Themed collection Editor’s Choice: Single-atom and nanocluster catalysis
Precisely modulating the surface sites on atomically monodispersed gold-based nanoclusters for controlling their catalytic performances
The catalytic properties of atomically precise gold-based nanoclusters can be tailored by precisely modulating the surface sites on the nanoclusters.
A perspective on oxide-supported single-atom catalysts
To explore oxide-supported single-atom catalysts (SACs) at the atomic level, a recently developed surface free energy approach may help fabricate well-defined SACs to tackle some key issues in the future.
Engineering ultrasmall metal nanoclusters for photocatalytic and electrocatalytic applications
The many fundamental properties of ultrasmall noble metal nanoclusters have made it increasingly clear that they possess enormous potential for photo- and electro-catalytic applications due to their unique electronic and optical properties.
Heterogeneous gold catalysts for selective hydrogenation: from nanoparticles to atomically precise nanoclusters
Gold nanocatalysts with different sizes (nanoparticles and nanoclusters) show different catalytic performances for various selective hydrogenation reactions.
Activation of atom-precise clusters for catalysis
This review details methods used to activate Au and Ag clusters for catalysis and routes that have been effective in mitigating sintering.
Photo/electrocatalysis and photosensitization using metal nanoclusters for green energy and medical applications
This review summarizes recent developments in the photo/electro catalytic and photosensitizing characteristics of metal and alloy NCs for green energy and medical applications.
An overview on the current understanding of the photophysical properties of metal nanoclusters and their potential applications
Photophysics of atomically precise metal nanoclusters (MNCs) is an emerging area of research due to their potential applications in optoelectronics, photovoltaics, sensing, bio-imaging and catalysis.
Design of atomically dispersed catalytic sites for photocatalytic CO2 reduction
This Minireview highlights recent key developments of atomically dispersed catalytic sites for photocatalytic CO2 reduction and elucidates the common fundamentals behind various materials systems.
The role of ligands in atomically precise nanocluster-catalyzed CO2 electrochemical reduction
S/Se atoms at the metal–ligand interface can play an important role in determining the overall electrocatalytic performance of Au nanoclusters.
Ligand-free gold nanoclusters confined in mesoporous silica nanoparticles for styrene epoxidation
We present a novel approach to produce gold nanoclusters (Au NCs) in the pores of mesoporous silica nanoparticles (MSNs) by sequential and controlled addition of metal ions and reducing agents.
The atomic origin of nickel-doping-induced catalytic enhancement in MoS2 for electrochemical hydrogen production
The HER performance of MoS2 is enhanced dramatically by doping single Ni atoms into Mo sites.
Binary and ternary Pt-based clusters grown in a plasma multimagnetron-based gas aggregation source: electrocatalytic evaluation towards glycerol oxidation
PtCuBi selective electrooxidation of glycerol to value-added chemicals.
Preparation of Cu cluster catalysts by simultaneous cooling–microwave heating: application in radical cascade annulation
The sub-1.5 nm Cu clusters are prepared through simultaneous cooling–microwave heating and employed for the synthesis of various polycycles.
Rational design of bimetallic photocatalysts based on plasmonically-derived hot carriers
Boosting hot-electron extraction for photochemistry: triple role of surface morphology of SiO2–Au–Pt plasmonic hetero-nanostructures.
Predicting ligand removal energetics in thiolate-protected nanoclusters from molecular complexes
Density Functional Theory (DFT) calculations reveal that ligand removal energetics in thiolate-protected nanoclusters can be accurately predicted through simple metal–thiolate complex calculations.
Towards the identification of the gold binding region within trypsin stabilized nanoclusters using microwave synthesis routes
Elucidating the location of stabilized nanoclusters within their protein hosts is an existing challenge towards the optimized development of functional protein-nanoclusters.
Size-controlled nanocrystals reveal spatial dependence and severity of nanoparticle coalescence and Ostwald ripening in sintering phenomena
Colloidal nanocrystals allow investigating sintering phenomena in supported catalysts.
Dynamics of weak interactions in the ligand layer of meta-mercaptobenzoic acid protected gold nanoclusters Au68(m-MBA)32 and Au144(m-MBA)40
Interactive dynamics between ligand shell and atomically precise nanocluster define stability and open possibilities for catalytic reactions at unprotected sites.
A rational study on the geometric and electronic properties of single-atom catalysts for enhanced catalytic performance
We investigate the geometric and electronic properties of single-atom catalysts (SACs) for electrocatalytic CO2 reduction reaction (eCO2RR).
New gold standard: weakly capped infant Au nanoclusters with record high catalytic activity for 4-nitrophenol reduction and hydrogen generation from an ammonia borane–sodium borohydride mixture
Active sites are preserved in the citric acid-capped Au nanoclusters prepared in solid state. In water, the rapid dissolution of citric acid allows the reactants to easily access the active sites of infant Au nanoclusters leading to faster catalysis.
Noble metal nanoclusters-decorated NiFe layered double hydroxide superstructure as nanoreactors for selective hydrogenation catalysis
The ability to conduct the self-assembly of nanometer-scale building blocks is the core issue in achieving “bottom-up” fabrications of desired superstructures.
Enhancement of the performance of Pd nanoclusters confined within ultrathin silica layers for formic acid oxidation
Ultrasmall Pd nanoclusters confined within silica layers show high activity for formic acid oxidation with excellent stability.
Gold nanoclusters cause selective light-driven biochemical catalysis in living nano-biohybrid organisms
We describe selective light-driven biochemical catalysis in living nano-biohybrid organisms made from different atomically-precise gold nanoclusters.
Unraveling the single-atom electrocatalytic activity of transition metal-doped phosphorene
Single-atom catalysts based on transition metal-doped phosphorene feature excellent electrocatalytic activity towards ORR, OER and HER.
Interstratified heterostructures of metal hydroxide nanoclusters and MoS2 monolayers with improved electrode performance
Interstratified 2D nanohybrids of chromium hydroxide–molybdenum disulfide with improved electrode functionality are synthesized by the self-assembly of anionic monolayered MoS2 nanosheets with cationic chromium hydroxide nanoclusters.
Interfacial synergy between dispersed Ru sub-nanoclusters and porous NiFe layered double hydroxide on accelerated overall water splitting by intermediate modulation
Benefitting from the desired potential-induced interfacial synergy, the Ru–NiFe LDH interfaces will convert to RuO2–NiFe(OOH)x interfaces to meet the requirements of an anode and cathode reaction, respectively.
NiAg0.4 3D porous nanoclusters with epitaxial interfaces exhibiting Pt like activity towards hydrogen evolution in alkaline medium
The Ni–Ag interface furnishes a reduced energy pathway for the enhanced hydrogen evolution reaction.
A platinum–nickel bimetallic nanocluster ensemble-on-polyaniline nanofilm for enhanced electrocatalytic oxidation of dopamine
Designed fabrication of flexible metal alloy nanocluster–polyaniline hybrid materials for efficient (bio)electrochemical applications.
A mechanistic insight into rhodium-doped gold clusters as a better hydrogenation catalyst
The reaction pathways of ethylene hydrogenation on pristine (Aun, n = 8 and 20) and rhodium-doped (AunRh) gold clusters are explored by DFT calculations.
Theoretical screening of efficient single-atom catalysts for nitrogen fixation based on a defective BN monolayer
A single V atom anchored on h-BN exhibits outstanding catalytic activity for the NRR with a low onset potential of 0.25 V.
Metal single-atom coordinated graphitic carbon nitride as an efficient catalyst for CO oxidation
Metal single-atom coordinated graphitic carbon nitride exhibits excellent catalytic activity toward CO oxidation.
Ru nanoclusters confined in porous organic cages for catalytic hydrolysis of ammonia borane and tandem hydrogenation reaction
Ultrafine Ru nanoclusters were encapsulated in porous organic cages for catalytic hydrolysis of ammonia borane and tandem hydrogenation reactions.
Design of high-performance MoS2 edge supported single-metal atom bifunctional catalysts for overall water splitting via a simple equation
MoS2 edges exhibit good hydrogen evolution reaction (HER) activity but poor oxygen evolution reaction (OER) activity.
Computational screening of transition-metal single atom doped C9N4 monolayers as efficient electrocatalysts for water splitting
Ni@C9N4 performs as a promising bifunctional electrocatalyst with N and Ni atoms as the catalytic active sites for HER and OER, with calculated hydrogen adsorption Gibbs free energy (ΔGH*) of −0.04 eV and OER overpotential (ηOER) of 0.31 V.
One-core-atom loss in a gold nanocluster promotes hydroamination reaction of alkynes
Au24 without a core atom exhibits higher activity in the intramolecular hydroamination of alkynes than Au25 with the core atom.
Tailoring the stability, photocatalysis and photoluminescence properties of Au11 nanoclusters via doping engineering
Au8Ag3(PPh3)7Cl3 alloy nanoclusters with C3-axis Ag doping exhibit photothermodynamic and electrochemical stability improvements to afford photoluminescence and photocatalytic oxidation enhancement.
Atmosphere-dependent stability and mobility of catalytic Pt single atoms and clusters on γ-Al2O3
Pt single atoms, stable on alumina under O2, form mobile clusters under H2, due to adsorbate- and nuclearity-dependent metal-support interaction.
Platinum single-atom adsorption on graphene: a density functional theory study
Single-atom catalysis, which utilizes single atoms as active sites, is one of promising ways to enhance the catalytic activity and to reduce the amount of precious metals used. Here by means of density functional theory based thermodynamics we show that the single platinum atoms preferentially adsorb on the substitutional carbon sites at the hydrogen terminated graphene edge.
Ultra-small and recyclable zero-valent iron nanoclusters for rapid and highly efficient catalytic reduction of p-nitrophenol in water
Zero-valent iron nanoclusters with an ultrafine size have been prepared by a micelle-assisted process, and exhibit high catalytic activity and stability.
About this collection
Professor Manzhou Zhu, Anhui University, China and Associate Editor for Nanoscale and Nanoscale Advances, introduces his Editor’s Choice collection.
“Owing to their atomically precise structures and highly specific surface areas, continuing research on single-atom and nanocluster-based catalysts has been performed. This online themed collection focuses on single-atom and nanocluster catalysis, which is of major significance in elucidating catalytic mechanisms as well as investigating new types of high-efficiency catalysts. We hope that the readers find this themed collection informative and useful.”