A5087083630- Atmospheric chemistry and aerosols
- Advanced Battery Materials and Technologies
- Advancements in Battery Materials
- Advanced Antenna and Metasurface Technologies
- Air Quality and Health Impacts
- Electromagnetic wave absorption materials
- Metamaterials and Metasurfaces Applications
- Atmospheric Ozone and Climate
- Advanced battery technologies research
- Advanced Battery Technologies Research
- Indoor Air Quality and Microbial Exposure
- Layered Double Hydroxides Synthesis and Applications
- Landslides and related hazards
- Air Quality Monitoring and Forecasting
- Supercapacitor Materials and Fabrication
- Atmospheric and Environmental Gas Dynamics
- Vehicle emissions and performance
- Advanced Photocatalysis Techniques
- Toxic Organic Pollutants Impact
- MXene and MAX Phase Materials
- Water Quality Monitoring and Analysis
- Dam Engineering and Safety
- Advanced Memory and Neural Computing
- Electromagnetic Launch and Propulsion Technology
- Hydrology and Sediment Transport Processes
Shanghai Jiao Tong University
2024-2025
Chinese Academy of Sciences
2017-2024
Tongji University
2019-2024
University of Chinese Academy of Sciences
2017-2024
Xinjiang Institute of Ecology and Geography
2024
Institute of Mountain Hazards and Environment
2009-2024
Institute of Atmospheric Physics
2017-2023
Institute of Electronics
2023
Zhongyuan University of Technology
2023
Chinese Academy of Fishery Sciences
2022
In this study, yolk-shell Ni@SnO2 composites with a designable interspace were successfully prepared by the simple acid etching hydrothermal method. The Ni@void@SnO2 characterized X-ray diffraction, Fourier transform infrared spectroscopy, photoelectron scanning electron microscopy, and transmission microscopy. results indicate that interspaces exist between Ni cores SnO2 shells. Moreover, void can be adjusted controlling reaction time. unique show outstanding electromagnetic wave absorption...
The flower-like CuS hollow microspheres exhibit the advantages of strong absorption, thin thickness, wide absorption band width and lightweight.
In this work, dendritelike and rodlike NiCu alloys were prepared by a one-pot hydrothermal process at various reaction temperatures (120, 140, 160 °C). The structure morphology analyzed scanning electron microscopy, energy-dispersive spectrometry, X-ray diffraction, transmission which that demonstrate have core-shell heterostructures with Ni as the shell Cu core. formation mechanism of structures was also discussed. uniform perfect alloy obtained 140 °C shows outstanding electromagnetic-wave...
The core–shell Ni–SiO<sub>2</sub> composite exhibits the best electromagnetic wave absorption in GHz range with a minimum reflection loss of −40.0 dB, which is superior to those Ni–TiO<sub>2</sub> and Ni microspheres.
Abstract The propensity of Zn‐metal anodes to form non‐uniform or dendritic electrodeposits is bound up with the nature electrode surface. However, effect surface structure on inherent nucleation and deposition Zn not yet well understood. Here, a anode reconstructed Sn‐crystal textures via facile chemical displacement reaction. Compared bare Zn, high‐affinity binding sites Sn afford lower energy barrier, which promotes kinetics. What more, Sn‐textured moderate affinity but high average...
In this work, the magnetic–dielectric core-shell heterostructure composites with core of Ni submicron spheres and shell SnO2 nanorods were prepared by a facile two-step route. The crystal structure morphology investigated X-ray diffraction analysis, transmission electron microscopy (TEM), field emission scanning (FESEM). FESEM TEM measurements present that perpendicularly grown on surfaces density could be tuned simply varying addition amount Sn2+ in process. Ni/SnO2 also determined...
Metallic magnesium batteries are promising candidates beyond lithium-ion batteries; however, a passive interfacial layer because of the electro-reduction solvents on Mg surfaces usually leads to ultrahigh overpotential for reversible chemistry. Inspired by excellent separation effect permselective metal-organic framework (MOF) at angstrom scale, large-area and defect-free MOF membrane directly is here constructed. In this process, electrochemical deprotonation ligand can be facilitated...
Abstract Electromagnetic absorption (EMA) materials with light weight and harsh environmental robustness are highly desired crucially important in the stealth of high-speed vehicles. However, meeting these two requirements is always a great challenge, which excluded most attractive lightweight candidates, such as carbon-based materials. In this study, SiC nw -reinforced SiCNO (SiC /SiCNO) composite aerogels were fabricated through in-situ growth polymer-derived ceramic by using...
Rapid warming in the Arctic has a huge impact on global environment. Atmospheric brown carbon (BrC) is one of least understood and uncertain agents due to scarcity observations. Here, we performed direct observations atmospheric BrC quantified its light-absorbing properties during 2-month circum-Arctic cruise summer 2017. Through observation-constrained modeling, show that BrC, mainly originated from biomass burning mid- high latitudes Northern Hemisphere (∼60%), can be strong agent region,...
Rechargeable magnesium (Mg) batteries based on conventional electrolytes are seriously plagued by the formation of ion-blocking passivation layer Mg metal anode. By tracking Mg2+ solvation sheath, this work links components to -solvents (1,2-dimethoxyethane, DME) coordination and consequent thermodynamically unstable DME molecules. On basis, we propose a methodology tailor introducing additive solvent with extreme electron richness. Oxygen atoms in phosphorus-oxygen groups compete that...
Ordered honeycomb-like SnO2 foams were successfully synthesized by means of a template method. The honeycomb analyzed X-ray diffraction (XRD), thermogravimetric and differential scanning calorimetry (TG-DSC), laser Raman spectra, electron microscopy (SEM), Fourier transform infrared (FT-IR). It can be found that the foam configurations determined size polystyrene templates. electromagnetic properties ordered also investigated network analyzer. results reveal microwave absorption dependent on...
The microwave absorption properties of the core–shell Ni@rutile TiO<sub>2</sub> composite are superior to those Ni@anatase composite.
In this article, composites consisting of porous Ni cores coated with boehmite/nickel aluminum oxide nanoflakes were successfully prepared by a versatile method. The crystal constituents and shapes the strongly influenced reaction temperature, their microwave absorption properties investigated in terms complex permittivity permeability. results reveal that comprising synthesized at 180 °C present superior properties. optimal reflection loss is -44.3 dB (>99.99% attenuation) 14.4 GHz,...
The microwave absorption properties of a core–shell rice-like CuO-coated Ni composite are superior to those pure microspheres and CuO nanoflakes. optimal reflection loss is −62.2 dB at 13.8 GHz.
In this study, novel porous hollow Ni/SnO2 hybrids were prepared by a facile and flexible two-step approach composed of solution reduction subsequent reaction-induced acid corrosion. our protocol, it can be found that the hydrothermal temperature exerts vital influence on phase crystal morphology hybrids. Notably, Ni microspheres might completely corroded in process at 220 °C. The complex permittivity permeability hybrids-paraffin wax composite measured based vector network analyzer...
A core–shell ternary ZnS/Ni<sub>3</sub>S<sub>2</sub>@Ni composite exhibiting superior electromagnetic wave absorption properties was synthesized.
Rechargeable magnesium batteries (RMBs) are seriously plagued by the direct exposure of Mg anode to electrolyte components, leading spontaneous and electrochemical side reactions interfacial passivation. Herein, a benign coordination layer is constructed at Mg/electrolyte interface where aniline with strong magnesiophilic amine group high stability chosen as representative, which has higher adsorption energy than DME (1,2-dimethoxyethane) trace water. This environment mitigates reactions,...
Developing magnesium (Mg) metal electrodes for extended cycling at practical areal capacities is crucial the commercialization of Mg battery commercialization. However, a higher areal-capacity operation requires greater nucleation ability, which further complicated by fact that faces desolvation barrier than Li. This study investigates correlation between operated capacity and short circuit. Accelerated lifespan degradation (670 to 15 h) occurs with increased due circuit from uneven plating....
Mg anodes are hindered by a huge overpotential and limited cycling life, stemming primarily from the unstable interphase between electrolyte. An effective approach lies in establishing an anion-derived, inorganic-rich solid–electrolyte (SEI) that mitigates continuous reduction of Nevertheless, high charge density divalent cations poses significant challenge balancing coordination dissociation anions within Mg2+ solvation sheath. Herein, selecting small-sized OTf–, diglyme solvent, trimethyl...
Abstract Aqueous Zn‐ion batteries are promising for large‐scale energy storage due to low cost and high safety. However, aqueous electrolyte induces severe side reactions at Zn anode, especially hydrogen evolution reaction (HER). Herein, it is first revealed that the freshly nucleated‐Zn (FN‐Zn) atoms during plating process show higher reactivity stronger adsorption of proton than metallic anode by X‐ray absorption near edge structure (XANES) corresponding extended fine (EXAFS), density...