劉偉偉

2001年～2005年在加拿大拉瓦爾大學物理系學習，2004年在德國Max-Planck Institute for the Physics of Complex System進行訪問進修，從事超快激光成絲現象理論研究工作。2005年9月獲得理學博士學位，獲“國家優秀自費留學生獎”。隨後在拉瓦爾大學激光光電子中心做博士後研究至2006年底，期間赴東京大學作訪問研究。2007年作為引進人才受聘於南開大學現代光學研究所。主要科研方向是高功率飛秒激光脈衝在光學介質中的 “成絲”現象，對於“成絲”這一獨特的非線性現象有着全面的認識和豐富的實驗經驗，一直工作於這一領域的前沿。至今，已經發表五十篇SCI索引署名學術論文，總引用次數500多次（其中被Physics Report、Physics Review Letters、Applied Physics Letters、Optics Letters、Optics Express等本學科重要學術雜誌他引130多篇次），最高單篇SCI引用70多次。前期研究成果在近期介紹超快激光成絲現象研究四十年成果的綜述文章中有被重點介紹（Phy. Rep., 441, 47-189 (2007)），該文中所展示的105幅圖片中有十多篇直接引用了申請人負責和參與的研究成果。

1994-1998：南開大學物理學院光電信息科學系學士學位； ^[1] 

1998-2000：南開大學物理學院光電信息科學系實驗員；

2001-2005：加拿大Laval University物理系博士學位；

2004：德國Max-Planck Institute for the Physics of Complex System進修；

2006：加拿大Laval University光學中心（Center of Optics, Photonics and Lasers）博士後。

主要研究方向包括：

超短激光脈衝在光學介質中的非線性傳輸（filamentation）的研究，包括物理機制的實驗研究和理論模擬；

超短激光脈衝在大氣遙感和環境探測以及集成光學中的應用技術；

基於新型微結構人工材料的光學氣體傳感技術研究。

已經發表70餘篇SCI索引署名學術論文，H因子達到23，他引近千次，最高單篇他引118次。在近20次國際學術會議作特邀報告。

2005年獲國家優秀自費留學生獎學金

2007年入選教育部 “新世紀優秀人才支持計劃”

2007年獲得霍英東教育基金會第十一屆高等院校青年教師基金資助

2011年獲中國儀器儀表學會“金國藩青年學子獎學金”

2011年獲中國光學學會“王大珩光學獎-中青年科技人員光學獎”

主要發表論文:

· Xiaodong Sun, Hui Gao, Bin Zeng, Shengqi Xu, Weiwei Liu, Ya Cheng, Zhizhan Xu, and Guoguang Mu, "Multiple filamentation generated by focusing femtosecond laser with axicon," Opt. Lett. 37, 857-859 (2012)

· Xiaodong Sun, Shengqi Xu, Jiayu Zhao, Weiwei Liu, Ya Cheng, Zhizhan Xu, See Leang Chin, and Guoguang Mu, Impressive laser intensity increase at the trailing stage of femtosecond laser filamentation in air, Opt. Express, 20, 4790-4795 (2012)

· Shengqi Xu, Xiaodong Sun, Bin Zeng, Wei Chu, Jiayu Zhao, Weiwei Liu, Ya Cheng, Zhizhan Xu, and See Leang Chin, Simple method of measuring laser peak intensity inside femtosecond laser filament in air, Opt. Express, 20, 299-307 (2012)

· Bin Zeng, Wei Chu, Hui Gao, Weiwei Liu, Guihua Li, Haisu Zhang, Jinping Yao, Jielei Ni, See Leang Chin, Ya Cheng, and Zhizhan Xu, Enhancement of peak intensity in a filament core with spatiotemporally focused femtosecond laser pulses, Phys. Rev. A 84, 063819 (2011)

· Yuxi Fu, Hui Xiong, Han Xu, Jinping Yao, Bin Zeng, Wei Chu, Ya Cheng, Zhizhan Xu, Weiwei Liu, and See Leang Chin, “Generation of extended filaments of femtosecond pulses in air by use of a single-step phase plate”, Optics Letters, 34, 3752 (2009)

· Yizhu Zhang, Yanping Chen, Shengqi Xu, Hui Lian, Mingwei Wang, Weiwei Liu, See Leang Chin, and Guoguang Mu, "Portraying polarization state of terahertz pulse generated by a two-color laser field in air," Opt. Lett. 34, 2841-2843 (2009)

· S.L. Chin, W. Liu, O.G. Kosareva and V.P. Kandidov, The physics of intense femtosecond laser filamentation, in Robert W. Boyd, Svetlana G. Lukishova, Y.R. Shen, eds, Self-focusing: Past and Present, 335-356 (2008)Springer

· V.P. Kandidov, A.E. Dormidonov, O.G. Kosareva S.L. Chin and W. Liu, Self-focusing and Filamentation of Powerful Femtosecond Laser Pulses, in Robert W. Boyd, Svetlana G. Lukishova, Y.R. Shen, eds, Self-focusing: Past and Present, 357-384 (2008) Springer

· Yanping Chen, Claude Marceau, Weiwei Liu, Zhen-Dong Sun, Yizhu Zhang, Francis Théberge, Marc Châteauneuf, Jacques Dubois and See Leang Chin, “Elliptically polarized terahertz emission in the forward direction of a femtosecond laser filament in air”, Applied Physics Letters, 93 231116 (2008)

· Y. Zhang, Y. Chen, C. Marceau, W. Liu, Z.-D. Sun, S. Xu, F. Théberge, M. Châteauneuf, J. Dubois, and S. L. Chin, "Non-radially polarized THz pulse emitted from femtosecond laser filament in air," Optics Express 16, 15483-15488 (2008)

· S. Zhang, J. Yao, W. Liu, Z. Huang, J. Wang, Y. Li, C. Tu, and F. Lu, "Second harmonic generation of periodically poled potassium titanyl phosphate waveguide using femtosecond laser pulses," Opt. Express 16, 14180-14185 (2008)

· Z.J. Xu, W. Liu, N. Zhang, M.W. Wang and X.N. Zhu, Effect of intensity clamping on laser ablation by intense femtosecond laser pulses, Optics Express, 16,3604 (2008)

· S.L. Chin, W. Liu,　F. Théberge, Q. Luo, S.A. Hosseini, V.P. Kandidov, O.G. Kosareva, N. Aközbek, A. Becker, H. Schroeder, Some fundamental concepts of femtosecond laser filamentation, in Karou Yamanouchi, eds, Progress in Ultrafast Intense Laser Science Volume 3, 241-262 (2008)

· Weiwei Liu and See Leang Chin, Abnormal wavelength dependence of the self-cleaning phenomenon during femtosecond-laser-pulse filamentation, Physical Review A, 76, 013826 (2007)

· H.L. Xu, Y. Kamali, C. Marceau, P.T. Simard, W. Liu, J. Bernhardt, G. Méjean, P. Mathieu, G. Roy, J.-R. Simard and S.L. Chin, Simultaneous detection and identification of multigas pollutants using filament-induced nonlinear spectroscopy, Applied Physics Letters 90, 101106 (2007)

· W. Liu, H.L. Xu, G. Méjean, Y. Kamali, J.-F. Daigle, A. Azarm, P.T. Simard, P. Mathieu, G. Roy and S.L. Chin, Efficient non-gated remote-filament induced breakdown spectroscopy of metallic sample, Spectrochimica Acta, Part B 62, 76-81 (2007)

· F. Théberge, W. Liu, P.T. Simard, A. Becker, S.L. Chin, Plasma density inside a femtosecond laser filament in air: Strong dependence on external focusing, Physical Review E 74, 036406 (2006)

· F. Théberge, N. Aközbek, W. Liu, A. Becker and S.L. Chin, Tunable few-cycle laser pulse generated through filamentation in gases, Physical Review Letters 97, 023904 (2006)

· H.L. Xu, W. Liu, S. L. Chin, Remote time-resolved filament-induced breakdown spectroscopy of biological materials, Optics Letters 31, 1540-1542 (2006)

· W. Liu, F. Théberge, E. Arévalo, J.-F. Gravel, A. Becker and S.L. Chin, Experiment and simulations on the energy reservoir effect in femtosecond light filaments, Optics Letters 30, 2602-2604 (2005)

· F. Théberge, Q. Luo, W. Liu, S.A. Hosseini, M. Sharifi, S.L. Chin, Long-range third-harmonic generation in air using ultrashort intense laser pulses, Applied Physics Letters 87, 081108 (2005)

· W. Liu and S.L. Chin, Direct measurement of the critical power of femtosecond Ti:sapphire laser pulse in air, Optics Express 13, 5750-5755 (2005)

· X.P. Tang, A. Becker, W. Liu, M. Sharifi, O. Kosareva, V.P. Kandidov, P. Agostini and S.L. Chin, Enhanced fragmentation of toluene through linear and nonlinear increase of the focal spot area of an ultrashort laser pulse, Physical Review A 71, 045401 (2005)

· S.A. Hosseini, Q. Luo, B. Ferland, W. Liu, S.L. Chin, O.G. Kosareva, N.A. Panov, N. Aközbek and V.P. Kandidov, Competition of multiple filaments during the propagation of intense femtosecond laser pulses, Physical review A 70, 033802 (2004)

· W. Liu, S.A. Hosseini, Q. Luo, B. Ferland, S.L. Chin, O.G. Kosareva, N.A. Panov and V.P. Kandidov, Experimental observation and simulations of the self-action of white light laser pulse propagating in air, New Journal of Physics 6, 6 (2004)

· N.T. Nguyen, A. Saliminia, W. Liu, S.L. Chin and R. Vallee, Optical breakdown versus filamentation in fused silica by use of femtosecond infrared laser pulses, Optics Letters 28, 1591-1593 (2003)

中國光學學會空間光學專業委員會常委

中國光學學會激光專業委員會委員

天津市激光學會常務理事

天津市光學學會理事

《Terahertz Science and Technology》雜誌國際編委

《航天返回與遙感》雜誌編委

《光電子。激光》雜誌編委