Probing the dynamics of microwave pulses in 1D disordered waveguides

D. Petiteau, A. Z. Genack, P. Sebbah

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

Abstract

We report simulations of the time evolution of microwave pulses inside a 1D random waveguide made of alternating dielectric slabs A or B. Randomness is either introduced by randomly juxtaposing slabs A or B in between the alternating slabs or by introducing a random thickness on each layer. Simulations are performed on a particular random configuration or on a high number of configurations. Microwave pulses play the role of a probe and allow the study of the dynamics of localized modes and extended modes in random waveguides in terms of dwell time of the energy in the sample. This work highlights the diversity of dynamical phenomena arising in single realizations of random configuration when those phenomena are hidden by large ensemble averages.

Original languageEnglish
Title of host publication2017 11th International Congress on Engineered Material Platforms for Novel Wave Phenomena, Metamaterials 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages259-261
Number of pages3
ISBN (Electronic)9781538637685
DOIs
StatePublished - 14 Nov 2017
Event11th International Congress on Engineered Material Platforms for Novel Wave Phenomena, Metamaterials 2017 - Marseille, France
Duration: 28 Aug 20172 Sep 2017

Publication series

Name2017 11th International Congress on Engineered Material Platforms for Novel Wave Phenomena, Metamaterials 2017

Conference

Conference11th International Congress on Engineered Material Platforms for Novel Wave Phenomena, Metamaterials 2017
Country/TerritoryFrance
CityMarseille
Period28/08/172/09/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

Funding

P.S. is thankful to the Israel Science Foundation (Grant No. 1781 15 and 2074 15). P.S. and A.G. are thankful for the United States-Israel Binational Science Foundation NSF BSF grant No. 2015694 and NSF DMR -BSF grant No. 1609218. This work has also been founded by the CNRS under PICS ALAMO.

FundersFunder number
NSF DMR
United States-Israel Binational Science Foundation2015694, 1609218
Israel Science Foundation1781 15, 2074 15

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