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excited state absorption and the low fraction of nanocluster-excitable in
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10.1063/1.2227637
/content/aip/journal/apl/89/3/10.1063/1.2227637
http://aip.metastore.ingenta.com/content/aip/journal/apl/89/3/10.1063/1.2227637
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Er PL data for Er-doped SRO and Er-doped extracted from Ref. 1. The PL intensity differed by only a factor of 30 at maximum pump power, in contrast to an expected ratio of 2000 if all the Er ions in the SRO sample had been excited.

Image of FIG. 2.
FIG. 2.

(Color online) Left axis: Er PL behavior for 476 and optical pumping. The dashed line is the PL curve under pumping with a linear component added on to it. Right axis: Si-nc PL intensity at . The sample contains excess Si and Er.

Image of FIG. 3.
FIG. 3.

(Color online) Excited population vs pump photon flux calculated from our model. (a) Considering the parameters extracted from Ref. 2 (, ). The void circles represent the Er excited ratio extracted from Fig. 3(b) of the same paper. (b) Considering one Er per nanocluster, with a concentration of .

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/content/aip/journal/apl/89/3/10.1063/1.2227637
2006-07-20
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Er3+ excited state absorption and the low fraction of nanocluster-excitable Er3+ in SiOx
http://aip.metastore.ingenta.com/content/aip/journal/apl/89/3/10.1063/1.2227637
10.1063/1.2227637
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