The electrocatalytic oxidation of glycerol to produce high-value-added chemicals (e.g., glycerate, GLA) constitutes a crucial process for harnessing the potential of glycerol. However, the high electrocatalytic activity is typically accompanied by catalyst deactivation by strong adsorption of the intermediates or products. Here, the Pt/RENC catalyst was prepared with small Pt nanoparticles supported

Boron-based compounds are known as a class of anion acceptors due to the electron deficiency of the central B atom, which can be designed as electrolyte additives (B-ads) in rechargeable batteries. However, there are still limited systematic investigations into how the electron-deficient properties of B-ads regulate the solvation structures of electrolytes and further impact the electrode-electrolyte

Chiral zero-dimensional (0D) hybrid metal halides, merging chirality with exceptional emission properties, are highly promising for circularly polarized luminescence (CPL). For CPL applications, it is difficult to simultaneously achieve large dissymmetry factor (glum) and photoluminescence quantum yield (PLQY). Herein, we propose a chemical design strategy to systematically control the glum and PLQY

Recycling spent lithium-ion batteries is essential for alleviating resource shortages and environmental pollution, with cathode material recovery being especially significant due to its high content of valuable elements. Relithiation is crucial for the direct regeneration of spent cathodes, and defective structures (Li vacancies, spinel/rock salt) in layered cathodes can only be completely repaired

The photocatalytic synthesis of hydrogen peroxide (H2O2) represents a sustainable and environmentally friendly alternative to traditional industrial methods. However, its practical application is limited by the instability of organic photocatalysts, primarily caused by superoxide radical (·O2−) induced degradation. Herein, we developed a novel conjugated polymer photocatalyst, Ethyl-AQ, which mitigates

A series of novel host-guest complexes were synthesized using selenoviologen-based tetracationic cyclophane 1 (green box) and various electron-rich guests (G1, G2, G3, and G4). These complexes demonstrated high binding affinity and favorable redox properties due to the unique structural characteristics of selenoviologens. Femtosecond transient absorption (fs-TA) spectroscopy revealed that the host-guest

Due to the conformational stability and straightforward synthesis, centrally chiral organic small molecules serve as ideal candidates for constructing multi-resonance thermally activated delayed fluorescence (CP-MR-TADF) materials, exhibiting circularly polarized luminescence (CPL) properties. However, the advancement of CP-MR-TADF materials exhibiting point chirality remains restricted primarily to

The exorbitant price of photoactive materials is a huge challenge for the industrialization of organic solar cells (OSCs). To address this, two simple-structure PTQ derivative polymer donors PTQ14 and PTQ15 with trifluoromethyl (CF3) substituent are designed and synthesized. Both polymers show low-cost advantage with estimated cost-per-kilogram of about 35.00×103 $ kg−1, which is only one-fifth to

The efficient conversion of alkanes into high-value chemicals remains challenging due to the inert C–H bonds. Mimicking enzymes could provide a green and sustainable approach to address such demanding tasks. Here we found that atomically dispersed hydrophilic Fe–N–C interplayed with hydrophobic microenvironments could be leveraged for concentrating and converting aromatic alkanes using oxidants in

Supported metal catalysts have important industrial applications such as energy storage/conversion, sustainable production of fuels and chemicals. However, the tendency of metal nanoparticles to grow into larger particles is an impediment for stable or excellent performance. Currently, there remains the formidable challenge of preparing supported metal catalysts that possess both high catalytic activity

In ZnIn2S4-based photocatalytic systems, structural optimization and compositional regulation are crucial for significantly enhancing hydrogen production performance. Atom doping and heterostructure formation have been shown to improve solar energy conversion efficiency, thereby boosting photocatalytic performance. However, to date, no one-step synthesis method has been reported that simultaneously

Prussian blue analogues are commonly faced with the problem of poorer conductivity, fragile structural stability, and easy collapse of the frameworks during the cycling process, when directly used as electrode materials for lithium-ion batteries. Therefore, PBA-based hybrids with a multi-component structure have attracted widespread attention in lithium-ion batteries (LIBs), which could inherit the

Enabling green-printed organic solar cells (OSCs) with high efficiency, stability and flexibility is significant to industrialization. In the green-printed process, the slow film-forming process always induces adverse crystallization kinetics with over-size aggregation. Besides, the unfavorable rheological property always leads to severe Marangoni effect and non-uniform morphology. Nowadays, optimization

The significant volume expansion (over 300%) of silicon (Si) leads to rupture and erratic regeneration of the solid electrolyte interphase (SEI), resulting in parasitic reactions and capacity degradation. While polymer binders assist in the formation of stable SEI, the impact of binders on the electric double layer (EDL) structure and the mechanism underlying SEI formation at the molecular scale remains

Hydrogel delivery systems hold significant promise for promoting tissue repair, and there is a great expectation to develop hydrogel systems with high biocompatibility and bioactive function. Herein, we introduce a natural hydrogel polymer encapsulating mesenchymal stem cells (MSCs), formulated with aldehyde-modified oxidized sodium alginate (OSA) and carboxymethyl chitosan (CMCS), designed to effectively

Metal-organic cages (MOCs) are emerging as pivotal components in the design of innovative magnetic resonance imaging (MRI) contrast agents. This study introduces a novel, water-soluble metal-organic cage, K12[Fe4L4], synthesized using a co-planar triangular ligand, N-{4-[4,6-bis(4-{[(2,3-dihydroxyphenyl)carbonyl]amino}phenyl)-1,3,5-triazin-2-yl]phenyl}-2,3-dihydroxybenzamide (H6L). This cage represents

The development of organic photosensitizers (OPSs) for the generation of reactive oxygen species (ROS) is vital across fields such as photodynamic therapy, photocatalysis, and pollutant degradation. Despite significant advancements, existing OPSs face challenges in optimizing the efficiency and selectivity of ROS generation, particularly by controlling their intermolecular packing configurations. This

The separation of the isotopologues of water is critically important for purification and practical applications; however, effective separation methods for this purpose are currently lacking. The similar physical and chemical properties of deuterium oxide (D2O) and water (H2O) cause challenges to existing techniques, which are both complex and energy-intensive, especially for large-scale separation

The power conversion efficiency (PCE) and stability of organic-inorganic hybrid perovskite solar cells (PSCs) are limited by the energy level mismatches and substantial defects. Interface engineering is a reliable strategy for solving these problems. Here, we synthesized three small dipole molecules, named PzT-TPA, PzTA-TPA, and PzTA-TPAS, which were introduced into the interface between the perovskite

Achieving the decoupling of ion transport and mechanical relaxation, also known as superionic conduction, is a crucial goal for electrolyte materials in energy and electronics technologies. However, constructing highly efficient ionic conductive pathways to overcome the trade-off that restrained segments reduce ionic conduction in polymer electrolytes still remains challenging. Given the non-covalent

Organic scintillators hold great promise for applications in high-energy radiation detection and medical diagnostics. However, their practical application is hindered by limited X-ray attenuation capacity and low exciton utilization efficiency. Here, we present a series of two-coordinate Cu(I)-based carbene-metal-amide (CMA) complexes featuring cyclic(amino)(barrelene) carbene ligands. These complexes

Electrocatalytic reduction reaction of carbon dioxide (CO2RR) offers an economic and efficient solution towards carbon conversion. Herein, we assess the application of copper(II) phthalocyanine (CuPc) in CO2RR as a model catalyst with definite local configurations, by employing operando X-ray spectroscopy under a three-electrode H-type cell (H-cell) and a gas-phase electrolyzer (flow-cell) to simulate

Efficient capture of radioactive iodine species is essential for nuclear accident preparedness and aqueous waste treatment, but remains a challenging task. Herein, a triangle imidazolium cyclophane is readily accessible by Friedel-Crafts reaction from benzimidazole precursor, which behaves as an efficient absorbent to quickly capture iodine vapor and its aqueous solution with a maximum adsorption capacity

The upgrading of polyolefins poses a significant challenge in polymer recycling due to their abundance and chemical inertness. While petroleum refining technologies could be transformed into polyolefins’ upgrading due to their similarities in atomic composition, there are essential differences. Current research aims to develop a better understanding of polyolefins’ “refinery”, but there is a lack of

Imidazole and its derivatives are common in bioactive molecules and function as pharmacophores in diverse medications. This study examines the gas-phase reactions of imidazole and benzylimidazole using a self-developed reflectron time-of-flight mass spectrometer equipped with dual sources and a downstream tube reactor. It was found that the Cu+/Ag+ ions readily coordinate with these organic molecules

Indium nitride (InN) is regarded for its excellent electronic transport properties and broad spectral absorption; however, its photoelectrochemical (PEC) efficiency is hindered by high charge recombination rates and sluggish water oxidation kinetics. Herein, reduced graphene oxide (rGO) has been introduced as an interfacial layer to address these challenges within the InN heterojunction. The incorporation

As an important component to connect the electron transport layer (ETL) and the cathode electrode, the cathode interface layer (CIL) is key to enhancing electron transport and suppressing metal electrode corrosion in inverted perovskite solar cells (PSCs). In this work, three D-A-D type cathode interface materials (DPP-PhN, DPP-F3N, and ffBT-F3N) are designed and synthesized employing dimethylamino-benzene

Slightly structural variation often leads to huge changes in the properties of the covalent organic frameworks (COFs). The atom-level precisely arranged structures of COFs make it possible to understand the structure-performance relationship. Here, four highly crystalline imine-linked benzothiadiazole-based COFs were constructed from precisely designed monomers. The effects of imine linkage orientation

Atmospheric water harvesting and photocatalytic water splitting are effective methods for solar-driven water collection, hydrogen, and oxygen production, essential for tackling energy scarcity. However, most research treats these methods separately, further limiting their diversified energy conversion. Here, we synthesize novel nitrogen vacancies carbon nitride/oxygen vacancies bismuth vanadate (Nv-CN/Ov-BVO)

In general, flexible metal-organic frameworks (MOFs) change their structures via framework breathing in response to external stimuli (usually guest adsorption and desorption). Here, we show a dynamic coordination bond in a flexible MOF driving a thermo-induced diffuse phase transition occurring in a wide temperature range of 130–270 K (centered at ∼200 K), which enables the switching of magnetism and

Multiple signaling molecules work together in mitochondria to mediate complex physiological processes. However, most current fluorescent probes lack of ability to clarify the function of these actives in mitochondria due to their non-specific binding with analytes outside mitochondria. In this study, we designed an on-demand light-activated mitochondria-targeted fluorescent probe to observe in situ

Polybenzoxazines are widely used as high-performance polymers in machinery, aerospace, and other industries. However, despite recent advances in synthesizing improved polybenzoxazines, achieving a good balance between multiple properties still presents a significant challenge. More specifically, this difficulty arises from the sparsity of historical experimental data and the lack of a well-established

The linkage-conversion synthesis was employed for the development of low-voltage near-infrared (NIR) electrochromic amine-linked covalent organic frameworks (COFs), enabling the sophisticated display of NIR concealed information. Two COF systems containing triphenylamine units connected by conjugated imine bonds were transformed into conjugation-broken amine-linked COFs through linkage reduction, allowing

The defects resulting from ion escape at the NiOx/perovskite interface will induce voltage losses of wide-bandgap (WBG) perovskite front cells and affect the efficiency and stability of the perovskite/organic tandem solar cells (PO-TSCs). Herein, we report a tryptophan (TRP) molecules-assisted iodine capture strategy to suppress the halogen ion migration induced degradation and phase segregation initiated

Platinum complexes are one of the most promising emitters for organic light-emitting diodes (OLEDs) and they have been studied for decades. However, it is still challenging to realize high-performance solution-processed OLEDs by using the platinum complex as an emissive dopant. Herein, a nonplanar terdentate [Pt(N^C^N)Cl] emitter (Pt1) with good solubility and film-forming ability, ultrahigh photoluminescence

Atropisomeric carbazoles are widely used in organic synthesis, medicine, and material science. Although the enantioselective coupling of two aryl units provides a straightforward means to access biaryl atropisomers, this approach has yet to be explored extensively for carbazole-based structures due to their diverse reactive sites. This report presents a chiral phosphoric acid-catalyzed approach to

Dissipative self-assembly, which exploits energy inputs of chemical fuels to maintain the functional states far from equilibrium, is essential to living systems. Among a variety of fuels, carbon dioxide (CO2) gas has yet to be introduced in artificial dissipative materials. Here we describe a CO2-fueled non-equilibrium co-assembly system that couples with a C1 catalytic pathway to dissipate the fuel

Nonreciprocal chirality is essential for achieving nonreciprocal circularly polarized luminescence (CPL) emission, which shows great promise in a variety of potential applications due to its convenient handedness inversion just by flipping the sample. Unfortunately, research on nonreciprocal CPL materials still remains severely limited, and further investigations in this direction are urgently needed

The G-quartet, a hydrogen-bonded macrocycle formed by cation-templated assembly of guanosine derivative, plays a vital role in areas ranging from structural biology to supramolecular chemistry and nanotechnology. Herein, we show a zinc-terpyridine derivative (Ftpy) that could form complex with various guanosine phosphates, exhibiting relatively weak circularly polarized luminescence CPL (dissymmetry

Efficient segregation of TcO4− from high-level radioactive wastes (HLW) is critical for robust nuclear waste management and environmental protection. However, achieving deep decontamination is especially challenging in complex conditions of strong basicity, high radiation, and excessively competitive anions. Herein, we addressed the long-term challenge by modifying the imidazolium core with phenyl

Pressure applications can enable the tuning of atomic/defect ordering and provide access to new functional materials. Here, we report that pressure-induced structural transformation featuring disorder-order transition of both cations and vacancies in the 8-layer deficient hexagonal perovskite tantalate dielectrics Ba8ZnTa6O24, which transformed the structure from twin to shift and remarkably lowered

Conventional thermosetting plastics have faced the dilemma of non-degradability and recycling, leading to waste accumulation and a huge burden on the global environment and economy. Realizing recycling, reusing and repurposing plastics is a meaningful mileage for the development of sustainable ecological energy. Closed-loop recycling represents an emerging strategy for achieving the circular “waste-to-starting

Phototherapy, including photodynamic therapy (PDT) and photothermal therapy (PTT), is a promising biotechnological approach for effective tumor treatment. However, the application of phototherapy is seriously compromised by limited tissue penetration of light, inadequate visualization of the real situation of a tumor, and dissatisfied treatment by sole PDT or PTT. In this work, an integrated small

Chlorine-substituted ketones are crucial intermediates in organic synthesis, and acyl chlorination of chemical feedstocks employing commercially available benzoyl chloride provides an atom-and-step economic route for their synthesis. While atom-transfer radical addition (ATRA) has proven effective for 1,2-acyl chlorination, the efficient realization of 1,3-acyl chlorination has remained a considerable

The pursuit of biomimetic fibers with simultaneous high toughness and strength persists, despite their inherent trade-offs. However, for artificial spider silk based on gel fiber, it is still unclear for the molecular chain attributes related to the improvement of the strength and toughness. Here, a hydrogel fiber was prepared by mimicking the molecular structure of natural spider silk, and we delved

The conversion and utilization of carbon dioxide (CO2) is one of the central topics in the energy and environmental research community. The development of electrocatalytic CO2 reduction technology is expected to bring more economic and environmental benefits to the carbon-neutral policy. Although researchers have conducted extensive and in-depth studies on the electrocatalytic CO2 reduction to derive

Urea oxidation reaction (UOR) electrocatalysis, a promising anodic reaction with lower overpotentials than the oxygen evolution reaction, can work in tandem with many cathodic reactions to improve energy-conversion efficiencies. Among other catalysts, single-atom catalysts (SACs) possess immense potential as high-performance and low-cost catalysts towards UOR, owing to their numerous advantages such

Photodynamic therapy (PDT) is known as a clinical treatment with significant potential for cancer therapy. However, the dilemma between therapeutic efficiency and hypoxic adaptability is a long-standing and unsolved issue in both type I and type II photosensitizers (PSs), significantly restricting their therapeutic use. Here, we report a generalizable “self-adaptive PDT” strategy, which has ensured

The sulfion oxidation reaction (SOR) has enormous potential in replacing slow kinetic oxygen evolution reactions and treating sulfur-containing wastewater. However, the sulfur aggregation generated by SOR will lead to a decline in SOR activity. Herein, an electrospinning-carbonization-vulcanization technique is introduced to fabricate Mo-NiS2-co-embedded carbon nanofibers (Mo-NiS2/CNFs). The integration

Structural modification and optimization of photosensitizers can improve their photophysical properties, thereby enhancing the therapeutic efficacy of photodynamic therapy (PDT). Here we designed and synthesized a novel bimetallic iridium-osmium complex Ir-Os1 as a photosensitizer for PDT of melanoma under 550 nm ight-emitting diode (LED) light irradiation. Compared with the mononuclear metal complexes

Organic-inorganic hybrid glass-ceramics have received ever-growing attention as nascent research hotspots due to their extraordinary optical properties, e.g., nonlinear optical response, whereas the documented hybrid glass-ceramics are associated with underlying steric effects of quaternary phosphonium cations with a large triphenylphosphanyl group (–PPh3). In contrast, numerous hybrid salts based

Cyclic peptides are an attractive class of bioactive molecules whose proven utility in the research lab and clinic has fueled the development of new candidates with diverse chemical structures and functions. However, these candidates have been largely limited to naturally evolved products or their derivatives. Herein, we describe the de novo discovery of bicyclic peptides using a phage-encoded library

In traditional carbonylation reactions of alkenes, only π-bond cleavage occurs, while σ-bonds remain unaffected due to their inherent resistance to transition metal catalysts. In this study, we present a rhodium-catalyzed double carbonylation of cyclopropenes that breaks both σ- and π-bonds in the alkene unit, enabling the efficient synthesis of sulfur-containing valerolactone motifs in the presence

Ordered layered honeycomb structures are crucial for the unique redox mechanism in Co-free Li-rich oxide materials (LMNO). However, oxygen release and irreversible cation migration originating from this distinctive structure during cycling have hindered the further commercialization of LMNO. Herein, we report a strategy to modulate the nanoscale atomic arrangement and electronic band structures by

Sandwich-type complexes are a class of metallocene-like assemblies known for their exceptional stability and physicochemical properties. In this study, we designed and synthesized a heptanuclear all-metal sandwich structure (termed Au6Ag) with a silver ion capped by two cyclic trinuclear gold(I)-pyrazolates. Au6Ag is soluble in dichloromethane and can self-assemble into a metallogel through intermolecular

Flexible molecules have great potential for constructing multicolor luminescent materials. Understanding the relationship between conformation and luminescence and exploring strategies to regulate emissions are crucial for the development of flexible molecules. In this work, we designed a molecule (HTP) with multiple flexibility and realized its color-tunable emissions via guest regulation. Interestingly

Achieving efficient and highly selective conversion of CH4 into high-value-added chemicals through photodriving under mild conditions remains a significant challenge, primarily due to the limited utilization efficiency of photogenerated carriers. Herein, we report an in-situ growth strategy for constructing a robust InVO4-based heterojunction by intermarrying InVO4 and BiVO4 through cation-exchange

The development of sustainable and efficient synthetic methodologies for high-valued chemicals from renewable resources is one of the principal aims of chemical industries. Herein, we document the combination of photocatalytic PCET and SCS-enabled direct C-H benzylation of N-heteroarenes with benzaldehydes as the benzyl sources. A variety of benzylated N-heteroarenes was obtained in moderate to excellent

Alkenes difunctionalization reaction has been recognized as a highly important organic transformation. However, its application is significantly hindered by the reliance on homogeneous transition metal-assisted radical addition, as well as the need for additional oxidants. In this study, we report that azido-hydroxylation of alkenes can be efficiently achieved by a heterogeneous photoelectrochemical

DNA-templated silver nanoclusters (D-AgNCs) have exhibited unique performance advantages for developing label-free fluorescence biosensors; however, most of them are constructed on various single-signal output strategies and how to enhance their detection sensitivity still faces a significant challenge. Herein, a novel crosslinked DNA network nanostructure decorated by chameleon D-AgNCs was developed