Abstract: Dual core photonic crystal fiber (PCF) couplers that support femtosecond (fs) pulses have been presented in this paper. The couplers are dispersion managed and relatively short. A vector ...

Abstract: A femtosecond fiber laser with 1-MHz repetition rate was optimized to write low-loss waveguides and directional couplers inside bulk borosilicate glass. For the first time, this ...

(Yicai) May 12 -- Chinese tech giant Xiaomi is embroiled in another controversy concerning its premium electric vehicle, the SU7 Ultra, this time for alleged false advertising of its dual-vent carbon ...

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