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Upconversion as a discriminating tool in site-selective spectroscopy of the praseodymium ion in
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10.1063/1.2753685
/content/aip/journal/jap/102/2/10.1063/1.2753685
http://aip.metastore.ingenta.com/content/aip/journal/jap/102/2/10.1063/1.2753685

Figures

Image of FIG. 1.
FIG. 1.

The energy level diagram of in solids. The ETU process [steps (1)–(4)] involving two Pr ion is also shown.

Image of FIG. 2.
FIG. 2.

(Color online) Decay patterns of the upconverted luminescence from the level at three different wavelengths (see Table I).

Image of FIG. 3.
FIG. 3.

(Color online) Upconverted luminescence spectra of the level between 486 and at . (The excitation was with the dye laser tuned at 609.35, 609.4, and and having a FWHM , and ) (see Table II).

Image of FIG. 4.
FIG. 4.

(Color online) Time resolved spectra of the upconverted luminescence from the level with the excitation (a) at , (b) at , and (c) at with different time delays in the 485 and wavelength ranges at .

Image of FIG. 5.
FIG. 5.

(Color online) Time resolved excitation spectra of the upconverted luminescence from the level at (a) , (b) , and (c) with different time delays in the wavelength range at (see Table III).

Image of FIG. 6.
FIG. 6.

(Color online) Luminescence spectra of the level between 608 and at . (The excitation was into the lowest Stark component of level with the dye laser tuned at 609.35, 609.4, and having the FWHM , and ).

Image of FIG. 7.
FIG. 7.

Excitation spectra of the luminescence at 610.85 and with a time delay in the wavelength range at (see Table IV).

Image of FIG. 8.
FIG. 8.

(Color online) Excitation spectra of the luminescence at 488.0, 488.2, and with a time delay of in the wavelength range at .

Image of FIG. 9.
FIG. 9.

(Color online) Luminescence spectra of the level with the time delay of in the 485 and wavelength regions at (the excitation was into the level with a dye laser tuned at 475, 475.15, and ) (see Table V).

Tables

Generic image for table
Table I.

Wavelengths of excitation and upconverted emission (Fig. 2).

Generic image for table
Table II.

Wavelengths of upconverted emission (Fig. 3).

Generic image for table
Table III.

Excitation spectra of upconverted emission (Fig. 5).

Generic image for table
Table IV.

Excitation spectral lines of emission (Fig. 7).

Generic image for table
Table V.

Emission lines from level (Fig. 9).

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/content/aip/journal/jap/102/2/10.1063/1.2753685
2007-07-31
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Upconversion as a discriminating tool in site-selective spectroscopy of the praseodymium ion in Y3Al5O12
http://aip.metastore.ingenta.com/content/aip/journal/jap/102/2/10.1063/1.2753685
10.1063/1.2753685
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