/Fe

Zihao Li, Yang Geng, Lei Ma, Xiaoyin Chen, Junhua Li, Huazhen Chang, Johannes W. Schwank

Journal Article

Zinc modification of Ni-Ti as efficient NiZnTi catalysts with both geometric and electronic improvements for hydrogenation of nitroaromatics

Journal Article

Crystal design of bismuth oxyiodide with highly exposed (110) facets on curved carbon nitride for the photocatalytic degradation of pollutants in wastewater

Journal Article

In situ DRIFTS study of photocatalytic CO 2 reduction under UV irradiation

Jeffrey C. S. WU, Chao-Wei HUANG,

Journal Article

Catalytic combustion of methane over a highly active and stable NiO/CeO

Xiuhui Huang, Junfeng Li, Jun Wang, Zeqiu Li, Jiayin Xu

Journal Article

Heterometallic cluster-based organic frameworks as highly active electrocatalysts for oxygen reductionand oxygen evolution reaction: a density functional theory study

Journal Article

Dry Reforming of Ethane over FeNi/Al–Ce–O Catalysts: Composition-Induced Strong Metal–Support Interactions

Tao Zhang,Zhi-Cheng Liu,Ying-Chun Ye,Yu Wang,He-Qin Yang,Huan-Xin Gao,Wei-Min Yang,

Journal Article

Enhanced performance of oxygen vacancies on CO adsorption and activation over different phases of ZrO

Journal Article

Interface engineering for enhancing electrocatalytic oxygen evolution reaction of CoS/CeO heterostructures

Journal Article

Highly efficient and active Co–N–C catalysts for oxygen reduction and Zn–air batteries

Journal Article