| AM |
additive manufacturing |
| BCC |
Body-centered cubic |
| FEA |
finite element analysis |
| SLM |
Selective laser melting |
| FCC |
face-centered cubic |
| CAD |
computer-aided design |
| µ-CT |
micro computed tomography |
|
Q
10
|
10% quantile of particles distribution |
|
Q
50
|
50% quantile of particles distribution |
|
Q
90
|
90% quantile of particles distribution |
|
|
elastic modulus of lattice structure |
|
|
elastic modulus of bulk material |
|
|
Poisson’s constant of bulk material |
|
rn
|
nominal strut radius |
|
l
|
half of unit cell diagonal |
|
m
|
weight of sample |
|
ma
|
measured weight of sample |
|
mn
|
nominal CAD weight of sample |
|
σ
0.2%
|
collapse stress (0.2% structure strain) |
|
Rm
|
ultimate tensile strength |
|
Φn
|
nominal volume fraction |
|
dn
|
nominal strut diameter |
|
Sn
|
cross-section area of nominal strut diameter |
|
dGauss
|
diameter given by Gauss distribution |
|
SGauss
|
cross-section area of Gauss strut diameter |
|
dmaj
|
major axis diameter |
|
dmin
|
minor axis diameter |
|
Sellipse
|
cross-section area of elliptical strut |
|
Rp0.2%
|
yield strength (0.2% proof stress) |
|
Et
|
tangent modulus |
|
Ec
|
structure compressive modulus |
|
σ
|
engineering stress |
|
Ɛ
|
engineering strain |
|
Ets
|
tangent modulus of structure |
|
A
|
elongation at break |
|
Ea
|
volume energy absorbed |