Nickel is a metal in group VIII of the periodic ... The electronic configuration for the Ni atom is (Ar)(3d) 10 (4s) 2, and the atomic radius is 0.124 nm. At room temperature the crystal structure is ...

Nickel and nitrogen co-doped carbon (Ni ... allowed the team to map out the local atomic and electronic structure of the catalysts in unprecedented detail. This work illustrates the power of ...

Dipole toroidal modes are a unique set of excitations that are predicted to occur in various physical systems, ranging from atomic nuclei to metamaterials. What characterizes these excitations ...