Vapor nanobubble (VNB) photoporation represents a promising physical technique for mRNA transfection of adherent and suspension cells. A multitude of parameters related to the VNB photoporation procedure were optimized to enable efficient mRNA transfection. VNB photoporation was found to yield five times more living, transfected Jurkat T cells as compared to electroporation, i.e., currently the standard

The two functional groups (nitro and amino) were introduced into MIL-101(Fe) for tuning the atomically dispersed metal active sites. Benefiting from both geometric and electronic effects, the nitro-functionalized MIL-101(Fe) shows a superior electronic structure of active sites and low reaction energy barrier for the HO* formation. Nitro-functionalized MIL-101(Fe)-based biosensor was successfully employed

The synthesis strategies of nanohollow carbon materials, including nanospheres, nanopolyhedrons, and nanofibers are summarized. Nanohollow carbon materials used as electrode materials in several types of rechargeable batteries are reviewed. The challenges being faced and perspectives of nanohollow carbon materials are discussed.

A pH/ROS cascade-responsive carrier-free nanodrug with self-targeting activation and ROS regeneration abilities. On-demand release of VES in response to intracellular ROS to accelerate drug release via positive-feedback loop. Highly synergistic therapeutic efficiency via orchestrated cooperation of oxidation-chemotherapy.

A machine learning-based approach is developed to predict the unknown defect locations by thermal vibration topographies of graphene sheets. Two prediction strategies are developed: an atom-based method which constructs data by atom indices, and a domain-based method which constructs data by domain discretization. Our machine learning model can achieve approximately a 90% prediction accuracy on the

Two-dimensional black phosphorus (2D BP) possesses huge potential in electrochemical energy storage field owing to its unique electronic structure, high charge carrier mobility, and large interlayer spacing. Comparison on the different preparation methods and processes, characteristics, and applications of few-layer BP is presented. The applications of 2D BP in electrochemical energy storage devices

The MoS2 nanosheets served as co-catalyst could reduce Fe3+ ions with lower Fenton reaction activity into the highly reactive Fe2+ ions, thereby boosting the production of hydroxyl radical (•OH) for high efficiency chemodynamic therapy (CDT). The photothermal effect of MoS2 nanosheets motivated by second near-infrared light could further improve the treatment effectiveness by synergetic photothermal-enhanced

Poly(propylene glycol) bis(2-aminopropyl ether) (PEA) additive is introduced into the perovskite solar cells to passivate both surface and grain boundary defects, and hence improve the device efficiency and stability. MAPbI3 device with PEA exhibits significantly enhanced efficiency of 18.87%. (FAPbI3)1-x(MAPbBr3)x device with PEA exhibits enhanced efficiency of 21.60%. The unsealed passivated device

Ceria-based heterostructure composite for novel semiconductor-ionic fuel cells. Superionic conduction at interfaces is associated with the crossover of band structure. Band alignment/bending resultant built-in field plays a significant role in superionic conduction.

Nanocapsules made from metal–organic frameworks were designed for sustained release of additive (LiNO3) to passivate Li anode in commercial carbonate-based electrolyte. The nanocapsules with continuous supply of LiNO3 formed a nitride-rich solid electrolyte interphase layer on Li anode and persistently remedied the interphase during prolonged cycling. The practical Li-metal full cell delivered a prolonged

A comprehensive review of the recent development of two-dimensional (2D) PtSe2 synthesis strategies has been extensively surveyed. The applications of 2D PtSe2 materials in areas, including opto/electric devices, photocatalysis, hydrogen evolution reaction, and sensors, have been reviewed. Current challenges in the development of 2D PtSe2 materials are identified, and outlooks toward unexplored research

A novel windmill-like hybrid nanogenerator with contact-separation structure was proposed for harvesting breeze energy at low wind speed. A spring steel sheet was creatively used both as an electrode of triboelectric nanogenerator and a booster for contact-separation activity. A magnetic acting as a bifunctional element supplies magnetic flux variation in electromagnetic generator and overcomes electrostatic

Controllable and large-scale practical growth of plasmonic Ag-decorated vertically aligned 2D MoS2 nanosheets on graphene. Realization of the synergistic effects of surface plasmon resonance and favorable graphene/MoS2 heterojunction to enhance the photoelectrochemical reactivity of 2D MoS2.

Recent advances of metal–organic frameworks (MOFs) in the fire-retardant polymeric materials are reviewed. State of the art to the novel strategies for functionalizing MOFs as fire retardants is critically and comprehensively discussed.

AbstractSection Highlights A universal strategy was proposed to producing conductive, redox-active, and hydrophilic sulfonated lignin-conductive polymer nanoparticles (CP/LS NPs). By incorporating the CP/LS NPs into hydrogel network, a good conductive, adhesive, and tough hydrogel was obtained. The redox-active NPs maintained enough catechol groups inner the hydrogel for adhesiveness.

Bioinspired by natural superhydrophobic surface with hierarchical micro–nanostructures, waterproof artificial compound eyes with variable field of view (FOV) were fabricated by a simple and effective manufacturing method. The fabricated artificial compound eyes exhibited excellent waterproof property, tunability of the FOV and optical performance.

Current progress in preparations, structures, and physicochemical properties of two-dimensional photo-catalyst materials and environmental remediation. Propose approaches of diverse of two-dimensional photo-catalyst materials-based nanoplatforms, optimization strategies to enhance activity, and their diverse applications. Current challenges and potential advancement of the emerging of two-dimensional

AbstractSection Highlights One-dimensional elongated TiS2-modified and S-doped TiO2/C nanofibers electrode was synthesized through electrospinning, which exhibited a high specific capacity, excellent cyclic stability, and rate capability in sodium-ion battery. An enhanced pseudo-capacitive capacity because of S doping and TiS2 decoration contributes to noticeable sodium storage performance. High capacity

Operations of metal oxide semiconductors gas sensors at room temperature under photoactivation are discussed. Emerging two-dimensional (2D) materials-based gas sensors under light illumination are summarized. The advantages and limitations of metal oxides and 2D-materials-based sensors in gas sensing at room temperature under photoactivation are highlighted.

AbstractSection Highlights Nanomaterials-based nickel foam (NF-C/CoS/NiOOH) with nanosheets structure and core–shell heterostructure was prepared for the first time by a facile and fast synthesis strategy of Joule-heating and water soaking treatment. The formation mechanism of nanosheets structure was proposed that the driving force of nanosheets structure generation was the metastable nickel activated

AbstractSection Highlights Secondary-atom-doped strategy was proposed to synthesize single-atom electrocatalyst. The increase in both the density of active sites and their intrinsic activity was achieved simultaneously. The resultant single-atom catalyst shows outstanding ORR activity in acidic media.

AbstractSection Highlights MnO rich in oxygen vacancies has been synthesized. The synthesized MnO demonstrates excellent oxygen reduction reaction performance and high output power in Zn–air battery. The high catalytic activity is attributed to the synergetic catalytic effect between oxygen vacancies and in situ generated Mn3+/Mn4+. AbstractSection Abstract Among various earth-abundant and noble metal-free

The low-dimensional, highly anisotropic geometries, and superior mechanical properties of one-dimensional (1D) nanomaterials allow the exquisite strain engineering with a broad tunability inaccessible to bulk or thin-film materials. Such capability enables unprecedented possibilities for probing intriguing physics and materials science in the 1D limit. Among the techniques for introducing controlled

AbstractSection Highlights The laser-engraved method was introduced to fabricate the electrode for the sensor. The sensor showed a wide linear working range, superior sensitivity, and fast response time and also exhibited excellent viability in a wet situation. Wireless integrated network sensors successfully monitored the health states. AbstractSection Abstract Developing flexible sensors with high

Electrolyte engineering is considered as an effective strategy to establish stable solid electrolyte interface (SEI), and thus to suppress the growth of lithium dendrites. In a recent study reported in Advanced Functional Materials by Ma group, discovered that strong coordination force could be founded between 15-Crown-5 ether (15-C-5) and Li+, which facilitates the crown ether (15-C-1) to participate

Abstract The discovery of laser-induced graphene (LIG) from polymers in 2014 has aroused much attention in recent years. A broad range of applications, including batteries, catalysis, sterilization, and separation, have been explored. The advantages of LIG technology over conventional graphene synthesis methods are conspicuous, which include designable patterning, environmental friendliness, tunable

Recent advances of a hot-casting technique used to deposit high-quality perovskite films are reviewed. Perovskite films with large grain size, uniform thickness, and preferred crystalline orientation are deposited. Future perspectives on the upscaling of perovskite solar cell are described.

AbstractSection Highlights A combined assembly strategy from hydrophobicity-driving and reversible borate bridges is proposed for high drug-loading efficiency and superior stability. Intestinal environment-triggered drug delivery system represents an effective treatment for local infection due to the site-specific targeting and shuttling of drugs. The reduced dosage brought by the drug-loading micelles

A template approach for the synthesis of porous cobalt phosphide nanoarrays (Co2P/CoP NAs) is reported, which exhibits superior electrocatalytic activity and stability toward charge storage and hydrogen evolution. Using Co2P/CoP NAs as a charge mediator, the H2 and O2 evolution of alkaline water electrolysis is separated effectively in time, thereby achieving a membrane-free pathway for H2 purification

Ultrafine tungsten carbide nanoparticles-decorated carbon nanosheets were successfully fabricated via a simple solvent-free strategy. The chemical composition of tungsten carbide/carbon composites can be easily manipulated by the weight ratio of dicyandiamide to ammonium metatungstate. The advantages in good performance and simple preparation provide a promising prospect for the application of these

Various MOF materials were synthesized and investigated as ZIB cathodes. A long-term stable ZIF-8@Zn anode was proposed by coating ZIF-8 material on the surface of zinc foils. High-performance aqueous ZIBs were constructed using the Mn(BTC) cathode and the ZIF-8@Zn anode.

MOF-derived porous Ni1−xCox@Carbon composites with tuning nano-micro structure were successfully synthesized. Magnetic-dielectric synergy effect among the Ni1−xCox@Carbon microspheres was confirmed by the off-axis electron holography technology. MOF-derived Ni@C microspheres displayed strong microwave absorption value of − 59.5 dB. .

A new type of protein nanostructure as a chemodynamic therapy nanoagent was fabricated via proper assembling and crosslinking techniques. The as-fabricated nanostructures could cross the blood–brain barrier, possessing excellent long circulating times and accumulation properties at the tumor site. The RBC@Hb@GOx NPs can be regarded as ‘pure particles of drugs,’ which can produce toxic reactive oxygen

This review focuses on recent development of the piezo-electro-chemical coupling multiple systems based on various piezoelectric materials. Comparison of operating conditions and their electro-chemical performance is provided. Challenges, potential future directions, and applications for the development of piezo-electro-chemical hybrid systems are described.

Amorphous carbon shows great potential as an anode material for high-performance potassium-ion batteries; however, its abundant defects or micropores generally capture K ions, thus resulting in high irreversible capacity with low initial Coulombic efficiency (ICE) and limited practical application. Herein, pore engineering via a facile self-etching strategy is applied to achieve mesoporous carbon (meso-C)

The development of lithium–sulfur batteries (LSBs) is restricted by their poor cycle stability and rate performance due to the low conductivity of sulfur and severe shuttle effect. Herein, an N, O co-doped graphene layered block (NOGB) with many dents on the graphene sheets is designed as effective sulfur host for high-performance LSBs. The sulfur platelets are physically confined into the dents and

A donor–acceptor–donor (D–A–D) conjugated small molecule IID-ThTPA with narrow singlet–triplet energy gap is synthesized via acceptor-oriented molecular design. IID-ThTPA nanoparticles exhibit not only competitive photothermal conversion efficiency (35.4%), but also a dramatically high singlet oxygen quantum yield (84.0%). IID-ThTPA nanoparticles enable superior cooperative tumor PTT/PDT eradicating

Using NiFe2O4 quantum dots (QDs) as additive substitutes, the total carbon content in cathodes is sharply reduced from original ~ 26% (in traditional S/C cathodes) to a low mass ratio of ~ 5%. The as-built S@CB ⊆ QDs demonstrate more appropriate tap density (~1.32 g cm−3) and specific surface area (~19.9 m2 g−1) values than S@CB counterparts. NiFe2O4 QDs additives possess superb chemisorption interactions

Recent advances in bacterial theranostics using antimicrobial photo/sonodynamic therapy (aPDT/SDT) are summarized in this review. The inherent optical characteristics of photo/sonosensitizers facilely enable imaging diagnosis of bacterial infections. Reactive oxygen species as the killing effector of aPDT/SDT cause broad-spectrum damage for sterilization with no concern about antibiotic resistance

Utilizing 3D printing allows the fine construction of electrodes with tailorable thickness and precise tuning of mass loading of active materials. 3D-printed NiCoP/MXene//AC asymmetrical supercapacitor full cells harvest a record-high areal/volumetric energy density of 0.89 mWh cm−2/2.2 mWh cm−3.

The current approaches of cancer immunotherapy were summarized. The prospects in combination of chemotherapy and immunotherapy were discussed. The recent progress of nano-based drug delivery systems applied for cancer chemoimmunotherapy was further categorized and reviewed. .

Nanosized sulfur and CoxS electrocatalyst are electrodeposited on carbon nanotube buckypaper (S/CoxS/BP) as a binder-free high-performance cathode for lithium–sulfur batteries (LSBs). Both electrooxidation of a polysulfide solution (~S62−) to sulfur and the electrodeposition of highly active CoxS catalyst substantially increase the current and time efficiency of cathode preparation for LSBs.

The 2D CoOOH sheet-encapsulated Ni2P into tubular arrays electrocatalytic system with expediting mass transport, structural stability, and tuned electron was conceptually proposed. The designed electrocatalysts realize expectant 1000 mA cm−2-level-current-density hydrogen evolution in neutral water for over 100 h.

A multi-functional interlayer for Li–S batteries has been developed to efficiently regulate the shuttle effect and enhance the sulfur utilization using hierarchical Fe3O4/C3N4 nanostructures. C3N4 nanotube exhibits high surface area and high affinity toward LPS, and the decorating Fe3O4 nanospheres on the surface of C3N4 nanotube accelerate the adsorption of LPS and improve the electronic pathways

3D graphene structure with covalent-bonding nanofins is proposed to demonstrate highly thermo-conductive aqueous medium. An ultralow loading of 3D graphene enables aqueous medium with a record high thermal conductivity of 2.61 W m−1 K−1. 3D graphene aqueous medium can remarkably enhance the performance of solar thermal conversion and heat dissipation.

Soft mesoporous organosilica nanoplatforms modified with hyaluronic acid and cyanine 5.5 are constructed. Therapeutic efficacy of the soft nanoplatforms on tumor is higher both in vitro and in vivo after loading photosensitizer chlorin e6 compared to that of stiff counterparts.

2D MXenes are attractive for energy storage applications because of their high electronic conductivity. However, it is still highly challenging for improving the sluggish sodium (Na)-ion transport kinetics within the MXenes interlayers. Herein, a novel nitrogen-doped Ti3C2Tx MXene was synthesized by introducing the in situ polymeric sodium dicyanamide (Na-dca) to tune the complex terminations and then

An efficient method was proposed to prepare perpendicular graphene nano-sheets in flexible sensor electrode. The nanostructure in carbon electrode was fabricated to further enhance the sensitivity of sensor device using a simple method. The capacitance showed high performance within only 50-μm dielectric thickness, and an exciting phenomenon of decreasing in capacitance was analyzed.

In the original publication, the author name was incorrectly published as Xilin Wu. The correct author name should be Xi-Lin Wu, which is provided in this correction.

AbstractSection Highlights The Bi2O3 nanoplates homogeneously decorated free-standing exfoliated graphene (Bi2O3/FEG) was prepared by a facile electrochemical deposition method. The Bi2O3/FEG first used as nitrogen reduction electrocatalyst exhibits excellent electrocatalysis performance and stability for nitrogen reduction reaction in neutral media. The superior electrocatalytic nitrogen reduction

An overview on photophysical properties of conductive metal–organic frameworks (MOFs) including photoconductivity and photoluminescence is provided. Miscellaneous applications of MOFs with photophysical properties are discussed. Recent advances in integration of photoactive MOFs with practical devices are summarized.

A novel high-performance bi-functional electrocatalyst was fabricated by in situ growth of ZIF-67 polyhedrons onto Ba0.5Sr0.5Co0.8Fe0.2O3 (BSCF) particles. Strong coupling between different phases endowed the robust structure to the composite, which translated into stable charging/discharging operation for 300 h. And the new interfacial phases significantly promoted the catalytic activity, stability

Bifunctional electrode and electrolytic cell configuration for electrochemical water splitting are reviewed. The different green energy systems powered water splitting are summarized and discussed. An outlook of future research prospects for the development of green energy system powered water splitting in practical application process is proposed.

A ginsenoside Rh2-based multifunctional liposome system (Rh2-lipo) was innovatively developed. Rh2-lipo not only innovatively challenges the position of cholesterol as a liposome component, but also provides another innovative potential system with multiple functions for anti-cancer drug delivery.

AbstractSection Highlights MnO2@Ce6 nanoprobes-loaded-iPS cells (iPS-MnO2@Ce6) were developed for enhanced photodynamic and immunotherapy against cancer. Under the guidance of multi-mode real-time imaging, iPS-MnO2@Ce6 achieved an enhanced photodynamic therapeutic effect and stimulated a strong anti-tumor immune response in the tumor-bearing mouse. AbstractSection Abstract How to trigger strong anti-tumor

A freestanding MXene-derived defect-rich TiO2@reduced graphene oxides (M-TiO2@rGO) foam electrode was fabricated. M-TiO2@rGO presents fast Na+ storage kinetics due to capacitive contribution. M-TiO2@rGO foam electrode displays a capacity retention of 90.7% after 5000 cycles.

This article presents an overview of twisted bilayer graphene (tBLG) on their fabrication techniques and twisting angle-dependent properties. The properties of tBLG can be controlled by controlling the twisting angle between two graphene sheets.