Experimental Investigation of the Self-Absorption Effect in Laser-Induced Breakdown Spectroscopy Based on Fiber Laser AblationByYuzhi Qin,Zhiying Xu,Dongsen Cai,Jiaming Li,Qiongxiong Ma,Nan Zhao,Liang Guo,Qingmao Zhang,Qitao LueJuly 11th 2025