Microring resonator based modulator made by direct photodefinition of an electro-optic polymer

Nghi Q. Lam (Editor), M. Balakrishnan, M. Faccini, Mart Diemeer, E.J. Klein, G. Sengo, A. Driessen, Willem Verboom, David Reinhoudt

Research output: Contribution to journalArticleAcademicpeer-review

28 Citations (Scopus)
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Abstract

A laterally coupled microring resonator was fabricated by direct photodefinition of negative photoresist SU8, containing tricyanovinylidenediphenylaminobenzene chromophore, by exploiting the low ultraviolet absorption window of this chromophore. The ring resonator was first photodefined by slight cross-linking. Thereafter, poling (to align the chromophores) and further cross-linking (to increase the glass transition temperature) were simultaneously carried out. The material showed excellent photostability and the electro-optic modulation with an $r_{33}$ of 11 pm/V was demonstrated at 10 MHz.
Original languageEnglish
Article number153310
Number of pages3
JournalApplied physics letters
Volume92
Issue number15
DOIs
Publication statusPublished - 18 Apr 2008

Keywords

  • IOMS-PIT: PHOTONICS INTEGRATION TECHNOLOGY
  • n/a OA procedure

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