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Preparation of ceria-zirconia solid solution with enhanced oxygen storage capacity and redox performance

Lijing MENG, Licheng LIU, Xuehong ZI, Hongxing DAI, Hong HE, Zhen ZHAO, Xinping WANG,

Frontiers of Environmental Science & Engineering 2010, Volume 4, Issue 2,   Pages 164-171 doi: 10.1007/s11783-010-0019-2

Abstract: ratios were prepared by the UAMR method and characterized by X-ray diffraction (XRD), N adsorption, hydrogentemperature-programmed reduction (H-TPR), scanning electron microscope (SEM), and transmission electronceria-zirconia solid solutions with large BET surface area, high oxygen storage capacity (OSC), and low reductiontemperature.

Keywords： membrane reaction     ceria-zirconia     Ce/Zr molar ratio     solid solution     hydrogen temperature-programmed reduction    

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Chemisorption solid materials for hydrogen storage near ambient temperature: a review

Yiheng ZHANG, Shaofei WU, Liwei WANG, Xuefeng ZHANG

Frontiers in Energy 2023, Volume 17, Issue 1,   Pages 72-101 doi: 10.1007/s11708-022-0835-7

Abstract: Solid chemisorption technologies for hydrogen storage, especially high-efficiency hydrogen storage offor realizing the global goal of carbon dioxide emission reduction and vision of carbon neutrality.However, there are several challenges to be solved at near ambient temperature, i.e., unclear hydrogenat near ambient temperature are discussed.Based on the classification of hydrogen storage metals, the operation temperature zone and temperature

Keywords： hydrogen storage capacity     chemisorption     near-ambient-temperature     modification methods     alloy hydrides    

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Reduction of CeO

Elena Yu. KONYSHEVA

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 3,   Pages 249-261 doi: 10.1007/s11705-013-1333-6

Abstract: Reduction behavior of pure and doped CeO , the multi-phase La Sr CoO ? CeO , La Sr MnO ?CeO composites, was studied under hydrogen containing atmosphere to address issues related to the improvementThe enhanced reduction of cerium oxide was observed initially at 800°C in all composites in spite ofDue to continuous reduction of cerium oxide in La Sr CoO ? CeO and La Sr MnO ?After 3 h exposure to H -Ar at 800°C the reduction of cerium oxides and perovskite phases in La Ni Fe

Keywords： reduction of cerium oxide     composites     perovskites     catalyst under hydrogen containing atmosphere    

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Computational fluid dynamics applied to high temperature hydrogen separation membranes

Guozhao JI, Guoxiong WANG, Kamel HOOMAN, Suresh BHATIA, Jo?o C. DINIZ da COSTA

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1,   Pages 3-12 doi: 10.1007/s11705-011-1161-5

Abstract: This work reviews the development of computational fluid dynamics (CFD) modeling for hydrogen separation, with a focus on high temperature membranes to address industrial requirements in terms of membrane

Keywords： membrane     gas separation     computational fluid dynamics     concentration polarization     hydrogen    

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Numerical investigation on side heat transfer enhancement in 300 kA aluminum reduction cell

WANG Changhong, ZHU Dongsheng, LEI Junxi, ZHOU Jiemin

Frontiers in Energy 2008, Volume 2, Issue 3,   Pages 256-260 doi: 10.1007/s11708-008-0051-0

Abstract: synchronously applied to analyze the side heat transfer process and enhance heat transfer in aluminum reductionThe 3D slice finite element model of aluminum reduction cell was developed, with which the sidewall temperatureThe results show that the shell temperature of the test cell and the common cell is respectively 312°of the shell decreases but the thickness of the side ledge increases when the electrolytic temperaturetemperature and the thermo-resistance of the side lining are constant.

Keywords： constant     ambient temperature     thickness     electrolytic temperature     transfer process    

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Metal-organic framework loaded manganese oxides as efficient catalysts for low-temperature selectivecatalytic reduction of NO with NH

Minhua Zhang, Baojuan Huang, Haoxi Jiang, Yifei Chen

Frontiers of Chemical Science and Engineering 2017, Volume 11, Issue 4,   Pages 594-602 doi: 10.1007/s11705-017-1668-5

Abstract: deposition method was used to fabricate Mn-based catalysts on a UiO-66 carrier for the selective catalytic reductionThe catalyst with 8.5 wt-% MnO loading had the highest catalytic activity for NH -SCR with a wide temperature

Keywords： metal-organic framework     selective catalytic reduction     manganese oxides     deNOx     SO   

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Low-temperature selective catalytic reduction of NO with NH based on MnO-CeO/ACFN

SHEN Boxiong, LIU Ting, SHI Zhanliang, SHI Jianwei, YANG Tingting, ZHAO Ning

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 3,   Pages 325-329 doi: 10.1007/s11705-008-0053-9

Abstract: MnO-CeO/ACFN were prepared by the impregnation method and used as catalyst for selective catalytic reduction

Keywords： preparation     conversion     favorable     selective catalytic     MnO-CeO/ACFN    

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Nuclear Hydrogen Production Based on High Temperature Gas Cooled Reactor in China

Zhang Ping, Xu Jingming, Shi Lei, Zhang Zuoyi

Strategic Study of CAE 2019, Volume 21, Issue 1,   Pages 20-28 doi: 10.15302/J-SSCAE-2019.01.004

Abstract:

Nuclear hydrogen production is one of the most prospective approachesfor efficient, massive and CO2-free hydrogen production, while the high temperature gas cooled reactorwater-splitting process, the hybrid sulfur process, as well as the high temperature steam electrolysisThe progress of the nuclear hydrogen production technologies both in the world and China are shortlyproduction based on HTGR is prospected, taking steelmaking by hydrogen as an example.

Keywords： high temperature gas cooled reactor     nuclear hydrogen production     thermochemical cycle     high temperature    

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Evaluation of the technoeconomic feasibility of electrochemical hydrogen peroxide production for decentralized

Yang Li, Yixin Zhang, Guangshen Xia, Juhong Zhan, Gang Yu, Yujue Wang

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 1, doi: 10.1007/s11783-020-1293-2

Abstract: This study evaluated the feasibility of electrochemical hydrogen peroxide (H2O2) production with gaswere prepared and tested in a continuous flow electrochemical cell for H2O2 production from oxygen reduction

Keywords： Advanced oxidation process     Electro-peroxone     Gas diffusion electrode     Hydrogen peroxide     Oxygen reduction    

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Thermodynamic assessment of hydrogen production via solar thermochemical cycle based on MoO

Jiahui JIN, Lei WANG, Mingkai FU, Xin LI, Yuanwei LU

Frontiers in Energy 2020, Volume 14, Issue 1,   Pages 71-80 doi: 10.1007/s11708-019-0652-9

Abstract: Inspired by the promising hydrogen production in the solar thermochemical (STC) cycle based on non-stoichiometricoxides and the operation temperature decreasing effect of methane reduction, a high-fuel-selectivityIn the reduction step, MoO : CH = 2 and 1020 K< <1600 K are found to be most favorable for syngas selectivityCompared to the STC cycle without CH , the introduction of methane yields a much higher hydrogen production, especially at the lower temperature range and atmospheric pressure.

Keywords： MoO2/Mo based on solar thermochemical cycle     methanothermal reduction     isothermal and non-isothermaloperation     syngas and hydrogen production     thermodynamic analysis    

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Modelling the dynamic response of a solid oxide steam electrolyser to transient inputs during renewable hydrogen

Qiong CAI, Nigel P. BRANDON, Claire S. ADJIMAN,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 211-222 doi: 10.1007/s11708-010-0037-6

Abstract: Hydrogen is regarded as a leading candidate for alternative future fuels.Solid oxide electrolyser cells (SOEC) may provide a cost-effective and green route to hydrogen productionThe stack temperature and cell voltage are decreased by step changes in the average current density.Without temperature control via variation of the air flow rate, a sudden fall of the temperature andThe temperature excursions between the initial and final steady states are observed to be reduced by

Keywords： hydrogen production     renewable energy     solid oxide electrolyser cell     1D dynamic model     dynamic behaviour     temperature control    

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Temperature effect on carbothermal reduction and nitridation synthesis of silicon nitride

Wan Xiaohan,Zhang Guangqing,Oleg Ostrovski and Hal Aral

Strategic Study of CAE 2015, Volume 17, Issue 1,   Pages 62-66

Abstract:

Carbothermal reduction and nitridation synthesis of silicon nitride was conducted at 1 300～1 600 ℃in nitrogen or nitrogen-hydrogen mixture.Reduction of SiO2 commenced below 1 300 ℃.The reduction rate increased with increasing temperature， but slowed down when temperature was highersmall difference of the equilibrium CO partial pressure between Si3N4 and SiC formation， the boundary temperature

Keywords： carbothermal reduction and nitridation； boundary temperature； selectivity of products； equilibrium CO    

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NiBO (B = Mn or Co) catalysts for NH-SCR of NO at low-temperature in microwave field

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 8, doi: 10.1007/s11783-023-1696-y

Abstract:

● Microwave-assisted catalytic NH3-SCR reaction over spinel oxides is carried out.

Keywords： Microwave field     Spinel oxides     NOx     Selective catalytic reduction    

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Degradation of 4-aminophenol by hydrogen peroxide oxidation using enzyme from Serratia marcescens as

SUN Min, YOU Yahua, DENG Shengsong, GAO Wenxia, YAO Risheng

Frontiers of Environmental Science & Engineering 2007, Volume 1, Issue 1,   Pages 95-98 doi: 10.1007/s11783-007-0018-0

Abstract: of 4-aminophenol whose concentration was 500 mg/L, the optimal conditions were: volume of HO = 3 mL, temperature

Keywords： degradation process     temperature     effecting     degradation     volume    

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Process control factors for continuous microbial perchlorate reduction in the presence of zero-valent

ARTHUR Robert D.,TORLAPATI Jagadish,SHIN Kyung-Hee,CHA Daniel K.,YOON Yeomin,SON Ahjeong

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 3,   Pages 386-393 doi: 10.1007/s11783-013-0593-1

Abstract: Process control parameters influencing microbial perchlorate reduction via a flow-through zero-valentExamined parameters included hydraulic residence time (HRT), pH, nutrients requirement, and perchlorate reductionTherefore pH was determined to be an important parameter for microbial perchlorate reduction.The microbial perchlorate reduction followed the first order kinetics, with a rate constant ( ) of 0.761will contribute to the implementation of a safe, cost effective, and efficient system for perchlorate reduction

Keywords： perchlorate     zero-valent iron (ZVI)     microbial reduction     hydrogen    

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Title Author Date Type Operation

Preparation of ceria-zirconia solid solution with enhanced oxygen storage capacity and redox performance

Lijing MENG, Licheng LIU, Xuehong ZI, Hongxing DAI, Hong HE, Zhen ZHAO, Xinping WANG,

Journal Article

Chemisorption solid materials for hydrogen storage near ambient temperature: a review

Yiheng ZHANG, Shaofei WU, Liwei WANG, Xuefeng ZHANG

Journal Article

Reduction of CeO

Elena Yu. KONYSHEVA

Journal Article

Computational fluid dynamics applied to high temperature hydrogen separation membranes

Guozhao JI, Guoxiong WANG, Kamel HOOMAN, Suresh BHATIA, Jo?o C. DINIZ da COSTA

Journal Article

Numerical investigation on side heat transfer enhancement in 300 kA aluminum reduction cell

WANG Changhong, ZHU Dongsheng, LEI Junxi, ZHOU Jiemin

Journal Article

Metal-organic framework loaded manganese oxides as efficient catalysts for low-temperature selectivecatalytic reduction of NO with NH

Minhua Zhang, Baojuan Huang, Haoxi Jiang, Yifei Chen

Journal Article

Low-temperature selective catalytic reduction of NO with NH based on MnO-CeO/ACFN

SHEN Boxiong, LIU Ting, SHI Zhanliang, SHI Jianwei, YANG Tingting, ZHAO Ning

Journal Article

Nuclear Hydrogen Production Based on High Temperature Gas Cooled Reactor in China

Zhang Ping, Xu Jingming, Shi Lei, Zhang Zuoyi

Journal Article

Evaluation of the technoeconomic feasibility of electrochemical hydrogen peroxide production for decentralized

Yang Li, Yixin Zhang, Guangshen Xia, Juhong Zhan, Gang Yu, Yujue Wang

Journal Article

Thermodynamic assessment of hydrogen production via solar thermochemical cycle based on MoO

Jiahui JIN, Lei WANG, Mingkai FU, Xin LI, Yuanwei LU

Journal Article

Modelling the dynamic response of a solid oxide steam electrolyser to transient inputs during renewable hydrogen

Qiong CAI, Nigel P. BRANDON, Claire S. ADJIMAN,

Journal Article

Temperature effect on carbothermal reduction and nitridation synthesis of silicon nitride

Wan Xiaohan,Zhang Guangqing,Oleg Ostrovski and Hal Aral

Journal Article

NiBO (B = Mn or Co) catalysts for NH-SCR of NO at low-temperature in microwave field

Journal Article

Degradation of 4-aminophenol by hydrogen peroxide oxidation using enzyme from Serratia marcescens as

SUN Min, YOU Yahua, DENG Shengsong, GAO Wenxia, YAO Risheng

Journal Article

Process control factors for continuous microbial perchlorate reduction in the presence of zero-valent

ARTHUR Robert D.,TORLAPATI Jagadish,SHIN Kyung-Hee,CHA Daniel K.,YOON Yeomin,SON Ahjeong

Journal Article