An ultra-sensitive colloidal quantum dot infrared photodiode exceeding 100 000% external quantum efficiency <i>via</i> photomultiplication-Reference-Cited by-同舟云学术

An ultra-sensitive colloidal quantum dot infrared photodiode exceeding 100 000% external quantum efficiency via photomultiplication

Published:2024 Issue:3 Volume:9 Page:487-494
ISSN:2055-6756
Container-title:Nanoscale Horizons
language:en
Short-container-title:Nanoscale Horiz.

Author:

Jung Byung Ku¹^ORCID,Park Taesung¹,Choi Young Kyun¹^ORCID,Lee Yong Min¹,Kim Tae Hyuk²,Seo Bogyeom³,Oh Seongkeun¹,Shim Jae Won²^ORCID,Lo Yu-hwa³,Ng Tse Nga³,Oh Soong Ju¹^ORCID

Affiliation:

1. Department of Materials Science and Engineering, Korea University, 145, Anam-ro, Seongbuk-gu, Seoul 02841, Republic of Korea

2. School of Electrical Engineering, Korea University, Seoul 02841, Republic of Korea

3. Department of Electrical and Computer Engineering, University of California San Diego, La Jolla, California 92093-0407, USA

Abstract

A colloidal quantum dot-based photomultiplication-type photodiode with high external quantum efficiency of 105% was developed via a double photomultiplication strategy using chemical treatment and the long-chain ligand capped QDs.

Funder

Ministry of Trade, Industry and Energy

National Research Foundation of Korea

Ministry of Science and ICT, South Korea

Samsung

National Science Foundation

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/NH/D3NH00456B

Reference44 articles.

1. Stable Colloidal Quantum Dot Inks Enable Inkjet-Printed High-Sensitivity Infrared Photodetectors

2. Fast, sensitive and spectrally tuneable colloidal-quantum-dot photodetectors

3. Ultraviolet to near-infrared broadband organic photodetectors with photomultiplication

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