Brillouin amplification supports 1x 10-20 uncertainty in optical frequency transfer over 1400 km of underground fiber
Raupach, S. (Physikalisch-Technische Bundesanstalt, Bundesallee 100, D-38116, Braunschweig, Germany), Koczwara, A. (Physikalisch-Technische Bundesanstalt, Bundesallee 100, D-38116, Braunschweig, Germany) and Grosche, G. (Physikalisch-Technische Bundesanstalt, Bundesallee 100, D-38116, Braunschweig, Germany)| Document type | Article |
| Journal title / Source | PHYSICAL REVIEW A |
| Volume | 92 |
| Publication date | 2015 |
| DOI | 10.1103/PhysRevA.92.021801 |
| Language | English |