1. Development of a spectroscopic process monitoring system for multi-laser metal powder bed fusion additive manufacturing Open Access Author: Przyjemski, Andrew Title: Development of a spectroscopic process monitoring system for multi-laser metal powder bed fusion additive manufacturing Graduate Program: Additive Manufacturing and Design Keywords: additivemanufacturingmetalweldinglasersprocessmonitoringsensorsspectroscopyopticsemissionphotodiodedefectsflaws File: Download Przyjemski_Thesis_6-29-21_final.pdf Committee Members: Timothy Simpson, Program Head/ChairAbdalla Ramadan Nassar, Thesis Advisor/Co-AdvisorDavid Jeffrey Corbin, Committee Member