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Sulfidation/regeneration multicycle testing of nickel-modified ZnFe

Wei LI, Jinju GUO, Jiejie HUANG, Jiaotao ZHAO

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 435-440 doi: 10.1007/s11705-010-0506-9

Abstract: In this paper, the sulfur capacity and multiple cycles of a nickel-modified ZnFe O sorbent preparedThe results indicate that the nickel-modified ZnFe O keeps high reactivity and structural stability

Keywords： hot gas desulphurization     nickel-modified ZnFe2O4     sulfidation/regeneration    

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ZnFe2O4/BiVO4 Z-scheme heterojunction for efficient visible-light photocatalytic

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 11,   Pages 1728-1740 doi: 10.1007/s11705-023-2322-z

Abstract: A novel Z-scheme ZnFe2O4/BiVO4 heterojunction photocatalyst was successfullyCompared with the single-phase counterparts, ZnFe2O4/BiVO4 demonstratedConsequently, the 30% ZnFe2O4/BiVO4 catalyst afforded a degradationorganic carbon removal rate of 50%, which is an excellent activity compared with ever reported BiVO4ZnFe2O4/BiVO4 heterojunctions were quite

Keywords： ZnFe2O4/BiVO4     Z-scheme heterojunction     photocatalytic degradation    

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ZnFe2O4 deposited on BiOCl with exposed (001) and (010) facets for photocatalyticreduction of CO2 in cyclohexanol

Guixian Song, Xionggang Wu, Feng Xin, Xiaohong Yin

Frontiers of Chemical Science and Engineering 2017, Volume 11, Issue 2,   Pages 197-204 doi: 10.1007/s11705-016-1606-y

Abstract: ZnFe O -BiOCl composites were prepared by both hydrothermal and direct precipitation processes and theThe photocatalytic CO reduction activities over the hydrothermally prepared ZnFe O -BiOCl compositesThis is because compared to the direct-precipitation sample, the ZnFe O nanoparticles in the hydrothermalThe mechanism for the photocatalytic reduction of CO in cyclohexanol over ZnFe O -BiOCl composites with

Keywords： reduction of CO2     cyclohexanol     ZnFe2O4 deposited BiOCl     facet     composite    

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Rh2O3/hexagonal CePO4 nanocatalysts for N2O decomposition

Huan Liu, Zhen Ma

Frontiers of Chemical Science and Engineering 2017, Volume 11, Issue 4,   Pages 586-593 doi: 10.1007/s11705-017-1659-6

Abstract: Rh(NO ) was then used as a precursor for the impregnation of Rh O onto these CePO materials.The Rh O supported on the CePO nanowires was much more active for the catalytic decomposition of NO than the Rh O supported on CePO nanorods.of both catalysts as a function of time on stream was studied and the influence of the co-feed (CO , O, H O or O /H O) on the N O decomposition was also investigated.

Keywords： Rh2O3     CePO4     N2O decomposition    

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NiCo2O4@quinone-rich N–C core–shell nanowires as composite electrode for electric double layer capacitor

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 4,   Pages 373-386 doi: 10.1007/s11705-022-2223-6

Abstract: their performance and the amount of carbon material loaded on the electrodes, in this work, NiCo2O4 nanowires were firstly grown on the substrate of active carbon cloth to provide theThen, the quinone-rich nitrogen-doped carbon shell structure was formed around NiCo2O4 nanowires, and the obtained composite was used as electrode for electric double layer capacitor/sup> at the current density of 1 mA∙cm–2.

Keywords： carbon cloth     NiCo2O4 nanowires     core−shell structure     quinone-rich     electric double    

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Phase equilibrium of the ternary system of NH 4 Cl—CaCl 2 —H 2 O at 50°C

Xia LI, Junsheng YUAN, Zhiyong JI, Jianxin CHEN,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 1,   Pages 75-77 doi: 10.1007/s11705-009-0296-0

Abstract: The experimental results show that there are three pure phase crystal areas of NHCl, 2NHCl·CaCl·3HO and CaCl·2HO, two mixture phase crystal areas of NHCl and 2NHCl·CaCl·3HO, and2NHCl·CaCl·3HO and CaCl·2HO in the system.A new hydration double salt (2NHCl·CaCl·3HO) was found in the ternary equilibrium system for
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Ultrasound-assisted co-precipitation synthesis of mesoporous Co3O4–CeO2 composite oxides for highly selective

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 8,   Pages 1211-1223 doi: 10.1007/s11705-022-2145-3

Abstract: In this study, a Co3O4–CeO2 composite oxide catalyst was successfully and Ce4+/Ce3+ redox pairs, than bulk CeO2 and/or Co3O4., 89.6% selectivity to KA-oil with a cyclohexane conversion of 5.8% was achieved over Co3O4–CeO2.

Keywords： Co3O4–CeO2 composite oxides     cyclohexanone     cyclohexanol     ultrasonic-assisted    

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Large-scale synthesis of isolated Mn2O3 nanotube/fiber with ferric nitrate as catalyst

ZHANG Aifei, LIU Jiping, L? Guangshu

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 1,   Pages 55-58 doi: 10.1007/s11705-007-0011-y

Abstract: Ferric nitrate was an ideal catalyst for the preparation of O nanotube/fiber.When cobalt nitrate or nickel nitrate was used as catalyst, only amorphous nano-O was synthesized.X-ray diffraction (XRD) result shows that the O nanotube has a crystalline structure different from o-O, t-O, h-O and ?-O.

Keywords： different     nickel     exterior diameter     nanotube     XRD    

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Advanced Oxidation Process for DNAN Using UV/H2O2 Article

Hailei Su, Christos Christodoulatos, Benjamin Smolinski, Per Arienti, Greg O´Connor, Xiaoguang

Engineering 2019, Volume 5, Issue 5,   Pages 849-854 doi: 10.1016/j.eng.2019.08.003

Abstract: replace 2,4,6-trinitrotoluene (TNT) in munitions formulations.Photocatalyzed hydrogen peroxide (H2O2) oxidation experiments and chemical analyses/sub>O2 in an initial pH range of 4–7.The results indicate that DNAN can easily be oxidized by UV/H2O2 treatment.the UV/H2O2 oxidation.

Keywords： 2     4-dinitroanisole     Advanced oxidation processes     Wastewater treatment     Photocatalysis    

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CO2 methanation and co-methanation of CO and CO2 over Mn-promoted Ni/Al2O3 catalysts

Kechao Zhao,Zhenhua Li,Li Bian

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 2,   Pages 273-280 doi: 10.1007/s11705-016-1563-5

Abstract: A series of Mn-promoted 15 wt-% Ni/Al O catalysts were prepared by an incipient wetness impregnationThe effect of the Mn content on the activity of the Ni/Al O catalysts for CO methanation and the co-methanationinhibited Ni particle agglomeration due to improved Ni dispersion and weakened interactions between the nickelcontent was varied from 0.86% to 2.54% and the best CO conversion was achieved with the 1.71Mn-Ni/Al OThe co-methanation tests on the 1.71Mn-Ni/Al O catalyst indicated that adding Mn markedly enhanced the

Keywords： Mn promotion     nickel catalysts     CO2 methanation     co-methanation of CO and CO2    

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CH4 and N2O emissions from double-rice cropping system as affected by Chinese milk

Heshui XU,Dengyun LI,Bo ZHU,Kai ZHANG,Yadong YANG,Chen WANG,Ying JIANG,Zhaohai ZENG

Frontiers of Agricultural Science and Engineering 2017, Volume 4, Issue 1,   Pages 59-68 doi: 10.15302/J-FASE-2017137

Abstract: However, little is known about the integrated impacts of CMV and RS incorporation on CH and N O emissionsthe integrated impacts of CMV and RS incorporation in the early- and late-rice seasons on CH and N OCMV and/or RS incorporation produced equivalent or slightly more grain yield, while reducing N O emissionsresults demonstrate CMV and RS amendments replacing N fertilizer, maintained stable yield, mitigated N O

Keywords： Chinese milk vetch     CH4     double-rice cropping system     grain yield     N2O     rice straw    

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Steam reforming of toluene as a tar model compound with modified nickel-based catalyst

Omeralfaroug KHALIFA, Mingxin XU, Rongjun ZHANG, Tahir IQBAL, Mingfeng LI, Qiang LU

Frontiers in Energy 2022, Volume 16, Issue 3,   Pages 492-501 doi: 10.1007/s11708-021-0721-8

Abstract: In this paper, a modified Ni-based Ni-Co/Al O -CaO (Ni-Co/AC) catalyst and a conventional Ni/Al O (NiThe physicochemical properties of the modified Ni-based catalyst were determined by a series of characterization

Keywords： catalytic steam reforming     tar model compound     Ni-based catalyst     carbon resistance    

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On the monolayer dispersion behavior of Co3O4 on HZSM-5 support: designing applicable

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 11,   Pages 1741-1754 doi: 10.1007/s11705-023-2332-x

Abstract: Based on monolayer dispersion theory, Co3O4/ZSM-5 catalysts with different loadingsIt has been revealed that the quantities of surface active oxygen (O2–) and acidreaction performance. 4% Co3O4/ZSM-5, the catalyst close to the monolayer dispersioncapacity, possesses the most abundant active O2– species and acidic sites, therebycapacity amount of Co3O4 onto HZSM-5 support.

Keywords： Co3O4/ZSM-5     NOx-SCR by NH3     monolayer dispersionthreshold effect     surface acid sites     surface active O2– anions    

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A modified YOLOv4 detection method for a vision-based underwater garbage cleaning robot Research Article

Manjun TIAN, Xiali LI, Shihan KONG, Licheng WU, Junzhi YU,tianmanjun2018@163.com,xiaer_li@163.com,kongshihan@pku.edu.cn,wulicheng@tsinghua.edu.cn,junzhi.yu@ia.ac.cn

Frontiers of Information Technology & Electronic Engineering 2022, Volume 23, Issue 8,   Pages 1217-1228 doi: 10.1631/FITEE.2100473

Abstract: Specifically, the YOLOv4 algorithm is chosen as a basic neural network framework to perform .With the purpose of further improvement on the detection accuracy, YOLOv4 is transformed into a four-scaleexperimental results demonstrate that both the detection speed and the accuracy of the improved YOLOv4

Keywords： Object detection     Aquatic environment     Garbage cleaning robot     Modified YOLOv4    

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Enabling nickel ferrocyanide nanoparticles for high-performance ammonium ion storage

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 2,   Pages 226-235 doi: 10.1007/s11705-022-2198-3

Abstract: Here, we report a Ni2Fe(CN)6/multiwalled carbon nanotube composite electrode materialThe existence of multiwalled carbon nanotube ensures that the Ni2Fe(CN)6/multiwalledFurthermore, detailed ex situ characterizations demonstrate that Ni2Fe(CN)62Fe(CN)6/multiwalled carbon nanotube composite presents a long

Keywords： nickel ferrocyanides     NH4+     electrochemistry     Prussian blue     aqueous ammonium ion    

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Title Author Date Type Operation

Sulfidation/regeneration multicycle testing of nickel-modified ZnFe

Wei LI, Jinju GUO, Jiejie HUANG, Jiaotao ZHAO

Journal Article

ZnFe2O4/BiVO4 Z-scheme heterojunction for efficient visible-light photocatalytic

Journal Article

ZnFe2O4 deposited on BiOCl with exposed (001) and (010) facets for photocatalyticreduction of CO2 in cyclohexanol

Guixian Song, Xionggang Wu, Feng Xin, Xiaohong Yin

Journal Article

Rh2O3/hexagonal CePO4 nanocatalysts for N2O decomposition

Huan Liu, Zhen Ma

Journal Article

NiCo2O4@quinone-rich N–C core–shell nanowires as composite electrode for electric double layer capacitor

Journal Article

Phase equilibrium of the ternary system of NH 4 Cl—CaCl 2 —H 2 O at 50°C

Xia LI, Junsheng YUAN, Zhiyong JI, Jianxin CHEN,

Journal Article

Ultrasound-assisted co-precipitation synthesis of mesoporous Co3O4–CeO2 composite oxides for highly selective

Journal Article

Large-scale synthesis of isolated Mn2O3 nanotube/fiber with ferric nitrate as catalyst

ZHANG Aifei, LIU Jiping, L? Guangshu

Journal Article

Advanced Oxidation Process for DNAN Using UV/H2O2

Hailei Su, Christos Christodoulatos, Benjamin Smolinski, Per Arienti, Greg O´Connor, Xiaoguang

Journal Article

CO2 methanation and co-methanation of CO and CO2 over Mn-promoted Ni/Al2O3 catalysts

Kechao Zhao,Zhenhua Li,Li Bian

Journal Article

CH4 and N2O emissions from double-rice cropping system as affected by Chinese milk

Heshui XU,Dengyun LI,Bo ZHU,Kai ZHANG,Yadong YANG,Chen WANG,Ying JIANG,Zhaohai ZENG

Journal Article

Steam reforming of toluene as a tar model compound with modified nickel-based catalyst

Omeralfaroug KHALIFA, Mingxin XU, Rongjun ZHANG, Tahir IQBAL, Mingfeng LI, Qiang LU

Journal Article

On the monolayer dispersion behavior of Co3O4 on HZSM-5 support: designing applicable

Journal Article

A modified YOLOv4 detection method for a vision-based underwater garbage cleaning robot

Manjun TIAN, Xiali LI, Shihan KONG, Licheng WU, Junzhi YU,tianmanjun2018@163.com,xiaer_li@163.com,kongshihan@pku.edu.cn,wulicheng@tsinghua.edu.cn,junzhi.yu@ia.ac.cn

Journal Article

Enabling nickel ferrocyanide nanoparticles for high-performance ammonium ion storage

Journal Article