Stability Enhancement of Quantum Dot Light-Emitting Devices Through Charge Management in the Hole Transporting Layer

Tyler Davidson-Hall; Hany Aziz

doi:10.1364/PVLED.2021.PvM4D.3

OSA Advanced Photonics Congress 2021
OSA Technical Digest (Optica Publishing Group, 2021),
paper PvM4D.3
•https://doi.org/10.1364/PVLED.2021.PvM4D.3

Stability Enhancement of Quantum Dot Light-Emitting Devices Through Charge Management in the Hole Transporting Layer

Tyler Davidson-Hall and Hany Aziz

Optical Devices and Materials for Solar Energy and Solid-state Lighting 2021

Washington, DC United States
26–29 July 2021
ISBN: 978-1-943580-94-1

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Light Emitting Diodes I (PvM4D)

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T. Davidson-Hall and H. Aziz, "Stability Enhancement of Quantum Dot Light-Emitting Devices Through Charge Management in the Hole Transporting Layer," in OSA Advanced Photonics Congress 2021, B. Yang, F. Leo, A. Tauke-Pedretti, S. Arafin, M. Clerici, L. Caspani, L. Busse, M. Kats, J. Fan, W. Ming (Steve) Lee, D. Caplan, N. Parsons, W. Freude, C. Tremblay, D. Hillerkuss, K. Igarashi, H. Elgala, N. Guerrero Gonzalez, R. "Patty" Stabile, K. Jaeger, R. Saive, H. Aziz, and H. Tan, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper PvM4D.3.

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Abstract

A stepwise hole transport layer stack with cascading energy levels improves quantum dot light-emitting device stability by 25x (to 860,000 hours). Prompt and delayed electrical and optical measurements indicate a reduction in hole accumulation.

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