Influence of NiFe2O4 nanoparticles on critical current density and pinning forces in Bi-2223 superconductors: Insights from XPS analysis

Key Points

• Enhanced critical current density observed with specific ni-fe2o4 nanoparticles, indicating greater performance efficacy for superconductors.
• Critical current density improved by 30% with the introduction of ni-fe2o4 nanoparticles in bi-2223 materials.
• Assessment using X-ray photoelectron spectroscopy (XPS) reveals significant insights into the interaction of nanoparticles with superconductors.
• Findings highlight potential for ni-fe2o4 integration in superconducting applications, although further exploration is needed.