Hybrid 2D perovskite and red emitting carbon dot composite for improved stability and efficiency of LEDs-Reference-Cited by-同舟云学术

Hybrid 2D perovskite and red emitting carbon dot composite for improved stability and efficiency of LEDs

Published:2023 Issue:6 Volume:15 Page:2659-2666
ISSN:2040-3364
Container-title:Nanoscale
language:en
Short-container-title:Nanoscale

Author:

Pannu Amandeep Singh¹²³^ORCID,Sen Suvankar¹,Wang Xiaodong (Tony)²⁴^ORCID,Jones Robert²⁴^ORCID,Ostrikov Kostya (Ken)¹²^ORCID,Sonar Prashant¹²^ORCID

Affiliation:

1. School of Chemistry and Physics, Faculty of Science, Queensland University of Technology, Brisbane, QLD 4001, Australia

2. Centre for Materials Science, Queensland University of Technology, Brisbane, QLD 4001, Australia

3. Queensland Micro- and Nanotechnology Centre (QMNC), Griffith University, Nathan Campus, Nathan, QLD 4111, Australia

4. Central Analytical Research Facility, Queensland University of Technology, Brisbane, Australia

Abstract

To improve operational stability of perovskite (PSK) LEDs, we used red-emitting hydrophobic carbon dots to impart structural stability to 2D PSK and reduce band offset, improving the operational stability of device to 8 hours from less than 2 hours.

Funder

Queensland University of Technology

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

Link

http://pubs.rsc.org/en/content/articlepdf/2023/NR/D2NR06942C

Reference13 articles.

1. Potassium Bromide Surface Passivation on CsPbI3-xBrx Nanocrystals for Efficient and Stable Pure Red Perovskite Light-Emitting Diodes

2. Improved current efficiency of quasi-2D multi-cation perovskite light-emitting diodes: the effect of Cs and K

3. Potassium Doping to Enhance Green Photoemission of Light‐Emitting Diodes Based on CsPbBr 3 Perovskite Nanocrystals

4. Surface Treatment of Inorganic CsPbI3 Nanocrystals with Guanidinium Iodide for Efficient Perovskite Light-Emitting Diodes with High Brightness

5. Self-assembled carbon dot-wrapped perovskites enable light trapping and defect passivation for efficient and stable perovskite solar cells

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