Optical nanothermometer based on the calibration of the Stokes and upconverted green emissions of Er3+ ions in Y3Ga5O12 nano-garnets

Author:

León-Luis S. F.123,Monteseguro V.123,Rodríguez-Mendoza U. R.12342,Rathaiah M.567,Venkatramu V.567,Lozano-Gorrín A. D.123,Valiente R.8910,Muñoz A.12342,Lavín V.123112

Affiliation:

1. Department of Physics, and MALTA Consolider Team

2. Universidad de La Laguna

3. 38200 San Cristóbal de la Laguna, Spain

4. Institute of Materials and Nanotechnology

5. Department of Physics

6. Yogi Vemana University

7. Kadapa 516 003, India

8. Department of Applied Physics, and MALTA Consolider Team

9. Universidad de Cantabria

10. 39005 Santander, Spain

11. Institute of Advanced Studies in Atomic, Molecular and Photonics

Abstract

The temperature-dependent green luminescence of Y3Ga5O12 nano-garnets doped with different concentrations of Er3+ ions has been measured from 300 to 850 K and, in more detail, in the biological range from 292 to 335 K.

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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