Magnetic Properties of Semi-Hard Spinel Ferrite Nanoparticles Synthesized by Hydrothermal Method
"Explore the magnetic properties of Ni0.5Co0.5Fe2O4 nanoparticles through hydrothermal synthesis, including XRD analysis, SEM images, and magnetic measurements. Discover potential applications in materials science. Presented by LAMOURI RACHIDA at Yeungnam University Fall Meeting 2021."
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Magnetic properties of semi-hard spinel ferrite nanoparticles synthesized by hydrothermal method Presented by Presented by LAMOURI RACHIDA LAMOURI RACHIDA Department of physics, Department of physics, Yeungnam Yeungnam University rlamouri@yu.ac.kr rlamouri@yu.ac.kr University Fall Meeting 2021 Fall Meeting 2021 - - Daegu Daegu- -Gyeongbuk GyeongbukBranch of the Korean Society of Physics Branch of the Korean Society of Physics
Ni0.5Co0.5Fe2O4nanoparticles CONCLUSION INTRODUCTION Permanent magnets Permanent magnets Semi Semi- -Hard magnets magnets Hard Hard magnets Hard magnets Our Aim Synthesis and characterization of Co0.5Ni0.5Fe2O4nanoparticles as a semi-hard magnets by using the hydrothermal method Fred AnzleyAnnet (1921) Electrical Machinery: A practical study course on installation, operation, and maintenance, 1st Ed., McGraw-Hill, New York, p.11, fig.3
Ni0.5Co0.5Fe2O4nanoparticles CONCLUSION INTRODUCTION Synthesis processes X-Ray Diffraction (XRD) (311) All peaks correspond to the spinel structure, with space group Fd-3m (JPCDS N 00-022-1086). (440) Intensity (a.u.) (511) Bragg's Law Debye-Scherrer formula (400) (220) (533) (422) (222) V ( 3) a ( ) D (nm) 8.335 579.051 18.32 20 30 40 50 60 70 80 2Theta ( )
Ni0.5Co0.5Fe2O4nanoparticles CONCLUSION INTRODUCTION Scanning Electron Microscopy (SEM) Magnetic measurement 80 60 Magnetization (emu/g) 40 20 0 -20 -40 -60 -80 -50 -40 -30 Applied magnetic field (KOe) -20 -10 0 10 20 30 40 50 The synthesized particles are mostly between 50nm and 15nm. Ms (emu/g) Hc (Oe) 68.41 843.32
Ni0.5Co0.5Fe2O4nanoparticles CONCLUSION INTRODUCTION The never ending question in Materials science APPLICATIONS PROPERTIES
Ni0.5Co0.5Fe2O4nanoparticles CONCLUSION INTRODUCTION Thank you
