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FOCUSING OF A LASER BEAM BY AN ACTIVE CdS OSCILLATOR

 

作者: W. C. Wang,   P. Das,  

 

期刊: Applied Physics Letters  （AIP Available online 1968）
卷期: Volume 12, issue 5  

页码: 204-206

 

ISSN:0003-6951

 

年代: 1968

 

DOI:10.1063/1.1651952

 

出版商: AIP

 

数据来源: AIP

 

摘要:

A strong lens effect has been experimentally observed when the electric field inside a CdS plate is so adjusted that strong quasi‐standing ultrasonic waves are set up inside the crystal. Physical understanding of the observed phenomena and possible device applications are discussed.

 

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