二次谐波在二维材料结构表征中的应用
夏芳芳1(
), 王发坤1, 胡海龙2, 许翔1, 李阳1, 翟天佑1()
), 王发坤1, 胡海龙2, 许翔1, 李阳1, 翟天佑1()
Application of Second Harmonic Generation in Characterization of 2D Materials
XIA Fangfang1(), WANG Fakun1, HU Hailong2, XU Xiang1, LI Yang1, ZHAI Tianyou1()
), WANG Fakun1, HU Hailong2, XU Xiang1, LI Yang1, ZHAI Tianyou1()
图9. 二次谐波与光致发光、拉曼光谱联合表征二维材料(MoS2/WS2异质结)
Fig. 9. Characterization of 2D materials (MoS2/WS2 heterojunction) by SHG combined with photoluminescence and Raman spectroscopy
(a) Atomic structure diagram; (b-c) Optical image and TEM image; (d, g) SHG intensity and mapping; (e, h) photoluminescence spectra at different positions; (f, i) Corresponding Raman spectra[
