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三维氢键网络配位化合物[Ni(C5H4NCOO)2·(H2O)4]的合成、晶体结构及光学性能研究
Synthesis,crystal structure and absorptivity to solar radiation of [Ni(C5H4NCOO)2·(H2O)4]
【摘要】 通过水热法合成了[N i(C5H4NCOO)2.(H2O)4]晶体。对其进行了元素分析、红外光谱以及热重分析,并通过单晶X-射线衍射确定了其晶体结构。该晶体属于三斜晶系,空间群为P1,晶胞参数为a=0.62878(7)nm,b=0.69008(8)nm,c=0.92440(10)nm,α=96.500(10),°β=105.130(10)°,γ=113.320(10)°。通过UV-VIS-NIR反射光谱研究了其光学性质,表明其在近红外区有强吸收,而在可见区域基本为透明,对太阳辐射的吸光系数(ε)为0.014μm-1。
【Abstract】 [Ni(C5H4NCOO)2·(H2O)4]complex was synthesized by using hydrothermal reaction and characerized by elemental analysis,IR spectrometry and thermogravimetric analysis.The crystal structure was determined by single crystal X-ray diffraction.The crystal belongs to triclinic crystal system,space group P1 with cell parameters a=0.62878(7)nm,b=0.69008(8)nm,c=0.92440(10)nm,α=96.500(10)°,β=105.130(10)°,γ=113.320(10)°.The studies by UV-VIS-NIR diffuse reflectance spectrum show that it is of strong absortivity in near IR spectral band,but almost transparent in the visible spectral band and ε(absorption coefficient to solar radiation)is 0.014μm-1.
【Key words】 Ni complex; synthesis; crystal structure; absorptivity to solar radiation;
- 【文献出处】 化学研究与应用 ,Chemical Research and Application , 编辑部邮箱 ,2007年11期
- 【分类号】O641.4
- 【下载频次】116