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(a) Schematic diagram of anti-theft alarm carpet. (b) Lighting up 200 LEDs under different light environments. (c) A commercial capacitor’s charging/discharging curves connected with CSCY-TENG to power a commercial calculator intermittently. (d) The photographs of a commercial electrical calculator powered by CSCY-TENG. Reprinted with permission from [160]. Copyright 2023 Elsevier Ltd.
