Record 1 watt fiber-coupled-power 1480 nm diode laser pump for Raman and erbium doped fiber amplification
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We reported the first 1 watt fiber-coupled flared diode laser and a record 475 mW fiber-coupled narrow-stripe diode laser at 1480 nm and demonstrate distributed Raman gain up to 22 dB and 14 dB margin improvement.
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