Gellan gum-based ionic conductive hydrogel with self-healing capability, piezoionicity and ionic thermoelectricity as flexible sensors

Key Points

• This research aims to develop a gellan gum-based hydrogel with enhanced ionic conductivity, self-healing, and thermoelectric properties for flexible sensors.
• Developed a hydrogel using gellan gum with ionic additives
• Tested mechanical properties and conductivity
• Evaluated self-healing capabilities under stress
• Assessed thermoelectric performance
• The hydrogel demonstrates enhanced mechanical strength and flexibility
• Exhibits high ionic conductivity suitable for sensors
• Shows effective self-healing after damage
• Demonstrates piezoionic response and thermoelectric effects