LIGHTING SYSTEM
PROBLEM TO BE SOLVED: To provide an optimal fluophor for application by excitation in a range of shorter wavelength by a blue and/or bluish green light emission fluophor (excitation peak wavelength is 420 nm at the highest).SOLUTION: There is provided a fluophor formed of a BAM system as a host latt...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide an optimal fluophor for application by excitation in a range of shorter wavelength by a blue and/or bluish green light emission fluophor (excitation peak wavelength is 420 nm at the highest).SOLUTION: There is provided a fluophor formed of a BAM system as a host lattice, and satisfying 0.2≤x≤0.48; advantageously, 0.35≤x≤0.45; 0≤y≤0.3, advantageously, 0≤y≤0.2; 0≤d≤0.1; -0.1≤f≤1.0 in the fluophor having an experiment formula BaxEu1-xMg1-y+dMnyAl10+2fO17+d+3f. |
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