Yundong Zhao

ORCID: 0000-0001-9678-3852
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About
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Research Areas
  • Shape Memory Alloy Transformations
  • High Entropy Alloys Studies
  • Supercapacitor Materials and Fabrication
  • Advancements in Battery Materials
  • Magnetic and transport properties of perovskites and related materials
  • Advanced Battery Materials and Technologies
  • Titanium Alloys Microstructure and Properties
  • Multiferroics and related materials
  • Ferroelectric and Piezoelectric Materials
  • Dielectric properties of ceramics
  • Heusler alloys: electronic and magnetic properties
  • Integrated Energy Systems Optimization
  • High-pressure geophysics and materials
  • Magnetic Properties and Applications
  • Non-Invasive Vital Sign Monitoring
  • Manufacturing Process and Optimization
  • Scheduling and Optimization Algorithms
  • Extraction and Separation Processes
  • Metal and Thin Film Mechanics
  • MXene and MAX Phase Materials
  • Hemodynamic Monitoring and Therapy
  • Metallic Glasses and Amorphous Alloys

Harbin Institute of Technology
2011-2022

Harbin University
2018

Chongqing University
2015

Zr-substituted CaCu3Ti4O12 ceramics were fabricated by a sol–gel flame synthetic approach. The influence of microstructure on the dielectric response has been investigated. It is found that CaCu3Ti4−xZrxO12 with core-shell-like structure are obtained up to x = 0.05, and thickness interphase region decreases increasing Zr content. maximum constant value ∼6 × 104 for 0.05 at 1 kHz room temperature. high connected grain boundary effects, enhanced giant substitution attributed locally stretched...

10.1039/c2ra20806g article EN RSC Advances 2012-01-01

A freshly prepared MoO<sub>2</sub> anode with dominant pseudocapacitive sodium-ion storage has been developed for high-rate sodium ion batteries.

10.1039/c8nj03570a article EN New Journal of Chemistry 2018-01-01

A promising magnetocaloric effect has been obtained in Ni-(Co)-Mn-X (X = Sn, In, Sb)-based Heusler alloys, but the low isothermal magnetic entropy change ΔSM restricts further promotion of such materials. Defect engineering is a useful method to modulate performance and shows great potential improving effect. In this work, dense Ni vacancies are introduced Ni41Mn43Co6Sn10 alloys by employing high-energy electron irradiation adjust properties. These bring about intense lattice distortion...

10.1021/acsami.1c18587 article EN ACS Applied Materials & Interfaces 2021-11-22

The effect of 120 ​keV proton irradiation with different fluences on the phase constitution, microstructure, and shape recovery characteristics Ni-51.4 ​at.%Ti memory alloy thin films was systematically investigated. results showed that induced formation a multiple-layer structure at surface NiTi film. Meanwhile, hybrid defects such as vacancies, dislocations, nano-scale precipitates were observed in layer. transition temperature strain decreased gradually increasing fluence, which can be...

10.1016/j.pnsc.2021.10.004 article EN cc-by-nc-nd Progress in Natural Science Materials International 2021-10-13

Abstract This paper focuses on the microstructure and martensitic transformation of titanium−nickel (Ti−Ni) alloys under electron irradiation. There is no observable change after Abnormal multistage transformations are observed in Ti‐rich Ti‐48 at % Ni The three‐stage reverse can be achieved irradiated alloy, while unirradiated counterpart displays normal one‐stage during heating processes. abnormal behavior caused by irradiation due to local stress field excessive defect concentration....

10.1002/crat.202000035 article EN Crystal Research and Technology 2020-06-22
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