Sato, S., Kokeyama, K. ORCID: https://orcid.org/0000-0002-2896-1992, Kawamura, S., Ward, R. L., Nishizawa, A., Chen, Y., Pai, A. and Somiya, K.
2008.
Demonstration of displacement-noise-free interferometry using bi-directional Mach-Zehnder interferometers.
Classical and Quantum Gravity
25
(11)
, 114031.
10.1088/0264-9381/25/11/114031
|
Official URL: http://dx.doi.org/10.1088/0264-9381/25/11/114031
Abstract
We have demonstrated displacement- and frequency-noise-free laser interferometry (DFI) by partially implementing a recently proposed optical configuration using bi-directional Mach–Zehnder interferometers (MZIs). This partial implementation, the minimum necessary to be called DFI, has confirmed the essential feature of DFI: the combination of two MZI signals can be carried out in a way that cancels the displacement noise of the mirrors and beam splitters while maintaining gravitational-wave signals. The attained maximum displacement noise suppression was 45 dB.
| Item Type: | Article |
|---|---|
| Date Type: | Publication |
| Status: | Published |
| Schools: | Schools > Physics and Astronomy |
| Publisher: | IOP Publishing |
| ISSN: | 0264-9381 |
| Last Modified: | 09 Nov 2022 10:34 |
| URI: | https://orca.cardiff.ac.uk/id/eprint/139937 |
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