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Giant photon momentum locked THz emission in a centrosymmetric Dirac semimetal

Strong second-order optical nonlinearities often require broken material centrosymmetry, thereby limiting the type and quality of materials used for nonlinear optical devices. Here, we report a giant and highly tunable terahertz (THz) emission from thin polycrystalline films of the centrosymmetric D...

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Detalles Bibliográficos
Autores principales: Cheng, Liang, Xiong, Ying, Kang, Lixing, Gao, Yu, Chang, Qing, Chen, Mengji, Qi, Jingbo, Yang, Hyunsoo, Liu, Zheng, Song, Justin C.W., Chia, Elbert E. M.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Association for the Advancement of Science 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9812375/
https://www.ncbi.nlm.nih.gov/pubmed/36598995
http://dx.doi.org/10.1126/sciadv.add7856