Quantum-confined Stark effect and ultrafast absorption dynamics in bilayer InAs quantum dot waveguide

D. B. Malins, A. Gomez-Iglesias, P. Spencer, E. Clarke, R. Murray, Alan Miller

Research output: Contribution to journalArticlepeer-review

13 Citations (Scopus)


A Stark shift of 40 nm at 1340 nm in a bilayer InAs/GaAs quantum dot ridge waveguide is reported. Time-resolved measurements indicate absorption recovery times of 7 ps at -8 V Such favourable properties are desirable for intensity and phase modulators.

Original languageEnglish
Pages (from-to)686-688
Number of pages3
JournalElectronics Letters
Issue number12
Publication statusPublished - 7 Jun 2007

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