Heavy metal-free colloidal quantum dots: preparation and application in infrared photodetectors

X Zhang, G Mu, Y Zhang, Y Jiang, Y Yan - Journal of Materials …, 2024 - pubs.rsc.org
The development of infrared photodetectors is increasingly moving towards the realization of
large-scale, cost-effective integrated systems. Currently, silicon (Si), indium gallium arsenide …

Mercury chalcogenide colloidal quantum dots for infrared photodetectors

Q Hao, H Ma, X Xing, X Tang, Z Wei, X Zhao, M Chen - Materials, 2023 - mdpi.com
In recent years, mercury chalcogenide colloidal quantum dots (CQDs) have attracted
widespread research interest due to their unique electronic structure and optical properties …

InSb/InP Core–Shell Colloidal Quantum Dots for Sensitive and Fast Short-Wave Infrared Photodetectors

L Peng, Y Wang, Y Ren, Z Wang, P Cao… - ACS …, 2024 - ACS Publications
Colloidal quantum dot (CQD) technology is considered the main contender toward a low-
cost high-performance optoelectronic technology platform for applications in the short-wave …

Short‐Wave Infrared Colloidal QD Photodetector with Nanosecond Response Times Enabled by Ultrathin Absorber Layers

YH Deng, C Pang, E Kheradmand… - Advanced …, 2024 - Wiley Online Library
Ultrafast short‐wavelength infrared (SWIR) photodetection is of great interest for emerging
automated vision and spatial mapping technologies. Colloidal quantum dots (QDs) stand out …

Exploring the Potential of Colloidal Quantum Dots for Near‐Infrared to Short‐Wavelength Infrared Applications

D Shin, Y Park, H Jeong, HCV Tran… - Advanced Energy …, 2024 - Wiley Online Library
Colloidal quantum dots (CQDs) are powerful components for next‐generation infrared (IR)
optoelectronic devices owing to their confinement‐based bandgap‐tunability, cost …

Nitrogen-Doped 3D-Graphene Advances Near-Infrared Photodetector for Logic Circuits and Image Sensors Overcoming 2D Limitations

G Zhang, B Wang, H Wu, J Zhang, S Lian, W Bai… - Nano Letters, 2024 - ACS Publications
The limitations of two-dimensional (2D) graphene in broadband photodetector are overcome
by integrating nitrogen (N) doping into three-dimensional (3D) structures within silicon (Si) …

Arresting Ion Migration from the ETL Increases Stability in Infrared Light Detectors Based on III‐V Colloidal Quantum Dots

P Xia, T Zhu, M Imran, JM Pina, O Atan… - Advanced …, 2024 - Wiley Online Library
III‐V colloidal quantum dots (CQDs) are of interest in infrared photodetection, and recent
developments in CQDs synthesis and surface engineering have improved performance …

Reductive pathways in molten inorganic salts enable colloidal synthesis of III-V semiconductor nanocrystals

JC Ondry, Z Zhou, K Lin, A Gupta, JH Chang, H Wu… - Science, 2024 - science.org
Colloidal quantum dots, with their size-tunable optoelectronic properties and scalable
synthesis, enable applications in which inexpensive high-performance semiconductors are …

Surface passivation to enhance the interfacial pyro-phototronic effect for self-powered photodetection based on perovskite single crystals

L Guo, Y Song, B Wang, R Cong, L Zhao… - … Applied Materials & …, 2024 - ACS Publications
The interfacial pyro-phototronic effect (IPPE) presents a novel approach for improving the
performance of self-powered photodetectors (PDs) based on metal halide perovskites …

Copper-Based Polynary Chalcogenide Thin Film Photodetectors for Infrared Photodetection and Light Communication

Y Duan, B Yang, Y Ma, C Gao, S Li… - ACS Applied Electronic …, 2024 - ACS Publications
High-quality photodetectors are essential for getting external information, especially those
operating in the near-infrared range. These devices play a critical role in remote …