List of Articles NiFe2O4 Nano Particles Open Access Article Abstract Page Full-Text 1 - Effect of Various Heat Treatment Conditions on Nickel Ferrite Nanoparticles and Investigating its Sensitivity to Formaldehyde Gholam Reza Aboutalebi Hamid Reza Ebrahimi Hosein Emami saeed Daneshmand Gholam Reza Amiri