| 1. |
L. Neumann, F. Jakobs, S. Spelthann, D. Zaremba, S. Radunz, U. Resch-Genger, R. Evert, J. Kielhorn, W. Kowalsky, H. H. Johannes, “Integration of $\beta$-NaYF$_{4}$ upconversion nanoparticles into polymers for polymer optical fiber applications”, Optics and Spectroscopy, 125:5 (2018), 657   ; Optics and Spectroscopy, 125:5 (2018), 711–715 |
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