Junheng Gao
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View article: Evolution of Cluster Morphology and Its Impact on Dislocation Behavior in a Strip-Cast HSLA Steel
Evolution of Cluster Morphology and Its Impact on Dislocation Behavior in a Strip-Cast HSLA Steel Open
Strip casting presents a sustainable route for producing advanced steels, such as high-strength low-alloy (HSLA) grades. This study investigated how early-stage isothermal holding (120–1800 s at 923 K) affects the evolution of cluster morp…
View article: Effect of trace Nb on phase transformation and precipitation dynamics of 1600 MPa high-carbon pearlite wire rod produced by online isothermal treatment
Effect of trace Nb on phase transformation and precipitation dynamics of 1600 MPa high-carbon pearlite wire rod produced by online isothermal treatment Open
As a raw material for large building structural components, such as bridge cables and prestressed steel strands, high-carbon wire rods face increasingly prominent issues of insufficient plasticity and Ti(C, N) inclusions as their strength …
View article: Titanium Modulated the Occurrence States and Strain Aging Resistance of Residual Element Nitrogen in Scrap-Based Low-Alloy Steels
Titanium Modulated the Occurrence States and Strain Aging Resistance of Residual Element Nitrogen in Scrap-Based Low-Alloy Steels Open
The steel industry is responsible for 7–9% of global CO2 emissions. Shifting from primary iron ore to recycled scrap in electric arc furnace (EAF) steelmaking offers significant decarbonization potential, reducing carbon intensity by 60–70…
View article: Revealing effect of oxide scale on decarburization behaviour of 55Cr3 spring steel: Experimental and modelling research
Revealing effect of oxide scale on decarburization behaviour of 55Cr3 spring steel: Experimental and modelling research Open
Surface decarburization of spring steels during thermal processing significantly deteriorates mechanical properties, yet remains insufficiently understood, particularly regarding the role of oxide scale. This study investigates the oxidati…
View article: Time-aware Graph Flashback Network for Next Location Recommendation
Time-aware Graph Flashback Network for Next Location Recommendation Open
Next Point-of-Interest (POI) recommendation predicts a user’s next likely destination based on historical check-ins, enhancing trip planning and location discovery. Current models, including sequence-based and graph-based approaches, often…
View article: Microstructure evolution of austenite-to-martensite transformation in low-alloy steel via thermodynamically assisted phase-field method
Microstructure evolution of austenite-to-martensite transformation in low-alloy steel via thermodynamically assisted phase-field method Open
The austenite-to-martensite phase transformation plays a crucial part in the microstructure evolution of steel, with the morphology and grain size of martensite being key factors that influence the mechanical properties. This study explore…
View article: Interpretable material descriptors for critical pitting temperature in austenitic stainless steel via machine learning
Interpretable material descriptors for critical pitting temperature in austenitic stainless steel via machine learning Open
Austenitic stainless steel is renowned for its exceptional corrosion and mechanical properties, yet it remains susceptible to localized corrosion, such as pitting in the presence of aggressive ions or/and extreme environmental conditions. …
View article: Al–Si alloyed uncoated hot stamping steels for enhanced oxidation resistance
Al–Si alloyed uncoated hot stamping steels for enhanced oxidation resistance Open
Hot stamping steels are extensively used in the production of lightweight automobile bodies, which are crucial for reducing carbon emissions. Although significant advancements have been made in the development of Si–Cr alloyed uncoated hot…
View article: Effect of alloy element on hydrogen-induced grain boundary embrittlement in BCC iron
Effect of alloy element on hydrogen-induced grain boundary embrittlement in BCC iron Open
The strength enhancement usually increases its susceptibility to hydrogen (H) embrittlement in steel materials. However, the atomic-level mechanisms of solutes influence hydrogen behavior at grain boundaries (GBs) remain incompletely under…
View article: Effect of Zr addition on MnS inclusion characteristics and mechanical properties in medium carbon ferrite-pearlite steel
Effect of Zr addition on MnS inclusion characteristics and mechanical properties in medium carbon ferrite-pearlite steel Open
In this paper, the influence of decreasing Zr content (0.0110 wt%, 0.0044 wt%) on the microstructure, MnS inclusion characteristics, and mechanical properties of medium carbon ferrite-pearlite steel was studied. The results show that the v…
View article: Hot deformation behavior and microstructural evolution of high-carbon high-strength low alloy steel
Hot deformation behavior and microstructural evolution of high-carbon high-strength low alloy steel Open
This study investigates the hot deformation behavior, microstructural evolution, and processing map of a high-carbon high-strength low alloy steel subjected to hot compression tests in the temperature range of 850 °C–1150 °C and strain rat…
View article: Effect of trace niobium on the microstructure and properties of full-pearlite steel used in the high-strength hypereutectoid wire rods
Effect of trace niobium on the microstructure and properties of full-pearlite steel used in the high-strength hypereutectoid wire rods Open
The present study investigated the impact of 20–80 ppm Nb on the microstructure and properties of hypereutectoid pearlite steel. Remarkably, even trace amounts of Nb exhibited a favorable effect on the refinement of austenite grain. The ad…
View article: The interpretable descriptors for fatigue performance of wrought aluminum alloys
The interpretable descriptors for fatigue performance of wrought aluminum alloys Open
Aluminum alloys are extensively utilized in the transportation and aerospace industries due to their excellent processability and corrosion resistance. A key aspect affecting the application of aluminum alloys is fatigue failure, with fati…
View article: Effect of trace element arsenic on the high cycle fatigue properties and the carbide uniformity in high carbon chromium bearing steel
Effect of trace element arsenic on the high cycle fatigue properties and the carbide uniformity in high carbon chromium bearing steel Open
In this paper, the mechanical properties and microstructures of bearing steels with arsenic contents of 30, 40, and 120 ppm have been investigated. The results show that As‐40 steel has the highest tensile strength but lower fatigue streng…
View article: Track-Rex: A universal toolbox for tracking recrystallization nucleation and grain growth behaviors in polycrystalline materials
Track-Rex: A universal toolbox for tracking recrystallization nucleation and grain growth behaviors in polycrystalline materials Open
Recrystallization annealing is widely used to tailor the microstructure and enhance the performance of cold-deformed metallic materials. However, the underlying recrystallization mechanisms are debated, even with the use of cutting-edge ch…