Responsive Sensors of Upconversion Nanoparticles.
- Publisher:
- American Chemical Society
- Publication Type:
- Journal Article
- Citation:
- ACS Sensors, 2021, 6, (12), pp. 4272-4282
- Issue Date:
- 2021-12-24
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Filename | Description | Size | |||
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acssensors.1c02101.pdf | 5.69 MB |
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Upconversion nanoparticles are a class of luminescent materials that convert longer-wavelength near-infrared photons into visible and ultraviolet emissions. They can respond to various external stimuli, which underpins many opportunities for developing the next generation of sensing technologies. In this perspective, the unique stimuli-responsive properties of upconverting nanoparticles are introduced, and their recent implementations in sensing are summarized. Promising material development strategies for enhancing the key sensing merits, including intrinsic sensitivity, biocompatibility and modality, are identified and discussed. The outlooks on future technological developments, novel sensing concepts, and applications of nanoscale upconversion sensors are provided.
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