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Fig. 4. (Color online) Emission (a, b) and excitation spectrum (c) of the Eu2+ doped in Sr3SiO5 host materi-als prepared with nanosized SiO2 particle.
New Phys.: Sae Mulli 2021;71:353~359 https://doi.org/10.3938/NPSM.71.353
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