The willingness of the 4f orbitals of lanthanide metals to participate in chemical reactions is as rare as their presence in ...

Four-membered nitrogen heterocycles ... Electrons that surround the nucleus of an atom exist in orbitals, and quantum ...

The study focuses on atomically dispersed transition metal-nitrogen-carbon catalysts—materials ... filled d z 2 orbital on the central metal atom—is a key factor for high catalytic activity.