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of O
metal B-MANP
additive I-MANP
manufacturing E-MANP
( O
AM S-MANP
) O
to O
non-weldable O
Ni-based O
superalloys S-MATE
remains O
a O
challenge O
for O
the O
electron B-MANP
beam I-MANP
melting E-MANP
process O
. O
Various O
cracking S-CONPRI
mechanisms O
, O
including O
solidification S-CONPRI
, O
liquation O
, O
strain-age O
, O
and O
ductility S-PRO
dip O
cracking S-CONPRI
, O
make O
it O
difficult O
to O
fabricate S-MANP
traditionally O
non-weldable O
Ni-based O
superalloys S-MATE
using O
the O
AM B-MANP
process E-MANP
. O
Because O
airfoil O
geometries S-CONPRI
are O
highly O
complicated O
, O
the O
correspondingly O
complex O
thermal O
signatures O
lead S-MATE
to O
various O
types O
of O
cracking S-CONPRI
in O
geometries S-CONPRI
that O
are O
under O
severe O
mechanical S-APPL
restraints O
during O
the O
printing B-MANP
process E-MANP
. O
This O
work O
aims O
to O
understand O
the O
correlations O
between O
cracking S-CONPRI
, O
scan O
strategy O