当前位置:首页 > 师资队伍 > 教授(研究员) > 正文
李国庆 教授
发布时间: 2017-11-10 10:50:00   作者:本站编辑   来源: 本站原创   浏览次数:

李国庆,男,汉族,1969年生于辽宁建平。中共党员,教授,硕士生导师。重庆市级物理实验教学示范中心主任。重庆市物理学会理事。东北师范大学物理专业本科(1991年),东北大学凝聚态物理专业硕士(1997年),东北大学材料物理与化学专业博士(2000年)。曾先后赴日本材料科学研究所(NIMS,筑波)、秋田大学(秋田)、东北大学金属材料研究所(仙台)进行博士后研究。目前主要承担本科生《固体物理》、《近代物理实验》,研究生《固体理论》等课程的教学任务。


主要从事纳米磁性颗粒、磁存贮介质等方面的研究工作。微磁学和微纳磁电子学是当前纳米技术应用于磁学领域的热点学科。阵列超高面密度垂直磁记录介质和磁性隧道结代表了磁现象的当前应用发展方向。

在国内外学术刊物上发表学术论文40余篇。目前在研省部以上科研课题3项。


  联系邮箱:gqli@swu.edu.cn

通讯地址:重庆市北碚区西南大学物理科学与技术学院 400715


在研主持项目

(01) 铁铂铑镶嵌式磁记录介质及其反铁磁-铁磁相变的自旋动力学

国家自然科学基金(51071132),39万,2011.01-2013.12

(02) 垂直磁化MTJ的自旋转距效应

重庆市自然科学基金(CSTC2009BB8102),3万,2009.08-2012.07

(03) 垂直磁隧道结自旋转矩效应

中央高校基本科研费(XDJK2009C193),4万,2010.01-2012.12


已完成主持项目

(01) 新型CMR单晶磁性相变的研究,3

辽宁省科委博士启动基金(2001102016),2002.01- 2004.12

(02) 超微磁性粒子的取向及粒径控制,2万

重庆市自然科学基金(CSTC2006BB4326),2006.08-2008.07

(03) 垂直取向磁性纳米粒子的生长与物性调节,15

西南大学博士基金(SWUB2006031),2007.01-2008.12


  发表的代表性论文

01. Accelerating the L10 ordering transition of FePt(001) nanograins using composite buffer layers

G Q Li, Y P Zheng, K Hayashi, K Takanashi

Appl. Phys. Lett. 99(2011) 043108(1-3).

02. Morphology and domain pattern of L10 ordered FePt films

G Q Li, H Takahoshi, H Ito, H Saito, S Ishio, T Shima, K Takanashi

J. Appl. Phys. 94(2003) 5672-5677.

03. Structural transition from L10 phase to A1 phase in FePt films caused by ion irradiation

T Hasegawa, G Q Li, W L Pei, H Saito, S Ishio, K Taguchi, K Yamakawa, N Honda, K Ouchi, T Aoyama, I Sato

J. Appl. Phys. 99(2006) 053505(1-6).

04. Simultaneous magnetic force microscopy imaging of perpendicular and in-plane magnetic field gradient on La0.7Sr0.3MnO3 granular film with in-plane magnetization

Z H Li, G Egawa, S Yoshimura, G Q Li, H Asano, H Saito

J. Appl. Phys. 109(2011) 07D334(1-3).

05. Magnetic force microscopy imaging of in-plane magnetic field gradient using transient oscillation

H Saito, G Egaw, S Ishio, G Q Li

J. Appl. Phys. 103 (2008) 07D921(1-3).

06. Phenomenological analysis of magnetization reversal process for L10-FePt(001) particulate films

D L Wang, T Seki, K Takanashi, T Shima, G Q Li, H Saito, S Ishio

J. Appl. Phys. 105(2009) 07A702(1-3).

07. Nucleation-type magnetization behavior in FePt (001) particulate films

T Shima, K Takanashi, Y K Takahashi, K Hono, G Q Li , S Ishio

J. Appl. Phys. 99(2006) 033516(1-5).

08. Dot size dependence of magnetic properties in microfabricated L10-FePt (001) and L10-FePt (110) dot arrays

T Seki, T Shima, K Yakushiji, K Takanashi, G Q Li, S Ishio

J. Appl. Phys. 100 (2006) 043915(1-8).

09. Strain-driven formation of rubrene crystalline films on Bi(001)

M Lan, Z Xiong, G Q Li, T N Shao, J L Xie, X F Yang, J Z Wang, Y Liu

Phys. Rev. B 83(2011) 195322(1-5).

10. STM study of a rubrene monolayer on Bi(001): structural modulations

J Z Wang, M Lan, T N Shao, G Q Li, Y Zhang, C Z Huang, Z H Xiong, X C Ma, J F Jia, Q K Xue

Phys. Rev. B 83(2011) 235433(1-4).

11. Influence of silicon dioxide doping on morphology of silicon nanowires grown by floating zone method

G Q Li, Q L Hu, H ARAKI, H Suzuki, W Yang, T Noda

Jpn. J. Appl. Phys. 41 (2002) Part 1 7272-7275

12. In situ growth of isotopically enriched 28Si nanowires using the floating-zone (FZ) melting method

Q L Hu, G Q Li, H Suzuki, H Araki, T Noda

Jpn. J. Appl. Phys. 41 (2002) Part 2 L7-L9.

13. A new phenomenon in the floating-zone (FZ) growth of Si nanowires

Q L Hu, G Q Li, H Suzuki, H Araki, N Ishikawa, W Yang, T Noda

J. Crystal Growth 246 (2002) 64-68.

14. Spin freezing phenomenon and transport properties in La1/3Nd1/3Ba1/3MnO3

G Q Li, Z Xianyu, C O Kim, H J Kim, Y W Lee

J. Magn. Magn. Mater. 239(2002) 51-53.

15. Mechanism of magnetization process of island-like L10 FePt films

G Q Li, H Takahoshi, H Ito, T Washiya, H Saito, S Ishio, T Shima, K Takanashi

J. Magn. Magn. Mater. 287(2005) 219-223.

16. Anomalous magnetization processes and non-symmetrical domain wall displacements in L10 FePt particulate films

G Q Li, H Saito, S Ishio, T Shima, K Takanashi

J. Magn. Magn. Mater. 303(2006) 14-19.

17. Morphology and domain pattern of epitaxially grown L10 FePt elongated particles

G Q Li, H Saito, S Ishio, T Shima, K Takanashi, Z H Xiong

J. Magn. Magn. Mater. 319(2007) 73-79.

18. Asymmetric initial magnetization process of elongated particles in nucleation-type L10 FePt films

G Q Li, H Saito, S Ishio, T Shima, K Takanashi, Z H Xiong

J. Magn. Magn. Mater. 315(2007) 126-131.

19. Domain structure movement in L10 FePt islands observed by in situ MFM

S Ishio, G Q Li, H Takahoshi, H Ito, H Saito, T Shima, K Takanashi

J. Magn. Magn. Mater. 272-276(2004) e819-e821.

20. High coercivity and magnetic domain observation in epitaxially grown particulate FePt thin flms

T Shima, K Takanashi, Y K Takahashi, K Hono, G Q Li, S Ishio

J. Magn. Magn. Mater. 266(2003) 171-177.

21. Improvement of hard magnetic properties in microfabricated L10-FePt dot arrays upon post-annealing

T Seki, T Shima, K Yakushiji, K Takanashi, G Q Li, S Ishio

IEEE Trans. Magn. 41 (2005) 3604-3606.

22. Dot size dependence of magnetization reversal process in L10-FePt dot arrays

D L Wang, T Seki, K Takanashi, T Shima, G Q Li, H Saito, S Ishio

IEEE Trans. Magn. 44(2008) Part 2 3464-3467.

23. Microstructure and magnetic properties for highly coercive FePt sputtered films

T Shima, K Takanashi, G Q Li, S Ishio

Mater. Trans. 44 (2003) 1508-1513.

24. Micromagnetic simulations of magnetization reversal of iron nanowire

H Xiang, D M Jiang, J C Yao, Y P Zheng, W Lu, G Q Li, H Saito, S Ishio, X W Tan, Y Q Lin

J. Phys. Conf. Ser. 266(2011) 012022(1-5).

25. Continuity of perpendicular FePt film with a compositional gradient design

X J Mo, H Xiang, W Lu, Y P Zheng, G Q Li, H Saito, S Ishio, D M Jiang, X W Tan, Y Q Lin

J. Phys. Conf. Ser. 266(2011) 012040(1-5).

26. Magnetic properties of iron films on anodized aluminum underlayer

H Xiang, Y Zhang, J C Yao, X J Mo, G Q Li, H Saito

J. Phys. Conf. Ser. 266(2011) 012048(1-4).