Review on the Preparation, Performance, and Applications of Advanced Materials in Wearable PPG Sensors 2

II. Performance of Advanced Materials:

1. Optical Properties: Advanced materials should exhibit high transparency and optical absorption performance to enhance the signal detection accuracy of sensors.diode

2. Mechanical Flexibility: The material should possess good flexibility to conform to the skin surface, ensuring comfort and stability during wear.diode

3. Conductive Performance: The material must possess excellent conductive properties to ensure the accuracy and stability of sensor signal acquisition.

III. Application of Advanced Materials in PPG Sensors:diode

1. For optical sensor modules: Advanced materials can be used to construct photoelectric sensor modules, aiding in the detection of light signals on the skin surface and converting them into physiological parameters.diode

2. For Sensor Encapsulation Materials: The material can also be used in the encapsulation layer of sensors to protect sensor components while ensuring wear resistance and waterproofing.diode

By designing reasonable advanced material preparation methods, optimizing their performance, and skillfully applying them in wearable PPG sensors, the sensitivity, stability, and comfort of the sensors can be effectively enhanced, thereby advancing the development of wearable health monitoring technology.diode