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Gold modified cobalt-based Fischer-Tropsch catalysts for conversion of synthesis gas to liquid fuels

Alan J. McCue, Jura Aponaviciute, Richard P.K. Wells, James A. Anderson

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 3,   Pages 262-269 doi: 10.1007/s11705-013-1334-5

Abstract: The addition of Au as a promoter/modifier for alumina supported Co catalyst has been studied by combinedThe combination of these tools permitted the state of the active catalyst surface to be monitored whilefollowing the elution of reaction products during the first 5–7 h on stream of the catalyst.The nature and reducibility of the Co particles were modified by the presence of Au while the later alsoshifted the CO/H balance by acting as an effective water-gas shift catalyst during the early stages

Keywords： gold modified catalyst     conversion of synthesis gas    

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Gold modified microelectrode for direct tetracycline detection

Hongtao WANG, Huimin ZHAO, Xie QUAN

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 3,   Pages 313-319 doi: 10.1007/s11783-011-0323-5

Abstract: determination of tetracycline (TC) by the microelectrode, which was fabricated by electrodeposited gold

Keywords： microelectrode     tungsten tip     gold colloids     tetracycline    

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Synthesis of boron modified CoMo/Al

Hui Shang, Chong Guo, Pengfei Ye, Wenhui Zhang

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5,   Pages 1088-1098 doi: 10.1007/s11705-020-1969-y

Abstract: However, traditional HDS catalyst (CoMo/ -Al O ) exhibits high hydrogenation performance of olefins (is to reduce the interaction between active metals and the support, therefore, in this research, the modified

Keywords： CoMo catalyst     boron modification     surface acidity     microwave heating     selective hydrodesulfurization    

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Nanostructured gold films exhibiting almost complete absorption of light at visible wavelengths

Hanbin Zheng, Christine Picard, Serge Ravaine

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 2,   Pages 247-251 doi: 10.1007/s11705-018-1710-2

Abstract: simple two step electrochemical process combining electrodeposition and anodization to generate black goldThe black gold films have remarkable optical behavior as they absorb more than 93% of incident light

Keywords： nanostructuration     light absorption     coating     gold     electrodeposition     anodization    

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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: However, the catalyst deactivation caused by the deposition of residual carbon is still a major challengeIn 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 characterizationThe results indicated that the Ni-Co alloy was determined over the Ni-Co/AC catalyst.compared with that over Ni/A catalyst.

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

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A Pt-Bi bimetallic nanoparticle catalyst for direct electro-oxidation of formic acid in fuel cells

Shu-Hong LI, Yue ZHAO, Jian CHU, Wen-Wei LI, Han-Qing YU, Gang LIU, Yang-Chao TIAN

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 3,   Pages 388-394 doi: 10.1007/s11783-012-0475-y

Abstract: In this work Pt-Bi nanoparticles supported on micro-fabricated gold wire array substrate were synthesizedTherefore, the Pt-Bi/Au electrode offers a promising catalyst with a high activity for direct oxidation

Keywords： catalyst     electrochemical deposition     formic acid oxidation     fuel cell     gold wire array     microfabrication    

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Catalytic decomposition of low level ozone with gold nanoparticles supported on activated carbon

Pengyi ZHANG , Bo ZHANG , Rui SHI ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 281-288 doi: 10.1007/s11783-009-0032-5

Abstract: Highly dispersed gold nanoparticles were supported on coal-based activated carbon (AC) by a sol immobilizationThe pH values of gold precursor solution significantly influenced the catalytic activity of supportedgold for ozone decomposition, and the best pH value was 8.120000h, inlet ozone concentration of 50mg/m, and relative humidity of 45%, the Au/AC catalystAfter being used for ozone decomposition, the surface carbon of the catalyst was partly oxidized and

Keywords： ozone decomposition     activated carbon     gold nanoparticles     catalysis     sodium citrate     microwave    

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oocyst directed assembly of gold nanoparticles and graphene oxide

Sona Jain, Zhicheng Huang, Brent R. Dixon, Syed Sattar, Juewen Liu

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 3,   Pages 608-615 doi: 10.1007/s11705-019-1813-4

Abstract: , we systematically studied the oocysts of as a model protozoan parasite and its interaction with gold

Keywords： nanomaterials     toxicology     water     biosensors    

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Catalytic activities and mechanism of formaldehyde oxidation over gold supported on MnO

Guanglong PANG,Donghui WANG,Yunhong ZHANG,Chunyan MA,Zhengping HAO

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 3,   Pages 447-457 doi: 10.1007/s11783-015-0808-8

Abstract: The gold-supported interaction can change the redox properties of catalysts and accelerate surface oxygenThe dioxymethylene (DOM) and formate species formed on the catalyst surface were considered intermediates

Keywords： MnO2 microspheres     Au/MnO2     formaldehyde oxidation     γ-MnO2    

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Cystine-assisted accumulation of gold nanoparticles on ZnO to construct a sensitive surface-enhanced

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 1,   Pages 15-23 doi: 10.1007/s11705-022-2177-8

Abstract: In this study, cystine was introduced to increase the accumulation of gold nanoparticles on zinc oxide

Keywords： biomineralization     cystine     semiconductor/metal composite     SERS detection     Raman detection    

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Modified iron-molybdate catalysts with various metal oxides by a mechanochemical method: enhanced formaldehyde

Xue Liu, Lingtao Kong, Shengtao Xu, Chaofan Liu, Fengyun Ma

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5,   Pages 1099-1110 doi: 10.1007/s11705-020-2008-8

Abstract: A mechanochemical method was employed to prepare modified iron molybdate catalysts with various metalCompared with a commercial catalyst, the HCHO yields in the reaction with the modified catalyst at an

Keywords： iron molybdate catalyst     metal oxides     methanol to formaldehyde     Co/Mo ratio     formaldehyde yield    

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Gold nanoparticles/single-stranded DNA-reduced graphene oxide nanocomposites based electrochemical biosensor

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 6,   Pages 1572-1582 doi: 10.1007/s11705-021-2112-4

Abstract: High density and uniform distribution of the gold nanoparticles functionalized single-stranded DNA modifiedThe positive gold nanoparticles prepared by phase inversion method exhibited good dimensional homogeneityand dispersibility, which could readily combine with single-stranded DNA modified reduced graphene oxidenanoparticles to obtain gold nanoparticles/single-stranded DNA modified reduced graphene oxide nanocompositesThe modified gold nanoparticles could further catalyze the products of cholesterol oxidation catalyzed

Keywords： reduced graphene oxide     gold nanoparticles     electrochemical biosensor     cholesterol oxidase     cholesterol    

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Recent advances in gold-metal oxide core-shell nanoparticles: Synthesis, characterization, and their

Michelle Lukosi,Huiyuan Zhu,Sheng Dai

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 1,   Pages 39-56 doi: 10.1007/s11705-015-1551-1

Abstract: reviews the most recent work and research in core-shell catalysts utilizing noble metals, specifically goldactivity under thermal and mechanical stress, which is a pivotal consideration when synthesizing any catalystThis framework is particularly useful for gold nanoparticles in protecting them from sintering so thatDifferent factors that could influence the catalyst’s performance are the size, structure, choice ofThis review covers the synthesis and characterization of gold-metal oxide core-shell structures, as well

Keywords： core-shell     characterization     core-shell structure     Different     stability    

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Regulatory issues for genetically modified animals

Perry Bradbury HACKETT

Frontiers of Agricultural Science and Engineering 2020, Volume 7, Issue 2,   Pages 188-203 doi: 10.15302/J-FASE-2019307

Abstract: However, governments worldwide have been exceedingly reluctant to support the introduction of genetically modified

Keywords： algorithms     editing     FDA     GMO     recombinant DNA     USDA    

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Modeling nanostructured catalyst layer in PEMFC and catalyst utilization

Jiejing ZHANG, Pengzhen CAO, Li XU, Yuxin WANG

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 3,   Pages 297-302 doi: 10.1007/s11705-011-1201-1

Abstract: A lattice model of the nanoscaled catalyst layer structure in proton exchange membrane fuel cells (PEMFCThe model takes into account all the four components in a typical PEMFC catalyst layer: platinum (Pt)elemental voxels in the lattice were set fine enough so that each average sized Pt particulate in Pt/C catalystCatalyst utilization in the modeled catalyst layer was calculated by counting up the number of facets, on catalyst utilization were investigated and discussed.

Keywords： catalyst layer     PEM fuel cell     lattice model     Monte Carlo method     catalyst utilization    

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Title Author Date Type Operation

Gold modified cobalt-based Fischer-Tropsch catalysts for conversion of synthesis gas to liquid fuels

Alan J. McCue, Jura Aponaviciute, Richard P.K. Wells, James A. Anderson

Journal Article

Gold modified microelectrode for direct tetracycline detection

Hongtao WANG, Huimin ZHAO, Xie QUAN

Journal Article

Synthesis of boron modified CoMo/Al

Hui Shang, Chong Guo, Pengfei Ye, Wenhui Zhang

Journal Article

Nanostructured gold films exhibiting almost complete absorption of light at visible wavelengths

Hanbin Zheng, Christine Picard, Serge Ravaine

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

A Pt-Bi bimetallic nanoparticle catalyst for direct electro-oxidation of formic acid in fuel cells

Shu-Hong LI, Yue ZHAO, Jian CHU, Wen-Wei LI, Han-Qing YU, Gang LIU, Yang-Chao TIAN

Journal Article

Catalytic decomposition of low level ozone with gold nanoparticles supported on activated carbon

Pengyi ZHANG , Bo ZHANG , Rui SHI ,

Journal Article

oocyst directed assembly of gold nanoparticles and graphene oxide

Sona Jain, Zhicheng Huang, Brent R. Dixon, Syed Sattar, Juewen Liu

Journal Article

Catalytic activities and mechanism of formaldehyde oxidation over gold supported on MnO

Guanglong PANG,Donghui WANG,Yunhong ZHANG,Chunyan MA,Zhengping HAO

Journal Article

Cystine-assisted accumulation of gold nanoparticles on ZnO to construct a sensitive surface-enhanced

Journal Article

Modified iron-molybdate catalysts with various metal oxides by a mechanochemical method: enhanced formaldehyde

Xue Liu, Lingtao Kong, Shengtao Xu, Chaofan Liu, Fengyun Ma

Journal Article

Gold nanoparticles/single-stranded DNA-reduced graphene oxide nanocomposites based electrochemical biosensor

Journal Article

Recent advances in gold-metal oxide core-shell nanoparticles: Synthesis, characterization, and their

Michelle Lukosi,Huiyuan Zhu,Sheng Dai

Journal Article

Regulatory issues for genetically modified animals

Perry Bradbury HACKETT

Journal Article

Modeling nanostructured catalyst layer in PEMFC and catalyst utilization

Jiejing ZHANG, Pengzhen CAO, Li XU, Yuxin WANG

Journal Article