Faceted grains observed on alumina surface processed by a cw laser at (a) , (b) , and (c) .
Surface micrographs for PM laser operation at (a) , (b) , and (c) .
Dimensionless undercooling and cooling rate variation for cw laser operation.
Dimensionless undercooling and cooling rate variation for PM laser operation.
Parameters associated with cw laser operation.
Parameters associated with PM laser operation.
Values of dimensionless cooling rate and undercooling.
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