Nd3+:ethylene glycol amplifier and its stimulated emission cross section

We demonstrate that Nd3+:ethylene glycol can be used as an amplifier gain medium for a Nd3+:YLF laser. It has been known that Nd3+:liquid is hard to use as a gain medium due to fluorescence quenching. However, we could use Nd3+:ethylene glycol as a gain medium by using a new amplification system, an...

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Veröffentlicht in:Applied physics letters 1995-09, Vol.67 (11), p.1501-1502
Hauptverfasser: Han, K. G., Kong, H. J., Kim, H. S., Um, G. Y.
Format: Artikel
Sprache:eng
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Zusammenfassung:We demonstrate that Nd3+:ethylene glycol can be used as an amplifier gain medium for a Nd3+:YLF laser. It has been known that Nd3+:liquid is hard to use as a gain medium due to fluorescence quenching. However, we could use Nd3+:ethylene glycol as a gain medium by using a new amplification system, and we also measured the stimulated emission cross section of Nd3+:ethylene glycol. A maximum gain of ∼2 was obtained in our experimental setup, and the stimulated emission cross section of Nd3+:ethylene glycol was measured to be 1.5(±0.5) ×10−19 cm2.
ISSN:0003-6951
1077-3118
DOI:10.1063/1.114472