https://doi.org/10.1007/s100530050014
Relevance of temporal coherence in the second-harmonic cross-correlation measurement of a multiply scattered laser pulse
1
Dipartimento di Scienze Chimiche, Fisiche e Matematiche, Universita' dell'Insubria,
via Lucini, 3, 22100 Como, Italyand
Istituto Nazionale di Fisica della Materia,
I.N.F.M., Milano-Universita', 20133 Milano, Italy
2
I.N.F.M., Napoli-Universita' Federico II, 80131 Napoli, Italy
Received:
7
May
1999
Published online: 15 January 2000
Second-harmonic cross-correlation operates a selection in time-phase among the randomly de-phased contributions to an optical field that propagated through a scattering medium. It can thus be used to selectively detect the weak contribution remaining coherent with the incident field.
PACS: 42.65.Ky – Harmonic generation, frequency conversion / 42.25.Kb – Coherence / 42.25.Dd – Wave propagation in random media
© EDP Sciences, Società Italiana di Fisica, Springer-Verlag, 2000
