Synthesis of CuInS2 nanometric powder by reaction in molten KSCN

Mohamed Benchikhi (1, 2) , Rachida El Ouatib (1) , Sophie Guillemet-Fritsch (2) , Jean-Yves Chane-Ching (2) , Jean-Jacques Demai (2) , Lahcen Er-Rakho (1) , Bernard Durand (2)

1 UH2MC - Université Hassan II [Casablanca]
2 CIRIMAT - Centre interuniversitaire de recherche et d'ingenierie des matériaux

CuInS2 was synthesized, with a yield of 70% by reaction in molten KSCN at 400 °C of CuCl2 and InCl3 with a ratio KSCN/Cu=15. The homogeneous powder obtained is constituted of nano-sized grains (70–100 nm), with a specific surface area of 6 m2/g and a band gap Eg of 1.5 eV.

Mots clés: Chalcogenide; Semiconductor; Molten salt; Nanoparticles

Domaines: Matériaux

Mohamed Benchikhi, Rachida El Ouatib, Sophie Guillemet-Fritsch, Jean-Yves Chane-Ching, Jean-Jacques Demai, et al.. Synthesis of CuInS2 nanometric powder by reaction in molten KSCN. Materials Letters, 2014, vol. 136, pp. 431-434. ⟨10.1016/j.matlet.2014.08.101⟩. ⟨hal-01169233⟩