Preparation of Organic Semiconductor PTCDA and Studies on Its Crystal Structure and the Absorption Spectrum  

作　　者：ZHANGFujia LIUFengmin 等 

机构地区：[1]LanzhouUniversity,Lanzhou730000,CHN [2]BeijingMechanicalIndustryInstitute,Beijing100083,CHN

出　　处：《Semiconductor Photonics and Technology》1997年第4期248-255,共8页半导体光子学与技术（英文版）

摘　　要：Organic semiconductoe 3,4,9,10-perylenetetracarboxylic dianhydride (PTCDA) has been synthetized with 1,8-naphthalic anhydride using chemical method.X-ray diffraction spectrum shows that it is monoclinic.Visible absorption spectrum shows that its gap band is 2.2 eV with singlet exciton bandwidth of 0.9 eV.ＰｒｅｐａｒａｔｉｏｎｏｆＯｒｇａｎｉｃＳｅｍｉｃｏｎｄｕｃｔｏｒＰＴＣＤＡａｎｄＳｔｕｄｉｅｓｏｎＩｔｓＣｒｙｓｔａｌＳｔｒｕｃｔｕｒｅａｎｄｔｈｅＡｂｓｏｒｐｔｉｏｎＳｐｅｃｔｒｕｍ①②ＺＨＡＮＧＦｕｊｉａ，ＳＨＡＯＪｉａｆｅｎｇ，ＺＨＡＮＧＤｅ...

关 键 词：Organic semiconductor PTCDA Visible Absorption Spectrum X-ray diffraction Spectrum 

分 类 号：TN304.5[电子电信—物理电子学]