Themed collection 2024 Materials Chemistry Frontiers HOT articles

This review summarizes the properties of stretchable hydrogels and their optimization for TENGs in on-skin electronics, highlighting applications and addressing challenges related to durability and user comfort.

This review briefly summarizes the chemical flexibility and physical properties of heteroanionic compounds and their potential applications as multiferroics.

High-quality and brilliant structural colors have been successfully produced using solution-based process over the past decade.

Metal–organic frameworks (MOFs) have become a research hotspot for effective adsorption and degradation of chemical warfare agents (CWAs) and toxic industrial chemicals (TICs).

The methods for synergistically improving mechanical performance and self-healing ability of polymers based on hydrogen bonds were introduced and discussed.

This review presents the importance and applications of poly(3,4-ethylenedioxythiophene) (PEDOT) as a catalyst in dye-sensitized solar cell. Emphasis is on composite materials with better performances for rigid, flexible, and indoor uses.

Construction of biomineralized biohybrid materials and their biomedical applications.

The application and optimization of circRNA-LNP.

The applications of high-performance LRMs in ASSBs can effectively overcome the low energy density and poor safety in the liquid batteries. Significant progresses are used to address challenges and promote the practical application of LRMs in ASSBs.

This review highlights advancements in the synthesis, characterization, and applications of ladder-like polysilsesquioxane (LPSQ). Emphasizing its double-stranded structure, and superior properties, it shows LPSQ's role in hybrid materials.

Recent advances in designing and preparing single atom-decorated transition metal oxide-based OER electrocatalysts are summarized in terms of synthetic methods and intrinsic nature to enhance the OER.

Poly(3-hexylthiophene) (P3HT) shows great promising in thermoelectric field owing to its simple preparation, good stability and adjustable conductivity. Here the research progress of P3HT in thermoelectric field in recent years is reviewed.

This review summarizes recent advances in heterojunction-type catalysts for CO₂-HCOOX interconversion under different driving forces, focusing on rectifying effects at the interface and the potential for developing heterojunction-based catalysts for practical applications.

2D organic semiconductor crystals have the advantage of ultrathin thickness, long-range ordered molecular structures, the absence of grain boundaries, and low defect and impurity densities. They are of great significance for preparing high-performance OFET devices.

This review systematically explores various strategies aimed at enhancing charge transfer at different levels—bulk, surface, and interfaces of hematite. The examination encompasses diverse approaches, and assesses their impact on mitigating the identified issues.

This review focus on the key interfaces of LLZO-based solid-state lithium metal batteries. The main challenges and corresponding strategies for interface optimization are thoroughly covered.

Emerging TEM techniques are reviewed to address challenges in three stages of electrocatalysts from synthesis, function to deactivation, offering solutions for structural characterization for different needs.

MXene-based stimuli-responsive hydrogels have emerged as a new class of smart soft materials and have shown great potential in various applications such as sensing, biomedicine, actuators and energy-related applications.

Challenges in the commercialization of all solid-state and next-generation batteries including strategies, key points, and application of solid-state batteries.

We provide a comprehensive review of the latest research progress and challenges associated with various tandem solar cells based on lead chalcogenide (PbX, X = S, Se) quantum dot (QD) materials (including QD/QD, organic/QD, and perovskite/QD).

Recent advances in the design strategy, healing mechanism, and potential applications of mechanically robust self-healing PU elastomers.

This work describes recent developments in near-infrared (NIR) organic light-emitting diode (OLED) emitters. We discuss applications of NIR OLEDs as well as various groups of highly luminescent materials used in the OLED emissive layer.

Nanozymes could mimic the catalytic activity of natural enzymes, then stimulate the Fenton reaction for reactive oxygen species overproduction and lipid peroxidation, ultimately induce ferroptosis to exert anticancer effects.

Amorphous inorganics have attracted much attention because of their long-range disordered structure with advantageous functional properties.

Covalent organic frameworks (COFs) with permanent porosity, long-range order and rigid backbones offer a promising material platform for photocatalytic water splitting for hydrogen production.

Solid-state composite electrolytes bridge the gap between solid-state polymer electrolytes and solid-state inorganic electrolytes, which play an important role in developing the expected solid-state Li-ion batteries.

Inhibiting lithium dendrite is a big challenge for developing lithium metal batteries. The work reviews possible mechanisms of lithium dendrite growth, discuses effective strategies for inhibiting lithium dendrites and proposes future direction.

A new composite electrolyte, combined with rigid fillers and high dielectric polymers, promotes the dissociation of lithium salts and the construction of multiple Li⁺ paths, improving Li metal batteries performances at room and low temperatures.

Tri-metallic NiMnCo MOF on nickel foam exhibits superior electrochemical activity for urea oxidation and delivers 500 mA cm⁻² current density at a low potential of 1.41 V vs. RHE.

The facile electrodeposition and in situ anodic oxidation methods yield NiOOH–MnOOH heterojunctions on nickel foam, which exhibit exceptional electrocatalytic performance in alkaline media.

QDs-Co₉S₈/CoNi-LDH was assembled by selective sulfurization derived from 2D MOF with the loading of Co₉S₈ quantum dots into layered double hydroxides. The constructed hybrid supercapacitor shown energy density of 33.3 Wh kg⁻¹ at 820.0 W kg⁻¹.

A new strategy for separating toluene (Tol) and methylcyclohexane (MCH) in both vapor and liquid phases has been developed using nonporous adaptive crystals of hybrid[3]arene H (Hα).

In this study, a cubic Cu₂O@Ag core–shell substrate for label-free SERS was constructed and machine-learning-assisted linear discriminant analysis was used for identification of hepatic fibrosis and hepatocellular carcinoma.

Solid electrolytes are expected to fundamentally replace liquid electrolytes due to their high safety and energy density.

Under high pressure, PTZ-DP-F with ax-conformation exhibited rarely pressure-induced emission enhancement, while eq-conformation showed quenched emission, revealing that molecular conformation significantly influences their photophysical properties.

An efficient strategy for separation of xylene isomers in both vapor and liquid phases based on nonporous adaptive crystals of hybrid[3]arene is developed, showing good performance and high recyclability for separation of o-xylene, providing a new method for separation of xylene isomers.

We rationalized the predominance of photoinduced electron transfer in quenching the fluorescence of tetrazine-based near-infrared fluorogenic labels.

Ni-phthalocyanine-based covalent-organic framework linked by imidazole group exhibits brilliant stability and high activity of CO₂ electroreduction reaction with over 90% CO Faradic efficiency in full pH range.