AC STARK-EFFECT OF THE FERMI-EDGE SINGULARITY - OBSERVATION OF EXCITONIC POLARONS

被引：34

作者：

PERAKIS, IE

CHEMLA, DS

机构：

[1] UNIV CALIF BERKELEY,DEPT PHYS,BERKELEY,CA 94720

[2] LAWRENCE BERKELEY LAB,DIV MAT SCI,BERKELEY,CA 94720

来源：

PHYSICAL REVIEW LETTERS | 1994年 / 72卷 / 20期

关键词：

D O I：

10.1103/PhysRevLett.72.3202

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We introduce a new theoretical approach to describe the virtual excitation of Fermi edge singularities in modulation-doped quantum wells. We discuss how ultrashort laser pulses renormalize the effective masses, band-gap, transition matrix elements, and interactions of doped semiconductors.

引用

页码：3202 / 3205

页数：4

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