Themed collection 2021 Materials Chemistry Frontiers HOT articles
Porous polyimide framework based on perylene and triazine for reversible potassium-ion storage
A porous polyimide framework was prepared via condensation between perylenetetracarboxylic dianhydride and triazine and investigated as an electrode material for reversible K+-ion storage. It exhibited a large reversible capacity, good rate performance, and long cycling stability up to 1000 cycles at 5 A g−1.
Anchoring Zn0.5Cd0.5S solid solution onto 2D porous Co–CoO nanosheets for highly improved photocatalytic H2 generation
Two-dimensional porous Co–CoO nanosheets act as an efficient cocatalyst to reduce the HER overpotential and boost the charge separation of Zn0.5Cd0.5S nanocrystals.
Improving the performance of all-inorganic perovskite light-emitting diodes through using polymeric interlayers with a pendant design
Despite demonstrating better photoluminescence quantum yield and ambient/operational stability than organic–inorganic hybrid perovskites, all-inorganic perovskites encounter the problem of inferior film quality and interfacial electrical properties.
Naphthalene-diimide-based all-conjugated block copolymer as an effective compatibilizer to improve the performance and thermal stability of all-polymer solar cells
A new donor–acceptor-type all-conjugated block copolymer, P(NDI-DBDT)-b-P(NDI-2T), is synthesized through the coupling of a naphthalene diimide (NDI)-bithiophene segment-based polymer and an NDI-dithienylbenzodithiophene (DBDT) segment-based polymer.
Controllable synthesis of multidimensional carboxylic acid-based NiFe MOFs as efficient electrocatalysts for oxygen evolution
Controllable synthesis of multidimensional carboxylic acid-based NiFe MOFs is realized by a simple solvent-assisted strategy as efficient electrocatalysts for oxygen evolution.
Highly sensitive detection of paraquat with pillararenes as an aptamer in an α-hemolysin nanopore
We report a highly sensitive biological nanopore sensor by introducing carboxylatopillararene (CPA) molecule as an aptamer into the lumen of αHL nanopore for the single-molecule detection of paraquat (PQ) via host–guest interactions.
Modulating the kinetics of CoSe2 yolk–shell spheres via nitrogen doping with high pseudocapacitance toward ultra-high-rate capability and high-energy density sodium-ion half/full batteries
Uniform nitrogen-doped CoSe2 yolk–shell spheres with improved electrochemical kinetics have been synthesized, which deliver excellent sodium storage performance in terms of ultra-high-rate capability and long cycling durability.
Facial synthesis of two-dimensional In2S3/Ti3C2Tx heterostructures with boosted photoactivity for the hydrogenation of nitroaromatic compounds
In this work, Ti3C2Tx (MXene) acts as the platform for directing the growth of 2D In2S3 nanoflakes, thereby generating 2D In2S3/Ti3C2Tx heterostructures, which exhibited boosted photocatalytic activities compared to bare In2S3.
Hierarchical C/Co3O4 nanoarray on a nickel substrate integrating electromagnetic and thermal shielding
A hierarchical C/Co3O4 nanoarray integrating excellent electromagnetic and thermal shielding performance can be used to assemble wearable devices to protect human beings from electromagnetic and thermal radiation.
An anthracene based conjugated triazine framework as a luminescent probe for selective sensing of p-nitroaniline and Fe(III) ions
An anthracene based conjugated triazine framework (DPA-CTF) has been constructed as a luminescent probe for selective sensing of p-nitroaniline and Fe(III) ions.
Simple glycerol-assisted and morphology controllable solvothermal synthesis of CeVO4/BiVO4 hierarchical hollow microspheres with enhanced photocatalytic activities
CeVO4/BiVO4 heterostructures were synthesized and achieved a significantly improved photocatalytic efficiency towards MB under visible-light irradiation.
Silica-nanoresin crosslinked composite polymer electrolyte for ambient-temperature all-solid-state lithium batteries
A novel poly(vinyl ethylene carbonate) based composite polymer electrolyte using a cellulose membrane as a separator, adding a NR acting as both a silica filler and ETPTA crosslinker, and eventually constructing a crosslinked structure with a high modulus.
Donor–acceptor based two-dimensional covalent organic frameworks for near-infrared photothermal conversion
Two 2D COFs containing both electron acceptors and donors were prepared successfully. The charge-transfer process results in distinct near-infrared absorption properties which make them good NIR photothermal materials.
Sulfonic acid functionalized graphitic carbon nitride as solid acid–base bifunctional catalyst for Knoevenagel condensation and multicomponent tandem reactions
A highly efficient, non-toxic, metal-free, low-cost, acid–base bifunctional sulfonated graphitic carbon nitride (S-g-C3N4) nanosheets for Knoevenagel condensation and multicomponent tandem reactions under environmentally benign conditions.
A large-bandgap copolymer donor for efficient ternary organic solar cells
A 2.18 eV bandgap copolymer donor C1 was developed for efficient ternary organic solar cells.
High-power graphene supercapacitors for the effective storage of regenerative energy during the braking and deceleration process in electric vehicles
The practical applicability of a high-power graphene supercapacitor as an effective primary and auxiliary energy storage system for storing regenerative energy from the braking and deceleration process in electric vehicles (EVs) is studied.
Triple-responsive targeted hybrid liposomes with high MRI performance for tumor diagnosis and therapy
Targeted multi-responsive drug delivery systems with magnetic resonance imaging (MRI) capacity were anticipated as a promising tool for tumor therapy and diagnosis.
Self-trapped exciton to dopant energy transfer in Sb3+-doped Cs2ZrCl6 perovskite variants
The study on the doping in perovskites and perovskite variants become a hot issue, which can provide a feasible way for modulating the electronic and photoluminescence properties and structural stability.
Regulating the adsorption behavior of intermediates on Ir–W@Ir–WO3−x boosts acidic water oxidation electrocatalysis
The activity and stability toward acidic water oxidation on Ir–W@Ir–WO3−x can be boosted by regulating the adsorption behavior of oxygen-containing intermediates.
Graphdiyne–hemin-mediated catalytic system for wound disinfection and accelerated wound healing
The well-dispersed and biosafe hemin/graphdiyne (GDY) nanocomposite (GDY–hemin) exhibits high peroxidase activity, which can decompose H2O2 to generate highly-toxic hydroxyl radicals, leading to bacterial death in both in vitro and in vivo.
Fluorescence resonance energy transfer enhanced photothermal and photodynamic antibacterial therapy post a single injection
The constructed near-infrared photothermal nanoparticles (NDIA@PEG-Ce6/B NPs) can enhance the photothermal performance through the FRET effect and can achieve excellent photothermal and photodynamic antibacterial treatment post a single injection.
Formation of a lead chalcogenide quantum dot-based supramolecular polymer network via pillararene-based host–guest complexation
We presented the construction of a lead chalcogenide quantum dot-based fluorescent supramolecular polymer network driven by pillararene-based host–guest complexation.
Highly efficient solution-processed pure yellow OLEDs based on dinuclear Pt(II) complexes
Two efficient dinuclear Pt(II) complexes SO-DPt and AB-DPt were developed by employing diphenylsulfone and arylboron groups. The resultant emitters exhibited pure yellow electroluminescence in solution-processed OLEDs with EQEs exceeding 21%.
Ionic conductivity and dielectric properties of bulk SPP-PEG hydrogels as Na+ ion-based SPE materials for energy storage applications
A non-flammable, non-hazardous, eco-friendly polymeric hydrogel material with a floating sandwiched layer was prepared by a green chemistry method for energy storage applications.
Photoactive conjugated polymer/graphdiyne nanocatalyst for CO2 reduction to CO in living cells for hypoxia tumor treatment
A photoactive conjugated polymer/graphdiyne nanocatalyst was developed for the in situ reduction of CO2 to CO for hypoxia tumor treatment.
Silk fibroin microspheres as optical resonators for wide-range humidity sensing and biodegradable lasers
Silk fibroin, a naturally abundant and eco-friendly material, is successfully transformed into discrete, well-defined microspherical particles that function as an active optical resonator for precise moisture sensing over a wide humidity range.
Asymmetric small organic molecule-based NIR-II fluorophores for high performance tumor phototheranostics
High performance phototheranostic agents based on a single-component asymmetric small organic molecule were successfully constructed for NIR-II fluorescence imaging-guided photothermal/photodynamic therapy.
Ordered mesoporous ZnGa2O4 for photocatalytic hydrogen evolution
Ordered large-pore mesoporous ZnGa2O4 with ultrathin crystalline frameworks of 3–5 nm for photocatalytic hydrogen evolution.
Increasing the surface area and CO2 uptake of conjugated microporous polymers via a post-knitting method
A facile post-knitting method was developed to increase the surface area of conjugated microporous polymers for improving the CO2 adsorption ability.
A glutathione-activated carrier-free nanodrug of triptolide as a trackable drug delivery system for monitoring and improving tumor therapy
The chemical structure of CyssTP and its self-assembly into a glutathione-activated carrier-free nanodrug of triptolide (CyssTPN) as a trackable drug delivery system for tumor therapy.
Graphdiyne@NiOx(OH)y heterostructure for efficient overall water splitting
A new GDY@NiOx(OH)y heterostructure was synthesized by creatively incorporating GDY with NiOx(OH)y for efficient water splitting. The mixed valence states and facilitated charge transfer behavior significantly improve the catalytic activity.
Constructing a stable interface between the sulfide electrolyte and the Li metal anode via a Li+-conductive gel polymer interlayer
An in situ derived Li+-conductive gel polymer interlayer enables intimate solid–solid contact and uniform Li+ flux at the Li/Li10GeP2S12 heterointerface and effectively inhibits interfacial reactions and Li dendrite growth.
Rational design of aqueous conjugated polymer nanoparticles as potential theranostic agents of breast cancer
Aqueous conjugated polymer nanoparticles developed by nanoprecipitation from a quinoxaline–thiophene type conjugated polymer with 3 fluorine atoms as potential cancer theranostics for breast cancer.
Electrochemical fixation of CO2 over a Mo plate to prepare a Mo2C film for electrocatalytic hydrogen evolution
Electrochemical reduction of CO2 over a metal substrate integrates fixation of CO2 and surface carbonization of the metal to functional films.
Research on metallic chalcogen-functionalized monolayer-puckered V2CX2 (X = S, Se, and Te) as promising Li-ion battery anode materials
Two-dimensional MXene nanomaterials are promising anode materials for Li-ion batteries (LIBs) due to their excellent conductivity, large surface area, and high Li capability.
Synthesis and fundamental studies of a photoresponsive oligonucleotide-upconverting nanoparticle covalent conjugate
A greener route to a photocleavable phosphoramidite was used to synthesize an alkyne-containing oligonucleotide and conjugated to an azide-modified upconverting nanoparticle. The conjugation, energy transfer, and photocleavage were evaluated.
Ceria doping boosts methylene blue photodegradation in titania nanostructures
The photocatalytic activity of titania nanotubes and nanoparticles toward methylene blue (MB) can be enhanced through addition of a small amount of Ce. MB acts as a hole scavenger, fastening the photocatalytic process.
Controllable growth of graphdiyne layered nanosheets for high-performance water oxidation
Developing highly active, stable and low-cost electrocatalysts capable of an efficient oxygen evolution reaction (OER) is urgent and challenging.
Hydrogen bond induced high-performance quaternary organic solar cells with efficiency up to 17.48% and superior thermal stability
We present a novel quaternary OSCs by doping SR197 and PC71BM into a host system (PM6:Y6) to achieve a PCE of up to 17.48%. And the intermolecular hydrogen bonds between materials are formed to directionally modulate the film morphology.
Carbon-incorporated Fe3O4 nanoflakes: high-performance faradaic materials for hybrid capacitive deionization and supercapacitors
Here, we introduce a new strategy using urea for the synthesis of carbon-incorporated 2D Fe3O4 (2D-Fe3O4/C) nanoflakes which show superior potential for hybrid capacitive deionization and supercapacitors.
A dentin hypersensitivity treatment using highly stable photothermal conversion nanoparticles
A type of photothermal biocompatible organic nanoparticles with a high PCE (40.6%) was developed and investigated, followed by the achievement of a significantly more effective phototheranostic dental hypersensitivity treatment combined with laser.
Stencil mask defined doctor blade printing of organic single crystal arrays for high-performance organic field-effect transistors
A novel printing method to realize a solution processed large-area, high-resolution organic single crystal array for OFET applications.
A near-infrared AIE probe for super-resolution imaging and nuclear lipid droplet dynamic study
A near-infrared AIE probe was developed for super-resolution imaging and nuclear lipid droplets dynamic study with good biocompatibility and high photostability.
DNA nanolantern as biocompatible drug carrier for simple preparation of a porphyrin/G-quadruplex nanocomposite photosensitizer with high photodynamic efficacy
DNA nanolanterns, a pure DNA assembly, are used as biocompatible drug carriers to prepare a nanocomposite photosensitizer for highly efficient photodynamic therapy in the biological transparent window.
Enabling photocatalytic activity of [Ru(2,2′:6′,2′′-terpyridine)2]2+ integrated into a metal–organic framework
A multicomponent metal–organic framework is constructed to incorporate the bis-terpyridyl ruthenium motif, which was considered poorly photoactive, through a stepwise reticular synthesis to arouse its photosensitiveness for producing singlet oxygen.
An aqueous rechargeable lithium ion battery with long cycle life and overcharge self-protection
Zn2+ added into electrolyte can effectively suppress H2 evolution. Therefore, a LiMn2O4/NaTi2(PO4)3 full cell exhibits enhanced overcharging performance and excellent cycling stability up to 10 000 cycles.
Glycolide additives enrich organic components in the solid electrolyte interphase enabling stable ultrathin lithium metal anodes
Glycolide (GL) is proposed as an electrolyte additive to prolong the cycle life of ultrathin Li metal anodes through the enrichment of the organic components in the working solid electrolyte interphase.
A 2D porphyrin-based covalent organic framework with TEMPO for cooperative photocatalysis in selective aerobic oxidation of sulfides
This work reports the cooperative photocatalysis of a two-dimensional covalent organic framework with an electron transfer mediator in a selective organic transformation.
Full-type photoluminescence from a single organic molecule for multi-signal temperature sensing
Full-type photoluminescence including concomitant fluorescence, delayed fluorescence, and room-temperature phosphorescence from a single organic molecule is used for multi-signal temperature sensing.
PET-RAFT facilitated 3D printable resins with multifunctional RAFT agents
The application of reversible addition–fragmentation chain-transfer (RAFT) agents in stereolithographic 3D printing has been seldom reported due to their tendency to reduce polymerization rates.
Sensitive and specific detection of peroxynitrite and in vivo imaging of inflammation by a “simple” AIE bioprobe
A facile synthesized AIE bioprobe was developed to detect peroxynitrite sensitively and specifically. This bioprobe can realize both in vitro ONOO− detection and in vivo visualization of inflammation.
An easily available ratiometric AIE probe for nitroxyl visualization in vitro and in vivo
An easily available ratiometric fluorescent probe (TCFPB-HNO) with aggregation-induced emission (AIE) characteristics was developed for the first time for the detection and visualization of nitroxyl (HNO) in vitro and in vivo.
Diagnosis of fatty liver disease by a multiphoton-active and lipid-droplet-specific AIEgen with nonaromatic rotors
We present a two-photon AIEgen, ABCXF with nonaromatic rotors (–CF3), a high two-photon absorption cross-section, bright red emission in the solid-state, and remarkably high photostability for fatty liver disease diagnosis.
Photo-triggered Zn2+ release for the regulation of zinc enzymes
A photo-triggered Zn2+ release system was developed based on HBTH–Zn–TAT NPs, which showed an excellent light-dependent “on–off” performance for Zn2+ release and the precise regulation of extra- and intracellular zinc enzyme activities.
Polymer light-emitting electrochemical cells with ultralow salt content: performance enhancement through synergetic chemical and electrochemical doping actions
This work demonstrates that PLECs made with a low AgOTf salt concentration exhibit record luminance, efficiency, lifetime and response speed.
Synthesizing alkynyl-decorated 2D conjugated nonfullerene acceptors for efficient polymer solar cells
Two 2D conjugated nonfullerene acceptors featured the conjugation of π-electrons of ethynyl side-chain and backbone, leading to enhanced absorptivity and downshifted energy levels, and showed around 16% efficiencies when employed as acceptor guests.
About this collection
Read our on-going collection of the hottest research published as advanced article from Materials Chemistry Frontiers in 2021. These articles are recommended by reviewers as being of significant novelty and interest. Congratulations to all the authors whose articles are featured!