Multicore waveguides written by ultrafast laser pulses in chalcogenide glass transmit 4.5 µm light with 0.20 ± 0.05 dB/cm loss and over 60% coupling efficiency.
Mid InfraRed Innovative lasers For Improved SENSor of hazardeous substances,
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Ultrafast Laser Inscription of High Performance Mid-Infrared Waveguides in Chalcogenide Glass
Multicore waveguides written by ultrafast laser pulses in chalcogenide glass transmit 4.5 µm light with 0.20 ± 0.05 dB/cm loss and over 60% coupling efficiency.