free electron

In fact, a free electron at rest is considered to have zero energy.

When this happens, the solar energy used to generate the free electron is lost.

The free electron is able to move freely within the solid material.

The resulting material has a large number of free electrons.

It is not enough to move the antenna, just some of the free electrons within.

In a vacuum, free electrons can act as charge carriers.

The free electrons will spread out before slowing to a stop.

The density number of the free electrons is very large.

It must be a pattern of free electrons, bound into an organization which is alive.

And the Thing was a complex of free electrons.