Peizhen Li

ORCID: 0000-0003-1839-1874
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About
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Research Areas
  • Shape Memory Alloy Transformations
  • Laser Material Processing Techniques
  • High Entropy Alloys Studies
  • Laser and Thermal Forming Techniques
  • Additive Manufacturing Materials and Processes
  • Metal and Thin Film Mechanics
  • High-Temperature Coating Behaviors
  • Biosensors and Analytical Detection
  • Welding Techniques and Residual Stresses
  • RNA Research and Splicing
  • Brake Systems and Friction Analysis
  • Animal Genetics and Reproduction
  • Thermography and Photoacoustic Techniques
  • Insect and Pesticide Research
  • Ruminant Nutrition and Digestive Physiology
  • Diamond and Carbon-based Materials Research
  • Surface Treatment and Residual Stress
  • Aluminum Alloys Composites Properties
  • Advanced Nanomaterials in Catalysis
  • Electrochemical sensors and biosensors
  • RNA modifications and cancer
  • Titanium Alloys Microstructure and Properties
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Carbon and Quantum Dots Applications
  • Recycling and Waste Management Techniques

State Key Laboratory of Food Science and Technology
2021-2025

Jiangnan University
2021-2025

Beijing Jiaotong University
2023-2024

Research Center for Applied Science, Academia Sinica
2023

Institute of Biomedical Sciences, Academia Sinica
2023

Jiangsu Agri-animal Husbandry Vocational College
2021-2023

Lanzhou University
2023

Weihai Science and Technology Bureau
2019-2021

Shandong University
2019-2021

Hunan University of Science and Technology
2019

As a type of environmentally deleterious compound, 4-nitrophenol (4-NP) has become global concern due to its extreme toxicity aquatic organisms and humans. Herein, we used naturally available crayfish shells as precursors prepare new carbon dots (CDs) by the hydrothermal method. The as-synthesized CDs exhibited strong blue fluorescence emission which can be sensitively quenched 4-NP through static quenching effect because formation ground state complex between 4-NP. Accordingly, facile rapid...

10.1080/09540105.2022.2139358 article EN cc-by-nc-nd Food and Agricultural Immunology 2023-04-16

10.1016/j.jallcom.2015.07.280 article EN publisher-specific-oa Journal of Alloys and Compounds 2015-08-14

Ti-6Al-4V alloys with different build orientations have been fabricated by selective laser melting (SLM). The corrosion behavior and mechanical properties studied. Investigation of microstructures were characterized optical microscopy (OM), scanning electron (SEM), X-ray diffraction (XRD) analysis. Electrochemical results show that the vertical sample horizontal possess excellent resistance in cross section longitudinal respectively, which can be attributed to presence less acicular α′...

10.3390/met9090976 article EN cc-by Metals 2019-09-03

Abstract The statistical and dynamic analyses of the serrated-flow behavior in nanoindentation a high-entropy alloy, Al 0.5 CoCrCuFeNi, at various holding times temperatures, are performed to reveal hidden order associated with seemingly-irregular intermittent flow. Two distinct types dynamics identified which based on chaotic time-series, approximate entropy, fractal dimension Hurst exponent. plastic both room temperature 200 °C exhibits positive Lyapunov exponent, suggesting that...

10.1038/srep29798 article EN cc-by Scientific Reports 2016-07-20

The selective laser melting (SLM) of o-Cr-Mo-W/316L composite with 10 wt% Co-Cr-Mo-W addition to 316L stainless steel (SS) powder is produced explore it’s the corrosion behavior. tensile experiment SLM composites also measured investigate difference between two samples. optimum parameters SS and samples are obtained by adjusting power scanning speed relative density 99.04 ± 0.69 99.15 0.43. yield strength increased from 731.96 MPa 784.09 after doping, no obvious crack or fracture failure in...

10.3390/met11040597 article EN cc-by Metals 2021-04-06

10.1016/j.jallcom.2017.04.307 article EN publisher-specific-oa Journal of Alloys and Compounds 2017-04-28

Abstract The plasticity of human and murine bone marrow mesenchymal stem cells (BMSCs) has been proven by their ability to trans‐differentiate multilineage cells, including germ cells. We have investigated goat BMSCs with extrinsic (e.g., retinoic acid [RA] BMP4 signalling molecules) intrinsic factor expression DAZL gene ectopic expression). Having optimized the concentration RA BMP4, gBMSCs were treated 1 µM) (25 ng/mL), individually collectively. Both induced OCT4 , MVH STELLA, NANOG C‐KIT...

10.1002/cbin.10348 article EN Cell Biology International 2014-07-23

Abstarct Shape memory alloys (SMAs) have the ability to show large recoverable shape changes upon temperature, stress or magnetic field cycling. Their memory, material and properties (e.g. transformation temperatures, strain, saturation magnetization strength) determine their prospects for applications from small-scale microelectromechanical systems scale aerospace biomedical systems. It should be noted that of SMAs are highly temperature dependent. Generally, conventional mechanical...

10.1038/s41598-017-13434-9 article EN cc-by Scientific Reports 2017-10-26

Abstract The cutting force, the friction coefficient of rake face, and flank wear functional gradient cemented carbide (FGCC) tools prepared by microwave heating nitriding sintering were tested turning test compared with those a conventional tool. results show that GFCC tool are lower than same composition. Additionally, effects speed on force studied. Furthermore, failure mechanism in process, heat distribution second derformation zone resistant to generation extend surface micro-cracks...

10.1515/htmp-2019-0011 article EN cc-by High Temperature Materials and Processes 2019-01-01

An advanced direct imprinting method with low cost, quick, and minimal environmental impact to create a thermally controllable surface pattern using the laser pulses is reported. Patterned microindents were generated on Ni50Ti50 shape memory alloys aluminum an Nd: YAG operating at 1064 nm combined suitable transparent overlay, sacrificial layer of graphite, copper grid. Laser different energy densities, which generate pressure up few GPa surface, focused through confinement medium, ablating...

10.1117/1.oe.57.4.041413 article EN Optical Engineering 2018-04-09

Gold-coated silver core–shell nanoparticles (Ag@Au NPs) have been widely used for SERS analysis due to plasmon resonance performances. However, it is a great challenge fabricate Ag@Au structures with specified morphology. In this paper, the size and shape of Ag NPs (core) were precisely controlled by seed-mediated approach, then gold shell was completely coated on under strong reduction ascorbic acid, resulting in highly regulated The obtained achieved similar or even better enhancement...

10.1080/09540105.2022.2144145 article EN cc-by-nc-nd Food and Agricultural Immunology 2022-11-17
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