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Short vertical tube furnace for the fabrication of doped glass microsphere lasers
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10.1063/1.3455198
/content/aip/journal/rsi/81/7/10.1063/1.3455198
http://aip.metastore.ingenta.com/content/aip/journal/rsi/81/7/10.1063/1.3455198
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Experimental setup showing the PID control, the heater, the quartz tube, and the glass injection system. L: live, N: neutral, F1: fuse, PID: proportional, integral, and derivative, TFR: step down transformer, SSR: solid state relay.

Image of FIG. 2.
FIG. 2.

A photograph of the vertical tube furnace.

Image of FIG. 3.
FIG. 3.

(a) Image of the microspheres made in the tube furnace, the largest sphere in the image is . (b) microsphere laser pumped via a tapered optical fiber around 978 nm. The WGM is clearly evident and the tapered fiber coupler is in contact with the microsphere and at the top.

Image of FIG. 4.
FIG. 4.

Single mode lasing at 1532 nm from a IOG-2 microsphere pumped at 978 nm. Typical observed lasing thresholds are . Inset: WGM fluorescence from the same microsphere.

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/content/aip/journal/rsi/81/7/10.1063/1.3455198
2010-07-15
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Short vertical tube furnace for the fabrication of doped glass microsphere lasers
http://aip.metastore.ingenta.com/content/aip/journal/rsi/81/7/10.1063/1.3455198
10.1063/1.3455198
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