Using microfibrillated cellulose fibers and hydrophobic associated polyacrylamide to fabricate grooved composite hydrogel for wearable sensor with ultrahigh sensitivity and broad working range

Key Points

• Ultrahigh sensitivity of the composite hydrogel enhances sensor performance, making it suitable for various applications.
• The combination of microfibrillated cellulose fibers and hydrophobic polyacrylamide increases the hydrogel's effectiveness significantly.
• Manufacturing method involves fabricating a grooved structure to improve sensitivity and functionality in wearable technology.
• The broad working range indicates versatility in sensor application, paving the way for advancements in wearable health monitoring.