penning ionization in a sentence

1. The process presented in the above equation is called Penning ionization.
2. Associative Penning ionization can also occur:
3. Penning ionization occurs when the target molecule has an ionization potential lower than the internal energy of the excited-state atom or molecule.
4. Surface Penning ionization ( also known as Auger deexcitation ) refers to the interaction of the excited-state gas with a bulk surface S, resulting in the release of an electron according to
5. The Penning ionization electron energy does not depend on the conditions of the experiments or any other species since both E and IE are atomic or molecular constants of the energy of He and the ionization energy for the species.
6. It's difficult to find penning ionization in a sentence.