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. O
A O
higher O
thermal O
mass O
, O
two O
conical O
sections O
or O
two O
entry O
channels O
have O
a O
positive O
effect O
on O
extrusion S-MANP
forces O
and O
maximum O
filament S-MATE
feed S-PARA
velocities O
, O
thus O
maximal O
build B-CHAR
rate E-CHAR
. O
Multi-material B-MANP
additive I-MANP
manufacturing E-MANP
enables O
high-performance O
heterogeneous S-CONPRI
design S-FEAT
at O
the O
mesoscale S-CONPRI
, O
through O
which O
bulk O
parts O
can O
be S-MATE
engineered O
to O
adapt O
to O
complex O
loading O
conditions O
. O
The O
optimization S-CONPRI
of O
multi-material S-CONPRI
parts O
relies O
on O
accurate S-CHAR
forward O
prediction S-CONPRI
, O
which O
is O
challenging O
to O
achieve O
owing O
to O
the O
complex O
processing O
conditions O
in O
additive B-MANP
manufacturing E-MANP
and O
the O
resultant O
uncertainties O
in O
material B-CONPRI
properties E-CONPRI
. O
To O
address O
these O