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Additive manufacturing

Unusual microstructures by 3D printing

Additive manufacturing imparts defects in as-built titanium alloy microstructures, which form internally twinned nanoprecipitates with heat treatment to yield attractive mechanical properties.

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Fig. 1: Observed Beta-C Ti alloy microstructure evolution with AM and heat treatment.
Fig. 2: Light optical micrograph after a laser track melt in Ti-10-2-3.


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Correspondence to Amy J. Clarke.

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Clarke, A.J. Unusual microstructures by 3D printing. Nat. Mater. 21, 1223–1224 (2022).

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