Sustainable thermoelectric conversion of ionic hydrogels with enhanced thermopower and mechanical property towards efficiently monitoring the temperature and humidity of plant soils

2026-08-12

PRE

Lu Luo

Kailin Wen

Jiacheng Zhang

Pengcheng Lin *

Ying Chen

DOI：10.1016/j.jpowsour.2026.241175

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• An ion hopping transport mechanism enhances the thermoelectric performance. • The stress and thermopower are as high as 28.2 kPa and 12.94 mV K−1. • Ionic thermoelectric conversion enables the soil temperature and humidity sensing.

Sustainable thermoelectric conversion of ionic hydrogels with enhanced thermopower and mechanical property towards efficiently monitoring the temperature and humidity of plant soils

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