811 Result(s)
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Open AccessCorrosion mechanisms for lead-glazed pottery from Qibi Ming Tomb of the Tang Dynasty in **anyang, China
Six corroded glazed pottery figurines, which excavated from the Qibi Ming Tomb of the Tang Dynasty in **anyang, were selected to study the corrosion mechanism. Optical microscopy (OM), scanning electron micros...
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Synthesis and characterization of porous TiO2 and its application in hydrophilic coatings
A sol–gel and phase separation method were employed to synthesize porous TiO2 coating materials, which were applied to two types of transparent substrates. The coating preparation process is simple, cost-effectiv...
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Construction of one-dimensional pn heterojunction TiO2/CuO composite with hierarchical structure and its dual efficient inactivation of Escherichia coli
Photocatalytic antimicrobial is a promising advanced oxidation antibacterial technology that can utilize solar energy to achieve antibacterial function. However, due to the influence of diurnal variation, phot...
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Bright InP quantum dots by Ga-do** for red emitters
Environment-friendly indium phosphide (InP)-based quantum dots (QDs) with efficient red-emitting properties are sufficiently needed to satisfy the requirement of burgeoning display and lighting technology. Cur...
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Engineering ultra-low density and fully exposed atomic cobalt sites for antibiotics removal
Single atom site catalysts (SSCs) have exhibited broad potential due to their ability to produce abundant active species for the eradication of contaminants in Fenton-like system. However, it is difficult to r...
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Two-dimensional ultrathin vanadium oxide nanosheets as catalytic bactericide
Infectious diseases caused by pathogenic bacteria are a serious threat to global public health. Nowadays, antibiotics and other clinical drugs suffer from some fundamental disadvantages such as narrow-spectrum...
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High-stability double-layer polymer–inorganic composite electrolyte fabricated through ultraviolet curing process for solid-state lithium metal batteries
Electrolyte interface resistance and low ionic conductivity are essential issues for commercializing solid-state lithium metal batteries (SSLMBs). This work details the fabrication of a double-layer solid comp...
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Open AccessHighly sensitive 2D X-ray absorption spectroscopy via physics informed machine learning
Improving the spatial and spectral resolution of 2D X-ray near-edge absorption structure (XANES) has been a decade-long pursuit to probe local chemical reactions at the nanoscale. However, the poor signal-to-n...
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Constructing high coordination number of Ir-O-Ru bonds in IrRuOx nanomeshes for highly stable acidic oxygen evolution reaction
IrRu bimetallic oxides are recognized as the promising acidic oxygen evolution reaction (OER) catalysts, but breaking the tradeoff between their activity and stability is an unresolved question. Meanwhile, add...
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Atomic-level unveiling secondary recrystallization enabled micro- and macroscopic polarization enhancement for piezo-photocatalytic oxygen activation
Piezoelectric semiconductors bear the bifunctional photocatalysis and piezocatalysis, while the absent or weak internal charge driving force severely restricts its catalytic activity. Develo** polarization s...
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Asymmetrically coordinated main group atomic In-S1N3 interface sites for promoting electrochemical CO2 reduction
Designing catalysts with highly active, selectivity, and stability for electrocatalytic CO2 to formate is currently a severe challenge. Herein, we developed an electronic structure engineering on carbon nano fram...
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Covalent triazine frameworks modified by ultrafine Pt nanoparticles for efficient photocatalytic hydrogen production
Pt nanoparticles (PtNPs) as active species have always been considered as one of the best semiconductor materials for photocatalytic hydrogen production. In this study, a Schottky heterojunction has been succe...
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Selective oxygen electroreduction to hydrogen peroxide in acidic media: The superiority of single-atom catalysts
Two-electron oxygen reduction reaction (2e-ORR) provides an environmentally friendly direction for the on-site production of hydrogen peroxide (H2O2). Central to this technology is the exploitation of efficient, ...
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High-temperature wetting behavior between slag and refractory
Slag corrosion is one of the main factors of the damage of refractory, and its primary manifestations involve the melting of refractory in slag and the slag penetration into refractory, both of which are highl...
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Trace copper and bi-nonmetallic (N/S) modified ketjenblack (KB) as advanced electrocatalysts for oxygen reduction reactions
The sluggish oxygen reduction reaction (ORR) has been one of the most majority bottlenecks of fuel cells and metal-air batteries. It is extremely desirable but challenging to explore low cost, highly active, s...
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Open AccessInterfacing exogenous stents with human coronary artery by self-assembled coating: designs, functionalities and applications
Drug-eluting stents are a commonly used treatment for coronary artery disease. However, the coatings used in drug-eluting stents have some limitations such as poor biocompatibility and drug loading capacity. I...
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Ultraclean transfer of graphene by mechanically exfoliating polymer with modified crosslink density
The transfer of graphene from metallic substrates onto application-specific substrates is usually inevitable for the applications of high-quality graphene films derived from chemical vapour deposition (CVD) ap...
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Topological valley Hall polariton condensation
A photonic topological insulator features robust directional propagation and immunity to defect perturbations of the edge/surface state. Exciton-polaritons, that is, the hybrid quasiparticles of excitons and p...
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Supporting IrOx nanosheets on hollow TiO2 for highly efficient acidic water splitting
The efficiency of proton exchange membrane water electrolysis (PEM-WE) for hydrogen production is heavily dependent on the noble metal iridium-based catalysts. However, the scarcity of iridium limits the large...
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Open AccessLaboratory exploration of a novel method to protect silicate relics against salt efflorescence by directional induction of water
Salt efflorescence is one of the critical problems for the preservation of immovable silicate relics. Salt efflorescence mainly comes from continuous cycles of crystallization/dissolution or hydration/dehydrat...
