Masahiro Takahashi and  Kosuke Harada and  Shihomi Nakao and  Mitsuhiro Higashihata and  Hiroshi Ikenoue and  Daisuke Nakamura and  Tatsuo Okada,  Ultraviolet Lasing from Vertically-Aligned ZnO Nanowall Array.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2015, vol. 99(3). 473 - 476
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10000867.