Preparation of Organic Semiconductor PTCDA and Studies on Its Crystal Structure and the Absorption Spectrum |
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作者单位: | ZHANG Fujia,SHAO Jiafeng,ZHANG Dejiang (Lanzhou University,Lanzhou 730000,CHN) LIU Fengmin,GAN Runjin (Beijing Mechanical Industry Institute,Beijing 100083,CHN) |
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摘 要: | PreparationofOrganicSemiconductorPTCDAandStudiesonItsCrystalStructureandtheAbsorptionSpectrum①②ZHANGFujia,SHAOJiafeng,ZHANGDe...
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Preparation of Organic Semiconductor PTCDA and Studies on Its Crystal Structure and the Absorption Spectrum |
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Authors: | ZHANG Fujia SHAO Jiafeng ZHANG Dejiang |
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Abstract: | 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. |
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Keywords: | Organic semiconductor PTCDA Visible Absorption Spectrum X-ray diffraction Spectrum |
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