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Analysis of the Thermal Effects of GaAs FETs under the High-Power Electromagnetic Pulses

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper, the transient thermal characteristics of GaAs field-effect transistors (FETs) in the presence of high-power electromagnetic pulses (HP-EMP) are investigated. By hybrid finite element methods which combining element-by-element finite element method (EBE-FEM) with the preconditioned conjugate gradient (PCG) technique, transient thermal responses including the maximum channel temperature of GaAs FETs and the maximum input power density of the thermal sources are extracted which will be useful for further taking thermal protection so as to prevent on-chip device breakdown from the attack of a HP-EMP.

Keywords

  • Breakdown
  • Computer Networks
  • Conjugate Gradient Method
  • Electromagnetic Pulse
  • Electromagnetic Waves
  • FEM
  • Field Effect Transistors
  • GaAs Field-Effect Transistors (FETs)
  • Gallium Alloys
  • Gradient Methods
  • High-Power Electromagnetic Pulse (HP-EMP)
  • MESFET Devices
  • Materials Science
  • Microwaves
  • Millimeter Wave Devices
  • Millimeter Waves
  • Millimeter-Wave Technologies
  • Nuclear Explosions
  • Semiconducting Gallium
  • Transistors

Disciplines

  • Electrical and Computer Engineering

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