稀土发光纳米材料温度监测应用研究进展

Research Progress in Temperature Monitoring Applications of Rare Earth Luminescent Materials

温度监测在调控生物体内生理过程和研究纳米尺度的微观热效应中扮演重要角色。光学纳米温度探针灵敏度高、空间分辨率高,稀土发光测温作为一种非侵入性的温度监测方式已经引起广泛的关注。稀土发光材料具有超高的光稳定性和可调节的多波段发射的优点,是一种极具潜力的光学纳米探针。本文概述了用于体内温度监测的稀土纳米复合材料的最新研究进展,构建近红外第二或第三光学窗口发射的镧系发光纳米温度探针,提高了成像分辨率以及在生物组织中的穿透深度,拓宽了其在体内潜在的生物应用。

Temperature monitoring plays an important role in regulating physiological processes in living organisms and in studying microscopic thermal effects at the nanoscale.Optical nanometer temperature probe has the extraordinary properties of high sensitivity,high spatial resolution,and rare earth luminescence temperature measurement as a non-invasive temperature monitoring method has attracted widespread attention.Rare earth luminescent materials,with the advantages of ultra-high light stability and adjustable multi-band emission,are a kind of optical nanoprobe with great potential.This paper provides an overview of the latest research advances in rare earth nanocomposites for in vivo temperature monitoring,constructs lanthanide-based luminescent nanotemperature probes emitted by the second or third optical window of the near infrared,improves imaging resolution and penetration depth in biological tissues,and broadens their potential biological applications in vivo.