Controllable phase evolution of La-doped mullite fibers for enhancing thermal stability and insulation ability

Key Points

• Enhanced thermal stability noted in La-doped mullite fibers, indicating significant improvement in high-temperature applications.
• Key measure shows a remarkable improvement of 25% in thermal insulation over standard fibers.
• Analysis of phase evolution in La-doped fibers demonstrates a controlled modification of thermal properties.
• Highlights the potential for La-doped mullite fibers to transform insulation materials in aerospace and construction.