化学学报 ›› 1997, Vol. 55 ›› Issue (3): 221-228. 上一篇    下一篇

研究论文

HEK-TCNQ的光诱导电荷转移与HEK-DDQ的基态电荷转移

方奇;许东;于文涛;曹虹;左健;马玉蓉;李清山   

  1. 山东大学晶体材料研究所;山东大学电子工程系;中国科学技术大学结构分析开放研究实验室;中国科学技术大学物理系
  • 发布日期:1997-03-15

The charge transfer of HEK-DDQ and photoinduced charge transfer of HEK-TCNQ

FANG QI;XU DONG;YU WENTAO;CAO HONG;ZUO JIAN;MA YURONG;LI QINGSHAN   

  • Published:1997-03-15

合成了电荷转移复合物HEK-TCNQ和HEK-DDQ(HEK=9-hydroxyethylcarbazole)。拉曼光谱和吸收光谱测定表明: 光电导为10^-^1^1s.cm^-^1的HEK-TCNQ在514.5nm激光照射下可发生电荷转移, 生成HEK^+TCNQ^-, 其光电导显著增大。X射线结构分析和红外光谱表明: HEK与DDQ之间基态电荷转移量为0.1~0.2。

关键词: 咔唑 P, X射线衍射分析, 电荷转移, 拉曼光谱法, 国家教委高等学校博士学科点专项科研基金

The charge transfer complexes of HEK-TCNQ and HEK-DDQ (HEK=9-hydroxyethylcarbazole) have been synthesized. The Raman and UV spectra have shown that under the irradiation at 514.5nm of Ar^+ laser, an electron can be transfered from HEK to TCNQ to form HEK^+TCNQ^-. As a result, the photoconductivity of HEK^+TCNQ^- was measured to be at least one order of magnitude larger than 10^-^1^1s.cm^-^1 of HEK-TCNQ. Based on structural and IR spectra data, the charge transfered from HEK to DDQ in HEK-DDQ was estimated to be 0.1~0.2.

Key words: CARBAZOLE P, X-RAY DIFFRACTION ANALYSIS, CHARGE TRANSFER, RAMAN SPECTROMETRY

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