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Open AccessSpray pyrolysis-derived W-doped MoSe2/rGO paper-like microspheres: optimization of microstructure and mesostructure for enhanced lithium storage
Two-dimensional MoSe2 is a promising candidate for lithium-ion battery anodes. However, its conductivity and lithium storage volumetric effect still need to be optimized. In this work, W-doped MoSe2/rGO paper-lik...
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Article
Open AccessA divergent intermediate strategy yields biologically diverse pseudo-natural products
The efficient exploration of biologically relevant chemical space is essential for the discovery of bioactive compounds. A molecular design principle that possesses both biological relevance and structural div...
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Retraction Note: A Porous Ni(II)-MOF for CO2 Cycloaddition and Protective Effect on Type-II Diabetes via Reducing Cell ROS Production and Cell Apoptosis
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Correction: An improved intumescent flame-retardant epoxy resin with hydroxylated melamine as both charring and blowing agent
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Open AccessModeling of contact temperatures and their influence on the tribological performance of PEEK and PTFE in a dual-pin-on-disk tribometer
The direct blending of polyether ether ketone (PEEK) with a solid lubricant such as polytetrafluoroethylene (PTFE) improves its tribological performance, but compromises its outstanding mechanical properties a...
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Open AccessCarbon fiber cannot always reduce the wear of PEEK for orthopedic implants under DPPC lubrication
Excellent wear resistance is an important feature of orthopedic implants. However, although pure polyetheretherketone (PEEK) is outperformed by carbon fiber-reinforced PEEK (CF-PEEK) for stability and durabili...
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Open AccessTimescales and contribution of heating and helicity effect in helicity-dependent all-optical switching
The heating and helicity effects induced by circularly polarized laser excitation are entangled in the helicity-dependent all-optical switching (HD-AOS), which hinders understanding the magnetization dynamics ...
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Open AccessDirect observation of the impact of water droplets on oil replenishment in EHD lubricated contacts
Water is one of the most significant causes of lubrication failure. There is little research on the direct observation of the impact of water on lubrication properties. In this study, the influence of water on...
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Erratum to: The formation mechanism of aqueous hydrogen peroxide in a plasma-liquid system with liquid as the anode
We find that we made a mistake in the estimation of the H2O2 concentration by the colorimetric method in our previous paper (J. Lin et al., Eur. Phys. J. D (2020) 74: 80) [1].
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Open AccessTriboelectric nanogenerators: Fundamental physics and potential applications
Based on the conjunction of contact electrification and electrostatic induction, triboelectric nanogenerators (TENGs) can harvest mechanical energy dispersed in our environment. With the characteristics of sim...
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Open AccessMosquito counting system based on optical sensing
Mosquitos, sometimes carrying deadly diseases such as malaria, zika, and dengue fever, cause much concern. To control mosquitos, it is important to effectively monitor their presence and behavioral trends. We ...
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Publisher Correction: Rapid desolvation-triggered domino lattice rearrangement in a metal–organic framework
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
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Open AccessAqueous lubrication and surface microstructures of engineering polymer materials (PEEK and PI) when sliding against Si3N4
Polyether-ether-ketone (PEEK) and polyimide (PI) are two kinds of engineering polymer materials widely used as roller bearing cages and rings under extreme environment because of their noise reduction and corr...
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Article
Effect of modified iodine on defect structure and antibacterial properties of ZnO in visible light
Iodine-modified ZnO with oxygen vacancies were synthesized by the solvothermal method. The crystal structure, morphology, optical properties and defects of as-prepared samples were characterized by XRD, SEM, D...
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Open AccessControlled Preparation of Co3O4@porous-SiO2 Nanocomposites for Fischer–Tropsch Synthesis
Monodispersible Co3O4 nanoparticles were prepared via a facile solvothermal route using polyvinylpyrrolidone (PVP) as cap** agent and the porous silica shell was then coated by means of the Stöber process to f...
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Open AccessEfficient adsorption and photocatalytic degradation of Congo red onto hydrothermally synthesized NiS nanoparticles
NiS nanoparticles (NiS NPs) have been hydrothermally prepared and characterized by the methods of X-ray diffraction, scanning electronic microscope, X-ray photoelectron spectroscopy, UV–Vis diffuse reflectance...
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Preparation, Characterization and Photocatalytic Activities of F-doped TiO2 Nanotubes