Li Y.-HLin Y.-CHsu Y.-WYang T.-ISHENG-LUNG HUANG2021-09-022021-09-022020https://www.scopus.com/inward/record.uri?eid=2-s2.0-85095419114&doi=10.1364%2fCLEO_SI.2020.SF1P.5&partnerID=40&md5=48213fb4378b13eb709e7582c2e1fadchttps://scholars.lib.ntu.edu.tw/handle/123456789/581129A broadly tunable Cr4+:YAG double-clad crystal fiber laser is demonstrated by laser diode pump with a threshold power of 55 mW. The tuning range was 170 nm centered at 1438 nm limited by excited-state absorption. ? OSA 2020 ? 2020 The Author(s)Crystal whiskers; Excited states; Fiber lasers; Yttrium aluminum garnet; Crystal fiber laser; Double-clad; Excited state absorption; Laser diode pump; Low thresholds; Threshold power; Tuning ranges; Pumping (laser)[SDGs]SDG7conference paper10.1364/CLEO_SI.2020.SF1P.52-s2.0-85095419114