Guoqun Zhao
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View article: A novel pre-foaming strategy to manipulate carbon dioxide adsorption and desorption behavior for achieving low-density TPU foams
A novel pre-foaming strategy to manipulate carbon dioxide adsorption and desorption behavior for achieving low-density TPU foams Open
View article: A novel synergistic enhancement for UHMWPE foam via HDPE homologous reinforcement and MWCNTs-induced “window-broken” effect for advanced biphasic separation and heating insulation
A novel synergistic enhancement for UHMWPE foam via HDPE homologous reinforcement and MWCNTs-induced “window-broken” effect for advanced biphasic separation and heating insulation Open
View article: Enhanced corrosion resistance of die steel by depositing TiAlSiN coating through HiPIMS
Enhanced corrosion resistance of die steel by depositing TiAlSiN coating through HiPIMS Open
View article: Fatigue behavior and damage mechanism of copper-niobium multi-filament nanocomposite material under cyclic three-point bending
Fatigue behavior and damage mechanism of copper-niobium multi-filament nanocomposite material under cyclic three-point bending Open
View article: Ultra-expanded microcellular shape memory polymer foams via supercritical foaming for recyclable oil absorption and improved thermal insulation
Ultra-expanded microcellular shape memory polymer foams via supercritical foaming for recyclable oil absorption and improved thermal insulation Open
Shape memory foams (SMFs) have garnered significant attention as smart, sustainable solutions for diverse applications, including environmental remediation and thermal insulation. However, their practical utility has often been constrained…
View article: Tailored Electro–Magnetic–Porous Multigradient Nanoarchitectonics for Absorption‐Dominated Electromagnetic Interference Shielding and Adaptive Multifunctionality
Tailored Electro–Magnetic–Porous Multigradient Nanoarchitectonics for Absorption‐Dominated Electromagnetic Interference Shielding and Adaptive Multifunctionality Open
Herein, a multifunctional electromagnetic interference (EMI) shielding membrane with a conductivity–permeability–pore size gradient structure is fabricated via shear‐induced in situ fibrillation coupled with layer‐by‐layer assembly. Under …
View article: Heterogeneous strain-driven dynamic recrystallization behavior of Mg–Y-Nd-Zr-Gd alloy: A quasi in-situ investigation
Heterogeneous strain-driven dynamic recrystallization behavior of Mg–Y-Nd-Zr-Gd alloy: A quasi in-situ investigation Open
View article: Regulation of high-temperature microstructure evolution and recrystallization by pre-strain accumulation in Al–Zn–Mg–Cu alloys
Regulation of high-temperature microstructure evolution and recrystallization by pre-strain accumulation in Al–Zn–Mg–Cu alloys Open
This study systematically investigates the hot deformation behavior of Al–Zn–Mg–Cu alloy through pre-deformation compression tests at different temperatures (room temperature, RT, and cryogenic temperature, CT) with varying pre-strain leve…
View article: Enhancing Ultrasonic Welding Joints of <scp>CF</scp> / <scp>PEEK</scp> Composites and Aluminum via Pre‐Deposition of a <scp>PEEK</scp> Layer Onto the Metal Substrate
Enhancing Ultrasonic Welding Joints of <span>CF</span> / <span>PEEK</span> Composites and Aluminum via Pre‐Deposition of a <span>PEEK</span> Layer Onto the Metal Substrate Open
The integration of metals with carbon fiber composites has become a pivotal area of research in lightweight design, with ultrasonic welding emerging as a promising joining technique. In this study, a novel surface pretreatment process for …
View article: Green construction of highly tunable micro-nano porous polymers based on polymethylmethacrylate /polyvinylidene fluoride self-assembly system and ultra-low pressure CO2 foaming
Green construction of highly tunable micro-nano porous polymers based on polymethylmethacrylate /polyvinylidene fluoride self-assembly system and ultra-low pressure CO2 foaming Open
The green construction of micro-nano porous polymers with great potential still faces extreme challenges, including polluting solution blending processes, the use of exogenous nucleating agents, high saturation pressure and even chlorofluo…
View article: Ultrasonic welding of thermoplastic composites with woven mesh energy directors: Enhanced strength and hygrothermal resistance
Ultrasonic welding of thermoplastic composites with woven mesh energy directors: Enhanced strength and hygrothermal resistance Open
In ultrasonic welding of thermoplastic composites, energy directors (EDs) based on thermoplastic films often exhibit low heat generation efficiency and uneven temperature distribution at the welding interface, which negatively affect weld …
View article: Pore‐Gradient, Flexible, and Fully‐Degradable Foam with Outstanding Noise Absorption and Thermal Insulation
Pore‐Gradient, Flexible, and Fully‐Degradable Foam with Outstanding Noise Absorption and Thermal Insulation Open
With the increasing frequency of extreme cold conditions and emphasis on sustainable economic development, there is an escalated demand for the eco‐friendly fabrication of thermal insulation and noise absorption materials. These materials …
View article: Innovative crosslinking and foaming Strategies for Advancing biodegradable composite foams: Enhancing Foamability, Flexibility, and thermal insulation
Innovative crosslinking and foaming Strategies for Advancing biodegradable composite foams: Enhancing Foamability, Flexibility, and thermal insulation Open
Ensuring thermal insulation stability under an extreme condition and optimizing energy utilization efficiency emerge as a pivotal concern. Bio-based poly(butylene adipate-co-terephthalate) (PBAT) foams, characterized by irreplaceable flexi…
View article: The development of advanced low‐melt polyaryl‐ether‐ketone ( <scp>LM</scp> ‐ <scp>PAEK</scp> ) composite adhesive joints with good hygrothermal and chemical resistance
The development of advanced low‐melt polyaryl‐ether‐ketone ( <span>LM</span> ‐ <span>PAEK</span> ) composite adhesive joints with good hygrothermal and chemical resistance Open
In this study, a novel high‐power UV irradiation technique was used to activate the bonding surfaces of carbon fiber reinforced low‐melt polyaryl‐ether‐ketone (CF/LM‐PAEK) laminates, followed by bonding with an aerospace adhesive. The effe…
View article: Multifunctional Janus-Structured Polytetrafluoroethylene-Carbon Nanotube-Fe3O4/MXene Membranes for Enhanced EMI Shielding and Thermal Management
Multifunctional Janus-Structured Polytetrafluoroethylene-Carbon Nanotube-Fe3O4/MXene Membranes for Enhanced EMI Shielding and Thermal Management Open
Herein, a novel Janus-structured multifunctional membrane with integrated electromagnetic interference (EMI) shielding and personalized thermal management is fabricated using shear-induced in situ fibrillation and vacuum-assisted filtratio…
View article: Enhanced Fatigue Performance of Cfrp/Al Sheets Joined by Low-Frequency Spr Method
Enhanced Fatigue Performance of Cfrp/Al Sheets Joined by Low-Frequency Spr Method Open
View article: Thermoplastic Polyester Elastomer Foams with Tailored Morphology and Mechanical Performance Achieved by Manipulating Microphase-Separated Structure
Thermoplastic Polyester Elastomer Foams with Tailored Morphology and Mechanical Performance Achieved by Manipulating Microphase-Separated Structure Open
View article: Green Construction of Highly Tunable Micro-Nano Porous Polymers Based on Polymethylmethacrylate /Polyvinylidene Fluoride Self-Assembly System and Ultra-Low Pressure Co2 Foaming
Green Construction of Highly Tunable Micro-Nano Porous Polymers Based on Polymethylmethacrylate /Polyvinylidene Fluoride Self-Assembly System and Ultra-Low Pressure Co2 Foaming Open
View article: Enhanced Surface Mechanical and Tribological Properties of H13 Die Steel with TiAlSiN Coating Deposited by HiPIMS
Enhanced Surface Mechanical and Tribological Properties of H13 Die Steel with TiAlSiN Coating Deposited by HiPIMS Open
TiAlSiN is a potential protection coating for die steel to improve the surface hardness, anti-wear performance and suitability. In the present study, TiAlSiN is deposited on H13 die steel by high power impulse magnetron sputtering and the …
View article: Chirality hierarchical transfer in homochiral polymer crystallization under high-pressure CO2
Chirality hierarchical transfer in homochiral polymer crystallization under high-pressure CO2 Open
Ordered phase transitions are commonly correlated to symmetry breaking, while disordered phase transitions are characterized by symmetry restoration. Nevertheless, this study demonstrates that these correlation relations are not always app…
View article: Investigation of constitutive models and microstructure evolution during hot deformation and solution treatment of Al–Zn–Mg–Cu alloy
Investigation of constitutive models and microstructure evolution during hot deformation and solution treatment of Al–Zn–Mg–Cu alloy Open
In this paper, isothermal thermal compression tests were carried out on Al–Zn–Mg–Cu alloys at varying deformation temperatures (360°C∼440°C) and strain rates (0.001s−1∼10s−1) using a Gleeble-3500C thermal simulation tester. Based on the tr…
View article: Fabrication of Al coating for corrosion protection of Mg−Zn−Al−Sn−Mn alloy based on cold spraying process
Fabrication of Al coating for corrosion protection of Mg−Zn−Al−Sn−Mn alloy based on cold spraying process Open
Al coating was fabricated on the surface of Mg−Zn−Al−Sn−Mn alloy by cold spraying process to enhance its corrosion resistance. The effects of temperature and pressure of working gas on the microstructure and corrosion behaviors of Al coati…
View article: Nanoscale analysis of interfacial structure and its effects on mechanical properties of Mg/Al laminate reinforced by TiB2 particles
Nanoscale analysis of interfacial structure and its effects on mechanical properties of Mg/Al laminate reinforced by TiB2 particles Open
Fabricating Mg/Al laminate is an effective strategy to circumvent the inherently low formability and poor corrosion resistance of Mg alloys. Here, Mg/Al laminate with good bonding quality and mechanical properties was successfully fabricat…
View article: An efficient pre-foamed method to fabricate low density poly(ether-block-amide) foams
An efficient pre-foamed method to fabricate low density poly(ether-block-amide) foams Open
Poly (ether-block-amide) PEBA foams have been widely used in many industrial fields. However, compared with amorphous polymers, the microcellular foaming process of PEBA is more complicated due to their complex phase morphology evolution b…
View article: Effect of solution treatment on the microstructure, phase transformation behavior and functional properties of NiTiNb ternary shape memory alloys fabricated via laser powder bed fusion in-situ alloying
Effect of solution treatment on the microstructure, phase transformation behavior and functional properties of NiTiNb ternary shape memory alloys fabricated via laser powder bed fusion in-situ alloying Open
Highlights The feasibility of developing NiTi-X alloys by laser powder bed fusion is exemplified. Solution treatment was used to enhance the mechanical and functional properties. Ternary NiTiNb alloys show good tensile properties and wide …
View article: First-principles study of stability of small vacancy clusters in aluminum
First-principles study of stability of small vacancy clusters in aluminum Open
The vacancy cluster is one of the most common defects in aluminum alloys. Using density-functional theory-based first-principles calculations, the energetics of small vacancy clusters in aluminum, including voids, stacking fault tetrahedra…
View article: Effects of strain and strain rate on dynamic recrystallization and solid-state welding behaviors of aluminum alloys
Effects of strain and strain rate on dynamic recrystallization and solid-state welding behaviors of aluminum alloys Open
In order to study the effects of strain (ɛ) and strain rate (ε˙) on the dynamic recrystallization (DRX) and solid-state welding behaviors of aluminum alloys, hot compression welding experiments with different strains and strain rates on 60…
View article: Super‐Elastic and Dimensionally Stable Polyether Block Amide Foams Fabricated by Microcellular Foaming with CO<sub>2</sub>&N<sub>2</sub> as Co‐Blowing Agents
Super‐Elastic and Dimensionally Stable Polyether Block Amide Foams Fabricated by Microcellular Foaming with CO<sub>2</sub>&N<sub>2</sub> as Co‐Blowing Agents Open
Polyether block amide (PEBA) is an important thermoplastic polyester elastomer (TPE) owing to its low density and high resilience. Microcellular foaming can endow PEBA with significant potential in sports, medical, and industrial applicati…
View article: Optimization design of porthole die and study on microstructures and mechanical properties for an Al–Li alloy hollow profile
Optimization design of porthole die and study on microstructures and mechanical properties for an Al–Li alloy hollow profile Open
In this paper, a hollow Al–Li alloy profile was taken as an example, and the optimization design method of Al–Li alloy porthole die was given. Compared with the basic die design, the optimized die reduces the standard deviations of velocit…
View article: Heterogeneous Strain-Driven Dynamic Recrystallization Behavior in Mg-Y-Nd-Zr-Gd Alloy: A Quasi In-Situ Investigation
Heterogeneous Strain-Driven Dynamic Recrystallization Behavior in Mg-Y-Nd-Zr-Gd Alloy: A Quasi In-Situ Investigation Open