Electronic sensor the size of a single molecule a potential game-changer

https://phys.org/news/2023-10-electronic-sensor-size-molecule-potential.html

"first time reactions between isomers have been used to develop piezoresistors... more efficient... 500kX smaller than width of human hair... electrically detect shape change of reacting molecule, back and forth, at about once every ms... detect biomolecules like proteins and enzymes for detecting diseases, piezoresistor vibration detection in automobiles, smart phones for counting steps, airbag deployment, medical implantable pressure sensors, aviation and space travel"

Related: 'Impossible' millimeter wave sensor has wide potential

https://techxplore.com/news/2023-10-impossible-millimeter-sensor-wide-potential.html