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| Experimental setup of the fiber laser. BD, beam dump; DM, dichroic mirror; ISO/POL, polarizing optical isolator; L, lens; M, mirror; PBS, polarizing beam splitter; TG, transmission grating; 𝜆/2, half-wave plate; 𝜆/4, quarter-wave plate. Credit: Optics Letters (2023). DOI: 10.1364/OL.492671. |
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