Shengnan Yuan

ORCID: 0000-0001-5379-8704
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Research Areas
  • Aluminum Alloys Composites Properties
  • Metal and Thin Film Mechanics
  • Advanced Welding Techniques Analysis
  • Magnesium Alloys: Properties and Applications
  • Metal Forming Simulation Techniques
  • Advanced materials and composites
  • Diamond and Carbon-based Materials Research
  • Aluminum Alloy Microstructure Properties
  • Advanced Surface Polishing Techniques
  • Metal Alloys Wear and Properties
  • Catalysis and Oxidation Reactions
  • Lubricants and Their Additives
  • Metallurgy and Material Forming
  • Immune Response and Inflammation
  • Microstructure and Mechanical Properties of Steels
  • Fatty Acid Research and Health
  • Catalysis and Hydrodesulfurization Studies
  • Metallurgical and Alloy Processes
  • Photonic Crystals and Applications
  • Photonic and Optical Devices
  • Advanced machining processes and optimization
  • Antimicrobial Peptides and Activities
  • Helicobacter pylori-related gastroenterology studies
  • Wood Treatment and Properties
  • Plasmonic and Surface Plasmon Research

University of Wollongong
2023-2025

Shandong Normal University
2023-2025

Nanjing Forestry University
2024

Ministry of Agriculture and Rural Affairs
2023

Shandong Academy of Agricultural Sciences
2023

Xi'an University of Architecture and Technology
2019-2022

Taiyuan University of Science and Technology
2019-2020

Jiangsu University
2017

Harbin Institute of Technology
2011

Most of magnesium matrix composites processed by traditional technique have poor anti-corrosion and biological performance, because uneven microstructure, especially for nonuniform distribution reinforced particles. Friction stir processing (FSP) can be used preparing with refine grains uniform In this paper, multi-pass FSP is employed to fabricate the ZrO2 particles AZ31 composites. The results showed that microstructure become more homogeneous increase pass. grain size refined from 10 μm...

10.1016/j.jmrt.2022.02.127 article EN cc-by-nc-nd Journal of Materials Research and Technology 2022-03-04

Nervonic acid (C24:1∆15, 24:1 ω-9, cis-tetracos-15-enoic acid; NA), a long-chain monounsaturated fatty acid, plays an essential role in prevention of metabolic diseases, and immune regulation, has anti-inflammatory properties. As chronic, immune-mediated inflammatory disease, ulcerative colitis (UC) can affect the large intestine. The influences NA on UC are largely unknown.The present study aimed to decipher anti-UC effect mouse model. Specifically, we wanted explore whether regulate levels...

10.1016/j.phymed.2023.154702 article EN cc-by Phytomedicine 2023-02-04

Magnesium (Mg) and its alloys have attached more attention because of their potential as a new type biodegradable metal materials. In this work, AZ31/ZrO 2 nanocomposites with good uniformity were prepared successfully by friction stir processing (FSP). The scanning electron microscope (SEM) transmission (TEM) used to characterize the microstructure composites. mechanical properties, electrochemical corrosion properties biological evaluated. addition, effect reinforced particles (ZrO ) on...

10.3389/fbioe.2021.605171 article EN cc-by Frontiers in Bioengineering and Biotechnology 2021-03-25

This study examines the deformation behaviour and fracture mechanisms of bimetal composites (BCs) composed high-carbon medium-manganese steel (Mn8) low-carbon (SS400), fabricated through hot roll bonding. The research highlights effect varying thickness ratios on mechanical properties Mn8/SS400 BCs. microstructure interfacial characteristics were analysed using scanning electron microscopy (SEM), revealing a well-bonded defect-free interface with distinct elemental distributions. Tensile...

10.3390/ma18040758 article EN Materials 2025-02-08

Understanding the structure–activity relationship on a solid surface is crucial for developing an efficient low-temperature NH3–SCR catalyst. Herein, in-depth investigation was conducted single-atom Mn-doped α-Fe2O3 catalyst by combining experimental studies and density functional theory calculations. Mn doping not only facilitates N–H cleavage in Eley–Rideal (E–R) pathway but also promotes adsorption of NO N–O bond, lowering energy barrier rate-determining step Langmuir–Hinshelwood (L–H)...

10.1021/acs.est.4c11442 article EN Environmental Science & Technology 2025-02-18

Abstract In this study, the abrasive impact wear behaviour of a bimetal composite made medium manganese steels (MMSs) and low carbon (LCSs), i.e., Mn8/SS400 composite, was investigated using newly designed wear-testing rig. The need for new rig arose from difficulty in replicating real-world conditions. Our allows precise control measurement wear, simulating harsh environments more accurately than other rigs. demonstrated superior resistance, showing an improvement up to 2.8 times compared...

10.1007/s00170-024-14310-3 article EN cc-by The International Journal of Advanced Manufacturing Technology 2024-08-26

The different solution-processed concentrations of graphene solid lubricant (0 – 30 mg/mL) were applied on the surface copper/stainless steel 304 L composite foils. A variable trend rolling force occurs, with a first falling and then rising lowest was obtained at 25 mg/mL for 3.82 kN. Besides, height ridges aspect ratio improved an increased concentration. On valley surfaces, GNPs filled up cracks, flattened grooves eliminated micro scratches. This indicates self-repairing self-polishing...

10.1016/j.triboint.2024.109517 article EN cc-by-nc-nd Tribology International 2024-03-06

The present work studies the immunomodulatory potential of nervonic acid (NA) on growth and proliferation murine RAW264.7 macrophages. effects NA were assessed through evaluation nitric oxide (NO) levels, cytokine secretion, phagocytic activity, reactive oxygen species (ROS) generation, nuclear factor-κB (NF-κB) signaling pathway methodology used included a cell counting kit-8 (CCK-8) technique, enzyme-linked immunosorbent assay (ELISA), neutral red phagocytosis test, flow cytometry, western...

10.1155/2023/9923111 article EN Journal of Food Biochemistry 2023-08-07

Currently, magnesium alloys are extensively used owing to their excellent comprehensive mechanical properties. Rolling is a primary method produce alloy plates. However, so far, only few reports have been investigated about the straightening of rolled In this study, multi-roller plate theoretically analyzed and simulated using finite element method. Multi-roller process was performed as follows: original bending curvature that exhibited large numerical differences in different directions...

10.1088/2053-1591/ab10a4 article EN Materials Research Express 2019-03-18

<title>Abstract</title> In this study, the abrasive impact wear behaviour of a bimetal composite made MMSs and LCSs (Mn8/SS400) were investigated by comparison with existing resistant steels (benchmark steels) using newly designed testing rig. The parameters including loss, rate, hardness evaluated. Scanning electron microscopy (SEM), X-ray diffractometer (XRD), backscatter diffraction (EBSD) used to analyse mechanisms. resistance Mn8/SS400 is up 2.8 times higher than that benchmark due...

10.21203/rs.3.rs-4266907/v1 preprint EN cc-by Research Square (Research Square) 2024-05-02

The existing research has predominantly focused on the shear behavior of inclined screws in wood-concrete composite beams. However, there is a significant gap regarding slip modulus screw connectors glued laminated bamboo and wood (GLBW)-concrete beam. To address this gap, nine groups tests were performed to study load-slip GLBW-concrete This analyzed impacts embedding length, diameter, angle, board thickness connectors. results showed that comparison with 90 mm 110 130 lengths increased by...

10.1080/17480272.2024.2389330 article EN Wood Material Science and Engineering 2024-08-08

Water‐based nanolubricants are playing increasingly important roles in hot steel rolling over the past decade regarding environmental protection, energy saving, and product quality improvement. The contact friction between work roll workpiece under water‐based nanolubrication, however, has been scarcely investigated. In this study, lubricants containing 0–4.0 wt% TiO 2 nanoparticles employed of a mild different conditions. Taguchi method is used for orthogonal design hot‐rolling tests to...

10.1002/srin.202400229 article EN cc-by steel research international 2024-09-12

In order to study the coupling and evolution law of waveguide mode two plasmonic surface modes, we construct a line defect based on hexagonal honeycomb photonic crystal. Through adjusting radius edge dielectric rods, competition behaviors occur between mode. There are three status: only modes for r A ; > 0.25 kinds coexist 0.09 . The has advantages in achieving slow light.

10.1051/epjap/2017170241 article EN The European Physical Journal Applied Physics 2017-09-18
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