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June 20, 2026Laser & Photonics Review

Short‐Wave Infrared Focal Plane Arrays Enabled by Reactivity‐Engineered PbSe Quantum Dots

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Authors

YWYue WangUniversity of StuttgartFWFang WangThe Wistar InstituteHMHaifei MaKunming University of Science and Technology

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Implication

Randomized trial demonstrates improved imaging performance in SWIR, suggesting advancements in detection technology.

Key Points

  • This research aims to develop a strategy for synthesizing PbSe quantum dots with precise size control and uniformity for use in infrared imaging systems.
  • Utilized reactivity-engineered synthesis strategy for PbSe quantum dots.
  • Designed selenium precursors with distinct reactivities to decouple nucleation and growth.
  • Fabricated monolithic PbSe CQD imaging arrays with a resolution of 640 × 512 pixels.
  • Achieved particle diameters from 3.26 to 10.14 nm with deviations below 5%.
  • Produced an imager with a high detectivity of 1.2 × 10^11 Jones at approximately 2000 nm.
  • Demonstrated robust imaging performance at room temperature.

Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/6a363274db0793dc1a5390c8https://doi.org/10.1002/lpor.71459
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Also Consider

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