Mesoscopic light transport in nonlinear disordered media
Nonlinear disordered media uniquely combine multiple scattering and second-harmonic generation. Here, we investigate the statistical properties of the nonlinear light generated within such media. We report super-Rayleigh statistics of the second-harmonic speckle intensity, and demonstrate that it is...
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| Main Authors: | , , , , , , |
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| Format: | Article |
| Language: | English |
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American Physical Society
2025-06-01
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| Series: | Physical Review Research |
| Online Access: | http://doi.org/10.1103/ztyj-rc63 |
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| _version_ | 1849430468798185472 |
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| author | Alfonso Nardi Andrea Morandi Romain Pierrat Arthur Goetschy Xuanchen Li Frank Scheffold Rachel Grange |
| author_facet | Alfonso Nardi Andrea Morandi Romain Pierrat Arthur Goetschy Xuanchen Li Frank Scheffold Rachel Grange |
| author_sort | Alfonso Nardi |
| collection | DOAJ |
| description | Nonlinear disordered media uniquely combine multiple scattering and second-harmonic generation. Here, we investigate the statistical properties of the nonlinear light generated within such media. We report super-Rayleigh statistics of the second-harmonic speckle intensity, and demonstrate that it is caused by the mesoscopic correlations arising in extreme scattering conditions. The conductance measured is exceptionally low for an isotropically scattering three-dimensional medium, enabling applications in broadband second-harmonic generation, wavefront shaping in nonlinear disordered media, and photonic computing. |
| format | Article |
| id | doaj-art-01633ab7c19a4790a381ab2af3a16817 |
| institution | Kabale University |
| issn | 2643-1564 |
| language | English |
| publishDate | 2025-06-01 |
| publisher | American Physical Society |
| record_format | Article |
| series | Physical Review Research |
| spelling | doaj-art-01633ab7c19a4790a381ab2af3a168172025-08-20T03:28:00ZengAmerican Physical SocietyPhysical Review Research2643-15642025-06-017202332310.1103/ztyj-rc63Mesoscopic light transport in nonlinear disordered mediaAlfonso NardiAndrea MorandiRomain PierratArthur GoetschyXuanchen LiFrank ScheffoldRachel GrangeNonlinear disordered media uniquely combine multiple scattering and second-harmonic generation. Here, we investigate the statistical properties of the nonlinear light generated within such media. We report super-Rayleigh statistics of the second-harmonic speckle intensity, and demonstrate that it is caused by the mesoscopic correlations arising in extreme scattering conditions. The conductance measured is exceptionally low for an isotropically scattering three-dimensional medium, enabling applications in broadband second-harmonic generation, wavefront shaping in nonlinear disordered media, and photonic computing.http://doi.org/10.1103/ztyj-rc63 |
| spellingShingle | Alfonso Nardi Andrea Morandi Romain Pierrat Arthur Goetschy Xuanchen Li Frank Scheffold Rachel Grange Mesoscopic light transport in nonlinear disordered media Physical Review Research |
| title | Mesoscopic light transport in nonlinear disordered media |
| title_full | Mesoscopic light transport in nonlinear disordered media |
| title_fullStr | Mesoscopic light transport in nonlinear disordered media |
| title_full_unstemmed | Mesoscopic light transport in nonlinear disordered media |
| title_short | Mesoscopic light transport in nonlinear disordered media |
| title_sort | mesoscopic light transport in nonlinear disordered media |
| url | http://doi.org/10.1103/ztyj-rc63 |
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