姓 名:徐初东
技术职称:副教授
学历学位:光学博士
导师类别:硕士生导师
联系电话:13570300765
邮 箱:cd79cd@126.com
办公地点:材料与能源学院南楼409
个人简介:
徐初东,男,1979年出生。现于 电子工程学院应用物理系任教。
学士期间(1998 年-2002 年)就读中山大学物理系,专业:材料物理。
硕士期间(2002 年-2005 年)师从中山大学张进修教授,主要研究纳米巨磁阻材料的制备及性能表征。
博士期间(2007 -2012)师从中山大学赖天树教授,主要研究飞秒激光泵浦-探测技术与超快磁光记录,开展稀土-过渡金属亚铁磁薄膜(GdFeCo和TbFeCo样品)磁光性质,以及激光感应反常克尔回线和磁化动力学的实验与理论研究工作。
博士后期间(2014 -2016)师从英国约克大学Roy Chantrell教授,从事欧洲超高密度超快磁存储项目的计算模拟研究。
国内访学期间(2021 -2022)师从南京大学卢明辉教授,从事拓扑声学超构材料的研究。
迄今为止,已主持一项国家自然科学基金,四项广东省自然科学基金和一项广州市科技项目,第一作者或通讯作者发表SCI论文21篇,包括Top物理期刊Science Bulletin, Frontiers of Physics, Physical Review B, Applied Physics Letters, New Journal of Physics, Computer Physics Communications和Optics Express。
教育经历:
2021/09 - 2022/08,南京大学,现代科学与工程学院,国内访问学者
2014/09 - 2016/08,英国约克大学,物理系,留基委公派博士后
2007/09–2012/06,中山大学,理工学院物理系,博士,专业:光学
2002/09–2005/06,中山大学,理工学院物理系,硕士,专业:材料物理与化学
1998/09–2002/06,中山大学,理工学院物理系,学士,专业:材料物理
工作经历:
2016/01 - 至今, ,电子工程学院,副教授
2014/09 - 2016/8,英国约克大学,物理系,留基委公派博士后
2008/01–2015/12, ,理学院应用物理系,讲师
2005/07–2007/12, ,理学院应用物理系,助教
研究领域:
(1)超快磁光记录;超快泵浦-探测技术;超快磁化动力学
(2)拓扑物理,拓扑声学,声学超构材料
(2)计算机图像处理
学术兼职:
承担科研项目情况
1、国家自然科学基金青年基金项目,61308038,超高记录密度亚铁磁薄膜超快全光磁化反转动力学研究,2014/01-2016/12,26万元,已结题,主持
2、广东省自然科学基金自由申请项目,2020A1515010634,基于单脉冲飞秒圆偏振光诱导的超高密度超快磁记录研究,2020/1-2022/12,10万,已结题,主持
3、广东省自然科学基金自由申请项目,2017A030313009,飞秒圆偏振光旋性依赖全光磁化反转超快动力学研究,2017/7-2020/6,10万,已结题,主持
4、广东省自然科学基金自由申请项目,2015A030313400,超高记录密度亚铁磁耦合材料激光热诱导超快磁记录研究,2014/9-2017/8,10万,已结题,主持
5、广东省自然科学基金博士启动基金,S2013040015235,GdFeCo/TbFeCo磁光记录薄膜全光磁化反转机理及超快动力学研究,2013/10-2015./09,3万,已结题,主持
6、广州市科技计划项目,201707010347,超快全光技术实现的超高速磁信息存储,2017/05-2020/04,已结题,主持
7、国家自然科学基金科学部主任基金,11247015,淬火无序系统相变的动力学研究,2013/01-2015/12,20万元,已结题,参加
8、国家自然科学基金青年项目,11205063,格点量子色动力学寻找H双重子,2013/01-2015/12,22万元,已结题,参加
9、国家自然科学基金面上项目,10874247,GaMnAs/GaAs异质结中自旋注入的全光控制研究,2009/01-2011/12,50万元,已结题,参加
10、国家自然科学基金面上项目,61078027,超高记录密度铁磁薄膜的热磁与全光磁化反转机理与超快动力学研究,2011/01-2013/12,50万元,已结题,参加
代表性论著:
1、第一作者论文11篇
(1) Chudong Xu, Taotao Zheng, Hao Ge, Wei Wang, Ze-Guo Chen*,Ming-Hui Lu*and Yan-Feng Chen, Topological Boundary States Transport in Synthetic Four Dimensional Acoustic System, Science Bulletin, 67 (2022) 1950–1953.(中科院一区,IF:20.577)
(2) Chudong Xu(徐初东), Runji Cai, Yuhao Xie, Huiyi Cai, Min Wang, Yuefang Gao,* and Xiaoming Ma, Fine-Grained Butterfly Recognition via Peer Learning Network with Distribution-Aware Penalty, Animals 2022, 12, 2884-1-22. (中科院二区)
(3) Chudong Xu(徐初东),Shengdong Lu, Yongfeng Kong, Wanjie Xiong, The enhanced sampling in parallel finite-time dynamics method with replica exchange, Computer Physics Communications, 2021,263:107911-107916. (中科院二区) (4) Chudong Xu(徐初东),Wanjie Xiong, Role of the heat effect and field effect in singlefemto-second laser pulse induced helicity-dependent all-optical magnetic switching, Optical Materials Express, 2018,8(10):3133-3145. (中科院三区)
(5)Chudong Xu(徐初东),T. Ostler,R. Chantrell(*),Thermally Induced Magnetization Switching in Gd/Fe Multilayers,Physical Review B,2016,93:054302-054309. (中科院二区)
(6) Chudong Xu(*)(徐初东),Jiawen Weng,Hai Li,Wanjie Xiong,The study of ultrafast magnetization dynamics induced by femtosecond laser pulses in GdFeCo amorphous film,Optik,2014,125(17):4595-4598.
(7) Xu, Chudong(*)(徐初东),Weng, Jiawen,Li, Hai,Xiong, Wanjie,The study of ultrafast magnetization reversal across magnetization compensation temperature in GdFeCo film induced by femtosecond laser pulses,Journal of Magnetism and Magnetic Materials,2014,352:25-29. (中科院三区)
(8) Xu, Chudong(*)(徐初东),Weng, Jiawen,Li, Hai,Xiong, Wanjie,The influence of external magnetic field and femtosecond laser pulses on the anomalous Kerr loops in GdFeCo amorphous film,Optik,2014,125(6):1735-1738.
(9) Xu, Chudong(徐初东),Xiong, Wanjie(*),The Study of the Delay Kerr Loops Induced by Femtosecond Laser Pulses in GdFeCo Film,Journal of the Physical Society of Japan,2013,82(8):084715-084717. (中科院三区)
(10) Xu, Chudong(徐初东),Chen, Zhifeng,Yang, Xu,Li, Shufa,Chen, Daxin,Zhou, Shiming(*),Lai, Tianshu(*),Structure and property changes and femtosecond laser-induced magnetization dynamics of two-year-old high coercive TbFeCo films,Journal of Magnetism and Magnetic Materials,2012,324(13):2034-2038. (中科院三区)
(11) Xu, Chudong(徐初东),Chen, Zhifeng,Chen, Daxin,Zhou, Shiming(*),Lai, Tianshu(*),Origin of anomalous hysteresis loops induced by femtosecond laser pulses in GdFeCo amorphous films,Applied Physics Letters,2010,96(9):092514-092516.(中科院二区)
2、通讯作者论文21篇
(1) Taotao Zheng, Wenbin Lv, Yuxiang Zhou, Chudong Xu(*) (徐初东), Ming-Hui Lu, Characterizing non-Hermitian topological monomodes
via fractional mode charges in acoustic systems, Frontiers of Physics, 2025, 20(1): 014202-1--014202-9.(中科院二区)
(2) Kaiqi Hu, Chudong Xu(*) (徐初东), LPAM: A lightweight medical segmentation network based on Mamba improved by prompt attention
IET Image Processing, 2024;7:1–11.
(3) Maoyang Lan, Changjiang Liu, Huiwen Zheng, Yuwei Wang, Wenxi Cai, Yingtong Peng, Chudong Xu(*) (徐初东) and Suiyan Tan*, RICE-YOLO: In-Field Rice Spike Detection Based on Improved YOLOv5 and Drone Images, Agronomy, 2024, 14:1-23.(中科院二区)
(4) Donglin Liu, Jiawen Weng, Xinyu Song, Wenxi Cai, Suiyan Tan *, Chudong Xu(*) (徐初东), Journal of Magnetism and Magnetic Materials, 2024, 594:171824-1--7.(中科院三区)
(5) Caijian Jiang, Donglin Liu, Xinyu Song, Yifeng Wu, Hai Li∗and Chudong Xu(*) (徐初东), Journal of Physics D: Applied Physics, 2024, 57:195001-1--7.(中科院三区)
(6) Taotao Zheng, Yuxiang Zhou, Wenbin Lv, Kunbiao Lu, Chudong Xu(*) (徐初东) and Ming-Hui Lu. Fractional disclination charge as a probe in acoustical topological crystalline insulators, Journal of Applied Physics. 2023 134:244401-1--10.(中科院三区)
(7) Donglin Liu, Caijian Jiang, Hai Li, Chudong Xu(*) (徐初东),Dependence of the Gd concentration range for thermally induced magnetization switching on the intrinsic damping. Applied Physics Letters, 2023, 122:202406-1--7.(中科院二区)
(8) Donglin Liu, Caijian Jiang, Nanyu Wang, Chudong Xu(*) (徐初东),Minimum separation between two pump pulses for ultrafast double magnetization switching in GdFeCo. Applied Physics Letters, 2023, 123:162401-1--6.(中科院二区)
(9) Taotao Zheng, Yuxiang Zhou, Hao Ge, Chudong Xu(*) (徐初东), and Ming-Hui Lu. Higher-order topological sound transport in synthetic spaces. Applied Physics Express. 2023,16: 052001-1--5.
(10) Taotao Zheng, Kaiqi Hu, Yuxiang Zhou, Chudong Xu(*) (徐初东), and Ming-Hui Lu. Fractional mode charge in Cn-symmetric higher-order topological crystalline insulators, Journal of Applied Physics.2023 134:034502-1--8. (中科院三区)
(11) Taotao Zheng, Hao Ge, Ziwei Long, Chudong Xu(*) (徐初东), Ming-Hui Lu, Fractional mode charge of higher-order topological acoustic transport, Applied Physics Letters, 2023, 122:1831011-1831017.(编辑精选)(中科院二区)
(12) Donglin Liu, Hai Li, Jianhua Jiang, Suiyan Tan and Chudong Xu(*) (徐初东), Role of low Gd concentrations in the maximum pulse duration for thermally-induced switching, Optics Express, 2023, 31(6): 9404-9415.(中科院二区)
(13) Donglin Liu, Shihan Gao, Taotao Zheng and Chudong Xu(*) (徐初东), Transient ferromagnetic-like state in thermally induced magnetization switching: Analysis of the Langevin field and the exchange field, Journal of Applied Physics. 132, 132, 173902-1--9 (2022). (中科院三区)
(14) Shihan Gao, Donglin Liu, Taotao Zheng, Thomas Ostler, Roy Chantrell and Chudong Xu(*) (徐初东), Energy exchange dependent transient ferromagnetic like state of ultrafast magnetization dynamics, New Journal of Physics, 2022,24:103013-103021. (中科院二区)
(15) Shihan Gao, Runji Cai, Wanjie Xiong and Chudong Xu(*)(徐初东)Influence of a damping parameter on helicity-independent all-optical switching, Optics Express, 2021, 29(20): 32535-32546. (中科院二区)
(16) Jianzeng Lu, Shihan Gao, Wanjie Xiong, Chudong Xu(*)(徐初东),Optimization of GPU parallel scheme for simulating ultrafast magnetization dynamics model, Computational Materials Science, 2020, 184: 109924~109932.(中科院三区)
(17) Wanjie Xiong and Chudong Xu(*)(徐初东),Phase transition behavior in three-dimensional Gaussian distribution random-field Ising model with finite-time dynamics method, Journal of Statistical Mechanics:Theory and Experiment, 2019, 7(2): 023202~023216.(中科院三区)
(18) Ruqi Chen,Meimei Lao,Jun Xu,Chudong Xu(*)(徐初东),Fe-Doped LaNiO3 Thin Films as Electrodes for BiFeO3 Ferroelectric Thin Films,Science of Advanced Materials,2015,7(11):2441-2444.(中科院二区)
(19) Chen, Ruqi,Lao, Meimei,Xu, Jun,Xu, Chudong(*)(徐初东),Uniform bipolar resistive switching behaviors in BiFeO3 thin films on Fe-doped LaNiO3 electrodes,Applied Physics Express,2014,7(9):095801-095804.
(20) Wanjie Xiong,Chudong Xu(*)(徐初东),Zizheng Guo,Xiaoxian Liu,Crossover effects in dilute magnetic materials by finite-time dynamics method,Physica A: Statistical Mechanics and Its Applications,2014,405(6):352-359.
(21) Xiong, Wanjie,Xu, Chudong(*)(徐初东),Universality in the critical dynamics of the three-dimensional large-q Potts model with bond randomness,Phase Transitions,2014,87(1):85-95.
主要授权专利、软件著作:
奖励荣誉及其他: