ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2025
Circular Polarimetric Imaging with a Metamaterial Integrated Long-Wavelength Infrared Focal Plane Array.
Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.
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Who cites it
5 citing papers in PubMed.
- Twist Engineering of Photonic Crystal Cavities for Ultralow-Threshold Continuous-Wave WSAdvanced materials (Deerfield Beach, Fla.) · 2026Article
- High-accuracy hyperspectro-polarimetric real-time imaging via a deep learning empowered infrared meta-sensor.Light, science & applications · 2026Article
- On-Chip Mid-Infrared Wavefront Sensing Based on Vectorial Photocurrent Manipulation.Sensors (Basel, Switzerland) · 2026Article
- Cross-Modal Scene Prior for Adaptive RGB-Guided Infrared Column Stripe Noise Removal.Sensors (Basel, Switzerland) · 2026Article
- Circular Polarimetric Imaging with a Metamaterial Integrated Long-Wavelength Infrared Focal Plane Array.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025Article
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Authors and funding
12 authors.
Funding
Abstract
Long-wavelength infrared (LWIR) circular polarimetric imaging plays an important role in many areas. The immediacy of polarimetric imaging and the miniaturization of devices drive considerable efforts to division-of-focal-plane-array (DoFPA) circular polarimeters. However, the realization of such detectors is hampered by low polarization discrimination, reduced absorption in the detection material, and fabrication complexity. The situation becomes more serious in the LWIR range since the pixel size is only a few wavelengths of the incident light. Here, a quantum well infrared photodetector based LWIR DoFPA circular polarimeter featuring a 320 × 256 pixel array integrated with a chiral meta-mirror array is established. The spectral range of this detector is from 10 to 11 µm. Taking advantage of the dual polarization selection, a CPER of 23.3 is achieved for the pixels integrated with the same chiral meta-mirror structure, and a CPER of 5.67 for the pixels integrated with left- and right-handed chiral meta-mirror structures in a checkerboard pattern. The peak responsivity is improved by a factor of 9.13 compared to a standard reference device. With the LWIR DoFPA circular polarimeter, Stokes parameter S
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