Original Research Published on 12 Apr 2023 Impact of the central refractive index dip of fibers on high-power applications in Optics and Photonics Yi AnXiao ChenYankun RenHanshuo WuLiangjin HuangZhiyong PanZongfu JiangPu Zhou Frontiers in Physics doi 10.3389/fphy.2023.1177371 4,209 views 3 citations