Towards a supercontinuum-based infrared lidar

G. Méjean, J. Kasparian, E. Salmon, J. Yu, J. P. Wolf, R. Bourayou, R. Sauerbrey, M. Rodriguez, L. Wöste, H. Lehmann, B. Stecklum, U. Laux, J. Eislöffel, A. Scholz, A. P. Hatzes

Research output: Contribution to journalArticlepeer-review

102 Scopus citations

Abstract

Lidar signals were obtained for the first time in the near-infrared using the supercontinuum generated by the terawatt femtosecond laser of the Teramobile system. A signal up to 4 km in altitude, in the band 1-1.7 μm, was collected using a 2 m astronomical telescope. We observed a 10-fold enhancement of the infrared signal backscattered from the atmosphere compared with that expected using a previously measured laboratory spectrum. This suggests a more efficient frequency conversion into the infrared (typically 7% into the 1-1.5 μm band) under long-distance propagation conditions.

Original languageEnglish
Pages (from-to)357-359
Number of pages3
JournalApplied Physics B: Lasers and Optics
Volume77
Issue number2-3
DOIs
StatePublished - Sep 2003
Externally publishedYes

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