低成本溶液法制备厘米级Cs3Cu2I5单晶及其闪烁发光性能
徐婷婷1,2(
), 李云云2(), 王谦2,3, 王京康2,4, 任国浩2, 孙大志1, 吴云涛2()
), 李云云2(), 王谦2,3, 王京康2,4, 任国浩2, 孙大志1, 吴云涛2()
Centimeter-sized Cs3Cu2I5 Single Crystal: Synthesized by Low-cost Solution Method and Optical and Scintillation Properties
XU Tingting1,2(), LI Yunyun2(), WANG Qian2,3, WANG Jingkang2,4, REN Guohao2, SUN Dazhi1, WU Yuntao2()
), LI Yunyun2(), WANG Qian2,3, WANG Jingkang2,4, REN Guohao2, SUN Dazhi1, WU Yuntao2()
图2. Cs3Cu2I5晶体照片和结构
Fig. 2. Photographs and structures of Cs3Cu2I5 crystals
(a-b) Photographs of millimeter-sized rod-like Cs3Cu2I5 crystals and centimeter-sized bulk Cs3Cu2I5 crystals grown by solution method under sunlight and 254 nm ultraviolet light; (c) Photographs of Cs3Cu2I5 crystals grown by solution method for comparative study; (d) Photographs of Cs3Cu2I5 crystals grown by melt method for comparative study; (e) Structure of [Cu2I5]3- where blue and purple spheres represent Cu and I atoms, respectively; (f) X-ray powder diffraction (XRD) pattern of crystals grown by solution method
