Size-dependent lanthanide energy transfer amplifies upconversion luminescence quantum yields

1. Li, F.
2. Tu, L.
3. Zhang, Y.
4. Huang, D.
5. Liu, X.
6. Zhang, X.
7. Du, J.
8. Fan, R.
9. Yang, C.
10. Krämer, K.W.
11. Marques-Hueso, J.
12. Chen, G.