An extraordinarily high neutron capture cross section has been discovered in a zirconium isotope.

[caraher]

1. One quick correction

Protons and neutrons, as spin-1/2 particles, certainly are not bosons, but are, like electrons, fermions. Pauli exclusion is a core principle of the nuclear shell model, for which J. Hans D. Jensen, Eugene Wigner, and Maria Goeppert-Mayer shared the 1963 Nobel Prize in Physics (marking the first time since Marie Curie and last time until this past year that a woman won a Nobel Prize in physics).