Chinese Journal of Lasers, Volume. 44, Issue 3, 303004(2017)

Impact of Carbon Contamination Cleaning Technologies on Reflectivity of Extreme Ultraviolet Lithography Optics

Wang Yi1,2, Lu Qipeng1, and Gao Yunguo1
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(15)

    [1] [1] Yu Bo, Li Chun,Jin Chunshui, et al. Design and fabrication of broadband Mo/Si multilayer films for extreme ultra violet lithography illumination system[J]. Chinese J Lasers, 2016, 43(4): 0407001.

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    [3] [3] Chen J. Characterization of EUV induced contamination on multilayeroptics[D]. University of Twente, 2011.

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    [7] [7] Takagi N,Anazawa T, Nishiyama I, et al. Evaluation of the contamination removal capability and multilayer degradation in various cleaning methods[C]. SPIE, 2010, 7823: 782327.

    [8] [8] Malykhin E M, Lopaev D V, Rakhimov A T, et al. Plasma cleaning of multilayer mirrors in EUV lithography from amorphous carbon contaminations[J]. Moscow University Physics Bulletin, 2011, 66(2): 184-189.

    [9] [9] Motai K, Oizumi H, Miyagaki S, et al. Atomic hydrogen cleaning of Ru-capped EUV multilayer mirror[J]. SPIE, 2007, 6517: 65170F.

    [10] [10] Motai K, Oizumi H, Miyagaki S, et al. Cleaning technology for EUV multilayer mirror using atomic hydrogen generated with hot wire[J]. Thin Solid Films, 2008, 516(5): 839-843.

    [11] [11] Graham S,Jr Steinhaus C A, Clift W M, et al. Atomic hydrogen cleaning of EUV multilayer optics[C]. SPIE, 2003, 5037.

    [12] [12] Upadhyaya M, Denbeaux G, Arun J, et al. Simulation study of cleaning induced extreme ultraviolet reflectivity loss mechanisms on mask blanks[J]. Journal of Vacuum Science & Technology B Microelectronics & Nanometer Structures, 2012, 30(5): 051604.

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    Wang Yi, Lu Qipeng, Gao Yunguo. Impact of Carbon Contamination Cleaning Technologies on Reflectivity of Extreme Ultraviolet Lithography Optics[J]. Chinese Journal of Lasers, 2017, 44(3): 303004

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    Paper Information

    Category: materials and thin films

    Received: Nov. 4, 2016

    Accepted: --

    Published Online: Mar. 8, 2017

    The Author Email:

    DOI:10.3788/cjl201744.0303004

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