A six-mode optical thermometry rooted from the distinct thermal behavior of SrLaLiTeO6: Mn4+, Eu3+ double perovskites and their potential application in wavelength detection

Developing accurate and reliable temperature sensors with better temperature sensitivity, high spatial, temporal, and temperature resolutions via cost-effective methods is a major concern in the scientific world. Optical thermometry has gained worldwide interest owing to its unique features compared to its conventional counterparts.