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Research and Industry News
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Researchers developed a spinning metasurface imager for nanoplastic detection, alongside other innovations including solar-powered textiles, quantum dot wavelength capture, and film-based gamma-ray imaging. The nanoplastic detection approach represents a new optical instrument concept for identifying sub-micron plastic particles in environmental samples.
Spinning metasurface imagers / Detecting nanoplastics / Solar-powered clothes / Quantum dots catch tricky wavelengths / Film-based gamma-ray “telescope” / Industry news
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Research and Industry News
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This brief news compilation covers recent research highlights including the detection of nanoplastics in bodily fluids, ice loss effects on ocean light spectra, and advances in quantum networking, liquid lenses, and nonlinear photonic chips. The nanoplastics-in-bodily-fluids finding underscores growing concern about human internal exposure to plastic particles.
Smart polarization and spectroscopic holography for real-time microplastics identification
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Researchers developed a new optical imaging system called SPLASH that simultaneously captures polarization, holographic, and texture data from tiny particles — without needing a traditional spectrometer — and used machine learning to identify different types of microplastics with high accuracy. This approach could enable faster, more practical real-time monitoring of microplastic pollution in water.
Optical innovations in microplastic analysis: a critical review of detection strategies
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This review surveys advances in optical methods for microplastic detection, including spectroscopic techniques, imaging systems, and sensor technologies. Researchers found that emerging approaches like surface-enhanced Raman spectroscopy combined with machine learning are enhancing automation and detection accuracy. The study identifies the need for standardized protocols and improved techniques to handle the challenges of detecting microplastics in complex environmental and biological samples.
Detection of microplastics based on splicing grating spatial heterodyne Raman spectroscopy
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Researchers developed a new Raman spectroscopy technique using spliced gratings to detect and identify microplastics with improved accuracy and spectral range. The system achieved a spectral resolution of about 5.6 inverse centimeters and successfully identified common microplastic types including polyethylene, polypropylene, and polystyrene. This technology could make field-based microplastic monitoring faster and more reliable than current detection methods.
A prototype for detection of particles in sea water by using polarize-light scattering
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Researchers developed a prototype instrument using polarized light scattering to detect particles — including microplastics — in seawater in real time. The device could enable faster, in-field monitoring of microplastic concentrations without the need to bring samples back to a laboratory for analysis.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.