Junguo Li

ORCID: 0000-0002-6196-4132
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Research Areas
  • Advanced ceramic materials synthesis
  • Advanced materials and composites
  • MXene and MAX Phase Materials
  • Nuclear materials and radiation effects
  • Aluminum Alloys Composites Properties
  • Flame retardant materials and properties
  • Silicone and Siloxane Chemistry
  • Tribology and Wear Analysis
  • Polymer Foaming and Composites
  • Metal Alloys Wear and Properties
  • Magnesium Oxide Properties and Applications
  • Concrete and Cement Materials Research
  • biodegradable polymer synthesis and properties
  • Metal and Thin Film Mechanics
  • Aluminum Alloy Microstructure Properties
  • Bone Tissue Engineering Materials
  • Nuclear Materials and Properties
  • Additive Manufacturing and 3D Printing Technologies
  • Boron and Carbon Nanomaterials Research
  • Advancements in Solid Oxide Fuel Cells
  • Conducting polymers and applications
  • Polymer Nanocomposites and Properties
  • Luminescence Properties of Advanced Materials
  • Anodic Oxide Films and Nanostructures
  • Adsorption, diffusion, and thermodynamic properties of materials

Wuhan University of Technology
2013-2024

North China University of Science and Technology
2020-2024

Chaozhou Central Hospital
2023-2024

Shanghai Jiao Tong University
2020

Tohoku University
2007

Xianyang Normal University
2005

The distribution of second phase particles in the microstructure composite ceramics affects mechanical properties, and intragranular structures often result better properties compared to intergranular structures. However, it is difficult obtain with structure by conventional route. To produce an a simpler In this work, starting powders different compositions were obtained co-precipitation method, zirconia toughened alumina (ZTA) prepared these spark plasma sintering (SPS). results show that...

10.3390/ma17061309 article EN Materials 2024-03-12

This study explored the influence of Cr interfacial segregation on precipitation mechanism and mechanical properties MC carbides in high-carbon chromium bearing steels. The Cr-doped at different concentrations was investigated using microscopic morphological characterization (SEM, EDS HR-TEM) alongside first principles calculations. results indicated that both austenite matrix exhibited, FCC structures, following orientation relationships crystal planes steels were as follows: (010)//FCC-Fe...

10.1016/j.jmrt.2023.10.091 article EN cc-by-nc-nd Journal of Materials Research and Technology 2023-10-12

Summary The flammability behaviors of ammonium polyphosphate/aluminum hydroxide/mica/silicone rubber (APP/Al[OH] 3 /mica/SiR) ceramifying composites containing APP, Al[OH] , and mica are investigated by cone calorimeter test. thermal degradation the synergistic effect APP/Al(OH) /mica/SiR gravimetric analysis, X‐ray diffraction, scanning electron microscopy, Fourier transform infrared spectroscopy, photoelectron spectroscopy. with 25 wt% 20 Al(OH) mica, 30 SiR presents a much lower total...

10.1002/fam.2831 article EN Fire and Materials 2020-03-20

The addition of tungsten can improve the high-temperature oxidation resistance titanium alloys. However, as its applications continue to expand, new demands are being placed on room temperature strength. Here, we provide a dense alloy with high strength by introducing proper W powders into Ti6Al4V under direct energy deposition. effect microstructure and tensile properties was investigated. Compared pure Ti6Al4V, exhibited refined α′ martensite β grains, which is attributable structural...

10.3390/met13061064 article EN cc-by Metals 2023-06-01

Pure YB 4 powder was synthesized via the reaction of Y 2 O 3 with B C under a vacuum pressure within range 20–50 Pa using spark plasma sintering ( SPS ) route. The effect temperature and molar ratio starting materials studied. role YBO , an intermediate product, in synthesis investigated. For preparation high purity proportion to should not be higher than stoichiometric (15/7). can removed through decomposing or reacting form at above 1650°C. little residual impurities, such as by...

10.1111/j.1551-2916.2012.05272.x article EN Journal of the American Ceramic Society 2012-05-28

The bearing steel’s high-temperature brittle zone (1250 °C–1100 °C), second (1100 °C–950 and low-temperature (800 °C–600 °C) were determined by the reduction in area true fracture toughness. crack sensitivity was strongest at temperatures of 1200 °C, 1000 600 respectively. Various experimental computational methods used to establish phase type, microstructure, size, mechanical properties carbides steel. critical conditions for initiation matrix (FCC-Fe, FCC-Fe, BCC-Fe)/carbides (striped...

10.3390/met14030335 article EN cc-by Metals 2024-03-14

Ceramizable phenolic resin matrix composites have a significant potential for widespread applications in the field of aerospace ablation. However, due to sharp decrease mechanical properties at elevated temperatures, composite fails meet requirements thermal protection as well load-bearing aircraft wide temperature range. In this study, boron modified by MoSi 2 and SiB 6 with high strength range are prepared. The flexural after ablation within 800 °C 1600 ranges from 48.07 82.49 MPa....

10.1177/07316844241273028 article EN Journal of Reinforced Plastics and Composites 2024-09-07
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