The maintenance required to keep up a dependable 24/7/365 vacuum and water source is difficult. The vacuum level required to operate a field emission gun is greater than a DP can produce. Ion (or ...

Vacuum sealed chamber that contains the field emission gun. A pneumatic valve seals the gun chamber in the event of an accidental vacuum vent. This prevents dust and debris from reaching the tip.

This instrument is an advanced and digitally dedicated transmission electron microscope operating at 200kV with a field-emission gun. It is capable of an ultimate point-to-point resolution of 0.19 nm, ...

The integration of JEOL’s specific in-lens field emission gun enables a beam current of up to 500 nA. This current can be delivered to the sample and also to the aperture angle control lens (ACL) that ...

JEOL's unique in-lens field emission gun integration allows for a beam current of up to 500 nA. This current can be received by both the sample and the aperture angle control lens (ACL), which ...

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