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Conferences > CLEO_AT > 2017 > ATu1C > ATu1C.2

Energy coupling efficiency and melt pool dynamics associated with the laser melting of metal powder layers

Manyalibo Matthews, Johannes Trapp, Gabe Guss, and Alexander Rubenchik

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Abstract

Micro-calorimetry and high speed imaging are used to characterize energy coupling mechanisms in laser powder bed fusion additive manufacturing. Material-dependent keyhole formation onset and melt pool dynamics are investigated as a function of laser parameters.

© 2017 Optical Society of America

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