Electroless-hydrothermal construction of nickel bridged nickel sulfide@mesoporous carbon nitride hybrids for highly efficient noble metal-free photocatalytic H2 production

Lu Zhang, Yuanyuan Cui, Fengli Yang, Quan Zhang, Juhua Zhang, Mengting Cao, Wei-Lin Dai

Table 2 Absorption edges and band gap energies of NiS/m-CN samples with different NiS loading quantity.

Samples Absorption edge (nm) Band gap energy (eV) m-CN 461 2.69 5% NiS/m-CN 451 2.75 7.5% NiS/m-CN 444 2.79 10% NiS/m-CN 453 2.74 12.5% NiS/m-CN 457 2.71