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A practical way of selective mode group excitation in large core graded-index multimode fibers

  • C. Y. Zhu
  • , Y. B. Yuan
  • , J. Yan
  • , J. H. Zhang
  • , D. X. Ba
  • , Z. W. Lu
  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, we proposed a easy and stable way to selectively excite mode group in graded-index multimode fibers(GI-MMF). It was experimentally achieved by the welding of a single-mode fiber(SMF) and a GI-MMF with core/cladding diameter of 105/125 μm and adjusting the radial offset of the two fiber axis. The experiment result was discussed by observing the near-field pattern at the output of the GI-MMF. The effect of fiber length and bending curvature was also discussed.

Original languageEnglish
Title of host publication2013 International Conference on Optoelectronics and Microelectronics, ICOM 2013
Pages251-254
Number of pages4
DOIs
StatePublished - 2013
Externally publishedYes
Event2013 International Conference on Optoelectronics and Microelectronics, ICOM 2013 - Harbin, China
Duration: 7 Sep 20139 Sep 2013

Publication series

Name2013 International Conference on Optoelectronics and Microelectronics, ICOM 2013

Conference

Conference2013 International Conference on Optoelectronics and Microelectronics, ICOM 2013
Country/TerritoryChina
CityHarbin
Period7/09/139/09/13

Keywords

  • graded-index multimode fibers
  • mode mixing
  • radial offset
  • selective mode excitation

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