Figure 4From: Binary and Ternary Heterometallic (La3+, Gd3+, Y3+)–Eu3+ Functionalized SBA-15 Mesoporous Hybrids: Chemically Bonded Assembly and PhotoluminescenceThe SAXRD patterns of the hybrid mesporous materials: SUASi-SBA-15, Eu-SUASi-SBA-15 and phen-Eu-SUASi-SBA-15Back to article page