The aluminum collectors were placed on the sample stage and imaged using an accelerating voltage of 15 kV and magnifications of 35-to-1500.
(The aluminum collectors; were placed; on the sample stage) (The aluminum collectors; imaged using; an accelerating voltage of 15 kV and magnifications of 35-to-1500)
The aluminum collectors The aluminum collectors
were placed imaged using
on the sample stage
an accelerating voltage of 15 kV and magnifications of 35-to-1500