PHOSPHOR, PHOSPHOR PASTE AND LIGHT-EMITTING DEVICE

摘要

Disclosed are a phosphor, a phosphor paste and a light-emitting device. Specifically disclosed is a phosphor containing a compound represented by the following formula (1). Ca<SUB>a</SUB>Sr<SUB>b</SUB>Eu<SUB>1-a-b</SUB>MgSi<SUB>2</SUB>O<SUB>6</SUB> (1) [In the formula (1), 0.4 = a = 0.7, 0.4 = b = 0.7, and a + b = 0.990.] Also specifically disclosed is a phosphor containing a compound represented by the formula (2) below, while containing Eu as an activator. 3(M<SUP>1</SUP>O)·m(M<SUP>2</SUP>O)·n(M<SUP>3</SUP>O<SUB>2</SUB>) (2) [In the formula (2), M<SUP>1</SUP> represents at least one element selected from the group consisting of Ca, Sr and Ba, M<SUP>2</SUP> represents at least one element selected from the group consisting of Mg and Zn, M<SUP>3</SUP> represents at least one element selected from the group consisting of Si and Ge, 1 = m = 1.5, 2 = n = 2.6, and m + n > 3.]