We propose and demonstrate a passively harmonic mode-locked erbium-doped fiber laser(EDFL)using carbon nanotubes polyvinyl alcohol(CNTs-PVA)film.The laser allows generation of the pulses with a repetition rate of 580 ...We propose and demonstrate a passively harmonic mode-locked erbium-doped fiber laser(EDFL)using carbon nanotubes polyvinyl alcohol(CNTs-PVA)film.The laser allows generation of the pulses with a repetition rate of 580 MHz,which corresponds to the 22nd harmonics of a 26.3 MHz fundamental repetition rate under 323 mW pump power.A particularly noteworthy feature of the pulses is the super-mode suppression ratio(SMSR),which is over 40 dB,indicating a stable operation.展开更多
基金supported by the National Natural Science Foundation of China(NSFC)(No.61605107)the Young Eastern Scholar Program at Shanghai Institutions of Higher Learning(No.QD2015027)+3 种基金the“Young 1000 Talent Plan”Program of Chinasupport from the Ministry of Higher Education,Sultanate of OmanMarie Sklodowask-Curie IEF project(H2020-MSCA-IF-2014_ST,Proposal#:656984)Marie-Curie International Research Staff Exchange Scheme“Tela Sens”project,Research Executive Agency(Grant No.269271,Programme:FP7-PEOPLE-2010-IRSES)
文摘We propose and demonstrate a passively harmonic mode-locked erbium-doped fiber laser(EDFL)using carbon nanotubes polyvinyl alcohol(CNTs-PVA)film.The laser allows generation of the pulses with a repetition rate of 580 MHz,which corresponds to the 22nd harmonics of a 26.3 MHz fundamental repetition rate under 323 mW pump power.A particularly noteworthy feature of the pulses is the super-mode suppression ratio(SMSR),which is over 40 dB,indicating a stable operation.
