Abstract

Optical amplification is demonstrated in waveguides of composite materials consisting of nanocrystals of Cr:forsterite or Cr:diopside embedded in a host polymer with a matching refractive index. Small-signal gains of 1 dB/cm at $\lambda =1.23 \mathit{\mu }\mathrm{m}$ are reported.

© 1997 Optical Society of America

Signal-beam amplification by two-wave mixing in a liquid-crystal light valve

A. Brignon, I. Bongrand, B. Loiseaux, and J.-P. Huignard
Opt. Lett. 22(24) 1855-1857 (1997)

54-fs, 1-GW, 1-kHz pulse amplification in Cr:forsterite

G. Jonusauskas, J. Oberlé, and C. Rullière
Opt. Lett. 23(24) 1918-1920 (1998)

Sol-gel synthesis of rare-earth-doped lanthanum halides for highly efficient 1.3-µm optical amplification

John Ballato, Richard E. Riman, and Elias Snitzer
Opt. Lett. 22(10) 691-693 (1997)

Coherent beam amplification with a photorefractive liquid crystal

I. C. Khoo, B. D. Guenther, M. V. Wood, P. Chen, and Min-Yi Shih
Opt. Lett. 22(16) 1229-1231 (1997)

Demonstration of room-temperature laser action at 2.5 µm from Cr²⁺:Cd_0.85Mn_0.15Te

U. Hömmerich, X. Wu, V. R. Davis, S. B. Trivedi, K. Grasza, R. J. Chen, and S. Kutcher
Opt. Lett. 22(15) 1180-1182 (1997)