基于二维钙钛矿(PEA)<sub>2</sub>PbI<sub>4</sub>的光电探测器

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基于二维钙钛矿(PEA)₂PbI₄的光电探测器

蔡凯(

), 靳志文(

)

Photodetector Based on Two-dimensional Perovskite (PEA)₂PbI₄

CAI Kai(

), JIN Zhiwen(

)

图2. (a)典型的(PEA)₂PbI₄薄膜的XRD谱图; (b)二维层状(PEA)₂PbI₄的晶体结构; (PEA)₂PbI₄薄膜的(c)UV-Vis吸收谱图和(d)PL光谱

Fig. 2. (a) XRD pattern of a typical (PEA)₂PbI₄ film,(b) crystal structure of two-dimensional layered (PEA)₂PbI₄, and (c) UV-Vis absorption and (d) PL spectra of (PEA)₂PbI₄ film