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Broadband optical amplification in Bi-doped germanium silicate glass
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10.1063/1.2768914
/content/aip/journal/apl/91/6/10.1063/1.2768914
http://aip.metastore.ingenta.com/content/aip/journal/apl/91/6/10.1063/1.2768914
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) (a) Absorption spectra of GAB and GSAB glasses. The inset shows the corresponding transmission spectra. The sample thickness . (b) Photoluminescence spectra of GAB and GSAB glasses when pumped by LD.

Image of FIG. 2.
FIG. 2.

(Color online) Wavelength-dependent internal gain from under the excitation power of . The gain at is also measured. The inset shows the schematic diagram. (a) tunable LD and LD as seed beam, (b) LD as excitation resource (the dimension of the beam waist is ), (c) chopper, (d) lens with focal length, (e) lens with focal length, (f) sample, (g) filter, (h) lens with focal length, (i) InGaAs detector, and (j) digital oscilloscope. M1 and M2 are mirrors.

Image of FIG. 3.
FIG. 3.

(Color online) Internal gain at 1300 and as the function of pumping power.

Image of FIG. 4.
FIG. 4.

(Color online) Raman spectra of germanate (lower curve) and germanium silicate (upper curve) glasses. The inset gives the enlarged Raman spectra between 800 and .

Image of FIG. 5.
FIG. 5.

Photoluminescence spectra of GAB and GABB glasses when pumped by LD. The composition of GABB is .

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/content/aip/journal/apl/91/6/10.1063/1.2768914
2007-08-09
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Broadband optical amplification in Bi-doped germanium silicate glass
http://aip.metastore.ingenta.com/content/aip/journal/apl/91/6/10.1063/1.2768914
10.1063/1.2768914
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