Structural and electrical resistivity study of Mn-doped LaFe1-xMnxO3 (x ≤ 0.5) crystals Arfat Firdous and M.M. Ahmad Etching, micro hardness and laser damage threshold studies of a nonlinear optical material L-valine M. Anbuchezhiyan, S. Ponnusamy, C. Muthamizhchelvan, C.C. Kanakam, S.P. Singh, P.K. Pal and P.K. Datta Effect of nanostructured morphologies of SnO2 on field emission properties L.J..