Abstract

We report 1645nm narrowband operation of a monolithic Er:YAG nonplanar ring oscillator resonantly pumped at 1532nm. Unidirectional cw power up to 0.5W was obtained with a measured linewidth of 21kHz.

© 2011 Optical Society of America

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References

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2009 (1)

2008 (1)

2007 (1)

2006 (2)

K. Spariosu, V. Leyva, R. Reeder, and M. Klotz, IEEE J. Quantum Electron. 42, 182 (2006).
[CrossRef]

D. Shen, J. Sahu, and W. Clarkson, Opt. Lett. 31, 754(2006).
[CrossRef] [PubMed]

2004 (1)

2002 (1)

1992 (1)

E. Munin, J. A. Roversi, and A. Balbin Villaverde, J. Phys. D 25, 1635 (1992).
[CrossRef]

1990 (1)

1985 (1)

Balbin Villaverde, A.

E. Munin, J. A. Roversi, and A. Balbin Villaverde, J. Phys. D 25, 1635 (1992).
[CrossRef]

Budni, P.

Byer, R. L.

Cao, J. P.

Chicklis, E.

Clarkson, W.

Cui, L.

Duan, X.-M.

Fang, D.

Gao, C.

Gao, M.

Hong, D.

Hong, D. M.

Ju, Y.-L.

Kane, T. J.

Ke, L.

Klotz, M.

K. Spariosu, V. Leyva, R. Reeder, and M. Klotz, IEEE J. Quantum Electron. 42, 182 (2006).
[CrossRef]

Leyva, V.

K. Spariosu, V. Leyva, R. Reeder, and M. Klotz, IEEE J. Quantum Electron. 42, 182 (2006).
[CrossRef]

Li, C.

Li, Y.

Lin, Z.

Liu, A.

Munin, E.

E. Munin, J. A. Roversi, and A. Balbin Villaverde, J. Phys. D 25, 1635 (1992).
[CrossRef]

Pollak, T.

Reeder, R.

K. Spariosu, V. Leyva, R. Reeder, and M. Klotz, IEEE J. Quantum Electron. 42, 182 (2006).
[CrossRef]

Roversi, J. A.

E. Munin, J. A. Roversi, and A. Balbin Villaverde, J. Phys. D 25, 1635 (1992).
[CrossRef]

Sahu, J.

Setzler, S.

Shen, D.

Shen, N.

Snell, K.

Spariosu, K.

K. Spariosu, V. Leyva, R. Reeder, and M. Klotz, IEEE J. Quantum Electron. 42, 182 (2006).
[CrossRef]

Tsuchida, H.

Wang, Y.-Z.

Yang, T.

Yao, B.-Q.

Young, Y.

Zang, E. J.

Zhang, Y.

Zhang, Y.-J.

Zhao, G.-J.

Zhong, M.

Zhu, L.

Zhu, Z.

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Figures (8)

Fig. 1
Fig. 1

Schematic of Er:YAG NPRO crystal.

Fig. 2
Fig. 2

Experimental layout for the NPRO pumped by an Er fiber laser.

Fig. 3
Fig. 3

NPRO single-frequency power performance data comparison: pump beam diameter 120 μm (triangles with blue solid curve) versus 140 μm (squares with red dotted curve). Smaller pump beam diameter yields more efficient output and stable single-frequency operation.

Fig. 4
Fig. 4

NPRO output mode structures measured by Ando OSA: red dotted curve (multimode) versus blue solid curve (single mode).

Fig. 5
Fig. 5

NPRO single-mode cw tuning as a function of the crystal temperature. The tuning rate of 0.022 nm / ° C is measured.

Fig. 6
Fig. 6

NPRO output beam quality M 2 data versus output power. Inset: image of output far-field beam profile.

Fig. 7
Fig. 7

Experimental setup for NPRO delayed self-heterodyne linewidth measurement.

Fig. 8
Fig. 8

Delayed self-heterodyne signal recorded by an RF spectral analyzer at 100 mW . NPRO single-frequency operation. Full width at 3 dB was measured to be 30 kHz .

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