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Lanthanide -level location in lanthanide doped and cerium-lanthanide codoped by photo- and thermoluminescence
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10.1063/1.2955776
/content/aip/journal/jap/104/7/10.1063/1.2955776
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/7/10.1063/1.2955776

Figures

Image of FIG. 1.
FIG. 1.

Excitation spectra of recorded at 10 K; Ln and emission wavelengths are specified for each spectrum in the figure.

Image of FIG. 2.
FIG. 2.

Emission spectra of recorded at 10 K; Ln and excitation wavelengths are specified for each spectrum in the figure.

Image of FIG. 3.
FIG. 3.

-contour plots of (a) , (b) , (c) , (d) , (e) , (f) , (g) , (h) , and (i) after gamma irradiation of 4 kGy from a source; heating .

Image of FIG. 4.
FIG. 4.

Normalized glow curves of (a) and (b) after beta irradiation of 1280 mGy, recorded with a heating rate of 5 K/s.

Image of FIG. 5.
FIG. 5.

-contour plots of (a) , (b) , , (c) ,, (d) , , (e) , , and (f) , after gamma irradiation of 4 kGy from a source; heating .

Image of FIG. 6.
FIG. 6.

Normalized glow curves of and , after beta irradiation of 1280 mGy, recorded with a heat rate of 5 K/s.

Image of FIG. 7.
FIG. 7.

Energy level scheme for showing the and GSs. The activation energies E1, E2, and the -center energy are indicated by dashed lines.

Image of FIG. 8.
FIG. 8.

Glow curves for for different heating rates after a dose of 1280 mGy; the inset shows corresponding heating rate plot.

Image of FIG. 9.
FIG. 9.

Model explaining the origin of the glow curves for , .

Image of FIG. 10.
FIG. 10.

Relative luminescence intensity vs in . Ln is specified inside the figure. Top of VB and lattice defect energy relative to the VB are indicated by dotted vertical lines.

Image of FIG. 11.
FIG. 11.

Model explaining the origin of the glow curves for (a) , (b) , (c) , and (d) .

Tables

Generic image for table
Table I.

Emission lines and corresponding multiplet transitions for the light Ln dopant ions.

Generic image for table
Table II.

Relative luminescence intensity , activation energy (eV), natural logarithm of the frequency factor , and glow peak maximum (K) in K for the C4-band in Ce–Ln codoped .

Generic image for table
Table III.

Relative luminescence intensity , temperature for maximum luminescence intensity (K), activation energy (eV), natural logarithm of the frequency factor , and the frequency factor relative to Dy, , for the C3-band in Ln monodoped .

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/content/aip/journal/jap/104/7/10.1063/1.2955776
2008-10-01
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Lanthanide 4f-level location in lanthanide doped and cerium-lanthanide codoped NaLaF4 by photo- and thermoluminescence
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/7/10.1063/1.2955776
10.1063/1.2955776
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