quantum theory

If they can't talk about quantum theory I just walk away.

Could it not be that the same was true in quantum theory?

This became a basis for what is now called the old quantum theory.

Quantum theory works, they say, whatever the hell it means.

She was not in the mood to think about quantum theory at the moment.

"But it's good that people are looking at this area using quantum theory."

And quantum theory says you can't see each of them individually.

Not too well understood, even after three hundred years of quantum theory.

He tried to explain his reaction in terms of quantum theory.

"It is the only fundamental force for which we do not have a quantum theory."