科学研究
研究领域:激光次级辐射源
高亮度短波辐射源(极紫外或X射线)在集成电路制造、薄膜材料检测、生命医学成像等领域应用广泛,也是国家集成电路等产业急需的核心技术装备。高功率激光与等离子体相互作用可以产生极紫外辐射、X射线、高能电子等次级辐射,可实现桌面型高亮度短波辐射源。课题组从激光等离子体物理出发,研究高次谐波和激光等离子体尾场等次级辐射机制,实现高亮度、高重频、桌面型极紫外和X射线辐射源,应用于高能量密度物理等离子体诊断、芯片极紫外光刻/检测、亚微米生物样品成像。
具体研究方向:
激光等离子体物理、激光高次谐波、激光等离子体尾场加速、可见光和短波辐射相干成像
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[1] Z. Li, R. Zdagzaj, X. Wang, S. Reed, P. Dong, M. C. Downer, Frequency domain streakcamera for ultrafast imaging of evolving light-velocity objects, Opt. Lett. 35, 4087-4089 (2010)..
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[2] X. Wang, R. Zdagzaj, N. Fazel,Z. Li, W. Henderson, et al., Quasi-monoenergetic laserplasma acceleration of electrons to 2 GeV, Nature Communications4, 1988 (2013)..
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[3] Z. Li, C.-H. Pai Y.-Y. Chang, R. Zgadzaj, X. Wang, M. C. Downer, Single-shot visualizationof evolving, light-speed structures by multi-object-plane phase contrast imaging, Opt. Lett. 38, 5157-5160 (2013)..
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[4] Z. Li, R. Zdagzaj, X. Wang, Y.-Y. Chang, M. C. Downer, Single shot tomographic moviesfor evolving, light-velocity objects, Nature Communications5, 3085 (2014)..
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[5] Z. Li, H. -E. Tsai, X. Zhang, C. -H. Pai, R. Zgadzaj, X. Wang, V. Khudik, G. Shvets, M.C. Downer, Single-shot visualization of evolving laser wakefields using an all-optical streak camera, Phys. Rev. Lett.113, 085001 (2014)..
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