摘要 |
Provided is an electron beam-excited blue phosphor, which is a rare earth-activated alkaline earth thiosilicate represented by a general formula M1 x M2 2x Si 2 O y S 6-y Ra z where M1 and M2 each represent an alkaline earth metal, Ra represents a rare earth ion Ce 3+ or Eu 2+ , and x, y, and z satisfy relationships of 0 ‰ x ‰ 2, 0 < y < 6, and z ‰¥ 0.005, respectively.
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