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Updated: May 30, 2026

13:51
Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications
Published on: November 10, 2017
Room temperature synthesis of upconversion fluorescent nanocrystals
Jie Fang1, Rajesh S Pillai, Martin Saunders
1Key Laboratory for Advanced Materials and Research Institute of Industrial Catalysis, East China University of Science and Technology, Shanghai-200237, P. R. China.
Summary
Researchers developed a new method for synthesizing nanocrystals with strong upconversion (UC) luminescence. These UC nanocrystals function effectively at room temperature in aqueous solutions, even when integrated onto graphene.
Area of Science:
- Materials Science
- Nanotechnology
- Photochemistry
Background:
- Upconversion (UC) luminescence requires precise control over synthesis parameters.
- Developing efficient UC materials for infrared excitation remains a challenge.
Purpose of the Study:
- To establish a reliable method for synthesizing highly luminescent UC nanocrystals.
- To demonstrate UC nanocrystal performance in aqueous solution at room temperature.
Main Methods:
- Nanocrystal synthesis with controlled experimental variables.
- Integration of synthesized nanocrystals onto graphene substrates.
- Characterization of UC luminescence properties.
Main Results:
- Achieved synthesis of nanocrystals with strong UC luminescence.
- Demonstrated high UC performance at room temperature.
- Successfully synthesized UC nanocrystals in aqueous solution on graphene.
Conclusions:
- The developed method offers a viable approach for producing efficient UC nanocrystals.
- The findings highlight the potential of these nanocrystals for applications in aqueous environments.

