Vacuum annealing temperature on spray In2S3 layers Nourredine Bouguila, Abdelmajid Timoumi and Hassen Bouzouita Eur. Phys. J. Appl. Phys., 65 2 (2014) 20304 Published online: 14 February 2014 DOI: 10.1051/epjap/2014130341