Research on Phase Structure Regulation, Enhancement of Magnetic Properties, and Analysis of Magnetization Behavior in Rare Earth Permanent Magnetic Materials;
Research on the Industrial Preparation Technology of High-performance Samarium Cobalt Magnets

2021/01-present: Ningbo Institute of Materials Technology and Engineering, CAS, Professor
2013/01-2020/12: Ningbo Institute of Materials Technology and Engineering, CAS, Associate Professor；
2012/08-2012/12: Ningbo Institute of Materials Technology and Engineering, CAS, assistant research fellow；

First Prize of Ningbo Technological Progress (2018)
First Prize of Ningbo Technological Progress(2012)；
Second Prize of Ningbo Technological Invention (2024)；
First Prize of China Rare Earth Science and Technology(2019)；

(1) Chaoqun Zhu; Zhuang Liu; Hubin Luo; Haichen Wu; Guoxin Chen; Yang Yang; Yu Liu; Dongliang
Tan; Yaowen Li; Rui Xia; Renjie Chen; Aru Yan ; Atomic-scale revelation of Cu diffusion mechanism
in high-performance Pr-doped 2:17-type SmCo magnets, Acta Materialia, 2025, 282: 120492;
(2) Zhuang Liu; Haichen Wu; Chaoyue Zhang; Chaoqun Zhu; Guoxin Chen; Huanming Lu; Renjie
Chen; Aru Yan ; Significant effect of ordered micro-domain on cell boundary phase distribution
and demagnetization curve squareness of Sm2Co17-type magnet, Rare Metals, 2024, 43(4): 1724-
1735.
(3) Haichen Wu; Chaoyue Zhang; Zhuang Liu; Guangqing Wang; Huanming Lu; Guoxin Chen; Yong Li;
Renjie Chen; Aru Yan ; Nanoscale short-range ordering induced cellular structure and
microchemistry evolution in Sm2Co17-type magnets, Acta Materialia, 2020, 200: 883-892.
(4) Yu Liu; Zhuang Liu; Chaoqun Zhu; Haichen Wu; Yang Yang; Yaowen Li; Dongliang Tan; Rui
Xia; Shiheng Zhang; Lvyuan Hao; Renjie Chen; Aru Yan ; The evolution of lamellar phase and its
effect on high temperature magnetic properties in Lu-doped Sm2Co17-type magnets, Scripta
Materialia, 2025, 259: 116547.
(5) Zhenyuan Liu; Zhuang Liu; Haichen Wu; Chaoqun Zhu; Wenxin Cheng; Shuai Cao; Hubin Luo;
Lian Wu; Renjie Chen; Weixing Xia; Haibo Feng; Aru Yan ; Mechanism of Ti-rich grain boundary
phase formation and coercivity reinforcement in Sm(Fe0.8Co0.2)11TiBx melt-spun ribbons, Scripta
Materialia, 2023, 227: 115281.