MAGNETO-ACOUSTIC AMPLIFICATION IN INSB,

Abstract

A quantum theory of magneto-acoustic amplification in semiconductors is given. Calculations for InSb show that the quantum theory can explain both branches of the acousto-electric current oscillations observed by Kikuchi and Kino. For high electron drift velocities the gain shows a resonant behaviour when the Doppler-shifted acoustic frequency is equal to a multiple of the Larmor frequency. (Author)

Document Details

Document Type
Technical Report
Publication Date
Apr 30, 1968
Accession Number
AD0676040

Entities

People

  • C. Hammar
  • P. Weissglas

Organizations

  • Royal Institute of Technology

Tags

DTIC Thesaurus Topics

  • Acoustic Frequencies
  • Amplification
  • Compound Semiconductors
  • Electric Current
  • Electronics
  • Electrons
  • Frequency
  • Oscillation
  • Quantum Mechanics
  • Semiconductors
  • Solid State Electronics

Fields of Study

  • Physics

Readers

  • Plasma Physics / Magnetohydrodynamics

Technology Areas

  • Microelectronics
  • Microelectronics - Microelectromechanical Systems
  • Quantum Computing