plasma

Researchers in China report that air plasma can be used to kill biofilms found on the surfaces of perishable fruits and foods—significantly extending their shelf life, and reducing the world’s “food waste” problem as well
| 3 min read

Problem: Users in EM facilities with several current generation tools including FE SEM and dual beam FIB/SEM will, despite taking precautions to insert only clean specimens, sometimes get contamination introduced into their microscopes. This manifests itself as a dark rectangle on areas which have been exposed to the incident beam. How can this be prevented? Can it be removed from the previously exposed samples?
| 2 min read
















