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High Precision Calibration of Spectrographs in Astronomy

Authors :
C. Lovis
Luca Pasquini
Ronald Holzwarth
Tilo Steinmetz
Th. Udem
G. Lo Curto
Tobias Wilken
Theodor W. Hänsch
Antonio Manescau
Source :
Conference on Lasers and Electro-Optics 2010.
Publication Year :
2010
Publisher :
OSA, 2010.

Abstract

An Yb-fiber frequency comb was developed and employed to calibrate an astronomical spectrograph. The repeatability was photon noise limited at 300kHz. Absolute accuracy was improved by a factor of 20 compared to traditional calibration sources.

Details

Database :
OpenAIRE
Journal :
Conference on Lasers and Electro-Optics 2010
Accession number :
edsair.doi...........7764900eb1348da8f02bddeeef8887f4