Higher-order-modes enhanced phase-matched dispersive-wave generation in the deep-blue and UV spectral region

1 National Engineering Research Center of Fiber Optic Sensing Technology and Networks, Wuhan University of Technology, 122 Luoshi Road, Wuhan 430070, China 2 Key Laboratory of Materials for High Power Laser, Shanghai Institute of Optics and Fine Mechanics, Shanghai 201800, China 3 Russell Centre for Advanced Lightwave Science, Hangzhou Institute of Optics and Fine Mechanics, Hangzhou 311421, China 4 iFiber Optoelectronics Technology Co. Ltd., Ningbo 315100, China