Fig. 18

Different applications of TENG: a a sensor array for self-powered static and dynamic pressure detection and tactile imaging (Reproduced with permission from Ref. [118]); b a self-powered ammonia nanosensor developed from conducting polyaniline nanofibers (Reproduced with permission from Ref. [119]); c self-powered detection sensor and electrochemical degradation of phenol utilizing β-cyclodextrin enhanced triboelectrification (Reproduced with permission from Ref. [120]); d a self-powered endocardial pressure sensor implanted into a swine’s heart (Reproduced with permission from Ref. [121]); e a diagram of an in vivo self-powered prototype of a pacemaker from the breath of a living rat (Reproduced with permission from Ref. [122]); f a pulse sensor based on SETENG (Reproduced with permission from Ref. [123])