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A yellow phosphor activated by ions
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10.1063/1.3481856
/content/aip/journal/jap/108/6/10.1063/1.3481856
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/6/10.1063/1.3481856
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Photographs of (a) pure , (b) yellow phosphor synthesized in solution, and (c) red phosphor synthesized in solution.

Image of FIG. 2.
FIG. 2.

(a) SEM image of yellow phosphor powders synthesized in solution. (b) XRD trace observed from these phosphor powders together with the refraction pattern obtained from the ASTM card for hieratite .

Image of FIG. 3.
FIG. 3.

PL spectra of phosphors synthesized in solutions with (a) , (b) 4, (c) 6, (d) 8, (e) 10, (f) 12, (g) 14, and (h) 15 g/L measured at 300 K. The dashed lines represent the deconvoluted result of broad emission band into two peaks (P1 and P2).

Image of FIG. 4.
FIG. 4.

PL spectra of (a) red phosphor synthesized in solution, (b) phosphor synthesized in solution, and (c) yellowish green phosphor synthesized in solution.

Image of FIG. 5.
FIG. 5.

PL and PLE spectra of (a) yellowish green phosphor synthesized in solution and (b) red phosphor synthesized in solution.

Image of FIG. 6.
FIG. 6.

Diffuse reflectance spectrum of yellow phosphor synthesized in solution and that for red phosphor synthesized in solution.

Image of FIG. 7.
FIG. 7.

(a) Temperature-dependent PL spectra of yellow phosphor synthesized in solution. (b) PL peak energy vs temperature for yellow phosphor synthesized in solution. The solid line in (b) is drawn only as a guide for the eye.

Image of FIG. 8.
FIG. 8.

Integrated PL intensity vs of yellow phosphor synthesized in solution. The plotted values of are obtained from the results in Fig. 7(a). The heavy and light solid lines are calculated using Eqs. (2) and (9), respectively.

Image of FIG. 9.
FIG. 9.

Schematic energy-level diagrams of - and -activated phosphors.

Image of FIG. 10.
FIG. 10.

Schematic representations of (a) and (b) phosphor lattices.

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/content/aip/journal/jap/108/6/10.1063/1.3481856
2010-09-17
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: A yellow phosphor K2SiF6 activated by Mn2+ ions
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/6/10.1063/1.3481856
10.1063/1.3481856
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