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Sensitivity and noise in THz electro-optic upconversion radiometers

This paper presents a study of noise in room-temperature THz radiometers that use THz-to-optical upconversion followed by optical detection of thermal radiation. Despite some undesired upconverted thermal noise, no noise is intrinsically introduced by efficient electro-optic modulation via a sum-fre...

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Detalles Bibliográficos
Autores principales: Santamaría-Botello, Gabriel, Popovic, Zoya, Abdalmalak, Kerlos Atia, Segovia-Vargas, Daniel, Brown, Elliott R., García Muñoz, Luis Enrique
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7287047/
https://www.ncbi.nlm.nih.gov/pubmed/32523010
http://dx.doi.org/10.1038/s41598-020-65987-x