D
D.-X. Xu
Researcher at National Research Council
Publications - 36
Citations - 377
D.-X. Xu is an academic researcher from National Research Council. The author has contributed to research in topics: Silicon photonics & Silicon. The author has an hindex of 9, co-authored 36 publications receiving 356 citations.
Papers
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Journal ArticleDOI
All-optical XOR logic gate for 40Gb/s DPSK signals via FWM in a silicon nanowire
F. Li,Trung D. Vo,Chad Husko,Mark Pelusi,D.-X. Xu,Adam Densmore,Rubin Ma,Siegfried Janz,Benjamin J. Eggleton,David J. Moss +9 more
TL;DR: All-optical XOR logic function for 40Gb/s DPSK signals in the C-band, based on four-wave mixing (FWM) in a silicon nanowire, with error-free operation with a system penalty is demonstrated.
Journal ArticleDOI
Silicon nanowire based exclusive-OR gate using nonlinear optics for 40Gb/s DPSK signals
F. Li,Tony Vo,Chad Husko,Mark Pelusi,D.-X. Xu,Adam Densmore,Rubin Ma,Siegfried Janz,B.J. Eggleton,David J. Moss +9 more
TL;DR: In this article, an all-optical XOR logic function for 40Gb/s differential phase-shift keyed (DPSK) data signals in the C-band, based on four-wave mixing (FWM) in a silicon nanowire, is demonstrated.
Journal ArticleDOI
Photonic wire biosensor microarray chip and instrumentation with application to serotyping of Escherichia coli isolates
Siegfried Janz,D.-X. Xu,Martin Vachon,N. Sabourin,Pavel Cheben,H. McIntosh,Heping Ding,Shurui Wang,Jens H. Schmid,André Delâge,Jean Lapointe,Adam Densmore,Rubin Ma,W. Sinclair,S.M. Logan,R. MacKenzie,Q. Y. Liu,D. Zhang,G. Lopinski,O. Mozenson,M. Gilmour,H. Tabor +21 more
TL;DR: A complete photonic wire molecular biosensor microarray chip architecture and supporting instrumentation is described, used to demonstrate a multiplexed assay for serotyping E. coli bacteria using serospecific polyclonal antibody probe molecules.
Journal ArticleDOI
Bragg gratings in silicon-on-insulator waveguides by focused ion beam milling
David J. Moss,Vahid G Ta'eed,Benjamin J. Eggleton,Darren Freeman,Steve Madden,Marek Samoc,Barry Luther-Davies,Siegfried Janz,D.-X. Xu +8 more
TL;DR: In this article, Bragg grating structures fabricated by focused ion beam milling in optical waveguides are used as a powerful diagnostic of optical modes in very high index waveguide.
Proceedings ArticleDOI
Error-free all-optical demultiplexing at 160Gb/s via FWM in a silicon nanowire
F. Li,Mark Pelusi,Benjamin J. Eggleton,Adam Densmore,Rubin Ma,D.-X. Xu,Siegfried Janz,David J. Moss +7 more
TL;DR: In this article, the authors demonstrate all-optical time division demultiplexing from 160Gb/s to 10b/s in the C-band, based on four-wave mixing (FWM) in a silicon nanowire.