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Conversion of CO into CO by high active and stable PdNi nanoparticles supported on a metal-organic framework

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 7,   Pages 1139-1148 doi: 10.1007/s11705-021-2111-5

Abstract: Pd/MIL-101(Cr) and Pd/MIL-101-NH<sub>2sub>(Cr) were synthesized by aqueous solution of Pd(NO<sub>3NH<sub>2sub> functional group70sub>Ni<sub>30sub>/MIL-101-NH<sub>2sub>(Cr), which is due to a less uniform distribution of Pdnanoparticles in Pd<sub>70sub>Ni<sub>30sub>/MIL-101-NH<sub>2sub>(Cr) originated from amorphizationof MIL-101-NH<sub>2sub>(Cr) structure during the reduction process.

Keywords： CO oxidation     heterogeneous catalysis     metal-organic framework     NH<sub>2sub> functional group     PdNi    

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CeO doping boosted low-temperature NH-SCR activity of FeTiO catalyst: A microstructure analysis and reaction

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 5, doi: 10.1007/s11783-022-1539-2

Abstract:

• CeO<sub>2sub> doping significantly improved low-temperature NH<sub>3sub>-SCR activity on FeTiO<sub>xsub>.

Keywords： NH<sub>3sub>-SCR     CeO<sub>2sub> doping     Low-temperature NO<sub>xsub> removal     Improved redox    

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different acid anions on highly efficient Ce-based catalysts for selective catalytic reduction of NO with NH<sub>3sub>

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1399-1411 doi: 10.1007/s11705-023-2345-5

Abstract: <sub>3sub>) were synthesized and used for the selective catalytic reduction (SCR) of NO by NH<sub>3NH<sub>3sub>-SCR performances were conducted in the temperature range of 80 to 400 °C.> Ce<sub>2sub>(SO<sub>4sub>)<sub>3sub>, which is in agreement with their abilities of NH<sub>3NH<sub>3sub> temperature programmed desorption, H<sub>2sub>>2sub> for Ce<sub>2sub>(SO<sub>4sub>)<sub>3sub>.

Keywords： CePO<sub>4sub>     CeVO<sub>4sub>     Ce<sub>2sub>(SO<sub>4sub>)<sub>3sub>     selective catalytic reduction    

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Metal-Free Hexagonal Perovskite High-Energetic Materials with NH<sub>3sub>OH+/NH<sub>2sub>NH<sub>3sub>+ as B-site Cations Article

Yu Shang, Zhi-Hong Yu, Rui-Kang Huang, Shao-Li Chen, De-Xuan Liu, Xiao-Xian Chen, Wei-Xiong Zhang, Xiao-Ming Chen

Engineering 2020, Volume 6, Issue 9,   Pages 1013-1018 doi: 10.1016/j.eng.2020.05.018

Abstract: >2sub>dabco)B(ClO<sub>4sub>)<sub>3sub> (H<sub>2sub>dabco2+ = 1,4-diazabicyclo[2.2.2]octane-1,4-diium), were fabricated via an easily scaled-up synthetic route using NH<sub>3sub>OH+ and NH<sub>2sub>NH<sub>3sub>+ as B-site cations, respectively.Compared with their NH<sub>4sub>+ analog ((H<sub>2sub>dabco)(NH<sub>4sub>)(ClO<sub>4sub>)<sub>3sub>; DAP-4), which has a cubic perovskite structure, DAP-6 and DAP-7 have higher crystal

Keywords： Energetic materials     Single explosive     Solid propellant     Metal-free     Hexagonal perovskite    

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Denitrification performance and sulfur resistance mechanism of Sm–Mn catalyst for low temperature NH-SCR

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 5,   Pages 617-633 doi: 10.1007/s11705-022-2258-8

Abstract: sub> by NH<sub>3sub> between 50 and 300 °C in the presence of excess oxygen. 0.10Sm–Mn catalyst indicatedTherefore, it significantly enhances the NO conversion, N<sub>2sub> selectivity, and sulfur resistance>2sub> on the reaction process about the catalysts were extensively explored.>2sub> and the amount of surface adsorbed oxygen.The Bronsted acid sites strengthen significantly due to the addition of SO<sub>2sub>, enhancing the

Keywords： MnO<sub>xsub>     Sm–Mn     catalyst     NH<sub>3sub>-SCR     sulfur resistance    

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Characterization and performance of V

Caiting LI, Qun LI, Pei LU, Huafei CUI, Guangming ZENG

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 2,   Pages 156-161 doi: 10.1007/s11783-010-0295-x

Abstract: catalysts were evaluated for low temperature selective catalytic reduction (SCR) of NO with ammonia (NH

Keywords： V<sub>2sub>O<sub>5sub>/CeO<sub>2sub> catalysts     NH<sub>3sub>-SCR (selective catalytic reduction    

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Integrating of metal-organic framework UiO-66-NH2 and cellulose nanofibers mat for high-performance adsorption

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 9,   Pages 1387-1398 doi: 10.1007/s11705-022-2154-2

Abstract: UiO-66-NH<sub>2sub> is an efficient material for removing pollutants from wastewater due to its high<sub>2sub> by the method of in-situ growth to remove the toxic dye, rose bengal.Compared to previous work, the prepared composite could not only provide ease of separation of UiO-66-NH<sub>2sub> from the water after adsorption but also demonstrate better adsorption capacity (683 mg∙g‒1 (T = 25 °C, pH = 3)) than that of the simple UiO-66-NH<sub>2sub> (309.6 mg∙g<

Keywords： UiO-66-NH<sub>2sub>     cellulose nanofibers     rose bengal     adsorption     mechanism    

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Effective regeneration of thermally deactivated commercial V-W-Ti catalysts

Xuesong SHANG, Jianrong LI, Xiaowei YU, Jinsheng CHEN, Chi HE

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1,   Pages 38-46 doi: 10.1007/s11705-011-1167-z

Abstract: Two types of regenerated solutions, namely NH Cl (1 mol/L) and dilute H SO (0.5 mol/L), were employedThe catalyst regenerated by aqueous NH Cl had a higher activity than that of the catalyst treated byThe main reason is that the NH generated from the decomposition of NH Cl at high temperatures can be

Keywords： V<sub>2sub>O<sub>5sub>-WO<sub>3sub>/TiO<sub>2sub> catalysts     thermal deactivation     regeneration     NH<sub>4sub>Cl     dilute H<sub>2sub>SO<sub>4sub> solution    

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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/TiO<sub>2sub> catalyst exhibited exceptional catalytic performancein converting NO to NH<sub>3sub>, achieving an NO conversion rate exceeding 80% and an NH<sub>3subemployed in situ diffuse reflectance Fourier transform infrared spectroscopy and conducted density functionaldemonstrate that Cu doping enhances the rate-limiting hydrogenation step and lowers the energy barrier for NH<sub>3sub> desorption, thereby resulting in improved NO conversion and enhanced selectivity toward

Keywords： NO hydrogenation     synthetic ammonia     10Fe-xCu/TiO<sub>2sub>     high selectivity    

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On the monolayer dispersion behavior of Co<sub>3sub>O<sub>4sub> 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: threshold of 0.061 mmol 100 m–2, equaling to a weight percentage around 4.5%.It has been revealed that the quantities of surface active oxygen (O<sub>2sub>–) and acidsites are crucial for the reaction, which can adsorb and activate NO<sub>xsub> and NH<sub>3capacity, possesses the most abundant active O<sub>2sub>– species and acidic sites, therebycapacity amount of Co<sub>3sub>O<sub>4sub> onto HZSM-5 support.

Keywords： Co<sub>3sub>O<sub>4sub>/ZSM-5     NO<sub>xsub>-SCR by NH<sub>3sub>     monolayer dispersionthreshold effect     surface acid sites     surface active O<sub>2sub>– anions    

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Highly effective visible-photocatalytic hydrogen evolution and simultaneous organic pollutant degradation over an urchin-like oxygen-doped MoS/ZnInS composite

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 10, doi: 10.1007/s11783-022-1566-z

Abstract:

● An urchin-like OMS/ZIS composite was fabricated by a facile solvothermal method.

Keywords： Dual-functional photocatalysts     Oxygen-doped MoS<sub>2sub>/ZnIn<sub>2sub>S<sub>4sub>     H<sub>2sub> evolution     Organic pollutant    

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Effects of functional groups for CO

Chenkai Gu, Yang Liu, Weizhou Wang, Jing Liu, Jianbo Hu

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 2,   Pages 437-449 doi: 10.1007/s11705-020-1961-6

Abstract: Functional groups on organic linkers of MOFs play important roles in improving the CO capture abilitygroups including –SO H, –COOH, –NH , –OH, –CN, –CH and –F into a MOF-177 template using computationalIn addition, three kinds of molecular interactions between CO and functional groups were analyzed andEspecially, our results reveal that –SO H is the best-performing functional group for CO capture inMOFs, better than the widely used –NH or –F groups.

Keywords： metal-organic frameworks     functional groups     CO<sub>2sub> capture     GCMC     DFT    

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Removal of ammonium and nitrate through Anammox and FeS-driven autotrophic denitrification

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 6, doi: 10.1007/s11783-023-1674-4

Abstract:

● Simultaneous NH<sub>4sub>+/NO<sub>3sub>–

Keywords： Anammox     Denitrification     FeS     NH<sub>4sub>+/NO<sub>3sub>−     Sulfammox    

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Mechanism insight into the formation of HS from thiophene pyrolysis: A theoretical study

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1404-8

Abstract:

• Possible formation pathways of H<sub>2sub>S were revealed in thiophene

Keywords： Density functional theory     Waste rubber     Thiophene     H<sub>2sub>S     Pyrolysis    

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Dual-functional sites for synergistic adsorption of Cr(VI) and Sb(V) by polyaniline-TiO hydrate: Adsorption

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 8, doi: 10.1007/s11783-022-1526-7

Abstract:

• PANI/Ti(OH)<sub>nsub>(4–n

Keywords： Polyaniline/TiO<sub>2sub>     Chromium     Antimony     Adsorption     Desorption     Mechanism    

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Title Author Date Type Operation

Conversion of CO into CO by high active and stable PdNi nanoparticles supported on a metal-organic framework

Journal Article

CeO doping boosted low-temperature NH-SCR activity of FeTiO catalyst: A microstructure analysis and reaction

Journal Article

different acid anions on highly efficient Ce-based catalysts for selective catalytic reduction of NO with NH<sub>3sub>

Journal Article

Metal-Free Hexagonal Perovskite High-Energetic Materials with NH<sub>3sub>OH+/NH<sub>2sub>NH<sub>3sub>+ as B-site Cations

Yu Shang, Zhi-Hong Yu, Rui-Kang Huang, Shao-Li Chen, De-Xuan Liu, Xiao-Xian Chen, Wei-Xiong Zhang, Xiao-Ming Chen

Journal Article

Denitrification performance and sulfur resistance mechanism of Sm–Mn catalyst for low temperature NH-SCR

Journal Article

Characterization and performance of V

Caiting LI, Qun LI, Pei LU, Huafei CUI, Guangming ZENG

Journal Article

Integrating of metal-organic framework UiO-66-NH2 and cellulose nanofibers mat for high-performance adsorption

Journal Article

Effective regeneration of thermally deactivated commercial V-W-Ti catalysts

Xuesong SHANG, Jianrong LI, Xiaowei YU, Jinsheng CHEN, Chi HE

Journal Article

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

Journal Article

On the monolayer dispersion behavior of Co<sub>3sub>O<sub>4sub> on HZSM-5 support: designing applicable

Journal Article

Highly effective visible-photocatalytic hydrogen evolution and simultaneous organic pollutant degradation over an urchin-like oxygen-doped MoS/ZnInS composite

Journal Article

Effects of functional groups for CO

Chenkai Gu, Yang Liu, Weizhou Wang, Jing Liu, Jianbo Hu

Journal Article

Removal of ammonium and nitrate through Anammox and FeS-driven autotrophic denitrification

Journal Article

Mechanism insight into the formation of HS from thiophene pyrolysis: A theoretical study

Journal Article

Dual-functional sites for synergistic adsorption of Cr(VI) and Sb(V) by polyaniline-TiO hydrate: Adsorption

Journal Article