THEORY OF STARK SHIFTS IN QUANTUM-WELLS CONSISTING OF HIGHLY ANISOTROPIC MOLECULAR-CRYSTALLINE LAYERS

被引:4
作者
SHEN, ZL
FORREST, SR
机构
[1] Advanced Technology Center for Photonics and Optoelectronic Materials (ATC/POEM), Department of Electrical Engineering, Princeton University, Princeton
来源
PHYSICAL REVIEW B | 1993年 / 48卷 / 23期
关键词
D O I
10.1103/PhysRevB.48.17584
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We introduce a simple model to calculate the Stark shift in multiple quantum wells consisting of highly anisotropic and optically nonlinear molecular-crystalline layers. This model is used to calculate the exciton absorption peak in quantum-well structures consisting of the archetype planar molecular compounds; 3,4,9,10-perylenetetracarboxylic dianhydride, 3,4,7,8-naphthalenetetracarboxylic dianhydride, 3,4,9,10-perylenetetracarboxylic-bis-benzimidazole, and copper phthalocyanine. We find that the exciton absorption peak shifts by 60 to 70 meV in an electric field of < 10(6) V/cm. We also find that both redshifts and blueshifts are achieved for asymmetrical quantum-well structures.
引用
收藏
页码:17584 / 17587
页数:4
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