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Themed collection 2019 Catalysis Science & Technology HOT Articles

85 items - Showing page 1 of 2
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PLP-dependent enzymes as important biocatalysts for the pharmaceutical, chemical and food industries: a structural and mechanistic perspective

PLP-dependent enzymes described on this review are attractive targets for enzyme engineering towards their application in an industrial biotechnology framework.

Graphical abstract: PLP-dependent enzymes as important biocatalysts for the pharmaceutical, chemical and food industries: a structural and mechanistic perspective
Minireview

Transition metal silicides: fundamentals, preparation and catalytic applications

Transition metal silicides as low-cost and earth-abundant inorganic materials are becoming indispensable constituents in catalytic systems for a variety of applications and exhibit excellent properties for sustainable industrial process.

Graphical abstract: Transition metal silicides: fundamentals, preparation and catalytic applications
Minireview

Recent advances in Fe-catalyzed C–H aminations using azides as nitrene precursors

The intramolecular Fe-catalyzed amination of C–H bonds using azides as nitrene precursors represents an elegant approach toward N-heterocycles. This review summarizes the most recent achievements while focussing on fundamental mechanistic aspects.

Graphical abstract: Recent advances in Fe-catalyzed C–H aminations using azides as nitrene precursors
Minireview

Bifunctional catalysts for the hydroisomerization of n-alkanes: the effects of metal–acid balance and textural structure

The summary of recent advances reveals excellent potentials for the preparation of novel bifunctional catalysts with excellent catalytic performances for n-alkane hydroisomerization.

Graphical abstract: Bifunctional catalysts for the hydroisomerization of n-alkanes: the effects of metal–acid balance and textural structure
Minireview

Recent advances in the catalytic hydroboration of carbonyl compounds

The latest development in the catalytic hydroboration of CO groups is summarized in this review. Access to borate ester intermediates provides a pathway to convert them into the corresponding valuable functionalized alcohols.

Graphical abstract: Recent advances in the catalytic hydroboration of carbonyl compounds
Minireview

Mini-review on an engineering approach towards the selection of transition metal complex-based catalysts for photocatalytic H2 production

Advances in transition-metal (Ru, Co, Cu, and Fe) complex-based catalysts since 2000 are briefly summarized in terms of catalyst selection and application for photocatalytic H2 evolution.

Graphical abstract: Mini-review on an engineering approach towards the selection of transition metal complex-based catalysts for photocatalytic H2 production
Minireview

Methane selective oxidation to methanol by metal-exchanged zeolites: a review of active sites and their reactivity

A review of the recent progress in revealing the structures, formation, and reactivity of the active sites in Fe-, Co-, Ni- and Cu-exchanged zeolites as well as outlooks on future research challenges and opportunities is presented.

Graphical abstract: Methane selective oxidation to methanol by metal-exchanged zeolites: a review of active sites and their reactivity
Communication

Aryl C–H amination initiated by laccase-mediated oxidation of 4-phenylurazole

A mild amination of aryl C–H initiated by laccase-mediated oxidation of 4-phenylurazole is described.

Graphical abstract: Aryl C–H amination initiated by laccase-mediated oxidation of 4-phenylurazole
Communication

Constructing Sn(II)-doped SrNb2O6 for visible light response driven H2 and O2 evolution from water

A wide band-gap photocatalyst SrNb2O6 was adjusted to response to visible light in H2 and O2 evolution due to the new electron state in its band gap created by the Sn(II) dopant.

Graphical abstract: Constructing Sn(ii)-doped SrNb2O6 for visible light response driven H2 and O2 evolution from water
Paper

Purposefully designing novel hydroxylated and carbonylated melamine towards the synthesis of targeted porous oxygen-doped g-C3N4 nanosheets for highly enhanced photocatalytic hydrogen production

A new hydroxylated and carbonylated melamine was purposefully designed and constructed for the synthesis of targeted porous O-doped g-C3N4 nanosheets.

Graphical abstract: Purposefully designing novel hydroxylated and carbonylated melamine towards the synthesis of targeted porous oxygen-doped g-C3N4 nanosheets for highly enhanced photocatalytic hydrogen production
Paper

Catalytic resonance theory: superVolcanoes, catalytic molecular pumps, and oscillatory steady state

Catalytic reactions on surfaces with forced oscillations in physical or electronic properties undergo controlled acceleration consistent with the selected parameters of frequency, amplitude, and external stimulus waveform.

Graphical abstract: Catalytic resonance theory: superVolcanoes, catalytic molecular pumps, and oscillatory steady state
Paper

Photocatalytic hydrogen energy evolution from antibiotic wastewater via metallic bi nanosphere doped g-C3N4: performances and mechanisms

In this work, bismuth nanosphere doped polymeric carbon nitride (Bi/g-C3N4) was applied for photocatalytically converting antibiotic wastewater into hydrogen energy.

Graphical abstract: Photocatalytic hydrogen energy evolution from antibiotic wastewater via metallic bi nanosphere doped g-C3N4: performances and mechanisms
Paper

Electricity-driven 7α-hydroxylation of a steroid catalyzed by a cytochrome P450 monooxygenase in engineered yeast

Schematic diagram of the cytochrome P450 monooxygenase-catalyzed BES.

Graphical abstract: Electricity-driven 7α-hydroxylation of a steroid catalyzed by a cytochrome P450 monooxygenase in engineered yeast
Paper

Can Hammett indicators accurately measure the acidity of zeolite catalysts with confined space? Insights into the mechanism of coloration

The acidic properties of zeolite catalysts play a crucial role in governing catalytic performances, which makes the acidity characterization an important subject in the field of zeolite catalysis.

Graphical abstract: Can Hammett indicators accurately measure the acidity of zeolite catalysts with confined space? Insights into the mechanism of coloration
Paper

Aldehydes rather than alcohols in oxygenated products from light-driven Fischer–Tropsch synthesis over Ru/SiC catalysts

The oxygenated products in light-driven Fischer–Tropsch synthesis over Ru/SiC catalysts are aldehydes rather than alcohols.

Graphical abstract: Aldehydes rather than alcohols in oxygenated products from light-driven Fischer–Tropsch synthesis over Ru/SiC catalysts
Paper

Photocatalytic degradation of naproxen by a H2O2-modified titanate nanomaterial under visible light irradiation

A H2O2-modified titanate nanomaterial was synthesized to improve catalytic activity. The influencing factors, intermediate product transformation pathways and degradation mechanism of the photodegradation process of NPX by the HTNM were studied.

Graphical abstract: Photocatalytic degradation of naproxen by a H2O2-modified titanate nanomaterial under visible light irradiation
Paper

Visible light-driven enhanced CO2 reduction by water over Cu modified S-doped g-C3N4

We synthesized Cu modified S-doped g-C3N4 thin sheets using calcination followed by a wet-impregnation method. The photocatalytic activity was studied for reduction of CO2 to CO and CH4 in the presence of water and a plausible mechanism is explained.

Graphical abstract: Visible light-driven enhanced CO2 reduction by water over Cu modified S-doped g-C3N4
Paper

Highly dispersed γ-Fe2O3 embedded in nitrogen doped carbon for the efficient oxygen reduction reaction

A sacrificial template strategy is developed to synthesize highly dispersed γ-Fe2O3 embedded in porous N-doped carbon. The as-synthesized catalyst exhibits high ORR performance and presents a power density of 112 mW cm−2 in zinc–air battery.

Graphical abstract: Highly dispersed γ-Fe2O3 embedded in nitrogen doped carbon for the efficient oxygen reduction reaction
Paper

Highly conformal deposition of ultrathin cobalt acetate on a bismuth vanadate nanostructure for solar water splitting

In this work, the effect of photochemically modifying nanoporous bismuth vanadate in Co2+ solution in acetate buffer (abbreviated as Co–Ac) on water oxidation was thoroughly studied.

Graphical abstract: Highly conformal deposition of ultrathin cobalt acetate on a bismuth vanadate nanostructure for solar water splitting
Paper

Intermetallic species in the Negishi coupling and their involvement in inhibition pathways

The formation of M–Zn-intermetallic species (M = Ni, Pd) in the course of the Negishi reaction in THF solvent and their potential impact on in situ catalyst inhibition were investigated by DFT calculations carried out at two levels of theory.

Graphical abstract: Intermetallic species in the Negishi coupling and their involvement in inhibition pathways
Open Access Paper

First-principles microkinetic study of methane and hydrogen sulfide catalytic conversion to methanethiol/dimethyl sulfide on Mo6S8 clusters: activity/selectivity of different promoters

A large fraction of the global natural gas reserves is in the form of sour gas, i.e. contains hydrogen sulfide (H2S) and carbon dioxide (CO2), and needs to be sweetened before utilization.

Graphical abstract: First-principles microkinetic study of methane and hydrogen sulfide catalytic conversion to methanethiol/dimethyl sulfide on Mo6S8 clusters: activity/selectivity of different promoters
Paper

In situ DRIFT spectroscopy insights into the reaction mechanism of CO and toluene co-oxidation over Pt-based catalysts

The Pt–CeO2 catalyst with adsorption sites and oxygen-rich vacancies exhibited outstanding activity towards CO and toluene co-oxidation.

Graphical abstract: In situ DRIFT spectroscopy insights into the reaction mechanism of CO and toluene co-oxidation over Pt-based catalysts
Paper

Controlling the secondary pollutant on B-doped g-C3N4 during photocatalytic NO removal: a combined DRIFTS and DFT investigation

The mechanisms of enhanced photocatalysis efficiency and suppression of toxic intermediate production during photocatalytic NO oxidation on B-doped g-C3N4 were revealed.

Graphical abstract: Controlling the secondary pollutant on B-doped g-C3N4 during photocatalytic NO removal: a combined DRIFTS and DFT investigation
Open Access Paper

A step forward in solvent knitting strategies: ruthenium and gold phosphine complex polymerization results in effective heterogenized catalysts

A knitting strategy has been applied to obtain metal–phosphine porous organic polymers (Kphos(M)), resulting in effective heterogenized catalysts for different reactions.

Graphical abstract: A step forward in solvent knitting strategies: ruthenium and gold phosphine complex polymerization results in effective heterogenized catalysts
Open Access Paper

Catalytic halogenation of methane: a dream reaction with practical scope?

Methane halogenation over solid materials is dominated by radical intermediates, the stabilization of which through confinement effects enhances the activity.

Graphical abstract: Catalytic halogenation of methane: a dream reaction with practical scope?
Paper

Selective synthesis of 1,3-propanediol from glycidol over a carbon film encapsulated Co catalyst

A carbon film encapsulated Co NP catalyst (Co@NC) was highly active, selective and stable for the hydrogenation of glycidol to 1,3-PDO.

Graphical abstract: Selective synthesis of 1,3-propanediol from glycidol over a carbon film encapsulated Co catalyst
Open Access Paper

Mono-substitution of symmetric diesters: selectivity of Mycobacterium smegmatis acyltransferase variants

Selective mono-substitution of symmetric diesters was demonstrated using an immobilized Mycobacterium smegmatis esterase/acyltransferase (MsAcT) variant.

Graphical abstract: Mono-substitution of symmetric diesters: selectivity of Mycobacterium smegmatis acyltransferase variants
Paper

Enhanced performance of bimetallic PtCo/MCM-41 catalysts for glycerol oxidation in base-free medium

Optimizing the electronic coupling in heterogeneous catalysts by tuning metal–metal interactions remains a significant challenge.

Graphical abstract: Enhanced performance of bimetallic PtCo/MCM-41 catalysts for glycerol oxidation in base-free medium
Paper

Molecular-level understanding of reaction path optimization as a function of shape concerning the metal–support interaction effect of Co/CeO2 on water-gas shift catalysis

In this work, the active sites generated in hydrogen reduction and the reaction pathways for the water gas shift (WGS) reaction over Co/CeO2 catalysts were studied by in situ XAS and XPS coupled with DFT+U calculations.

Graphical abstract: Molecular-level understanding of reaction path optimization as a function of shape concerning the metal–support interaction effect of Co/CeO2 on water-gas shift catalysis
Paper

Zinc 2-N-methyl N-confused porphyrin: an efficient catalyst for the conversion of CO2 into cyclic carbonates

A zinc 2-N-methyl N-confused porphyrin (Zn(NCP)Cl) catalyst was developed for the solvent-free synthesis of cyclic carbonates from epoxides and CO2.

Graphical abstract: Zinc 2-N-methyl N-confused porphyrin: an efficient catalyst for the conversion of CO2 into cyclic carbonates
Paper

Ambient electrocatalytic nitrogen reduction on a MoO2/graphene hybrid: experimental and DFT studies

A combination of experimental measurements and DFT calculations revealed that the MoO2/RGO hybrid could be a highly active and robust catalyst for ambient electrocatalytic NH3 synthesis.

Graphical abstract: Ambient electrocatalytic nitrogen reduction on a MoO2/graphene hybrid: experimental and DFT studies
Paper

Enhancement of propene oligomerization and aromatization by proximate protons in zeolites; FTIR study of the reaction pathway in ZSM-5

The enhanced effect of strongly acidic proximate protons (distance 5.0–5.5 Å) in ZSM-5 was presented on complex propene oligomerization up to the aromatization and development of individual carbenium ion intermediates in the zeolite pores.

Graphical abstract: Enhancement of propene oligomerization and aromatization by proximate protons in zeolites; FTIR study of the reaction pathway in ZSM-5
Open Access Paper

Understanding substrate substituent effects to improve catalytic efficiency in the SABRE hyperpolarisation process

A quantitative study of substrate–iridium ligation effects identifies a route to achieve more optimal SABRE performance.

Graphical abstract: Understanding substrate substituent effects to improve catalytic efficiency in the SABRE hyperpolarisation process
Paper

Effect of Ag–Fe–Cu tri-metal loading in bismuth oxybromide to develop a novel nanocomposite for the sunlight driven photocatalytic oxidation of alcohols

Metal-doped BiOBr was synthesized and used as a reusable sunlight driven photocatalyst for the selective oxidation of alcohols into corresponding aldehydes/ketones.

Graphical abstract: Effect of Ag–Fe–Cu tri-metal loading in bismuth oxybromide to develop a novel nanocomposite for the sunlight driven photocatalytic oxidation of alcohols
Paper

Solvent-free and rapid synthesis of mesoporous Pt–iron oxide catalysts via mechanochemical assembly

Mechanochemical assembly enables the solvent-free construction of plentiful mesopores and highly dispersed Pt NPs in iron oxide catalysts.

Graphical abstract: Solvent-free and rapid synthesis of mesoporous Pt–iron oxide catalysts via mechanochemical assembly
Paper

Aromatic guanidines as highly active binary catalytic systems for the fixation of CO2 into cyclic carbonates under mild conditions

The formation of hydrogen bonding causes a considerable decrease in the reaction temperature and CO2 pressure used in this process.

Graphical abstract: Aromatic guanidines as highly active binary catalytic systems for the fixation of CO2 into cyclic carbonates under mild conditions
Paper

Improving photocatalytic free radical polymerization with hydrochloric acid

Improving photocatalytic free radical polymerization of vinyl acetate with hydrochloric acid.

Graphical abstract: Improving photocatalytic free radical polymerization with hydrochloric acid
Paper

Quaternary CZTS nanoparticle decorated CeO2 as a noble metal free p–n heterojunction photocatalyst for efficient hydrogen evolution

Practical implementation of photocatalytic hydrogen production has been required for the invention of efficient visible light absorption and low cost photocatalyst materials.

Graphical abstract: Quaternary CZTS nanoparticle decorated CeO2 as a noble metal free p–n heterojunction photocatalyst for efficient hydrogen evolution
Paper

Direct synthesis of furfuryl alcohol from furfural: catalytic performance of monometallic and bimetallic Mo and Ru phosphides

The catalytic properties of monometallic and bimetallic Ru and Mo phosphides were evaluated for their ability to selectively hydrogenate furfural to furfuryl alcohol.

Graphical abstract: Direct synthesis of furfuryl alcohol from furfural: catalytic performance of monometallic and bimetallic Mo and Ru phosphides
Paper

Understanding the mechanism of low temperature deactivation of Cu/SAPO-34 exposed to various amounts of water vapor in the NH3-SCR reaction

Water-exposure at 70 °C deteriorates Cu/SAPO-34, the extent of which depends on water exposure time, reaction temperature, and choice of SDAs.

Graphical abstract: Understanding the mechanism of low temperature deactivation of Cu/SAPO-34 exposed to various amounts of water vapor in the NH3-SCR reaction
Paper

The effects of the nature of TiO2 supports on the catalytic performance of Rh–Mn/TiO2 catalysts in the synthesis of C2 oxygenates from syngas

Four types of TiO2 with different rutile/anatase crystalline phase compositions were used as supports, and the effect of the TiO2 phase composition on the catalytic properties of supported Rh catalysts in the synthesis of C2 oxygenates from syngas was studied.

Graphical abstract: The effects of the nature of TiO2 supports on the catalytic performance of Rh–Mn/TiO2 catalysts in the synthesis of C2 oxygenates from syngas
Paper

Powerful CO2 electroreduction performance with N–carbon doped with single Ni atoms

A single-atom dispersed Ni doping strategy to boost the performance of N–C materials for CO2RR by the pyrolysis of a metal–organic molecule complex was reported and revealed.

Graphical abstract: Powerful CO2 electroreduction performance with N–carbon doped with single Ni atoms
Paper

The promoting effect of visible light on the CO + NO reaction over the Pd/N–TiO2 catalyst

Pd/N–TiO2 was readily synthesized as an efficient catalyst for NO reduction by CO at lower temperature under visible light irradiation.

Graphical abstract: The promoting effect of visible light on the CO + NO reaction over the Pd/N–TiO2 catalyst
Paper

Structure-retentive synthesis of a highly ordered mesoporous Nb2O5/N-doped graphene nanocomposite with superior interfacial contacts and improved visible-light photocatalysis

A highly ordered mesoporous Nb2O5/N-doped graphene nanocomposite was constructed for efficient photocatalytic H2 evolution under irradiation of visible light.

Graphical abstract: Structure-retentive synthesis of a highly ordered mesoporous Nb2O5/N-doped graphene nanocomposite with superior interfacial contacts and improved visible-light photocatalysis
Paper

H/D exchange in N-heterocycles catalysed by an NHC-supported ruthenium complex

NHC-supported trihydrides Cp(NHC)RuH3 show excellent catalytic activity in the H/D exchange of pyridine and some other N-heterocycles under mild conditions and low catalyst loading.

Graphical abstract: H/D exchange in N-heterocycles catalysed by an NHC-supported ruthenium complex
Paper

BiOBr-photocatalyzed cistrans isomerization of 9-octadecenoic acids in different atmospheres

Investigating systematically BiOBr photocatalyzed oleic acid isomerization in different (air, N2, and O2) atmospheres and the cistrans isomerization mechanism for the first time.

Graphical abstract: BiOBr-photocatalyzed cis–trans isomerization of 9-octadecenoic acids in different atmospheres
Paper

An effective strategy for creating asymmetric MOFs for chirality induction: a chiral Zr-based MOF for enantioselective epoxidation

A simple and rapid procedure was used to prepare chiral NU-1000 as a robust Zr-based MOF without complexity. The functionalization of NU-1000 was performed by utilizing chiral L-(+)-tartaric acid via solvent-assisted linker incorporation, resulting in [C-NU-1000]. A Mo-complex was immobilized onto chiral NU-1000 for enantioselective epoxidation.

Graphical abstract: An effective strategy for creating asymmetric MOFs for chirality induction: a chiral Zr-based MOF for enantioselective epoxidation
Paper

Hydroboration of terminal olefins with pinacolborane catalyzed by new 2-iminopyrrolyl iron(II) complexes

New Fe(II) mono(2-iminopyrrolyl) complexes catalyze the hydroboration of terminal olefins with pinacolborane via a borane oxidative addition pathway.

Graphical abstract: Hydroboration of terminal olefins with pinacolborane catalyzed by new 2-iminopyrrolyl iron(ii) complexes
Paper

Tetracoordinate aluminum complexes bearing phenoxy-based ligands as catalysts for epoxide/anhydride copolymerization: some mechanistic insights

Phenoxy-imine aluminum complexes, in combination with DMAP, produce efficient catalysts for the alternating copolymerization of epoxides and anhydrides. A zwitterionic species is formed in the initiation step.

Graphical abstract: Tetracoordinate aluminum complexes bearing phenoxy-based ligands as catalysts for epoxide/anhydride copolymerization: some mechanistic insights
Paper

Descriptor–property relationships in heterogeneous catalysis: exploiting synergies between statistics and fundamental kinetic modelling

Combined kinetic and statistical approach to shed light on the link between kinetically-relevant descriptors and easily tuneable catalyst properties.

Graphical abstract: Descriptor–property relationships in heterogeneous catalysis: exploiting synergies between statistics and fundamental kinetic modelling
Open Access Paper

On isothermality in some commonly used plug flow reactors for X-ray based investigations of catalysts

We compare two reactor setups commonly used to make operando measurements of catalyst behavior using X-rays in terms of the degree to which they may be considered to yield radial and axial isothermality.

Graphical abstract: On isothermality in some commonly used plug flow reactors for X-ray based investigations of catalysts
Paper

Dual tuning of nickel sulfide nanoflake array electrocatalyst through nitrogen doping and carbon coating for efficient and stable water splitting

Simultaneous carbon coating and nitrogen incorporation of a Ni3S2 nanoflake array electrocatalyst with enhanced activity and stability for water splitting.

Graphical abstract: Dual tuning of nickel sulfide nanoflake array electrocatalyst through nitrogen doping and carbon coating for efficient and stable water splitting
Paper

Crystal phase induced band gap energy enhancing the photo-catalytic properties of Zn–Fe2O4/Au NPs: experimental and theoretical studies

Au NPs on ZnFe2O4 enhances visible absorption, employed for paracetamol oxidation, where peaks were resolved by 2D HPLC.

Graphical abstract: Crystal phase induced band gap energy enhancing the photo-catalytic properties of Zn–Fe2O4/Au NPs: experimental and theoretical studies
Open Access Paper

Multiscale reactor modelling of total pressure effects on complete methane oxidation over Pd/Al2O3

A two-dimensional multiscale model is developed to describe the complete methane oxidation reaction for simulated exhaust gas conditions.

Graphical abstract: Multiscale reactor modelling of total pressure effects on complete methane oxidation over Pd/Al2O3
Paper

C–C coupling at a zeolite-supported Rh(I) complex. DFT search for the mechanism

DFT modelling suggests a metallacycle mechanism for the dimerization of ethene over a faujasite-supported Rh(I) complex, rationalizing the experimental selectivity.

Graphical abstract: C–C coupling at a zeolite-supported Rh(i) complex. DFT search for the mechanism
Paper

Au2+ cannot catalyze conversion of methane to ethene at low temperature

The previously reported conversion of methane to ethene catalyzed by Au2+ at thermal energies is investigated through a combination of experiment and theory. The conversion is found not to occur, in-line with well-established thermodynamics.

Graphical abstract: Au2+ cannot catalyze conversion of methane to ethene at low temperature
Paper

Catalytic upgrading of ethanol to n-butanol using an aliphatic Mn–PNP complex: theoretical insights into reaction mechanisms and product selectivity

Understanding the product selectivity, conversion, and rate-determining steps in the catalytic upgrading of ethanol to butanol.

Graphical abstract: Catalytic upgrading of ethanol to n-butanol using an aliphatic Mn–PNP complex: theoretical insights into reaction mechanisms and product selectivity
Paper

Superior low-temperature NO catalytic performance of PrMn2O5 over SmMn2O5 mullite-type catalysts

PrMn2O5 is demonstrated as a superior catalyst compared to SmMn2O5 for low temperature NO oxidation, both experimentally and theoretically.

Graphical abstract: Superior low-temperature NO catalytic performance of PrMn2O5 over SmMn2O5 mullite-type catalysts
Paper

Effect of a potassium promoter on the Fischer–Tropsch synthesis of light olefins over iron carbide catalysts encapsulated in graphene-like carbon

Enhanced FTO catalyst performance and catalyst stability are achieved over a graphene-like carbon encapsulated iron carbide catalyst, which is prepared by a facile pyrolysis method.

Graphical abstract: Effect of a potassium promoter on the Fischer–Tropsch synthesis of light olefins over iron carbide catalysts encapsulated in graphene-like carbon
Paper

Carbon nanotube–ruthenium hybrid towards mild oxidation of sulfides to sulfones: efficient synthesis of diverse sulfonyl compounds

Ru nanoparticles on carbon nanotubes were used in the mild oxidation of sulfides to sulfones.

Graphical abstract: Carbon nanotube–ruthenium hybrid towards mild oxidation of sulfides to sulfones: efficient synthesis of diverse sulfonyl compounds
Paper

Influence of Au/Pd alloy on an amine functionalised ZnCr LDH–MCM-41 nanocomposite: A visible light sensitive photocatalyst towards one-pot imine synthesis

Au/Pd loaded amine functionalised ZnCr LDH–MCM-41 photocatalyst for one-pot imine synthesis.

Graphical abstract: Influence of Au/Pd alloy on an amine functionalised ZnCr LDH–MCM-41 nanocomposite: A visible light sensitive photocatalyst towards one-pot imine synthesis
Paper

CO2 electrochemical reduction at thiolate-modified bulk Au electrodes

Simple modification of polycrystalline bulk Au by an appropriate thiol can selectively enhance electrochemical CO2RR at the expense of HER.

Graphical abstract: CO2 electrochemical reduction at thiolate-modified bulk Au electrodes
Paper

Fabrication of magnetic BaFe12O19/Ag3PO4 composites with an in situ photo-Fenton-like reaction for enhancing reactive oxygen species under visible light irradiation

An in situ photo-Fenton-like and magnetic recycle system, BaFe12O19/Ag3PO4 has been constructed. BaFe12O19 can catalyze the conversion of H2O2 to generate ROSs (˙O2 and ˙OH radicals) on the surface of Ag3PO4.

Graphical abstract: Fabrication of magnetic BaFe12O19/Ag3PO4 composites with an in situ photo-Fenton-like reaction for enhancing reactive oxygen species under visible light irradiation
Paper

Oxidative dehydrogenation of ethylbenzene to styrene over the CoFe2O4–MCM-41 catalyst: preferential adsorption on the O2−Fe3+O2− sites located at octahedral positions

The present study describes the catalytic performance of cobalt ferrite supported on MCM-41 for the oxidative dehydrogenation of ethylbenzene.

Graphical abstract: Oxidative dehydrogenation of ethylbenzene to styrene over the CoFe2O4–MCM-41 catalyst: preferential adsorption on the O2−Fe3+O2− sites located at octahedral positions
Paper

Insights into NHC-catalyzed oxidative α-C(sp3)–H activation of aliphatic aldehydes and cascade [2 + 3] cycloaddition with azomethine imines

The NHC catalyst is identified to promote [2 + 3] cycloaddition by avoiding the poor FMO overlap mode in theory.

Graphical abstract: Insights into NHC-catalyzed oxidative α-C(sp3)–H activation of aliphatic aldehydes and cascade [2 + 3] cycloaddition with azomethine imines
Paper

Construction of an artificial inorganic leaf CdS–BiVO4 Z-scheme and its enhancement activities for pollutant degradation and hydrogen evolution

An artificial inorganic leaf CdS–BiVO4 micro-nano Z-scheme photocatalytic system was synthesized by the BT–DC–SILAR method taking a leaf as a template.

Graphical abstract: Construction of an artificial inorganic leaf CdS–BiVO4 Z-scheme and its enhancement activities for pollutant degradation and hydrogen evolution
Paper

Tailoring the morphology of Ni–Pt nanocatalysts through the variation of oleylamine and oleic acid: a study on oxygen reduction from synthesis to fuel cell application

Systematic study on the variation of morphology, size and composition of Ni–Pt nanoparticles with higher catalytic activity towards oxygen reduction.

Graphical abstract: Tailoring the morphology of Ni–Pt nanocatalysts through the variation of oleylamine and oleic acid: a study on oxygen reduction from synthesis to fuel cell application
Paper

Determination of the prevailing n-butenes dimerization mechanism over nickel containing Al-MCM-41/ZSM-5 mixed-phase catalysts

Novel approaches to evaluate the contribution of the cationic or coordinative reaction mechanism to the overall reaction course are proposed.

Graphical abstract: Determination of the prevailing n-butenes dimerization mechanism over nickel containing Al-MCM-41/ZSM-5 mixed-phase catalysts
Paper

Glucose-induced fabrication of Bi/α-FeC2O4·2H2O heterojunctions: a bifunctional catalyst with enhanced photocatalytic and Fenton oxidation efficiency

A series of novel bifunctional heterojunctions with outstanding photocatalytic and Fenton oxidation activities were synthesized via a one-pot solvothermal method in which glucose served as a reductant and carbon source.

Graphical abstract: Glucose-induced fabrication of Bi/α-FeC2O4·2H2O heterojunctions: a bifunctional catalyst with enhanced photocatalytic and Fenton oxidation efficiency
Paper

Facile preparation of Ti3+ self-doped TiO2 nanoparticles and their dramatic visible photocatalytic activity for the fast treatment of highly concentrated Cr(VI) effluent

An efficient visible photocatalyst which is suitable for the rapid removal of highly concentrated Cr(VI) for environmental therapy.

Graphical abstract: Facile preparation of Ti3+ self-doped TiO2 nanoparticles and their dramatic visible photocatalytic activity for the fast treatment of highly concentrated Cr(vi) effluent
85 items - Showing page 1 of 2

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Welcome to our online rolling collection of the hottest work published in Catalysis Science & Technology. Here we feature all the 2019 Catalysis Science & Technology articles highlighted as HOT by the handling editor or our referees. Congratulations to all the authors whose articles are featured.

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