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Enhancement of Doppler spectroscopy to transverse direction by using optical vortex

Tunable diode laser absorption spectroscopy (TDLAS) is a valuable method for measuring particle flow velocities in plasma. However, conventional TDLAS using a plane-wave beam is sensitive only to the laser propagation direction. This limitation is particularly unfavorable for the observation of the...

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Detalles Bibliográficos
Autores principales: Minagawa, Hiroki, Yoshimura, Shinji, Terasaka, Kenichiro, Aramaki, Mitsutoshi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10505230/
https://www.ncbi.nlm.nih.gov/pubmed/37717113
http://dx.doi.org/10.1038/s41598-023-42517-z