Table. 1.

Studied samples.

Sample No. Charge state of Eu Source of Si Remark
Sample 1 Sr3SiO5:Eu3+ SiO2 powder having particle size 100 – 300 µm Heat treated in air
Sample 2 Sr3SiO5:Eu3+ SiO2 powder having particle size 35 µm same as above
Sample 3 Sr3SiO5:Eu3+ SiO2 powder having particle size 0.5 – 10 µm same as above
Sample 4 Sr3SiO5:Eu3+ SiO2 powder having particle size 0.2 – 0.3 µm same as above
Sample 5 Sr3SiO5:Eu3+ SiO2 powder having particle size 7 nm same as above
Sample 6 Sr3SiO5:Eu2+ SiO2 powder having particle size 100 – 300 µm 2nd Heat treated in a reducing atmosphere
Sample 7 Sr3SiO5:Eu2+ SiO2 powder having particle size 35 µm same as above
Sample 8 Sr3SiO5:Eu2+ SiO2 powder having particle size 0.5 – 10 µm same as above
Sample 9 Sr3SiO5:Eu2+ SiO2 powder having particle size 0.2 – 0.3 µm same as above
Sample 10 Sr3SiO5:Eu2+ SiO2 powder having particle size 7 nm same as above

New Phys.: Sae Mulli 2021;71:353~359 https://doi.org/10.3938/NPSM.71.353
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