Publication | Closed Access
Blue, Green, and Red Upconversion Emission from Lanthanide‐Doped LuPO<sub>4</sub> and YbPO<sub>4</sub> Nanocrystals in a Transparent Colloidal Solution
463
Citations
21
References
2003
Year
Optical MaterialsVisible LightEngineeringLuminescent GlassColloidal NanocrystalsChemistryLuminescence PropertyOptical PropertiesTransparent Colloidal SolutionLight ConverterMaterials SciencePhotoluminescenceNanotechnologyPhotonic MaterialsUpconversion LuminescenceRed Upconversion EmissionNanomaterialsApplied PhysicsLight AbsorptionVisible Upconversion LuminescenceOptoelectronics
Light converter: The emission of visible light (Vis) upon excitation in the near-infrared (NIR) has been observed for the first time in a transparent solution. Excitation at 975 nm (marked red in the picture) of optically clear colloidal solutions of LuPO4:Yb3+, Tm3+, and YbPO4:Er3+ nanocrystals in chloroform leads to visible upconversion luminescence in the blue, green, or red spectral regions.
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