Themed collection Recent Open Access Articles
Pulmonary delivery of mucosal nanovaccines
Mucosal vaccines can elicit both systemic and mucosal immunity to treat/prevent local mucosal or distant or systemic immune diseases and infection.
Photodoping of metal oxide nanocrystals for multi-charge accumulation and light-driven energy storage
Light-driven multi-charge accumulation (i.e., photodoping) of doped metal oxide nanocrystals opens the way to innovative solutions for the direct conversion and storage of the solar energy.
Graphene glial-interfaces: challenges and perspectives
This work provides an overview of the emerging literature on the interaction of graphene-based materials with glial cells, aiming to define the challenges and perspectives of graphene glial-interfaces.
Single molecule electronic devices with carbon-based materials: status and opportunity
The field of single molecule electronics has progressed remarkably in the past decades by allowing for more versatile molecular functions and improving device fabrication techniques.
Harnessing photo/electro-catalytic activity via nano-junctions in ternary nanocomposites for clean energy
Graphene-based ternary nanocomposite for visible light driven efficient HER.
Dielectric films for high performance capacitive energy storage: multiscale engineering
This minireview summarizes the very recent advances in energy-storage dielectric films in the framework of engineering at multiple scales.
Correlative cathodoluminescence electron microscopy bioimaging: towards single protein labelling with ultrastructural context
We discuss the opportunities and challenges of correlative cathodoluminescence electron microscopy for biomedical applications.
Isothermal titration calorimetry as a complementary method for investigating nanoparticle–protein interactions
Isothermal titration calorimetry (ITC) is a complementary technique that can be used for investigations of protein adsorption on nanomaterials, as it quantifies the thermodynamic parameters of intermolecular interactions in situ.
Towards fast-charging technologies in Li+/Na+ storage: from the perspectives of pseudocapacitive materials and non-aqueous hybrid capacitors
Pseudocapacitive materials and non-aqueous hybrid capacitors represent promising strategies to realize fast-charging technologies. This minireview provides fundamentals and recent developments of these two growing research fields.
Graphitic carbon nitride-based nanocomposites and their biological applications: a review
Graphitic carbon nitrides present the finest energy gap and catalysis function and can be applied for biosensing, bioimaging, and therapy.
Blue perovskite light-emitting diodes: progress, challenges and future directions
We report on the progress, challenges and future directions of blue perovskite light-emitting diodes to facilitate their further development.
Photodynamic therapy in 3D cancer models and the utilisation of nanodelivery systems
Testing Photodynamic Therapy (PDT) using nanoparticles on cells embedded in a 3-dimensional scaffold.
Precursor chemistry of metal nitride nanocrystals
We review the chemistry that leads or could lead to colloidal metal nitride nanocrystals, via solution-based methods.
Biomimicking spider webs for effective fog water harvesting with electrospun polymer fibers
Electrospun fibers are able to biomimic many important features of spider webs which are useful in fog water collection. This review covers current research and designs based on electrospun fibers, and offers experimental guidelines for lab testing.
Porphyrins as building blocks for single-molecule devices
Porphyrins have unique properties in electronic circuits. This review summarizes single molecule junction experiments and encourages the development of next generation molecular devices based on such building blocks.
Metal–metal bonds in polyoxometalate chemistry
Metal-metal bonds are typically present in metal clusters and absent in polyoxometalates. Our ultimate understanding of their emergence in polyoxometalates paves the way to new technologies.
Fibre electronics: towards scaled-up manufacturing of integrated e-textile systems
Advances in materials development, fabrication processes, and applications for various fibre electronics are reviewed. Their integration into multifunctional electronic textiles and the key challenges in large-scale manufacturing are discussed.
Multiple exciton generation in isolated and interacting silicon nanocrystals
Carrier multiplication can be exploited to improve solar cell efficiency increasing the number of e-h pairs generated after absorption of a single photon. Pairs with excess energy decays non-radiatively toward band edges generating extra pairs.
Surface-enhanced Raman spectroscopy for bioanalysis and diagnosis
In recent years, bioanalytical surface-enhanced Raman spectroscopy (SERS) has blossomed into a fast-growing research area. We present here a review on SERS-based assays with focus on early bacterial infection detection and chronic disease diagnosis.
A review of oligo(arylene ethynylene) derivatives in molecular junctions
This review explores the synthetic variation of structural features of oligo(arylene ethynylene) (OAE) molecular wires and how this affects the electronic and thermal properties of OAE molecules or molecular assemblies held between electrodes.
Effects of polyethylene glycol on the surface of nanoparticles for targeted drug delivery
The Effects of Surface Polyethylene Glycol on Nanoparticles' Fate. a. Mechanical properties. b. Stability. c. Drug encapsulation. d. Plasma proteins adsorption. e. Mucus penetration. f. Active targeting. g. Cellular internalization. h. Circulation time. i. Blood clearance.
Review of emerging nanotechnology in bone regeneration: progress, challenges, and perspectives
The impact of nanotechnology in biomaterials development for bone regeneration are summarised with a focus on three key areas; mechanical properties, biocompatibility, and osteoinductivity. Current challenges and future directions are also discussed.
Graphene and water-based elastomer nanocomposites – a review
This review covers the emerging field of graphene reinforced water-based elastomers, which offer enhanced strength, elasticity, electrical and thermal conductivity and other properties for a wide range of application sectors.
Mesoporous silica nanoparticles as carriers of active agents for smart anticorrosive organic coatings: a critical review
Mesoporous silica nanoparticles with properly designed textural properties and tailored release of corrosion inhibitors are highly efficient smart carriers for advanced anticorrosive nanocomposite coatings.
Transition metal sulfides meet electrospinning: versatile synthesis, distinct properties and prospective applications
We highlight the recent developments in the preparation of electrospun nanomaterials to produce metal sulfides with distinct chemical and physical properties for a broad range of applications.
Cell-free exosome-laden scaffolds for tissue repair
Exosome seeded on the designed scaffold can achieve local and sustained-release for efficient tissue repair.
Hot carriers in graphene – fundamentals and applications
Hot charge carriers in graphene exhibit fascinating physical phenomena and have great promise for exciting optoelectronic applications. The current understanding of the relevant fundamental physics and the most promising applications are reviewed.
Multi-stimuli-responsive aggregation of nanoparticles driven by the manipulation of colloidal stability
This review focussed on the design of multi-stimuli-responsive nanoparticles that offer spatial and temporal control of their aggregation behaviour. The review covers the fundamental concepts, the recent developments, and the applications of these materials.
Copper nanoclusters: designed synthesis, structural diversity, and multiplatform applications
Small copper nanoclusters (CuNCs) with atomic precisions and fascinating molecular-like properties have been discovered during last few decades. They have been widely applied for catalytic, biomedical, sensing, and optoelectronic applications.
Self-assembly of colloidal nanoparticles into 2D arrays at water–oil interfaces: rational construction of stable SERS substrates with accessible enhancing surfaces and tailored plasmonic response
Nanoparticle self-assembly at water–oil interfaces has emerged as a convenient and efficient method to construct stable, active and reproducible plasmonic substrates for SERS. In this review we summarize the progress that has been made in this field.
Growth and in situ characterization of 2D materials by chemical vapour deposition on liquid metal catalysts: a review
In this review we highlight the recent progress in 2DM growth on LMCat, which in combination with in situ characterization presents a viable and large-scale sustainable direction that has the prospect of achieving defect-free 2D materials.
Synthesis of emerging 2D layered magnetic materials
van der Waals atomically thin magnetic materials have been recently discovered.
Revisiting anodic alumina templates: from fabrication to applications
Review of Porous Anodic Aluminum Oxide (AAO or NAA) membranes: from fabrication, mechanisms, and internal and surface nanostructuration to applications.
How did correlative atomic force microscopy and super-resolution microscopy evolve in the quest for unravelling enigmas in biology?
This review provides a detailed picture of the innovative efforts to combine atomic force microscopy and different super-resolution microscopy techniques to elucidate biological questions.
Ordered polymer composite materials: challenges and opportunities
Polymer nanocomposites are an important class of materials whose properties are generally tuned as a function of their composition. New opportunities for controlling these properties lie in manipulating the 3D organization of their nanofillers.
Halloysite nanotubes – the nano-bio interface
The unique bio-nano interface of halloysite nanotubes with cellular systems and its impact on potential biotechnological and biomedical applications is presented and critically reviewed.
Leveraging synthetic particles for communication: from passive to active systems
Recent progress in the use of passive and active particles to build artificial communication is highlighted.
Swelling properties of graphite oxides and graphene oxide multilayered materials
Swelling defines graphite oxides and multilayered graphene oxides. It is a key property of GO in applications which involve sorption from vapors, immersion into liquid water or polar solvents and solution based chemical reactions.
Molecular gold strings: aurophilicity, luminescence and structure–property correlations
Different external stimuli can affect the molecular structure of molecular gold strings, influencing their physical properties.
Recent progress in hybrid perovskite solar cells through scanning tunneling microscopy and spectroscopy
The contribution of STM techniques is unique in analyzing the topography and opto-electronic properties of the unknown materials.
Atomic-level separation of thiolate-protected metal clusters
This review summarizes previous studies on high-resolution separation of Aun(SR)m clusters for better understanding the utility of each separation technique.
Mechanisms of mechanical reinforcement by graphene and carbon nanotubes in polymer nanocomposites
This in-depth review deals with the subject of how mechanical reinforcement takes place in polymer nanocomposites containing graphene and carbon nanotubes and offers guidelines for the maximization of the performance of such systems.
Probing the frictional properties of soft materials at the nanoscale
A knowledge gap exists in understanding nanoscale friction in soft–soft contacts with modulus <100 MPa, relevant to most biological interfaces.
High-performance sodium-ion batteries with a hard carbon anode: transition from the half-cell to full-cell perspective
SIB with hard carbon anode is getting competitive vs. LIB, but one needs to be careful in assessing capacity and cycle life with conventional half-cell tests. New guidelines are provided for half-cell and full-cell tests and understanding the results.
Sensing of circulating cancer biomarkers with metal nanoparticles
In this comprehensive review, we summarize the current progress on metal nanoparticle-based analytical methods for the sensing of circulating cancer biomarkers, including cfDNA, ctDNA, miRNAs, CTCs and exosomes.
Surface coatings for solid-state nanopores
Nanopores enable the characterization of single biomolecules; to interrogate these molecules without artifacts from wall interactions, nanopore coatings are required.
Two-dimensional layered materials: from mechanical and coupling properties towards applications in electronics
With the increasing interest in nanodevices based on two-dimensional layered materials (2DLMs) after the birth of graphene, the mechanical and coupling properties of these materials, which play an important role in determining the performance and life of nanodevices, have drawn increasingly more attention.
Structural nanotechnology: three-dimensional cryo-EM and its use in the development of nanoplatforms for in vitro catalysis
Three-dimensional cryo-EM analysis of protein-based nanoreactors to improve in vitro catalysis.
Metal enhanced fluorescence biosensing: from ultra-violet towards second near-infrared window
To increase disease survival rates, there is a vital need for diagnosis at very preliminary stages.
Occupational exposure to graphene based nanomaterials: risk assessment
The most significant routes associated with occupational exposure to graphene-based materials (GBMs) are the inhalation, cutaneous, ocular and oral ones. The manuscript presents a review of the in vivo toxicity data of GBMs after these exposure routes.
Characterization techniques for nanoparticles: comparison and complementarity upon studying nanoparticle properties
Combined and carefully selected use of experimental techniques – understanding nanoparticle properties and optimizing performance in applications.
Size selection and thin-film assembly of MoS2 elucidates thousandfold conductivity enhancement in few-layer nanosheet networks
Here, few-layer molybdenum disulfide nanosheets are assembled by Langmuir deposition into thin films, and size selection is shown to lead to a thousandfold conductivity enhancement with potential applicability to all nanosheet networks.
Population dependence of THz charge carrier mobility and non-Drude-like behavior in short semiconductor nanowires
We investigate THz radiation absorption by charge carriers, focusing on the mobility in nanorods and wires.
Mass spectrometric detection of KRAS protein mutations using molecular imprinting
We show using Molecular imprinted Polymers (MIPs) and LC-MS/SRM that we can identify the KRAS mutation in cancer patients plasma as well as carry out epitope discovery for drug target evaluation.
Magnetite-binding proteins from the magnetotactic bacterium Desulfamplus magnetovallimortis BW-1
Recently discovered proteins from magnetotactic Deltaproteobacteria were tested for their ability to bind to magnetite surfaces. Two new proteins (Mad10, Mad11) were identified that display fast and nearly irreversible magnetite binding.
Bacteriophage PRD1 as a nanoscaffold for drug loading
Viruses are very attractive biomaterials owing to their capability as nanocarriers of genetic material.
Ultrafast demagnetization in a ferrimagnet under electromagnetic field funneling
Bottom-up produced optical ring-shaped Ag nanoantennas efficiently funnel electromagnetic field of a femtosecond-pulsed laser light into a ferrimagnetic TbCo nanofilm at plasmon resonance. This leads to the TbCo demagnetization at the nanoscale.
Richness of molecular junction configurations revealed by tracking a full pull-push cycle
Looking at the two sides of the coin: while studies of molecular break junctions typically consider only the pull process of molecular junctions, we show that the push process unveils essential complementary information on the junctions’ structure.
Direct MoB MBene domain formation in magnetron sputtered MoAlB thin films
Two-dimensional (2D) inorganic transition metal boride nanosheets are emerging as promising post-graphene materials in energy research due to their unique properties.
Untangling the physics of water transport in boron nitride nanotubes
Contradicting literature on water transport performance between boron nitride and carbon nanotubes is reconciled. A blueprint is laid out to compare transport performance through nanotube membranes independent of the material and the method of study.
Amphiphilic nanoparticles generate curvature in lipid membranes and shape liposome–liposome interfaces
We show by molecular dynamics that amphiphilic Au nanoparticles (NP) with a diameter of 4 nm generate curvature in phosphatidylcholine lipid membranes.
One-way rotation of a chemically anchored single molecule-rotor
Superimposed STM images of the six stable rotation stations of a DMBI-P molecule during a step by step clockwise rotation induced by voltage pulses (V = 0.5 V, I = 0.5 nA, t = 10 s).
Power discontinuity and shift of the energy onset of a molecular de-bromination reaction induced by hot-electron tunneling
We describe the electron-induced dissociation of Br atoms in the Au(Br-MBP)2 complex, showing that the reaction onset can be shifted from 2.4 to 4.4 V while the required power drops sharply to 20% when a second molecular resonance is involved.
Coupling plasmonic catalysis and nanocrystal growth through cyclic regeneration of NADH
Plasmonic catalysis in flow (light reaction) coupled to the nucleation and growth of other metallic nanoparticles (dark reaction) was achieved by cyclic reduction/oxidation of cofactor molecules.
Benchmarking atomically defined AFM tips for chemical-selective imaging
Challenge of four common AFM tip-terminations: The high rigidity and moderate chemical passivation of CuOx-tips provide site-selective contrast on a metal–oxide.
Extracting interface correlations from the pair distribution function of composite materials
Using a non-negative matrix factorisation (NMF) approach, we show how the pair distribution function (PDF) of complex mixtures can be deconvolved into the contributions from the individual phase components and also the interface between phases.
Communicating assemblies of biomimetic nanocapsules
The assemblies of biomimetic nanocapsules can exhibit self-regulating, self-organization functionalities involving internal modulation of self-controlled release by the dynamic stimuli-response-communication-decide-response behaviour.
Air-stable and efficient electron doping of monolayer MoS2 by salt–crown ether treatment
The present doping technique demonstrates the highly efficient electron doping of monolayer MoS2 with high stability under ambient conditions using KOH/benzo-18-crown-6 as the dopant.
Engineering conductive protein films through nanoscale self-assembly and gold nanoparticles doping
We report the fabrication of a conductive biomaterial based on engineered proteins and patterned gold nanoparticles to overcome the challenge of charge transport on macroscopic protein-based materials. This approach has great value for bioelectronics.
Scalable nanoprecipitation of niclosamide and in vivo demonstration of long-acting delivery after intramuscular injection
Controlling COVID-19 requires therapy and continued vaccination. Long-acting therapeutics offer options for test-and-cure strategies and overcome poor therapy adherence. Extended in vivo niclosamide exposure is demonstrated here as such a candidate.
About this collection
This collection contains recent Open Access articles published by Nanoscale. New articles will be added to this webpage as soon as possible after publication.