Write a literature review in the effects of selecting laser meam spot profile (e.g crircle.ellipce,line heat source)in microstructure and morphology of coating layer (such porosity ,crack,homegenioty). structure:1-list the different laser beam profile . 2.speak about the required needed in laser spot (such uniform intensity,and avoid high thermal gradient around the laser spot which could lead to cracks )(maybe put pitures). 3-Deep critical literature with high quality of influence in differents beam profile in co2 laser in the coating quality.(focus in WC-12CO ,INCONAL 625 coating powder. compare the advantages and disadvantges of each laser beam profile. Looking for the best essay writer? Click below to have a customized paper written as per your requirements.
