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NO hydrogenation to NH over FeCu/TiO catalyst with improved activity

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 12, Pages 1973-1985 doi: 10.1007/s11705-023-2364-2

Abstract: Notably, the optimized 10Fe-8Cu/TiO2sub> catalyst exhibited exceptional catalytic performancein converting NO to NH3sub>, achieving an NO conversion rate exceeding 80% and an NH3subdemonstrate that Cu doping enhances the rate-limiting hydrogenation step and lowers the energy barrier for NH3sub> desorption, thereby resulting in improved NO conversion and enhanced selectivity toward ammonia

Keywords： NO hydrogenation synthetic ammonia 10Fe-xCu/TiO2sub> high selectivity

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The performance of nitrate-reducing Fe(II) oxidation processes under variable initial Fe/N ratios: The

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 4, doi: 10.1007/s11783-020-1366-2

Abstract:

•Bacterially-mediated coupled N and Fe processes examined in incubation

Keywords： Denitrification N2sub>O emission Fe(II) oxidation Fe/N ratio Fe minerals

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Piezocatalytic performance of FeO−BiMoO catalyst for dye degradation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 6, Pages 716-725 doi: 10.1007/s11705-022-2265-9

Abstract: A Fe2sub>O3sub>−Bi2sub>MoO6sub> heterojunction was synthesized via a hydrothermalThe highest rhodamine B degradation rate of 96.6% was attained on the 3% Fe2sub>O3sub>−2sub>O3sub> and Bi2sub>MoO6sub>, which effectively separated the ultrasound-inducedFurthermore, a potential piezoelectric catalytic dye degradation mechanism of the Fe2sub>O<subThe results demonstrated the potential of using Fe2sub>O3sub>−Bi2sub>MoO6

Keywords： piezocatalysis Fe2sub>O3sub>−Bi2sub>MoO6sub> dye decomposition ultrasonic

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Effect of Fe on NO release during char combustion in air and O

Ying GU, Xiaowei LIU, Bo ZHAO, Minghou XU

Frontiers in Energy 2012, Volume 6, Issue 2, Pages 200-206 doi: 10.1007/s11708-012-0181-2

Abstract: The Fe addition increases the NO conversion ratio, and the effect of Fe rises steeply with the processThe results also indicate that the release of NO increases more significantly with the Fe addition in

Keywords： NO Fe char combustion CO2sub>

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Fe - Ni - Co - Al2sub>O3sub> Cermets Inert Anode for Aluminum Electrolysis

Qiu Zhuxian,Shi Zhongning,Xu Junli

Strategic Study of CAE 2004, Volume 6, Issue 8, Pages 35-39

Abstract: The cell was built with a graphite cathode of 120 mm×40 mm×20 mm and a Fe - Ni - Co -Al2sub>O3sub> cermet inert anode of 120 mm×80 mm×15 mm.The anode gas consisted of 98%〜99% O2sub> which was analyzed with an Orsat apparatus.After 10 hour's electrolysis, the anode was only little corroded.>2sub>O3sub> in the bath and the anode used was inert.

Keywords： aluminum electrolysis inert anode back EMF value

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New insight into effect of potential on degradation of Fe-N-C catalyst for ORR

Yanyan GAO, Manman QI, Liang HE, Haiping CHEN, Wenzhe LUO, Ming HOU, Zhigang SHAO

Frontiers in Energy 2021, Volume 15, Issue 2, Pages 421-430 doi: 10.1007/s11708-021-0727-2

Abstract: In recent years, Fe-N-C catalyst is particularly attractive due to its high oxygen reduction reactionHowever, the durability problems still pose challenge to the application of Fe-N-C catalyst.Although considerable work has been done to investigate the degradation mechanisms of Fe-N-C catalystIn fact, the 2e pathway in the ORR process of Fe-N-C catalyst would result in the formation of H O ,In this paper, a new insight into the effect of potential on degradation of Fe-N-C catalyst was provided

Keywords： proton exchange membrane fuel cells (PEMFCs) oxygen reduction reaction (ORR) Fe-N-C catalyst potential H2sub>O2sub> degradation

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PM10sub> emissions from industrial coal-fired chain-grate boilers

Xinghua Li, Junzan Han, Lei Duan

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 6, doi: 10.1007/s11783-017-0966-y

Abstract: The PM in the submicron mode for burning with raw coal contributes to 33%±10 % of PM emissions, muchTheir average collection efficiencies for sub-micron particle and super-micron particle are 34% and 78%

Keywords： coal-fired chain-grate boiler PM10sub> size distribution particulate emission control devices

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Corrosion behavior of Fe–Cr–Ni based alloys exposed to molten MgCl2sub>–KCl–NaCl salt with over-added

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10, Pages 1608-1619 doi: 10.1007/s11705-023-2349-1

Abstract: MgCl2sub>–NaCl–KCl salts mixture shows great potential as a high-temperature (> 700 °C) thermalAdding Mg into molten MgCl2sub>–NaCl–KCl salt as a corrosion inhibitor is one of the most effectiveand cost-effective methods to mitigate the molten salt corrosion of commercial Fe–Cr–Ni alloys.>2sub>/Mg2sub>Ni compounds.>2sub>–NaCl–KCl or other chlorides for high temperature heat storage and transfer.

Keywords： concentrated solar power (CSP) Mg corrosion inhibitor Mg–Ni intermetallic salt purification thermal energy storage (TES)

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Bamboo-like -doped carbon nanotubes encapsulating M(Co, Fe)-Ni alloy for electrochemical production of

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 4, Pages 498-510 doi: 10.1007/s11705-021-2082-6

Abstract: The electrochemical conversion of CO2sub>-H2sub>O into CO-H2sub> using renewablei>xsub>Ni-NCNT, M= Fe, Co) were successfully fabricated through the co-pyrolysis of melamine andMore importantly, stable CO/H2sub> ratios of 2:1 and 1.5:1, corresponding to the ratio to producebiofuels by syngas fermentation, could be realized on Co1sub>Ni-NCNT and Co2sub>Ni-NCNT>2sub> ratio from electrochemical CO2sub> reduction.

Keywords： electrochemical reduction of CO2sub> syngas N-doped carbon nanotubes encapsulated alloynanoparticles CO/H2sub> ratio

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Covering α-Fe

Jing Gu, Hongtao Yu, Xie Quan, Shuo Chen

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 6, doi: 10.1007/s11783-017-0957-z

Abstract: In this paper, α-Fe O is demonstrated to be an excellent alternative as a protection material. α-FeThe diameter of SiMP was 5 mm and the thickness of α-Fe O layer was about 20 nm.The photoeletrochemical stability of SiMP/α-Fe O was proved by 10 circles cyclic voltammetry testingCompared with SiMP, its optical absorption and photocurrent density improved 2 times and 4 times, respectivelyphotogenerated-charge-separation efficiency deriving from built-in electric field at the interface between Si and α-Fe

Keywords： Si α-Fe2sub>O3sub> Photoelectrochemistry Photogenerated charge separation

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Synthesis of magnetic Pb/Fe

Hualiang AN, Xinqiang ZHAO, Zhiguang JIA, Changcheng WU, Yanji WANG

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 2, Pages 215-218 doi: 10.1007/s11705-009-0055-2

Abstract: To facilitate the recovery of Pb/SiO catalyst, magnetic Pb/Fe O /SiO samples were prepared separatelyWhen the gelatin was applied in the preparation of Fe O at 60°C and the pH value was controlled at 4in the preparation of Fe O /SiO , the Pb/Fe O /SiO sample shows good catalytic activity and magnetismUnder the reaction conditions of a reaction temperature of 180°C, reaction time of 2 h, catalyst percentage

Keywords： Pb/Fe3sub>O4sub>/SiO2sub> magnetic particle urea 1 2-propylene glycol propylene

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Regeneration of Fe

Ruizhuang ZHAO, Ju SHANGGUAN, Yanru LOU, Jin SONG, Jie MI, Huiling FAN

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4, Pages 423-428 doi: 10.1007/s11705-010-0503-z

Abstract: A Fe O -based high-temperature coal gas desulfurizer was prepared using red mud from steel factory.The changes of phase and the composition of the Fe O -based high-temperature coal gas desulfurizationThe results show that the major products are Fe O and elemental sulfur; the influences of regeneration

Keywords： high-temperature coal gas Fe2sub>O3sub> desulfurization sorbent SO2sub> atmosphere

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Controllable Fe/HCS catalysts in the Fischer-Tropsch synthesis: Effects of crystallization time

Yifei Wang, Shouying Huang, Xinsheng Teng, Hongyu Wang, Jian Wang, Qiao Zhao, Yue Wang, Xinbin Ma

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 5, Pages 802-812 doi: 10.1007/s11705-019-1866-4

Abstract: Among iron carbides, Fe C, as an active phase, has barely been studied due to its thermodynamic instabilityHere, we fabricated a series of Fe C embedded in hollow carbon sphere (HCS) catalysts.investigate the relationship between the geometric structure of the HCS and the physic-chemical properties of Feactivity in the FTS due to its high porosity, appropriate electronic environment, and relatively high Fe

Keywords： Fischer–Tropsch synthesis Fe-based catalyst Fe2sub>C hollow carbon sphere crystallization time

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Atmospheric heterogeneous reaction of chlorobenzene on mineral -FeO particulates: a chamber experiment study

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 11, doi: 10.1007/s11783-023-1734-9

Abstract:

● Photochemical conversion of chlorobenzene (CB) on α-Fe2sub>O3sub> was evaluated.

Keywords： Photochemical conversion Chlorobenzene α-Fe2sub>O3sub> PCDD/Fs Mineral particulate

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Chemical reactions of oily sludge catalyzed by iron oxide under supercritical water gasification condition

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6, Pages 886-896 doi: 10.1007/s11705-021-2125-z

Abstract: To evaluate the mechanism of Fe2sub>O3sub> catalyst and the migration pathways of heteroatomsIn terms of the catalytic mechanisms of Fe2sub>O3sub>, the surface lattice oxygen is consumedby small carbon fragments to produce CO and CO2sub>, improving the catalytic performance of thecluster due to more unsaturated coordination Fe sites exposed.Heavy metal particles presented in the oily sludge, such as iron in association with Fe2sub>O<

Keywords： oily sludge SCWG ReaxFF Fe2sub>O3sub> heteroatoms