The central tube evidently held a vast number of fusion devices.

After spending more than 10 years and $1 billion, he said, the parties had designed a fusion device that was unaffordable.

In the years 1973 to 1976, it was the highest-performance fusion device in the world.

My destruction of the fusion device seems finally to have taken the fight from the attackers.

We now have fusion devices ready to launch at Harper Moon.

In a typical fusion device the neutral atom density is small.

Ignition is the basic goal of any fusion device.

And for war, you have fusion devices that do work-H-bombs.

It is the largest fusion device for some time.

If the scientists succeed, they will have taken a small step toward improving the efficiency of nuclear fusion devices.