1 23 Journal of Materials Science: Materials in Electronics ISSN 0957-4522 Volume 23 Number 10 J Mater Sci: Mater Electron (2012) 23:1844-1850 DOI 10.1007/s10854-012-0672-2 Mechanochemical synthesis and characterization of nanocrystalline BiSe, Bi 2 Se 3 semiconductors Marcela Achimovičová, Francisco Jose Gotor, Concepcion Real & Nina Daneu