“We were amazed to find such a clear imprint of the different orbital parameters on the climate record,” added lead author Stephen Barker, a professor at Cardiff University, in the UK. “It is quite ...

where H is the electronic Hamiltonian. Evidently, NACs can be enhanced by (i) larger orbital overlaps, (ii) narrower energy separations, and (iii) faster nuclear velocities. A broad picture of the ...