@article{239696, author = {Brian Simonds and Jeffrey Sowards and Joshua Hadler and Erik Pfeif and Boris Wilthan and Jack Tanner and Chandler Harris and Paul Williams}, title = {Dynamic and absolute measurements of laser coupling efficiency during laser spot welds}, year = {2018}, number = {74}, month = {2018-09-03}, publisher = {Physics Procedia}, doi = {https://doi.org/10.1016/j.procir.2018.08.065}, language = {en}, }