Xiong Yang
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View article: Design and 3D Printing of Ceramic Insulation for Surface Flashover Mitigation in Vacuum
Design and 3D Printing of Ceramic Insulation for Surface Flashover Mitigation in Vacuum Open
Poor electrical strength of the ceramic–vacuum interface restricts the development of various electrical/electronic devices. Limitations of solutions based on conventional ceramics fabrication procedures are becoming prominent with the fur…
View article: Secondary electron emission and trap state in-situ combined (SETiC) measurement for spacecraft ESD protection
Secondary electron emission and trap state in-situ combined (SETiC) measurement for spacecraft ESD protection Open
View article: Dynamic charge transport behavior of double-layer thin film materials under electron beam irradiation
Dynamic charge transport behavior of double-layer thin film materials under electron beam irradiation Open
Spacecraft dielectrics in the complex space environment often suffer charging and discharging, causing on-orbit anomalies and failures. Studying charge transport in the dielectric during a spacecraft’s charging process is crucial. It helps…
View article: Unveiling Synergistic Interface Effects on Charge Trapping Regulation in Polymer Composite Dielectrics through Multiscale Modeling
Unveiling Synergistic Interface Effects on Charge Trapping Regulation in Polymer Composite Dielectrics through Multiscale Modeling Open
Interface design is a promising strategy to enhance the dielectric strength in polymer composites through regulating the charge transport process. However, the targeted exploitation of interface effects is limited due to a lack of fundamen…
View article: Investigation of the dynamic charge transport behaviours under electron beam irradiation of advanced insulation materials for aerospace applications
Investigation of the dynamic charge transport behaviours under electron beam irradiation of advanced insulation materials for aerospace applications Open
Aerospace dielectric components on spacecrafts are frequently exposed to surface charging. Here the dynamic charging behaviours of advanced aerospace dielectrics under electron beam irradiation are investigated. Combined measurement of die…
View article: Triketone-Acylphloroglucinol-Monoterpenoid Hybrids from Callistemon Viminalis, a New Structural Template of Anti-Cardiac Hypertrophy
Triketone-Acylphloroglucinol-Monoterpenoid Hybrids from Callistemon Viminalis, a New Structural Template of Anti-Cardiac Hypertrophy Open
View article: Synergistic Interface Effects in Composite Dielectrics: Insights into Charge Trapping Regulation through Multiscale Modeling
Synergistic Interface Effects in Composite Dielectrics: Insights into Charge Trapping Regulation through Multiscale Modeling Open
The rapid development of modern energy applications drives an urgent need to enhance the dielectric strength of energy storage dielectrics for higher power density. Interface design is a promising strategy to regulate the crucial charge tr…
View article: Effect of accelerator on properties of epoxy resin re‐prepared from alcoholysis recycling
Effect of accelerator on properties of epoxy resin re‐prepared from alcoholysis recycling Open
Alcoholysis has emerged as a crucial method for the degradation of anhydride‐cured epoxy resin, and the degraded epoxy resin (DER) can be reused to prepare a new resin. Accelerator is commonly employed in the preparation of epoxy resin to …
View article: RV-FELM: Futures commodity price forecasting based on RIME-VMD algorithm coupled with FA-ELM
RV-FELM: Futures commodity price forecasting based on RIME-VMD algorithm coupled with FA-ELM Open
Commodity futures are an important hedging tool in material trade, and by accurately predicting prices, countries and firms are able to make informed production and consumption decisions. This paper introduces a novel machine learning ense…
View article: Investigation of the dynamic charge transport behaviors under electron beam irradiation of advanced insulation materials for aerospace applications
Investigation of the dynamic charge transport behaviors under electron beam irradiation of advanced insulation materials for aerospace applications Open
Aerospace dielectric components of orbital spacecrafts are frequently exposed to harsh space environment, where beam irradiation leads to persistent charging and discharging of these dielectric materials. Here the dynamic charge transport …
View article: Investigation of sheath structure in surface flashover induced by high-power microwave
Investigation of sheath structure in surface flashover induced by high-power microwave Open
Flashover is a major limiting factor for the transmission and miniaturization of high-power microwave (HPM) devices. We conducted a study to investigate the developmental process of surface flashover on HPM dielectric windows through parti…
View article: Integrated modelling of vacuum flashover development: Above‐surface processes and breakdown threshold analyses
Integrated modelling of vacuum flashover development: Above‐surface processes and breakdown threshold analyses Open
The flashover in vacuum is a rapid interfacial discharge across the insulator surface when subjected to high applied voltage. Here a theoretical model covering above‐surface processes is introduced. The model calculates the flashover thres…
View article: Suppression of dielectric surface flashover induced by strong electromagnetic field at multiple spatial scales based on above/sub-surface discharge development mechanisms
Suppression of dielectric surface flashover induced by strong electromagnetic field at multiple spatial scales based on above/sub-surface discharge development mechanisms Open
Spacecraft charging and electrostatic discharging (ESD) are prone to occur in harsh space environments. In particular, in the case of coupling strong electromagnetic field (EMF), ESD damages may occur at a low charging potential, posing a …
View article: Investigation of wide-range trap energy spectra of typical aerospace polymer dielectric materials by using photo-stimulated discharge method
Investigation of wide-range trap energy spectra of typical aerospace polymer dielectric materials by using photo-stimulated discharge method Open
The presence of space charge in polymer insulation materials has emerged as a critical constraint in the advancement of polymer materials for high-voltage electrical devices. Trap properties play a pivotal role in governing the storage and…
View article: Optimal Scheduling Study of Multi-Source Power Generation System with an Electric Heating Unit
Optimal Scheduling Study of Multi-Source Power Generation System with an Electric Heating Unit Open
This paper proposes an optimal dispatching strategy for a multi-source power generation system containing electric heating devices. A multi-source co-generation system model containing electric heating devices is constructed with the minim…
View article: Tailoring Organic/Inorganic Interface Trap States of Metal Oxide/Polyimide toward Improved Vacuum Surface Insulation
Tailoring Organic/Inorganic Interface Trap States of Metal Oxide/Polyimide toward Improved Vacuum Surface Insulation Open
High-voltage and high-power devices are indispensable in spacecraft for outer space explorations, whose operations require aerospace materials with adequate vacuum surface insulation performance. Despite persistent attempts to fabricate su…
View article: Calculation of binding energy and mechanical properties of FOX-7 with three kinds of binders
Calculation of binding energy and mechanical properties of FOX-7 with three kinds of binders Open
In order to select the binder suitable for FOX-7 polymer bonded explosives system, the binding energy and mechanical properties of FOX-7 with three binders were calculated by molecular dynamics method. The results show that the binding ene…
View article: Design and 3D printing of porous cavity insulation structure for ultra‐high electrical withstanding capability
Design and 3D printing of porous cavity insulation structure for ultra‐high electrical withstanding capability Open
Vacuum‐dielectric interface is the most vulnerable part of vacuum insulation systems where surface electrical breakdown is prone to happen, hence severely restricts the development of advanced electro‐vacuum devices with large capacity and…
View article: Research on flashover characteristics of typical interconnect structures on printed circuit board and influential factors under DC voltage
Research on flashover characteristics of typical interconnect structures on printed circuit board and influential factors under DC voltage Open
With the development of high-density and highly integrated electronic devices, the insulation characteristics between the interconnects of printed circuit boards (PCBs) are the key issues to be considered in their design and production. Mo…
View article: Material Optimization Engineering toward xLiFePO4·yLi3V2(PO4)3 Composites in Application-Oriented Li-Ion Batteries
Material Optimization Engineering toward xLiFePO4·yLi3V2(PO4)3 Composites in Application-Oriented Li-Ion Batteries Open
The development of LiFePO4 (LFP) in high-power energy storage devices is hampered by its slow Li-ion diffusion kinetics. Constructing the composite electrode materials with vanadium substitution is a scientific endeavor to boost LFP’s powe…
View article: Enhancement in Electrical and Thermal Properties of LDPE with Al2O3 and h-BN as Nanofiller
Enhancement in Electrical and Thermal Properties of LDPE with Al2O3 and h-BN as Nanofiller Open
Low-density polyethylene (LDPE) has excellent dielectric properties and is extensively used in electrical equipment. Hexagonal boron nitride (h-BN) is similar to a graphite-layered structure, and alumina fiber (Al2O3) has high-temperature …
View article: Ultralow secondary electron emission and improved vacuum surface insulation of polyimide with scalable nanocomposite coating
Ultralow secondary electron emission and improved vacuum surface insulation of polyimide with scalable nanocomposite coating Open
View article: A Novel Ammonium Bicarbonate Activator Enabling the Bifunctional Effect of High Activity and Stability of Steel Slag and its Promotion Mechanism
A Novel Ammonium Bicarbonate Activator Enabling the Bifunctional Effect of High Activity and Stability of Steel Slag and its Promotion Mechanism Open
View article: A method to numerically determine the secondary electron yield considering effects of the surface morphology
A method to numerically determine the secondary electron yield considering effects of the surface morphology Open
Secondary electron emission (SEE) of solid materials due to electron bombardment is influenced by numerous properties of materials, where the surface condition plays a critical role in the value of secondary electron yield (SEY). Here, a 3…
View article: An efficient energy characteristics and explosion heat improving method of FOX-7-based aluminized explosives
An efficient energy characteristics and explosion heat improving method of FOX-7-based aluminized explosives Open
Exploring new composite explosives based on 1,1-diamino-2,2-dinitroethylene (FOX-7) is significant in the field of insensitive high explosives (IHE). Despite having good detonation performance compared to RDX, FOX-7 has not been successful…
View article: Material Regulation Engineering Towards xLiFePO <sub>4</sub>·yLi <sub>3</sub>V <sub>2</sub>(PO <sub>4</sub>) <sub>3</sub> Composites in Application-Oriented
Material Regulation Engineering Towards xLiFePO <sub>4</sub>·yLi <sub>3</sub>V <sub>2</sub>(PO <sub>4</sub>) <sub>3</sub> Composites in Application-Oriented Open
View article: Study on the explosion field temperature and gas products of FOX-7 / RDX based aluminized explosives
Study on the explosion field temperature and gas products of FOX-7 / RDX based aluminized explosives Open
To investigate the effect of RDX on the explosion reaction mechanism of FOX-7 based aluminized explosives in vacuum environment, the explosion field temperature of FOX-7 based aluminized explosives and RDX/FOX-7 based aluminized explosives…
View article: Enhanced Thermal Conductivity and Dielectric Properties of h-BN/LDPE Composites
Enhanced Thermal Conductivity and Dielectric Properties of h-BN/LDPE Composites Open
Low-density polyethylene (LDPE), as an excellent dielectric insulating material, is widely used in electrical equipment insulation, whereas its low thermal conductivity limits its further development and application. Hexagonal boron nitrid…
View article: Stereolithography based additive manufacturing of high-k polymer matrix composites facilitated by thermal plasma processed barium titanate microspheres
Stereolithography based additive manufacturing of high-k polymer matrix composites facilitated by thermal plasma processed barium titanate microspheres Open
View article: UV-cured nanocomposite coating for surface charging mitigation and breakdown strength enhancement: exploring the combination of surface topographical structure and perfluorooctyl chain
UV-cured nanocomposite coating for surface charging mitigation and breakdown strength enhancement: exploring the combination of surface topographical structure and perfluorooctyl chain Open
A facile method using a nanocomposite coating is proposed to suppress surface charge accumulation and enhance the surface breakdown strength of polymeric insulating materials like epoxy resin by covering a thin modified alumina flake/UV cu…