Qiaofeng Bai

ORCID: 0000-0002-5460-1165
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About
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Research Areas
  • High Entropy Alloys Studies
  • Additive Manufacturing Materials and Processes
  • High-Temperature Coating Behaviors
  • Metal Alloys Wear and Properties
  • Surface Treatment and Residual Stress
  • Metallurgy and Material Forming
  • Welding Techniques and Residual Stresses
  • Non-Destructive Testing Techniques
  • Metal and Thin Film Mechanics
  • Metal Forming Simulation Techniques
  • Aluminum Alloy Microstructure Properties
  • Advanced materials and composites
  • Surface Treatment and Coatings
  • Titanium Alloys Microstructure and Properties
  • Industrial Vision Systems and Defect Detection
  • Hydrogen embrittlement and corrosion behaviors in metals
  • Robotic Path Planning Algorithms
  • Intermetallics and Advanced Alloy Properties
  • Additive Manufacturing and 3D Printing Technologies
  • Autonomous Vehicle Technology and Safety
  • Mineral Processing and Grinding
  • UAV Applications and Optimization

Taiyuan University of Science and Technology
2021-2024

In this study, laser cladding technology was used to prepare Fe-based alloy coating on a 27SiMn hydraulic support, and turning treatment obtain samples of the upper middle regions layer. The influence microstructure, phase composition, hardness, wear resistance in different areas layer studied through scanning electron microscopy (SEM), X-ray diffractometry (XRD), friction tests, microhardness. results show that bcc content region is less than layer, contains more metal compounds. hardness...

10.3390/ma14112839 article EN Materials 2021-05-26

To improve the surface corrosion resistance of ductile iron, Ni-based alloy coatings were prepared using a high-speed laser cladding technology with different levels power. The microstructure, phases, and properties investigated by scanning electron microscopy (SEM), X-ray diffraction (XRD), an electrochemical workstation. Variations in power did not change main phases coatings, which composed γ-Ni, Ni3B, Ni2Si, Cr23C6. With increase power, degree segregation coating decreased, sufficient...

10.3390/ma15051643 article EN Materials 2022-02-22

Purpose This paper aims to propose a new ultrasonic detection method for stainless steel weld defects based on complex synergetic convolutional calculation solve two problems in the of austenitic defects. These include ignoring nonlinear information imaginary part domain signal and correlation between amplitude real phase subjective dependence diagnosis model parameters. Design/methodology/approach An convolution is proposed this address above issues. By mapping low-density, 1D samples space...

10.1108/sr-09-2024-0783 article EN Sensor Review 2025-01-10

In this paper, the corrosion performance of a laser cladding Fe-based alloy coating on surface 27SiMn steel was studied. The prepared by high-speed cladding. microstructure, morphological characteristics, element content, and phase composition layer were analyzed an optical microscope (OM), scanning electron (SEM), energy dispersive spectrometer (EDS), X-ray diffractometer (XRD), respectively. resistance substrate in different corrosive environments tested through electrochemical...

10.3390/coatings11050552 article EN Coatings 2021-05-07

In contemporary logistics, the deployment of fixed-wing unmanned aerial vehicles (UAVs) as a transportation platform is experiencing rapid advancements, garnering substantial application within numerous logistic operations with pronounced efficacies. There are notable impediments to utilization commercial logistic-oriented UAVs, including elevated procurement and maintenance costs, extensive intervals, unsuitability for small-volume, low-altitude transport tasks. These factors collectively...

10.3390/app14114358 article EN cc-by Applied Sciences 2024-05-21
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