(PSSI) Photodetectors, Sensors, Systems and Imaging
  • S. Ahmed (US) University of Virginia

TuE1.2 - UNDERSTANDING THE ROLE OF MINIGAPS IN APDS: TOWARDS DESIGNING A BETTER PHOTODETECTOR

Presentation Type
Contributed Submission
Authors
  • S. Ahmed (US) University of Virginia
  • J. Zheng (US) University of Virginia
  • Y. Tan (US) Synopsys
  • J. Campbell (US) University of Virginia
  • A. Ghosh (US) University of Virginia
Date
10/01/2019
Time
08:30 AM - 10:00 AM
Room
La Vista A/B
Duration
15 Minutes
Lecture Time
08:45 AM - 09:00 AM

Abstract

Abstract

Superior performance of digital alloy APDs is attributed to the formation of "minigaps" in the material bandstructure. However, no improvement is observed in dilute nitride APDs in presence of minigaps. We propose criteria which can judge the effectiveness of these minigaps.

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