Fig. 5: Self-protective performance of polymer ionic diodes (PIDs).

a electromagnetic interference shielding effectiveness (EMI SE) values and b power coefficients of SBPP-3. c EMI SE values of polypyrrole (PPy), porous polypyrrole (PPPy), polyanions, and PIDs with carbon fabric (CF). Data are presented as mean values ± SD (n = 201). d Power coefficients of PIDs. Data are presented as mean values ± SD (n = 201). EMI SE values of PIDs with e PPy and f PPPy. Data are presented as mean values ± SD (n = 201). RCS data of g SPP, h SFPP, and i SBPP. Power flow in the j x-y, k x-z, and l y-z planes of SBPP-3 film.