supported by the Natural Science Foundation of Jiangsu Province(Nos.BK20161521 and BK20180742);Six Talent Peaks Project in Jiangsu Province(No.2015-XCL-023 P);Postgraduate Research&Practice Innovation Program of Jiangsu Province(No.KYCX18_0856);Talents Projects in Nanjing University of Posts and Telecommunications(Nos.NY214002 and NY215002)
Experimental generation of stable mode-locked pulses and cylindrical vector beams(CVBs),from an all fewmode fiber(FMF)ring laser is first reported,to the best of our knowledge.In this laser,a section of few-mode erbiu...