The demonstration of a phase-sensitive optical amplifier with a noise figure of just 1.1 dB — three times lower than that of a conventional amplifier — could help significantly extend the reach of optical communications systems.
This is a preview of subscription content, log in via an institution to check access.
References
Tong, Z. et al. Nature Photon. 5, 430–436 (2011).
McKinstrie, C. J., Yu, M., Raymer, M. G. & Radic, S. Opt. Express 13, 4986–5012 (2005).
Marhic, M. E., Hsia, C. H. & Jeong, J. M. Electron. Lett. 27, 210–211 (1991).
Croussore, K. & Li, G. IEEE Photon. Technol. Lett. 19, 864–866 (2007).
McKinstrie, C. J. & Radic, S. Opt. Express 20, 4973–4979 (2004).
Vasilyev, M. V. Opt. Express 13, 7563–7571 (2005).
Tang, R., Devgan, P., Grigoryan, V. S. & Kumar, P. Electron. Lett. 41, 1072–1074 (2005).
Tang, R., Devgan, P. S., Grigoryan, V. S., Kumar, P. & Vasilyev, M. Opt. Express 16, 9046–9053 (2008).
Author information
Authors and Affiliations
Corresponding author
Rights and permissions
About this article
Cite this article
Li, G. Amplifying to perfection. Nature Photon 5, 385–386 (2011). https://doi.org/10.1038/nphoton.2011.127
Published:
Issue Date:
DOI: https://doi.org/10.1038/nphoton.2011.127
- Springer Nature Limited