User profiles for Jiayi He

Jiayi (Jenny) He

University of Minnesota
Verified email at umn.edu
Cited by 786

[HTML][HTML] Significant progress of grain boundary diffusion process for cost-effective rare earth permanent magnets: A review

Z Liu, J He, RV Ramanujan - Materials & Design, 2021 - Elsevier
Rare earth permanent magnets are essential in a plethora of electrical machine and renewable
energy. Nd-Fe-B magnets account for half of the market share of permanent magnets …

Dielectric Stability and Energy-Storage Performance of BNT-Based Relaxor Ferroelectrics through Nb5+ and Its Excess Modification

J He, X Liu, Y Zhao, H Du, T Zhang… - ACS Applied Electronic …, 2022 - ACS Publications
The ever-increasing development of compact electronic equipment consumption impels us
to design lead-free high-performance dielectric energy-storage materials. Herein, the …

Platelet TLR4-ERK5 axis facilitates NET-mediated capturing of circulating tumor cells and distant metastasis after surgical stress

J Ren, J He, H Zhang, Y Xia, Z Hu, P Loughran… - Cancer …, 2021 - aacrjournals.org
Jiayi HeJiayi HeHe contributed equally as co-first authors of this article. …

[HTML][HTML] Soft magnetic materials for power inductors: State of art and future development

J He, H Yuan, M Nie, H Guo, H Yu, Z Liu… - Materials Today Electronics, 2023 - Elsevier
Soft magnetic materials play important roles in both power generation and conversion devices.
One of their important applications is power inductor, which acts as an energy transfer …

Stabilization of silver and gold nanoparticles: preservation and improvement of plasmonic functionalities

…, JT Buchman, RS Rodriguez, HL Ring, J He… - Chemical …, 2018 - ACS Publications
Noble metal nanoparticles have been extensively studied to understand and apply their
plasmonic responses, upon coupling with electromagnetic radiation, to research areas such as …

Boosting efficiency and oxidation resistance of Pr-Tb-Cu diffusion source for Nd-Fe-B magnets by synergistic modification of Al or Ni

J He, C Zeng, L Zhao, J Cao, X Liu, H Jia, R Sun… - Corrosion …, 2024 - Elsevier
Diffusion efficiency and oxidation resistance of Pr-Tb-Cu source were simultaneously
improved by introducing Al or Ni. The diffusion efficiency of source is effectively improved by …

Simultaneous enhancement of coercivity and electric resistivity of Nd-Fe-B magnets by Pr-Tb-Al-Cu synergistic grain boundary diffusion toward high-temperature …

J He, J Hu, B Zhou, H Jia, X Liu, Z Zhang, L Wen… - Journal of Materials …, 2023 - Elsevier
To high-power permanent magnetic motors, it is critical for Nd-Fe-B magnets to maintain the
desirable coercivity at high-temperature operating conditions. To address this, two …

Rationally selecting the chemical composition of the Nd–Fe–B magnet for high-efficiency grain boundary diffusion of heavy rare earths

J He, Z Yu, J Cao, W Song, K Xu, W Fan… - Journal of Materials …, 2022 - pubs.rsc.org
Grain boundary diffusion (GBD) efficiency of heavy rare-earth (HRE) elements for Nd–Fe–B
magnets is closely related to the chemical composition of the initial magnets but this has not …

Understanding the role of element grain boundary diffusion mechanism in Nd–Fe–B magnets

L Zhao, J He, W Li, X Liu, J Zhang… - Advanced Functional …, 2022 - Wiley Online Library
Grain boundary diffusion (GBD) of multiple rare earths has proven effective in enhancing the
performance of permanent magnets, whereas the diffusion behaviors are still unclear due to …

Reducing the process consumption of Tb in grain boundary diffusion of Nd-Fe-B magnets by sputtering deposition instead of adhesive coating

J He, J Cao, J Hu, Z Yu, X Zhang, H Yu, H Mao… - Journal of Alloys and …, 2022 - Elsevier
Grain boundary diffusion (GBD) can enhance the coercivity of Nd-Fe-B magnets with relatively
low consumption of heavy rare earths (HREs). Most of previous investigations on GBD …