TY - JOUR AU - Karim jabber jaber, Narjes AU - Moarrefi romeileh, Mohammad AU - ghazkoob, Nasrin TI - Synthesis of NiO and NiFe2O4 nanoparticles by ultrasonic method and investigation of microhardness of polymer composites made with these nanoparticles and epoxy resin JO - Journal of Chemical Reactivity and Synthesis VL - 12 IS - 4 SP - 280 EP - 294 PY - 2022 DO - ER -