“…1) The applications in smart robots include crawling robots, [ 31 , 97 , 202 , 210 , 232 , 233 , 234 , 235 , 236 ] swimming robots, [ 237 , 238 , 239 ] smart grippers, [ 125 , 201 , 212 , 240 , 241 , 242 ] smart wearable systems. [ 27 , 52 , 168 , 243 ] 2) The applications in miniaturized systems include micro actuators, [ 166 , 197 , 244 , 245 , 246 , 247 , 248 , 249 ] soft pumps, [ 250 , 251 , 252 ] artificial muscles, [ 204 , 208 , 253 , 254 , 255 ] microfluidics, [ 28 , 99 , 256 ] superâhydrophobic surfaces, [ 257 ] smart sensors and electronic components, [ 10 , 53 , ...…”