Amplification of Coherent Sub-Terahertz Phonons by Interaction with Drift Currents in a Semiconductor Superlattice

被引：0

作者：

Shinokita, Keisuke ^{[1
]}

Reimann, Klaus ^{[1
]}

Woerner, Michael ^{[1
]}

Elsaesser, Thomas ^{[1
]}

Hey, Rudolf ^{[2
]}

Flytzanis, Christos ^{[3
]}

机构：

[1] Max Born Inst Nichtlineare Opt & Kurzzeitspektros, D-12489 Berlin, Germany

[2] Paul Drude Inst Festkorperelekt, D-10117 Berlin, Germany

[3] Ecole Normale Super, Lab Pierre Aigrain, F-75231 Paris, France

来源：

2016 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) | 2016年

关键词：

D O I：

暂无

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

Femtosecond pump-probe experiments demonstrate a strong amplification of optically generated coherent phonons by interaction with an intra-miniband current in a biased semiconductor superlattice. Electron-phonon coupling predominantly occurs via the acoustic deformation potential.

引用

页数：2

共 45 条

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[44] PROPOSAL FOR THE DIRECT ELECTROMAGNETIC GENERATION OF COHERENT TERAHERTZ ACOUSTIC PHONONS IN SEMICONDUCTOR SUPERLATTICES AT THE UNIVERSITY-OF-CALIFORNIA, SANTA-BARBARA FAR-INFRARED FREE-ELECTRON-LASER FACILITY
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