What can we learn from precisions measurements on single ions?

What are the properties of highly charged ions?
How can the precision be further increased?
Highest Precision

How do molecules form in outer space?
What is the role of time in quantum systems ?
How can chemical reactions be steered by lasers ? 
Observing Fastest Motions

How does matter interact with intense laser light?
Which possibilities result from nuclear quantum optics?
What are the effects of very strong fields on the vacuum ? 
Exploring the Extremes