吴正茂，男，汉族，出生于江西省婺源县，籍贯：江西余干，民革党员。博士，教授，博(硕)士生导师/博士后合作导师，享受国务院政府特殊津贴专家，重庆市学术技术带头人，西南大学物理科学与技术学院院长。本科、硕士和博士均毕业于四川大学。学术兼职：西南大学第五届校学位评定委员会委员、重庆物理学会/重庆市光学学会副理事长；曾任西南大学一/二/三/四届校学术委员会委员。社会兼职：六届重庆市政协委员；曾任九/十届全国青联委员、二/三/四届重庆市政协委员、西南大学工会兼职副主席等。
长期从事激光非线性动力学及其在信息技术领域应用方面的研究工作。已主持国家及省部级相关科研项目10多项；在国内外主流学术刊物上发表论文200余篇；申请或授权国家专利10余项，2项成果获重庆市人民政府自然科学奖，已培养博士后、博/硕士生80多人。主要承担激光原理、光学前沿等课程的教学任务。
研究生招生学科专业
博士：0702物理学
硕士：学术型(0702物理学、0810信息与通信工程)，专业学位(0854电子信息)
联系方式：zmwu@swu.edu.cn。
近年承担的主要科研项目
1. XX技术有限公司委托项目: XXXX激光器关键理论和技术, 2023.01-
2. 威海激光通信先进技术研究院委托项目：宽带信号接收与处理， 2022.10-
3. 国家自然科学基金面上项目: 基于WRC-FPLD的波长可调、带宽可控的宽带混沌载波获取及其在WDM混沌保密通信中的应用探索(批准号:61775184), 2018.01-2021.12
4. 国家自然科学基金面上项目: 外部扰动下半导体激光器随机阵发混沌态输出的动力学特性及相关应用探索(批准号:61475127), 2015.01-2018.12
5. 国家自然科学基金面上项目：基于延时特征抑制的互耦半导体激光器混沌熵源并行获取双路高速真随机数(批准号:61178011), 2012.01-2015.12
6. 国家自然科学基金面上项目：双向、长距离光纤混沌保密通信研究(批准号: 60978003), 2010.01-2012.12
近年承担的教改和人才培养项目
1. 重庆市研究生导师团队建设项目: 西南大学光学研究生导师团队(交叉学科：物理学、信息与通信工程)，2023.02-2026.01
2. 教育部产学合作协同育人项目：基于创新创业人才培养的物理实践类课程分层教学改革与探索, 2022.09-2024.08
3. 重庆市研究生教育教学改革研究项目重点项目：落实立德树人根本任务，探索导师团队式研究生培养新模式——以西南大学物理学研究生培养为例, 2021.07-2024.06
获奖情况
1. 2014年度重庆市科学技术奖自然科学奖二等奖. 成果名称: 基于半导体激光器的光混沌同步与保密通信研究; 获奖时间: 2015年; 奖励授予单位: 重庆市人民政府; 本人排名：第一完成人
2. 2013年度重庆市科学技术奖自然科学奖三等奖. 成果名称: 高性能光混沌信号获取的基础理论和关键技术研究; 获奖时间: 2014年; 奖励授予单位: 重庆市人民政府; 本人排名：第二完成人
部分代表性第一/通讯(*)作者学术论文
1. Z. Wu (吴正茂), G. Xia, L. Wu, J. Chen, Y. Lu. Identifying the output spectra from end facets of semiconductor lasers. Opt. Lett., 1995, 20(5): 477-479
2. Z. Wu, G. Xia, J. Chen, L. Liu. Influence of a Fabry-Perot etalon on a chirped optical pulse. Opt. & Laser Technol., 2001, 33(7): 471-473
3. Z. Wu, G. Xia, H. Zhou, J. Wu, M. Liu. Transmission of a Gaussian beam after incidenting nonnormally on a Fabry-Perot etalon. Opt. & Laser Technol., 2003, 35 (1): 1-4
4. Z. Wu, G. Xia, X. Jia. Pedestal reduction of soliton compressed pulse by combining a nonlinear Fabry-Perot cavity and EDFA. Opt. Commun., 2004, 241(4-6): 539-545
5. Z. Wu, G. Xia, X. Jia. Nonuniform DFB-SOAs: dynamic characteristics of bistability and a novel configuration based on linearly variable current injection. IEEE J. Quantum Electron., 2005, 41(3): 384-389
6. Z. Wu, G. Xia, J. Wu. Studying the extremely short external cavity semiconductor laser with ray tracing method. Opt. Commun., 2007, 279(2): 336-340
7. J. Wu, G. Xia, Z. Wu*. Suppression of time delay signatures of chaotic output in a semiconductor laser with double optical feedback. Opt. Express, 2009, 17(22): 20124-20133
8. J. Wu, G. Xia, X. Tang, X. Lin, T. Deng, L. Fan, Z. Wu*. Time delay signature concealment of optical feedback induced chaos in an external cavity semiconductor laser. Opt. Express, 2010, 18(7): 6661-6666
9. T. Deng, G. Xia, Z. Wu*, X. Lin, J. Wu. Chaos synchronization in mutually coupled semiconductor lasers with asymmetrical bias currents. Opt. Express, 2011, 19(9): 8762-8773
10. Y. Li, Z. Wu*, Z. Zhong, X. Yang, S. Mao, G. Xia*. Time-delay signature of chaos in 1550 nm VCSELs with variable-polarization FBG feedback. Opt. Express, 2014, 22(16): 19610-19620
11. J. Chen, Z. Wu*, X. Tang, T. Deng, L. Fan, Z. Zhong, G. Xia*. Generation of polarization-resolved wideband unpredictability-enhanced chaotic signals based on vertical-cavity surface-emitting lasers subject to chaotic optical injection. Opt. Express, 2015, 23(6): 7173-7183
12. Z. Zhong, S. Li, S. C. Chan, G. Xia, Z. Wu*. Polarization-resolved time-delay signatures of chaos induced by FBG-feedback in VCSEL. Opt. Express, 2015, 23(12): 15459-15468
13. X. Tang, Z. Wu*, J. Wu, T. Deng, J. Chen, L. Fan, Z. Zhong, G. Xia*. Tbits/s physical random bit generation based on mutually coupled semiconductor laser chaotic entropy source. Opt. Express, 2015, 23(26): 33130-33141
14. L. Fan, G. Xia*, J. Chen, X. Tang, Q. Liang, Z. Wu*. High-purity 60GHz band millimeter-wave generation based on optically injected semiconductor laser under subharmonic microwave modulation. Opt. Express, 2016, 24(16): 18252-18265
15. Y. Hou, G. Xia*, W. Yang, D. Wang, E. Jayaprasath, Z. Jiang, C. Hu, Z. Wu*. Prediction performance of reservoir computing system based on a semiconductor laser subject to double optical feedback and optical injection. Opt. Express, 2018, 26(8): 10211-10219
16. X. Lin, G. Xia*, Z. Shang, T. Deng, X. Tang, L. Fan, Z. Gao, Z. Wu*. Frequency-modulated continuous-wave generation based on an optically injected semiconductor laser with optical feedback stabilization. Opt. Express, 2019, 27(2): 1217-1225
17. D. Yue, Z. Wu*,Y. Hou, B. Cui, Y. Jin, M. Dai, G. Xia*. Performance optimization research of reservoir computing system based on an optical feedback semiconductor laser under electrical information injection, Opt. Express, 2019, 27(14): 19931-19939
18. X. Tan, Y. Hou, Z. Wu*, G. Xia*, Parallel information processing by a reservoir computing system based on a VCSEL subject to double optical feedback and optical injection, Opt. Express, 2019, 27(18): 26070-26079
19. Y. Jin, X. Lin, Z. Wu*, Z. Jiang, D. Yue, W. Yang, L. Fan, G. Xia*, High-quality frequency-modulated continuous-wave generation based on a semiconductor laser subject to cascade-modulated optical injection, Optics Express, 2021, 29(16): 26265-26274
20. Y. Jin, X. Lin, Z. Wu*, D. Yue, F. Zhang, L. Zhang, Z. Jiang, G. Xia*, Dual-linear chirp microwave signal generation based on a semiconductor laser subject to modulated optical injection, Opt. Express, 2022, 30(12): 21698-21709
21. Z. Zhong, Z. Wu*, G. Xia*. Experimental Investigation on the Time-delay Signature of Chaotic Output from a 1550 nm VCSEL Subject to FBG Feedback, Photon. Res., 2017, 5(1): 6-10
22. J. Wu, Z. Wu*, Y. Liu, L. Fan, X. Tang, G. Xia*. Simulation of bidirectional long-distance chaos communication performance in a novel fiber-optic chaos synchronization system. J. Lightwave Technol., 2013, 31(3): 461-467
23. L. Fan, Z. Wu*, T. Deng, J. Wu, X. Tang, J. Chen, S. Mao, G. Xia*. Subharmonic Microwave Modulation Stabilization of Tunable Photonic Microwave Generated by Period-one Nonlinear Dynamics of an Optically Injected Semiconductor Laser. J. Lightwave Technol., 2014, 32(23): 4058-4064
24. F. Wang*, G. Xia, T. Deng, J. Wu, L. Tao, L. Peng, Z. Wu*, Tunable chaotic external-cavity semiconductor laser with time-delay signature suppression including a broadband chirped FBG, J. Lightwave Technol., 2022, 40(15): 5260-5266
25. J. Wu, Z. Wu*, L.i Fan, X. Tang, W. Deng, G. Xia*. Experimental demonstration of LD-based bidirectional fiber-optic chaos communication. IEEE Photon. Technol. Lett., 2013, 25(6): 587-590
26. Y. Xie, Z. Wu*, T. Deng, X. Tang, L. Fan, G. Xia*. Nonlinear dynamics of 1550 nm VCSELs subject to positive optoelectronic feedback. IEEE Photon. Technol. Lett., 2013, 25(16): 1605-1608
27. T. Deng, Z. Wu*, G. Xia*. Two-mode Coexistence in 1550nm VCSELs with Optical Feedback. IEEE Photon. Technol. Lett., 2015, 27(19): 2075-2078
28. W. Zhu, Z. Wu*, Z. Zhong, X. Yin, J. Song, L. Zhao, D. Lu, G. Xia*. Dynamics of a Monolithically Integrated Semiconductor Laser under Optical Injection. IEEE Photon. Technol. Lett., 2015, 27(20): 2119-2122
29. Z. Zhong, Z. Wu*, J. Song, L. Wang, T. Deng, G. Xia*. Polarization Dynamics of 1550-nm VCSELs Subject to Polarization-Preserved FBG Feedback. IEEE Photon. Technol. Lett., 2016, 28(9): 963-966
30. Z. Zhong, G. Lin*, Z. Wu*, J. Yang, J. Chen, L. Yi, G. Xia*, Tunable broadband chaotic signal synthesis from a WRC-FPLD subject to filtered feedback. IEEE Photon. Technol. Lett., 2017, 29(17): 1506-1509
31. X. Lin, G. Xia*, T. Yang, T. Deng, X. Tang, L. Fan, Z. Gao, Z. Wu*, Photonic Microwave Generation Based on an OISL by Subharmonic Modulation from an OEO, IEEE Photon. Technol. Lett., 2019, 31(22): 1838-1841
32. J. Chen, Z. Wu*, T. Deng, X. Tang, X. Yang, G. Xia*. Current- and Feedback-Induced State Bistability in a 1550 nm-VCSEL with Negative Optoelectronic Feedback, IEEE Photon. J., 2017, 9(1): 1500310
33. J. Chen, Z. Wu*, L. Fan, X. Tang, X. Lin, T. Deng, G. Xia*, Polarization bistability in a 1550 nm vertical-cavity surface-emitting laser subject to variable polarization optical injection. IEEE Photon. J., 2017, 9(2): 1502309
34. Y. Li, L. Fan, G. Xia*, Z. Wu*, Tunable and broadband microwave frequency comb generation using optically injected semiconductor laser nonlinear dynamics. IEEE Photon. J., 2017, 9(5): 5502607
35. Y. Hou, L. Yi, G. Xia*, Z. Wu*, Exploring High Quality Chaotic Signal Generation in Mutually Delay Coupled Semiconductor Lasers System. IEEE Photon. J., 2017, 9(5): 1505110
36. X. Lin, Z. Wu*, T. Deng, X. Tang, L. Fan, Z. Gao, G. Xia*, Generation of widely tunable narrow-linewidth photonic microwave signals based on an optoelectronic oscillator using an optically injected semiconductor laser as the active tunable microwave photonic filter, IEEE Photon. J., 2018, 10(6): 5502209
37. L. Fan, G. Xia*, T. Deng, X. Tang, X. Lin, Z. Gao, X. Xu, Z. Wu*, Generation of tunable and ultra-broadband microwave frequency combs based on a semiconductor laser subject to pulse injection from a current modulated laser. IEEE Photon. J., 2018, 10(6): 5502310
38. X. Tang, G. Xia*, C. Ran, T. Deng, X. Lin, L. Fan, Z. Gao, G. Lin*, Z. Wu*. Fast physical random bit generation based on a broadband chaotic entropy source originated from a filtered feedback WRC-FPLD, IEEE Photon. J., 2019, 11(2): 7800710
39. C. Hu, G. Xia*, Z. Jiang, D. Yue, W. Yang, G. Lin*, Z. Wu*, Simultaneous generation of multi-channel broadband chaotic signals based on two unidirectionally coupled WRC-FPLDs, IEEE Photon. J., 2020, 12(5): 1504008
40. Q. Wang, G. Xia*, Z. Jiang, W. Yang, D. Yue, Z. Wu*, Experimental investigations on polarization switching and bistability in a 1550 nm VCSEL subject to orthogonal optical injection with time-varying injection power, IEEE Photon. J., 2020, 12(5): 1504108
41. D. Yue, Z. Wu*, Y. Hou, C. Hu, Z. Jiang, G. Xia*, Reservoir Computing Based on Two Parallel Reservoirs under Identical Electrical Message Injection, IEEE Photon. J., 2021, 13(1): 7800311
42. D. Yue, Y. Hou, Z. Wu*, C. Hu, Z. Xiao, G. Xia*, Experimental investigation of an optical reservoir computing system based on two parallel time-delay reservoirs, IEEE Photon. J., 2021, 13(3): 8500111
43. B. Cui, G. Xia*, X. Tang, F. Wang, Z. Jiang, Y. Zheng, F. Zhang, Z. Wu*, Generation of Chaotic Signals with Concealed Time-Delay Signature Based on a Semiconductor Laser under Multi-Path Optical Feedback, IEEE Photon. J., 2022, 14(1): 1504605
44. B. Jiang, Z. Wu*, T. Deng, J. Chen, F. Yang, J. Chen, Q. Liang, G. Xia*. Polarization Switching Characteristics of 1550-nm Vertical-Cavity Surface-Emitting Lasers Subject to Double Polarization Pulsed Injection, IEEE J. Quantum Electron., 2016, 52(11): 2400707
45. L. Fan, G. Xia*, X. Tang, T. Deng, J. Chen, X. Lin, Y. Li, Z. Wu*, Tunable ultra-broadband microwave frequency combs generation based on a current modulated semiconductor laser under optical injection. IEEE Access, 2017, 5: 17764-17771
46. Z. Gao, J. Zhu, Z. Wei*, Z. Wu*. Femtosecond pulses generation from a diode-pumped Yb:CaNb2O6 disordered crystal laser. IEEE Access, 2017, 5: 22792-22796
47. X. Tang, G. Xia*, E. Jayaprasath, T. Deng, X. Lin, L. Fan, Z. Gao, Z. Wu*, Multi-channel physical random bits generation using a vertical-cavity surface-emitting laser under chaotic optical injection. IEEE Access, 2018, 6: 3565-3572
48. D. Wang, G. Xia*, Y. Hou, W. Yang, E. Jayaprasath, J. Chen, Z. Wu*. Theoretical investigation of state bistability between pure- and mixed-mode states in a 1550-nm VCSEL under parallel optical injection, IEEE Access, 2018, 6: 19791-19797
49. X. Xu, L. Fan, G. Xia*, Z. Wu*. Numerical Investigation on Ultra-broadband Tunable Microwave Frequency Comb Generation Using a Semiconductor Laser Under Regular Pulse Injection, IEEE Access, 2018, 6: 55284-55290
50. E. Jayaprasath, Y. Hou, Z. Wu*, G. Xia*. Anticipation in the polarization chaos synchronization of uni-directionally coupled vertical-cavity surface-emitting lasers with polarization-preserved optical injection. IEEE Access, 2018, 6: 58482-58490
51. D. Yue, Z. Wu*, Y. Hou, G. Xia*, Effects of some operation parameters on the performance of a reservoir computing system based on a delay feedback semiconductor laser with information injection by current modulation, IEEE Access, 2019, 7: 128767-128773
52. J. Tao, Z. Wu*, D. Yue, X. Tan, Q. Zeng, G. Xia*, Performance enhancement of a delay-based reservoir computing system by using gradient boosting technology, IEEE Access, 2020, 8: 151991
53. W. Yang, G. Xia*, Z. Jiang, T. Deng, X. Lin, Y. Jin, Z. Xiao, D. Yue, C. Hu, B. Cui, M. Dai, Z. Wu*, Experimental Investigation on Wideband Optical Frequency Combs Generation Based on a Gain-Switched 1550 nm Multi-Transverse Mode Vertical-Cavity Surface-Emitting Laser Subject to Dual Optical Injection, IEEE Access, 2020, 8: 170203-170210
54. X. Wang, G. Xia, Z. Wu*. Theoretical investigations on the polarization performances of current-modulated VCSELs subject to weak optical feedback. J. Opt. Soc. Am. B, 2009, 26(1): 160-168
55. J. Shen, C. Fan, J. Wu, G. Xia, L. Ding, N. Li, Z. Wu*. Conversion between anticipating and lag chaos synchronization induced by different bias current levels in mutually delay-coupled semiconductor lasers. Appl. Phys. B, 2011, 103(4): 941-945
56. Y. Hou, G. Xia*, E. Jayaprasath, D. Yue, Z. Wu*. Parallel Information Processing Using a Reservoir Computing System Based on Mutually Coupled Semiconductor Lasers. App. Phys. B, 2020, 126(3): Art. No. 40
57. X. Tang, Z. Wu*, J. Wu, T. Deng, L. Fan, Z. Zhong, J. Chen, G. Xia*. Generation of multi-channel high-speed physical random numbers originated from two chaotic signals of mutually coupled semiconductor lasers. Laser Phys. Lett., 2015, 12(1): 015003
58. W. Yang, G. Xia*, E. Jayaprasath, Z. Jiang, Y. Hou, C. Hu, Z. Wu*, Experimental investigation on the nonlinear dynamics of two mutually coupled 1550 nm multi-transverse-mode vertical-cavity surface-emitting lasers, Appl. Opt., 2019, 58(5): 1271-1275
59. W. Yang, G. Xia, Z. Jiang, E. Jayaprasath, C. Hu, Z. Wu*, Numerical investigations on multi-channel wideband chaotic signal generation by a multi-transverse mode vertical-cavity surface-emitting laser subject to chaotic optical injection, Appl. Opt., 2019, 58(30): 8160-8166
60. C. Hu, G. Xia, D. Yue, Z. Jiang, B. Cui, Y. Zheng, G. Lin, Z. Wu*, Experimental demonstration of a chaotic communication system with switchable chaotic carrier wavelength based on two weak-resonant-cavity Fabry-Perot laser diodes, Appl. Opt., 2021, 60(9): 2745-2750
61. B. Cui, G. Xia, X. Tang, Y. Wang, Z. Wu*. Fast Physical Random Bit Generation Based on a Chaotic Optical Injection System with Multi-path Optical Feedback, Appl. Opt., 2022, 61(28): 8354-8360
62. Q. Wang, G. Xia, S. Tan, Y. Liu, Y. Liu, M. Zhao, Z. Wu*. Misestimate of the performance in VCSEL-based reservoir computing experimental systems with optical information injection resulted by high surface reflectivity, Appl. Opt., 2022, 61(34): 10086-10091
63. F. Wang, G. Xia, Z. Wu*. All-optical frequency multiplication /recovery based on a semiconductor optical amplifier ring cavity. Opt. Commun., 2006, 257(2): 334-339
64. J. Wu, G. Xia, L. Cao, Z. Wu*. Experimental investigations on the external cavity time signature in chaotic output of an incoherent optical feedback external cavity semiconductor laser. Opt. Commun., 2009, 282(15): 3153-3156
65. T. Deng, G. Xia, L. Cao, J. Chen, X. Lin, Z. Wu*. Bidirectional chaos synchronization and communication in semiconductor lasers with optoelectronic feedback. Opt. Commun., 2009, 282(11): 2243-2249
66. L. Wang, Z. Wu*, J. Wu, G. Xia*. Long-Haul Dual-Channel Bidirectional Chaos Communication Based on Polarization-Resolved Chaos Synchronization between Twin 1550 nm VCSELs Subject to Variable-Polarization Optical Injection. Opt. Commun., 2015, 334: 214-221
67. X. Yang, J. Wu, Z. Wu*, Y. Li, L. Wang, G. Xia*. Time-delay signatures hidden in the phase of chaotic output of mutually delay-coupled vertical-cavity surface-emitting lasers. Opt. Commun., 2015, 336: 262-268
68. J. Song, Z. Zhong, L. Wei, Z. Wu*, G. Xia*. Experimental investigations on nonlinear dynamics of a semiconductor laser subject to optical injection and fiber Bragg grating feedback. Opt. Commun., 2015, 354: 213-217
69. X. Yin, Z. Zhong, L. Zhao, D. Lu, H. Qiu, G. Xia*, Z. Wu*. Wide bandwidth chaotic signal generation in a monolithically integrated semiconductor laser via optical injection, Opt. Commun., 2015, 355: 551-557
70. Y. Hou, G. Xia*, E. Jayaprasath, D. Yue, W. Yang, Z. Wu*. Prediction and classification performances of reservoir computing system using mutually delay-coupled semiconductor lasers. Opt. Commun., 2019, 433: 215-220
71. E. Jayaprasath, Z. Wu*, S. Sivaprakasam, G. Xia*. Observation of additional delayed-time in chaos synchronization of uni-directionally coupled VCSELs. Chaos, 2018, 28(12): 123103
72. D. Wang, J. Chen, G. Xia*, Z. Wu*, State bistability between pure- and mixed-mode steady states in a 1550-nm VCSEL subject to parallel optical injection. Jap. J. Appl. Phys., 2017, 56(7): 070314
73. Z. Jiang, Z. Wu*, E. Jayaprasath, W. Yang, C. Hu, G. Xia*, Nonlinear dynamics of exclusive excited-state emission quantum dot lasers under optical injection, Photonics, 2019, 6(2): 58
74. M. Zhao, G. Xia, K. Yang, S. Liu, J. Liu, Q. Wang, J. Liu, Z. Wu*, Nonlinear dynamics of mid-infrared interband cascade lasers subject to variable-aperture optical feedback, Photonics, 2022, 9(6): 410
75. Y. Zheng, G. Xia, X. Lin, Q. Wang, H. Wang, C. Jiang, H.Chen, Z. Wu*. Experimental Investigation on the Mode Characteristics of an Excited State Quantum Dot Laser under Spherical Cavity Optical Feedback, Photonics, 2023, 10(2): 166
76. J. Chen, G. Xia, Z. Wu*. Power-induced polarization switching and bistability characteristics in 1550 nm VCSELs subject to orthogonal optical injection. Chin. Phys. B, 2015, 24(2): 024210
77. Z. Gao, J. Zhu, Z. Wu*, Z. Wei*, H. Yu, H. Zhang, J. Wang, Tunable second harmonic generation from a Kerr-lens mode-locked Yb:YCa4O(BO3)3 femtosecond laser, Chin. Phys. B, 2017, 26(4): 044202
78. Z. Jiang, Z. Wu*, W. Yang, C. Hu, Y. Jin, Z. Xiao, G. Xia*, Numerical investigation on photonic microwave generation by a sole excited-state emitting quantum dot laser with optical injection and optical feedback, Chin. Phys. B, 2021, 30(5): 050504
79. L. Zhou, G. Xia*, Z. Zhong, J. Wu, S. Wang, Z. Wu*. Time-delay signature concealment of polarization-resolved chaos outputs in vertical-cavity surface-emitting lasers with variable-polarization filtered optical feedback. Chin. Opt. Lett., 2015, 13(9): 091401
80. H. Qiu., Z. Wu*, T. Deng, Y. He, G. Xia*. Polarization switching characteristics in a 1550 nm VCSEL subject to circularly polarized optical injection. Chin. Opt. Lett., 2016, 14(2): 021401
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