Water-Soluble GeO 2 -Transferred Ultrathin PI/MnCo 2 O 4 /Ta 2 O 5 Heterostructures for High-Sensitivity Flexible Temperature Sensors with Extreme Stability

value remains stable at 3650-3750 K, confirming excellent compositional reliability. Demonstrations in robotic e-skin and real-time respiratory monitoring highlight its potential for next-generation wearable technologies. This work provides a scalable strategy for high-performance flexible sensors in extreme environments.