Fig. 3: Density of states of Co8+Kr.
From: Direct probing of low-energy intra d-band transitions in gas-phase cobalt clusters

a DOS of Co8+Kr, with projections of the states on atomic Kr and Co orbitals. For Co, a distinction is made between s, p and d contributions. b Zoom-in around HOMO, depicting the MOs involved in the electronic transitions marked in Fig. 2d.