Physical Aspects of Process Control in Selective Laser Sintering of Metals

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Laser powder deposition (2009, background): “The physical aspects of full melting SLS are discussed in detail by Das (2003)”
In-process sensing in selective laser melting (SLM) additive manufacturing (2016, background): “Numerous error modes or process variations can create such instabilities and variations [61, 62].”
Additive manufacturing of metallic components – Process, structure and properties (2018, background): “Increased heat intensity will penetrate further into previous layers, and the remelting of previous layers is necessary to fabricate high quality AM components because it removes surface contaminants, breaks down oxide films, and provides a clean solid-liquid interface at the atomic level [307].”
Selective Laser Melting of Crack-Free High Density M2 High Speed Steel Parts by Baseplate Preheating (2014, neutral): “minimal [9].”
AlSi12 in-situ alloy formation and residual stress reduction using anchorless selective laser melting (2015, neutral): “[1–4].”