Integrated autocorrelator based on superconducting nanowires

D. Sahin, A. Gaggero, T.B. Hoang, G. Frucci, F. Mattioli, R. Leoni, J. Beetz, M. Lermer, M. Kamp, S. Höfling, A. Fiore

Research output: Contribution to journalArticleAcademicpeer-review

21 Citations (Scopus)
243 Downloads (Pure)

Abstract

We demonstrate an integrated autocorrelator based on two superconducting single-photon detectors patterned on top of a GaAs ridge waveguide. This device enables the on-chip measurement of the second-order intensity correlation function g(2)(t). A polarization-independent device quantum efficiency in the 1% range is reported, with a timing jitter of 88 ps at 1300 nm. g(2)(t) measurements of continuous-wave and pulsed laser excitations are demonstrated with no measurable crosstalk within our measurement accuracy.
Original languageEnglish
Pages (from-to)11162-11170
Number of pages9
JournalOptics Express
Volume21
Issue number9
DOIs
Publication statusPublished - 2013

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