Thin-film image sensors with a pinned photodiode structure

J Lee, E Georgitzikis, Y Hermans, N Papadopoulos… - Nature …, 2023 - nature.com
Image sensors made using silicon complementary metal–oxide–semiconductor technology
can be found in numerous electronic devices and typically rely on pinned photodiode …

Wafer-scale fabrication of CMOS-compatible trapping-mode infrared imagers with colloidal quantum dots

S Zhang, C Bi, T Qin, Y Liu, J Cao, J Song, Y Huo… - ACS …, 2023 - ACS Publications
Silicon-based complementary metal oxide semiconductor (CMOS) devices have dominated
the technological revolution in the past decades. With increasing demands in machine …

Material perspective on HgTe nanocrystal-based short-wave infrared focal plane arrays

H Zhang, R Alchaar, Y Prado, A Khalili… - Chemistry of …, 2022 - ACS Publications
After the use of nanocrystals as light downconverters, infrared sensing appears to be one of
the first market applications where they can be used while being both electrically and …

Helmholtz resonator applied to nanocrystal-based infrared sensing

C Abadie, L Paggi, A Fabas, A Khalili, TH Dang… - Nano Letters, 2022 - ACS Publications
While the integration of nanocrystals as an active medium for optoelectronic devices
progresses, light management strategies are becoming required. Over recent years, several …

[HTML][HTML] Megapixel large-format colloidal quantum-dot infrared imagers with resonant-cavity enhanced photoresponse

Y Luo, Y Tan, C Bi, S Zhang, X Xue, M Chen, Q Hao… - APL Photonics, 2023 - pubs.aip.org
Infrared imaging is extensively explored due to its unique properties of high atmospheric
transmission and temperature-dependent emission. Unfortunately, the current epitaxial …

Low dark-current quantum-dot infrared imager

X Xue, Y Luo, Q Hao, J Cao, X Tang, Y Liu… - ACS …, 2023 - ACS Publications
Taking advantage of tunable optical properties and silicon technique compatibility, colloidal
quantum dots (CQDs) provide a simpler process for building infrared focal plane arrays …

Quantum-size-effect tuning enables narrowband IR photodetection with low sunlight interference

JM Pina, M Vafaie, DH Parmar, O Atan, P Xia… - Nano …, 2022 - ACS Publications
Infrared photodetection enables depth imaging techniques such as structured light and time-
of-flight. Traditional photodetectors rely on silicon (Si); however, the bandgap of Si limits …

Improved operation stability of colloidal quantum dots photodiodes via suppressing ion migration

L Chen, J Liu, P Liu, S Lu, Y Yang, X Liang… - Acs …, 2022 - ACS Publications
Solution-processed colloidal quantum dots (CQDs) photodiodes are compatible for
monolithic integration with silicon-based readout circuit, enabling high-performance and low …

Ultrahigh detectivity from multi-interfaces engineered near-infrared colloidal quantum dot photodetectors

W Gong, P Wang, W Deng, J Li, W Li… - … on Electron Devices, 2023 - ieeexplore.ieee.org
Low noise () and high responsivity () are significant factors for Lead sulfide (PbS) colloidal
quantum dots (CQDs) photodetectors implementing high specific detectivity (). However, the …

Image sensors using thin-film absorbers

PE Malinowski, V Pejović, I Lieberman, JH Kim… - Applied Optics, 2023 - opg.optica.org
Image sensors are must-have components of most consumer electronics devices. They
enable portable camera systems, which find their way into billions of devices annually. Such …