Xiaoqin Guo
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View article: Thermal and electrical coupling mechanism in the microwave-Driven synthesis of (Cr0.2Mn0.2Fe0.2Co0.2Ni0.2)3O4 high-entropy oxide
Thermal and electrical coupling mechanism in the microwave-Driven synthesis of (Cr0.2Mn0.2Fe0.2Co0.2Ni0.2)3O4 high-entropy oxide Open
As a green and efficient heating technology, microwave heating technology is widely recognized for its innovative mechanism. In this work, (Cr0.2Mn0.2Fe0.2Co0.2Ni0.2)3O4 high-entropy oxide ceramics were efficiently synthesized by microwave…
View article: Recent Progress of Liquid Metal-Based Electromagnetic Shielding Materials
Recent Progress of Liquid Metal-Based Electromagnetic Shielding Materials Open
Electromagnetic shielding materials are pivotal for suppressing electromagnetic radiation and mitigating potential health risks that electronic devices may pose to humans. Beyond health protection, they also hold significant strategic valu…
View article: Study on the Electrospinning Fabrication of PCL/CNTs Fiber Membranes and Their Oil–Water Separation Performance
Study on the Electrospinning Fabrication of PCL/CNTs Fiber Membranes and Their Oil–Water Separation Performance Open
This study focused on the preparation of poly(ε-caprolactone)/carbon nanotubes (PCL/CNTs) composite membranes via electrospinning technology and investigated their performance in oil–water separation. The effects of varying CNTs contents a…
View article: Policy iteration for nonconvex viscous Hamilton--Jacobi equations
Policy iteration for nonconvex viscous Hamilton--Jacobi equations Open
We study the convergence rates of policy iteration (PI) for nonconvex viscous Hamilton--Jacobi equations using a discrete space-time scheme, where both space and time variables are discretized. We analyze the case with an uncontrolled diff…
View article: Highly Stretchable, Transparent Hydrogel for Electromagnetic Interference Shielding
Highly Stretchable, Transparent Hydrogel for Electromagnetic Interference Shielding Open
The demand for transparent electromagnetic interference (EMI) shielding materials has intensified, driven by the shortcomings of conventional transparent shielding materials, which exhibit limited light transmittance properties and struggl…
View article: Enhanced High-Performance iPP/TPU/MWCNT Nanocomposite for Electromagnetic Interference Shielding
Enhanced High-Performance iPP/TPU/MWCNT Nanocomposite for Electromagnetic Interference Shielding Open
The rapid development of electronic communication technology has led to an undeniable issue of electromagnetic pollution, prompting widespread attention from researchers to the study of electromagnetic shielding materials. Herein, a simple…
View article: Advancing crush syndrome management: the potent role of Sodium zirconium cyclosilicate in early hyperkalemia intervention and survival enhancement in a rat model
Advancing crush syndrome management: the potent role of Sodium zirconium cyclosilicate in early hyperkalemia intervention and survival enhancement in a rat model Open
Background: Crush Syndrome (CS), a severe trauma resulting from prolonged muscle compression, is commonly seen in large-scale disasters such as earthquakes. It not only causes localized tissue damage but also triggers electrolyte imbalance…
View article: Markedly enhancing mechanical properties of powder metallurgy superalloy by hot oscillatory forging
Markedly enhancing mechanical properties of powder metallurgy superalloy by hot oscillatory forging Open
A powder metallurgy superalloy prepared by hot pressing (HP) was forged under static and oscillatory pressures. The microstructure, mechanical properties and fracture behavior of the sample before and after forging were characterized in de…
View article: Mapper of the IGM spin temperature: instrument overview
Mapper of the IGM spin temperature: instrument overview Open
The observation of the global 21 cm signal produced by neutral hydrogen gas in the intergalactic medium (IGM) during the Dark Ages, Cosmic Dawn, and Epoch of Reionization requires measurements with extremely well-calibrated wideband radiom…
View article: Recent progress on the electromagnetic wave absorption of one-dimensional carbon-based nanomaterials
Recent progress on the electromagnetic wave absorption of one-dimensional carbon-based nanomaterials Open
The rapid development of electronic information technology and the use of high-power electrical equipment have led to the increasingly serious problem of electromagnetic interference (EMI). Therefore, it is of great significance to study e…
View article: Self-Healing Liquid Metal Magnetic Hydrogels for Smart Feedback Sensors and High-Performance Electromagnetic Shielding
Self-Healing Liquid Metal Magnetic Hydrogels for Smart Feedback Sensors and High-Performance Electromagnetic Shielding Open
Hydrogels exhibit potential applications in smart wearable devices because of their exceptional sensitivity to various external stimuli. However, their applications are limited by challenges in terms of issues in biocompatibility, custom s…
View article: Hierarchical dandelion-like CoS <sub>2</sub> hollow microspheres: self-assembly and controllable microwave absorption performance
Hierarchical dandelion-like CoS <sub>2</sub> hollow microspheres: self-assembly and controllable microwave absorption performance Open
The CoS 2 hollow microspheres were synthesized by solvothermal–hydrothermal etching and in situ vulcanization process. When the filling is 25 wt%, the RLmin at 3.3 mm is −47.3 dB and the maximum EAB at 3.2 mm is 9.0 GHz.
View article: Strengthening Ni-Coated CNT/Mg Composites by Optimizing the CNT Content
Strengthening Ni-Coated CNT/Mg Composites by Optimizing the CNT Content Open
The dispersion of carbon nanotubes (CNTs) is the bottleneck in CNT-reinforced metal matrix composites. In this work, CNT/Mg composites were prepared by grinding Mg powder and then dispersing CNTs via ball milling and hot pressing. The unif…
View article: Strengthening and Toughening CNTs/Mg Composites by OpTimizing the Grinding Time of Magnesium Powder
Strengthening and Toughening CNTs/Mg Composites by OpTimizing the Grinding Time of Magnesium Powder Open
In this paper, CNT/Mg composites with high compressive properties were prepared by using Ni-plated CNT and pure magnesium powder as raw materials through the grinding of magnesium powder, ball-milling mixing and hot-pressing sintering. The…
View article: In Situ Formation of CoS2 Hollow Nanoboxes via Ion-Exchange for High-Performance Microwave Absorption
In Situ Formation of CoS2 Hollow Nanoboxes via Ion-Exchange for High-Performance Microwave Absorption Open
Hollow nanoboxes structure have raised great attention as microwave absorption materials on account of their ultralow density and large specific area. By introducing an adjustable interior cavity structure, the dielectric loss and microwav…
View article: Influence of Soft Phase and Carbon Nanotube Content on the Properties of Hierarchical AZ61 Matrix Composite with Isolated Soft Phase
Influence of Soft Phase and Carbon Nanotube Content on the Properties of Hierarchical AZ61 Matrix Composite with Isolated Soft Phase Open
Carbon nanotube-reinforced magnesium matrix (CNTs/Mg) composite has great application potential in the transportation industry, but the trade-off between strength and ductility inhibits its widespread application. In order to balance the s…
View article: Effect of CNT Content on Microstructure and Properties of CNTs/Refined-AZ61 Magnesium Matrix Composites
Effect of CNT Content on Microstructure and Properties of CNTs/Refined-AZ61 Magnesium Matrix Composites Open
Carbon nanotubes (CNTs) reinforced magnesium matrix composites have great application potential in the transportation industry, but the low absolute strength is the main obstacle to its application. In this paper, copper-coated CNTs and AZ…
View article: Lightweight Epoxy/Cotton Fiber-Based Nanocomposites with Carbon and Fe<sub>3</sub>O<sub>4</sub> for Electromagnetic Interference Shielding
Lightweight Epoxy/Cotton Fiber-Based Nanocomposites with Carbon and Fe<sub>3</sub>O<sub>4</sub> for Electromagnetic Interference Shielding Open
Cotton fiber (CF)-based electroconductive papers were prepared by facile aqueous dispersion and drying processes combined with carbon nanotubes (CNTs) or graphene nanosheets (GNPs). To enhance the electromagnetic interference (EMI) shieldi…