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1T‐MoSe2 is recognized as a promising anode material for sodium‐ion batteries, thanks to its excellent electrical conductivity and large interlayer distance. However, its inherent thermodynamic instability often presents unparalleled challenges in phase control and stabilization. Here, a molecular intercalation strategy is developed to synthesize thermally stable 1T‐rich MoSe2, covalently bonded to...
Immunotherapy is a promising cancer therapeutic strategy. However, the “cold” tumor immune microenvironment (TIME), characterized by insufficient immune cell infiltration and immunosuppressive status, limits the efficacy of immunotherapy. Tumor vascular abnormalities due to defective pericyte coverage are gradually recognized as a profound determinant in “cold” TIME establishment by hindering immune...
Tumor Immunotherapy
Tumor vascular abnormalities is a profound determinant in the “cold” tumor immune microenvironment establishment by hindering immunotherapy efficacy. PDGFB@ZIF8‐RGD effectively induced tumor vascular normalization, by reprogramming the “cold” TIME to a “hot” tumor immune microenvironment and facilitated robust antitumor immunity. More in article number 2308638, Yongquan Qu, Jie...
Covalent Organic Frameworks
In article number 2304989, Lei‐Lei Liu, Zhongyue Li, and co‐workers synthesize a calix[4]arene‐derived covalent organic framework (COF)‐C4A‐benzothiadiazole (BTD), which exhibits high crystallinity and features a non‐interpenetrating undulating 2D layered structure with AA‐stacking. COF‐C4A‐BTD has an appropriate electron donor‐acceptor and energy band structures which...
The calixarenes are ideal building blocks for constructing photocatalytic covalent organic frameworks (COFs), owing to their electron‐rich and bowl‐shaped π cavities that endow them with electron‐donating and adsorption properties. However, the synthesis and structural confirmation of COFs based on calixarenes are still challenging due to their structural flexibility and conformational diversity....
With the rapid development of autonomous and intelligent devices driven by soft actuators, ion soft actuators in flexible intelligent devices have several advantages over other actuators, including their light weight, low voltage drive, large strain, good flexibility, fast response, etc. Traditional ionic polymer metal composites have received a lot of attention over the past decades, but they suffer...
Artificial photosynthesis for CO2 reduction coupled with water oxidation currently suffers from low efficiency due to inadequate interfacial charge separation of conventional Z‐scheme heterojunctions. Herein, an unprecedented nanoscale Janus Z‐scheme heterojunction of CsPbBr3/TiOx is constructed for photocatalytic CO2 reduction. Benefitting from the short carrier transport distance and direct contact...
Atomically dispersed Zn moieties are efficient active sites for accelerating the electrode kinetics of carbons for sodium‐ion hybrid capacitors (SIHCs), but the low utilization and symmetric configuration of Zn single‐atom greatly hamper the Na ion storage capability. Herein, a molecular design strategy is employed to synthesize high‐density Zn single atoms with asymmetric Zn–N3S coordination embedded...
Developing various nanocomposite microwave absorbers is a crucial means to address the issue of electromagnetic pollution, but remains a challenge in satisfying broadband absorption at low thickness with dielectric loss materials. Herein, an ultra‐broadband microwave metamaterial absorber (MMA) based on hollow carbon/MXene/Mo2C (HCMM) is fabricated by a multi‐scale design strategy. The microscopic...
A molecular switch is one of the simplest examples of artificial molecular machines. Even so, the development of molecular switches is still at its very early stage. Currently, building single‐molecule switches mostly rely on the molecular junction technique, but many of their performance characteristics are device‐dependent. Here, a pH‐mediated single‐molecule switch based on the combination of an...
Single‐atom catalysts (SACs) can achieve excellent catalytic efficiency at ultralow catalyst consumptions. Herein, platinum (Pt) atoms are fixed on the wall of atomic layer deposition (ALD)‐made molybdenum disulfide nanotube arrays (MoS2‐NTA) for efficient hydrogen evolution reaction (HER). More concretely, MoS2‐NTA with different nanotube diameters and wall thicknesses are fabricated by a sacrificial...
It is widely known that high‐performance electrochemiluminescence (ECL) emitters play a crucial part in improving the detection sensitivity of the ECL strategy. Through the combination of aggregation‐induced emission luminogens (AIEgens), 1,1,2,2‐tetra(4‐carboxylbiphenyl)ethylene (H4TCBPE) with Zr(IV) cations, a dumbbell plate‐shaped metal−organic framework (MOF) with high luminous efficiency is synthesized...
The disordered dendritic growth of Li metal seriously hampers the practical application of lithium metal batteries. Great efforts are devoted to suppress the growth of dendrites, it is still necessary to explore measures of controlling dendritic growth and pave ways for normal cell operation in presence of dendrites. Herein, a modification technique of Li metal anode by a periodic Ni mesh with micrometer‐sized...
Catalytic generation of reactive oxygen species has been developed as a promising methodology for tumor therapy. Direct O2•− production from intratumor oxygen exhibits exceptional tumor therapeutic efficacy. Herein, this therapy strategy is demonstrated by a pH‐responsive hybrid of porous CeO2 nanorods and sodium polystyrene sulfonate that delivers high oxidative activity for O2•− generation within...
Memristor, processing data storage and logic operation all‐in‐one, is an advanced configuration for next generation computer. In this work, a bismuth doped tin oxide (Bi:SnO2) memristor with ITO/Bi:SnO2/TiN structure has been fabricated. Observing from transmission electron microscope (TEM) for the Bi:SnO2 device, it is found that the bismuth atoms surround the surface of SnO2 crystals to form the...
Artificial photoresponsive nanochannels have attracted widespread attention because of their capacity to achieve ion transport through light modulation. Herein, a biosensor for ultrasensitive miRNA‐155 detection is devised based on molybdenum disulfide (MoS2) modified porous anodic aluminum oxide (AAO) photoresponsive nanochannels by atomic layer deposition (ALD). According to the optimized experimental...
Slow ion kinetics of negative electrode materials is the main factor of limiting fast charge and discharge of batteries. Sluggish Na+ kinetics property leads to large electrode polarization, resulting in poor rate and cyclic performances. Herein, an electrode of ultrasmall tin nanoparticles decorated in N, S codoped carbon monolith (TCM) with exceptional high‐rate capability and ultrastable cycling...
Cancer biomarkers are expected to be indicative of the occurrence of certain cancer diseases before the tumors form and metastasize. However, many biomarkers can only be acquired in extremely low concentrations, which are often beyond the limit of detection (LOD) of current instruments and technologies. A practical strategy for nanopore sensing of cancer biomarkers in raw human blood down to the femtomolar...
In article number 1804078, Hai‐Chen Wu and co‐workers develop a strategy for the ultrasensitive detection of cancer biomarkers based on the combination of a sandwich assay, “click” chemistry, and DNA‐assisted nanopore sensing. The limit of detection of the strategy can be as low as the femtomolar level. Furthermore, it can effectively eliminate interferences from plasma proteins and be applied in...
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