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Large second harmonic generation enhancement in Si(3)N(4) waveguides by all-optically induced quasi-phase-matching
Efficient second harmonic generation in integrated platforms is usually achieved by resonant structures, intermodal phase-matching or quasi-phase matching by periodically poling ferroelectric waveguides. However, in all these structures, it is impossible to reconfigure the phase-matching condition i...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5725590/ https://www.ncbi.nlm.nih.gov/pubmed/29044113 http://dx.doi.org/10.1038/s41467-017-01110-5 |