Otros

Otros

Development of cobalt oxyhydroxide-aptamer-based upconversion sensing nano-system for the rapid detection of Staphylococcus aureus
- Staphylococcus aureus (S. aureus) is a common pathogen that is dangerous to humans’ health. Herein, a novel upconversion fluorescent biosensor based on fluorescence resonance energy transfer...
Inhibitory activity of a sulfated oligo-porphyran from Pyropia yezoensis against SARS-CoV-2
- COVID-19 caused by SARS-CoV-2 has spread around the world at an unprecedented rate. A more homogeneous oligo-porphyran with mean molecular weight of 2.1 kD, named OP145, was separated from...
Application and synthesis of nano?TiO2 photocatalytic materials
30/09/2022 - Nano?TiO 2 has excellent stability, anti?aging, and photocatalytic activity and has strong degradation and sterilization ability under visible light irradiation. Therefore, it is widely used in...
Ultrasonic-assisted fabrication of Cs2AgBiBr6/Bi2WO6 S-scheme heterojunction for photocatalytic CO2 reduction under visible light
- In this manuscript, Cs2AgBiBr6/Bi2WO6 nanocomposites was fabricated via an ultrasonic-assisted process. The activity of the as-obtained Cs2AgBiBr6/Bi2WO6 nanocomposites for photocatalytic...
2D/2D S-scheme heterojunction with a covalent organic framework and g-C3N4 nanosheets for highly efficient photocatalytic H2 evolution
- The fabrication of S-scheme heterojunctions with fast charge transfer and good interface contacts, such as intermolecular ?–? interactions, is a promising approach to improve photocatalytic...
All-organic covalent organic frameworks/perylene diimide urea polymer S-scheme photocatalyst for boosted H2 generation
- Conjugated covalent organic frameworks (COFs) hold great promise in photocatalytic hydrogen evolution owing to their high crystallinity, large surface area, and distinct structure. However, COFs...
MXene quantum dots of Ti3C2: Properties, synthesis, and energy-related applications
- The emerging two-dimensional MXene-derived quantum dots (MQDs) have garnered considerable research interest owing to their abundant active edge atoms, excellent electrical conductivity, and...
Alkyl thiol grafted silver nanoparticle–decorated cellulose nanocrystals on poly(lactic acid) composites for enhanced antibacterial activity and toughening effects
- Poly(lactic acid) (PLA), a well-known environmentally friendly polymer, however, due to its brittleness and poor antibacterial properties, it is restricted in several aspects. In this study, alkyl...
Order from Disorder: Directed Assembly of Alkyl-? Functional Molecular Liquids
- Controlled self-assembly of ?-conjugated molecules is a widely accepted approach to optimizing the performance of organic optoelectronics. In particular, directed assembly delivers precisely...
Bisphenol A impairs renal function by reducing Na+/K+-ATPase and F-actin expression, kidney tubule formation in vitro and in vivo
01/11/2022 - The kidney proximal tubule is responsible for reabsorbing water and NaCl to maintain the homeostasis of the body fluids, electrolytes, and nutrients. Thus, abnormal functioning of the renal...
Design and construction of a novel hierarchical Ag/{1 1 1}Ag3PO4/PANI/Pt photoanode with boosted interfacial charge transfer rate and high photocurrent density > 16 mA/cm2 for sunlight-driven water splitting
01/11/2022 - In this work, a novel hierarchical photoanode structure of Ag/{1 1 1}Ag3PO4/PANI/Pt was synthesized, demonstrating a novel and facile approach to design a high-performing Ag3PO4-based photoanode...
How does the urban–rural income gap affect regional environmental pollution?——Re-examination based on the experience of cities at prefecture level and above in China
05/10/2022 - Based on the traditional “EKC” theory, this paper examines the impact of urban–rural income disparity on environmental pollution in Chinese cities above the prefecture level from 2005 to...
A generalized model for dynamic mixed?mode fracture via state?based peridynamics
04/10/2022 - A generalized model is developed to investigate dynamic crack propagation in isotropic solids under mixed?mode I/II conditions using state?based peridynamics. The critical stretch and the critical...
System analysis and requirements derivation of a hydrogen-electric aircraft powertrain
- In contrast to sustainable aviation fuels for use in conventional combustion engines, hydrogen-electric powertrains constitute a fundamentally novel approach that requires extensive effort from...
Formability improvement in multi-stage stamping of ultra-thin metallic bipolar plate for proton exchange membrane fuel cell
- Multi-stage stamping process is the promising technology to fabricate the metallic bipolar plate (BPP) for proton exchange membrane (PEM) fuel cell. In the present study, a novel die design in the...
Techno-economic analysis of PSA separation for hydrogen/natural gas mixtures at hydrogen refuelling stations
- Logistics of hydrogen is one of the bottlenecks of a hydrogen economy. In this study, a pressure swing adsorption (PSA) system is proposed for the separation of hydrogen from natural gas,...
Bioinspired cellulose nanofibrils and NaCl composited polyacrylamide hydrogels with improved toughness, resilience, and strain?sensitive conductivity
04/10/2022 - A series of polyurethanes (PUUPys) containing UPy groups are synthesized and fully characterized to elucidate the effect of hydrogen bonds on the crystallization and phase structure of polyurethane....
Determination of residual stresses in amorphous thermoplastic polymers by DMA
03/10/2022 - Preparation of porous m?aramids using different porosoty promoter polymersAbstractLow?density porous aramid films using inexpensive and widely available polymers as porosity promoters, that is,...
Preparation of silver nanoparticle functionalized aramid fiber by employing dopamine and silane coupling agent modification
03/10/2022 - AbstractUV?curing 3D printing technology is one of the additive manufacturing techniques with the best printing accuracy and efficiency, but its advance is being challenged by the high curing...
Hyperbranched polysiloxane (HBPSi)?based colorless copolyimide films with atomic oxygen (AO) erosion resistance
05/10/2022 - Colorless polyimides (CPIs) with excellent optical transparency and atomic oxygen (AO) erosion resistance have potential applications in optoelectronic devices in low earth orbit (LEO) such as...