1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
TOF SIMS analysis and generation of white photoluminescence from strontium silicate codoped with europium and terbium
Rent:
Rent this article for
USD
10.1116/1.4862752
/content/avs/journal/jvsta/32/2/10.1116/1.4862752
http://aip.metastore.ingenta.com/content/avs/journal/jvsta/32/2/10.1116/1.4862752

Figures

Image of FIG. 1.
FIG. 1.

(Color online) XRD patterns of SrSiO:Tb3+, Eu3+ phosphor and standards.

Image of FIG. 2.
FIG. 2.

(Color online) Schematic crystal structure of SrSiO that was drawn using a diamond crystal and molecular structure visualization program.

Image of FIG. 3.
FIG. 3.

SEM micrographs of SrSiO:Tb3+, Eu3+ at different fields of view.

Image of FIG. 4.
FIG. 4.

(Color online) Selected (a) positive and (b) negative TOF-SIMS spectra of SrSiO:Tb3+, Eu3+ phosphor powder.

Image of FIG. 5.
FIG. 5.

(Color online) (a)–(d) TOF-SIMS chemical images of SrSiO:Tb3+, Eu3+ phosphor powder for positive ion mode for an area 500 m × 500 m.

Image of FIG. 6.
FIG. 6.

(Color online) (a) and (b) TOF-SIMS chemical images of SrSiO:Tb3+, Eu3+ phosphor powder for negative ion mode for an area 500 m × 500 m.

Image of FIG. 7.
FIG. 7.

(Color online) Correlation analyses using an overlay image Sr+, EuO+ and TbO+ over an area of 100 m × 100 m.

Image of FIG. 8.
FIG. 8.

(Color online) PLE (on the left with major excitation peak at 226 nm and shoulders at 240, 259, and 292 nm) and PL emission (on the right with minor line emissions at 592, 635 and 704 nm, and major line emission at 616 nm) spectra of SrSiO:Eu3+ phosphor excited at 226 nm wavelength and monitored emission at 616 nm.

Image of FIG. 9.
FIG. 9.

(Color online) PLE (on the left with maximum excitation peak at 227 nm) and PL emission (on the right with several minor line emissions, and one major line emission at 545 nm) spectra of SrSiO:Tb3+ phosphor with 227 nm excitation wavelength.

Image of FIG. 10.
FIG. 10.

(Color online) PLE (on the left with maximum peaks at 229 and 242 nm overlapping at 239 nm) and PL emission (on the right with main emission peaks at 382, 416, 545, and 617 nm) spectrum of SrSiO:Tb3+, Eu3+ phosphor excited at 239 nm.

Image of FIG. 11.
FIG. 11.

(Color online) CIE diagram showing coordinates of SrSiO:Eu3+ SrSiO:Tb3+, and SrSiO:Tb3+, Eu3+ at (a) - (0.611, 0.374), (b) - (0.313, 0.471), (c) - (0.214, 0.239) and (d) - (0.353, 0.376) respectively.

Image of FIG. 12.
FIG. 12.

(Color online) Afterglow characteristics of SrSiO:Tb3+:Eu3+ phosphor (λ = 239 nm, λ = (a) 382 nm, (b) 414 nm, (c) 545 nm and (d) 616 nm with Xenon lamp fitted by using a bi-exponential decay curve. (NB solid lines are bi-exponential fits).

Tables

Generic image for table
TABLE I.

Decay parameters of SrSiO:Tb3+, Eu3+ calculated by the curve fitting technique.

Loading

Article metrics loading...

/content/avs/journal/jvsta/32/2/10.1116/1.4862752
2014-01-23
2014-04-17
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: TOF SIMS analysis and generation of white photoluminescence from strontium silicate codoped with europium and terbium
http://aip.metastore.ingenta.com/content/avs/journal/jvsta/32/2/10.1116/1.4862752
10.1116/1.4862752
SEARCH_EXPAND_ITEM