Structure, luminescence of Eu2+ and Eu3+ in CaMgSi2O6 and their co-existence for the excitation-wavelength/temperature driven colour evolution

Author:

Su Fang12345,Zhou Weijie12345ORCID,Yang Yunlin12345,Ou Yiyi12345,Qi Zeming678910ORCID,Duan Chang-Kui678910ORCID,Brik Mikhail G.1112131014,Dorenbos Pieter15161718ORCID,Liang Hongbin12345ORCID

Affiliation:

1. MOE Key Laboratory of Bioinorganic and Synthetic Chemistry

2. KLGHEI of Environment and Energy Chemistry

3. School of Chemistry

4. Sun Yat-sen University

5. Guangzhou 510275

6. National Synchrotron Radiation Laboratory

7. Hefei National Laboratory for Physical Sciences at the Microscale and School of Physical Sciences

8. University of Science and Technology of China

9. Hefei 230029

10. P. R. China

11. College of Sciences & CQUPT-BUL Innovation Institute

12. Chongqing University of Posts and Telecommunications

13. Chongqing 400065

14. Institute of Physics

15. Faculty of Applied Sciences

16. Delft University of Technology

17. Delft

18. The Netherlands

Abstract

The structure, luminescence and valence stabilities of Eu2+/3+-doped CaMgSi2O6 are studied. The varied luminescence colour responses to the temperature and excitation wavelengths endow their potential application in anti-counterfeiting.

Funder

National Natural Science Foundation of China

Chongqing University of Posts and Telecommunications

Eesti Teadusagentuur

European Regional Development Fund

Narodowe Centrum Nauki

Publisher

Royal Society of Chemistry (RSC)

Subject

Inorganic Chemistry

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