The present invention provides a cutting tool in which the hard coating layer demonstrates superior chipping resistance. The auto configuring runway lighting system comprises a plurality of lighting apparatus. The electrode active material has the overall composition: SiaMbPc; in which 0<a<1, 0\u2266b<1, 0<c<1, and a+b+c=1; and M is selected from the group consisting of Mn, Co, Ni, Sn, Fe, and mixtures thereof.