Synthesis, Structure, and Luminescent Properties of Europium-Doped Hydroxyapatite Nanocrystalline Powders

Figure 2

TEM images and SAED micrographies of the Eu:HAp samples synthesized with different ratio of Eu/(Ca + Eu) = 1% (Hap_E1), 2% (HAp_E2), 10% (HAp_E10), and 20% (HAp_E20).

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