Planar GeSn photodiode for high-detectivity photodetection at 1550nm

Lee, KC; Lin, MX; Li, H; Cheng, HH; Sun, G; Soref, R; Hendrickson, JR; Hung, KM; Scajev, P; Medvids, A

Cheng, HH (corresponding author), Natl Taiwan Univ, Ctr Condensed Matter Sci, Taipei 106, Taiwan.; Cheng, HH (corresponding author), Natl Taiwan Univ, Grad Inst Elect Engn, Taipei 106, Taiwan.

APPLIED PHYSICS LETTERS, 2020; 117 (1):

Abstract

We report an investigation of a planar GeSn p-i-n diode for a high-detectivity photodetector based on an undoped GeSn film. By fabricating n- and p-ty......

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