Themed collection Research selection from the NCNST
Bioinspired flexible electronics for seamless neural interfacing and chronic recording
This review summarizes recent developments in bioinspired flexible electronics for seamless neural interfacing and chronic recording.
The pharmaceutical multi-activity of metallofullerenol invigorates cancer therapy
Multi-targeting Gd@C82(OH)22 as a ‘particulate medicine’ against tumours.
Small molecule-decorated gold nanoparticles for preparing antibiofilm fabrics
By using ultrasound-assisted coating technology, we modified fabrics with N_Au NPs to fabricate antibiofilm fabrics.
Photoluminescence enhancement of MoS2/CdSe quantum rod heterostructures induced by energy transfer and exciton–exciton annihilation suppression
The exciton dynamics of the acceptor are revealed and enhanced photoluminescence of the heterostructure is achieved by energy transfer and exciton–exciton annihilation suppression.
A photo-triggerable aptamer nanoswitch for spatiotemporal controllable siRNA delivery
Spatiotemporal controllable siRNA delivery and gene modulation by light-triggerable aptamer nanoswitcher was reported in this study, which achieved on-demand siRNA internalization by cancer cells at desired site and time in vitro and in vivo.
Fe3O4–Pd Janus nanoparticles with amplified dual-mode hyperthermia and enhanced ROS generation for breast cancer treatment
Biocompatible Fe3O4-Pd Janus nanoparticles were designed to achieve significantly high magnetic-photo heating efficiency accompanied by enhanced ROS generation for efficient cancer therapy.
Minute/instant-MOFs: versatile, high quality, ultrafast, scalable production at room temperature
The material demand for metal organic framework (MOF) production necessitates advances in their expedient and scalable synthesis at room temperature, which is pivotal for the chemical industry.
High-efficiency transfer of fingerprints from various surfaces using nanofibrillated cellulose
Fingerprint transfer and detection by fluorescent NFC/CDs paper. Compared with cyanoacrylate fuming and dusting with black powder, we can transfer clear fingerprint patterns from rubber substrate onto NFC/CDs paper. The results of feature points extraction and similarity assessment show that 80% of the feature can transfer from smooth substrates and 60% from rough substrates.
Superaerophilic copper nanowires for efficient and switchable CO2 electroreduction
A facile polytetrafluoroethylene treated strategy is used to modify Cu nanowire electrocatalyst to achieve high CO2 reduction selectivity and suppress H2 evolution simultaneously.
Unveiling lasing mechanism in CsPbBr3 microsphere cavities
The mechanism of single-mode lasing in CsPbBr3 microsphere shifts from exciton–exciton scattering to exciton–phonon scattering with the increase in temperature from 77 to 300 K, and two different phonon modes were involved in the exciton–phonon scattering process.
Optically active quantum dots with induced circularly polarized luminescence in amphiphilic peptide dendron hydrogel
Semiconductor quantum dots showing controlled circularly polarized luminescence were achieved through co-assembling with chiral peptide dendron gelator in water.
High-temperature driven inter-valley carrier transfer and significant fluorescence enhancement in multilayer WS2
A high-temperature driven carrier transfer process of multilayer WS2 is proposed and demonstrated for significant fluorescence emission enhancement.
Interfacial coupling between noble metal nanoparticles and metal–organic frameworks for enhanced catalytic activity
Interfacial coupling between ZIFs and noble metal NPs plays a significant role in enhancing catalytic efficiency.
Realization of near-perfect absorption in the whole reststrahlen band of SiC
By constructing a pillar–cone double-structure surface on SiC, a near-perfect absorption is realized in the whole reststrahlen band of SiC.
A bumpy gold nanostructure exhibiting DNA-engineered stimuli-responsive SERS signals
A DNA-modified bumpy gold nanostructure with built-in electromagnetic hotspots was synthesized, and the DNA conformational changes that were triggered by the external stimuli (K+/kryptofix or H+/OH−) induced reversible on/off switching of SERS signals.
A lead-free two-dimensional perovskite for a high-performance flexible photoconductor and a light-stimulated synaptic device
A high-performance flexible photoconductor based on a lead-free perovskite was made and it can be used as a light-stimulated synaptic device.
Bimetal–organic frameworks for functionality optimization: MnFe-MOF-74 as a stable and efficient catalyst for the epoxidation of alkenes with H2O2
In this work, we synthesized a series of microcrystalline MnxN100−x-MOF-74 (N = Fe, Co and Ni) materials by a one-pot reaction.
A ratiometric photoacoustic imaging approach for semi-quantitative determination of aggregation efficiency in vivo
We first proposed a ratiometric photoacoustic (PA) imaging approach for real-time semi-quantitative calculated aggregation efficiency in vivo. The designed probe with high contrast will used for pancreatic tumor bioimaging or operation navigation.
Design and circuit simulation of nanoscale vacuum channel transistors
Nanoscale vacuum channel transistors (NVCTs) are promising candidates in electronics due to their high frequency, fast response and high reliability, and have attracted considerable attention for structural design and optimization.
A high-performance and flexible thermoelectric generator based on the solution-processed composites of reduced graphene oxide nanosheets and bismuth telluride nanoplates
The 1% rGO/Bi2Te3 composite-based flexible six-element planar thermoelectric generator devices possess both high power output and significant flexibility, which will greatly promote the application of functional inorganic materials into flexible electronics.
Drug-internalized bacterial swimmers for magnetically manipulable tumor-targeted drug delivery
Tumor-targeted drug carriers are becoming attractive for precise drug delivery in anti-tumor therapy.
A self-assembled nanohelix for white circularly polarized luminescence via chirality and energy transfer
Chiral nanostructures and their optical activity have been attracting great interest.
Initiation of protective autophagy in hepatocytes by gold nanorod core/silver shell nanostructures
At sub-lethal doses, Au@Ag NRs induce oxidative stress that activates the protective autophagy of human hepatocytes.
Suppressed phase transition of a Rb/K incorporated inorganic perovskite with a water-repelling surface
We revealed the mechanism of improved phase stability of the Rb/K incorporation into inorganic perovskite CsPbI3. Doped Rb/K will segregate in the surface layer, which displayed alleviated lattice distortion and higher water diffusion barrier.
Effect of aspect ratios of rutile TiO2 nanorods on overall photocatalytic water splitting performance
The spatial separation of reduction and oxidation reaction sites on the different facets of a semiconductor is an ideal and promising route for the overall photocatalytic water splitting due to efficient charge carrier separation.
Antenna-coupled vacuum channel nano-diode with high quantum efficiency
Vacuum channel diodes have the potential to serve as a platform for converting free-space electromagnetic radiation into electronic signals within ultrafast timescales.
Buckled AgNW/MXene hybrid hierarchical sponges for high-performance electromagnetic interference shielding
The development of electromagnetic interference (EMI) shielding materials is moving forward towards being lightweight and showing high-performance.
Detecting electronic structure evolution of semiconductor nanocrystals by magnetic circular dichroism spectroscopy
Magnetic circular dichroism spectroscopy is a high-resolution method to monitor the evolution of nanocrystals’ electronic states under shape variation.
Acceptor-free photomultiplication-type organic photodetectors
Acceptor-free photomultiplication-type organic photodetectors were fabricated with a blend of one polymer donor and one small molecule donor as the active layer.
Simultaneous enzyme mimicking and chemical reduction mechanisms for nanoceria as a bio-antioxidant: a catalytic model bridging computations and experiments for nanozymes
The newly created surface defect states in the electronic band structures of the shortly-lived intermediate species, called transient surface defect states, bridge between computations and experiments at the atomistic level for nanozymes.
A new nanowire-based lithium hexaoxotungstate anode for lithium-ion batteries
This study reports one dimensional lithium hexaoxotungstate (Li6WO6), with a diameter in the range of 200–500 nm, as a novel anode material for lithium-ion batteries.
Cupredoxin engineered upconversion nanoparticles for ratiometric luminescence sensing of Cu2+
The integration of zwitterion-coated UCNPs with azurin, a member of a family of redox-active copper proteins, can serve as an ideal platform for the label-free upconversion luminescence sensing of Cu2+ with a ratiometric response.
Free-standing 2D nanorafts by assembly of 1D nanorods for biomolecule sensing
Novel materials from self-assembled nanocrystals hold great promise for applications ranging from inorganic catalysis to bio-imaging.
A graphene-based smart thermal conductive system regulated by a reversible pressure-induced mechanism
An rGO foam is designed as a smart thermal-management device with the dual functions of thermal dissipation and thermal insulation.
Retracted Article: Enhanced anti-tumor efficacy of hyaluronic acid modified nanocomposites combined with sonochemotherapy against subcutaneous and metastatic breast tumors
Schematic illustration of sonochemotherapy using HA-modified nanocomposites.
Hierarchically heterostructured metal hydr(oxy)oxides for efficient overall water splitting
The design of highly efficient electrocatalysts containing non-precious metals is crucial for promoting overall water splitting in alkaline media.
MOF-derived nitrogen-doped nanoporous carbon for electroreduction of CO2 to CO: the calcining temperature effect and the mechanism
Higher pyrolysis temperature results in a better CO2 electroreduction activity of ZIF-8 derived nitrogen-doped carbon.
Gd-Metallofullerenol nanoparticles cause intracellular accumulation of PDGFR-α and morphology alteration of fibroblasts
Gd@C82(OH)22 nanoparticles can attenuate the PDGF-stimulated phosphorylation of PDGFR-α in fibroblasts and suppress the fibroblast activation by interrupting endosomal recycling.
Positive magnetic resonance angiography using ultrafine ferritin-based iron oxide nanoparticles
Magnetic resonance angiography can be enhanced up to 2 hours by single injection of ferritin-based nanoparticles with hematite/maghemite inner core.
A carbon foam-supported high sulfur loading composite as a self-supported cathode for flexible lithium–sulfur batteries
This work reports the assembly of a carbon nanotube hybrid 3D flexible multifunctional film, which further adsorbs sulfur nanoparticles to form a flexible electrode. This electrode offers considerable potential for practical application in flexible Li–S batteries.
Dynamic interfacial mechanical–thermal characteristics of atomically thin two-dimensional crystals
The in-plane mechanical anisotropy of 2D-materials is probed via the coupling of the puckering effect and interfacial thermal resistance.
Synergistic combination chemotherapy using carrier-free celastrol and doxorubicin nanocrystals for overcoming drug resistance
Celastrol and doxorubicin are self-assembled into carrier-free and biocompatible nanoparticles via a green method, which enhance synergistic combination chemotherapy and overcome drug resistance.
Light-weight 3D Co–N-doped hollow carbon spheres as efficient electrocatalysts for rechargeable zinc–air batteries
Facile synthesis of Co–N-doped hollow carbon spheres for rechargeable zinc–air batteries and the effect of their Co doping contents on ORR performance.
Magnetorheological elastomers enabled high-sensitive self-powered tribo-sensor for magnetic field detection
The monitoring of the magnetic field is the most significant process for academic or industrial applications.
Determination of the packing model of a supramolecular nanofiber via mass-per-length measurement and de novo simulation
The combination of mass-per-length measurement and de novo simulation facilitates the molecular packing determination along nanofibers.
Efficient perovskite/organic integrated solar cells with extended photoresponse to 930 nm and enhanced near-infrared external quantum efficiency of over 50%
Efficient perovskite/organic integrated solar cells with enhanced near-infrared light utilization were demonstrated.
Enhanced green upconversion luminescence in tetrahedral LiYF4:Yb/Er nanoparticles by manganese(II)-doping: the key role of the host lattice
We highlight enhanced green upconversion luminescence in tetrahedral LiYF4:Yb/Er nanoparticles by manganese(II)-doping and the key role of the host lattice.
Mono-fullerenols modulating cell stiffness by perturbing actin bundling
The first evidence of how mono-fullerenols modulate the cell stiffness: direct adhesion to f-actin and consequent perturbation of actin bundling.
Biodegradable MoOx nanoparticles with efficient near-infrared photothermal and photodynamic synergetic cancer therapy at the second biological window
Biodegradable MoOx nanoparticles not only can convert light into heat but also generate ROS which realized synergic mild PTT and PDT under NIR-II laser (1064 nm) irradiation.
About this collection
This online article collection features some of the fantastic recent research published in the Nanoscale journal family by scientists based at the National Center for Nanoscience and Technology (NCNST) in China. Celebrating the ongoing partnership between the NCNST and the Nanoscale journal family, this collection aims to highlight the quality and variety of nanoscience research being carried out by our community in China.