Table 1.

Beam parameters for building the samples: voltage U, electron beam current I, electron beam speed v, line energy E _L and resulting strut thickness d.

U [kV]	I [mA]	v [mm/s]	E L [J/mm]	d [mm]
60	3	450	0.40	0.49 ± 0.12
60	3	300	0.60	0.57 ± 0.15
60	3	225	0.80	0.63 ± 0.15