Above threshold ionization

In atomic, molecular, and optical physics, above threshold ionization (ATI), is a multi-photon effect where an atom is ionized with more than the energetically required number of photons. It was first observed in 1979.

Above threshold ionization

In atomic, molecular, and optical physics, above threshold ionization (ATI), is a multi-photon effect where an atom is ionized with more than the energetically required number of photons. It was first observed in 1979.