Tailored magnetic transitions and magnetocaloric properties towards room temperature in La0.67-xBixSr0.33MnO3 (x=0.05-0.25) manganites

Key Points

• Enhanced magnetocaloric properties were observed in Bi-doped manganites, with potential for room temperature applications.
• X-ray diffraction demonstrated a mixed-phase structure in La0.67-xBixSr0.33MnO3 manganites with varying Bi concentrations.
• The conventional solid-state method was utilized to synthesize the manganites across a range of Bi doping levels.
• This analysis highlights the promising potential of Bi-doped manganites in technological applications for cooling solutions.