Method and system for optical detection using a biomimetic electrochemical eye

A method, comprising:

• receiving, by a computing device, a plurality of currents from a plurality of nanowires (NWs) of a biomimetic electrochemical eye (EC-EYE), wherein the EC-EYE comprises the plurality of NWs, an ionic liquid device, and a connection device, wherein the ionic liquid device comprises ionic liquid that serves as an electrolyte to the plurality of NWs, wherein the plurality of NWs are configured to generate a plurality of currents based on a detected light intensity, and wherein the connection device is operatively coupled to the NW device and configured to provide the plurality of currents associated with the plurality of NWs to the computing device;
• determining, by the computing device, a plurality of pixel characteristics associated with a plurality of pixels based on the plurality of currents from the NWs;
• generating, by the computing device, an image comprising the plurality of pixels based on the plurality of pixel characteristics;
• and
• causing, by the computing device, display of the image on a display device.

A biomimetic electrochemical eye (EC-EYE), comprising:

• a nanowire (NW) device that comprises a plurality of perovskite NWs, wherein each of the plurality of perovskite NWs is configured to generate a current based on a detected light intensity, and wherein the plurality of perovskite NWs are grown on the NW device using a vapor-phase process, wherein the NW device is hemispherical and the EC-EYE is spherical;
• a plurality of liquid metal (LM) nerve fibers operatively coupled to the NW device, wherein the plurality of LM nerve fibers are configured to provide a plurality of currents associated with the plurality of perovskite NWs to a computing device, wherein each of the LM nerve fibers is electrically connected to a subset of the plurality of perovskite NWs;
• and
• a polydimethylsiloxane (PDMS) eye socket with a hole array for the plurality of LM nerve fibers, wherein the PDMS nerve socket is fabricated using a 3-dimensional (3-D) printer, wherein the plurality of LM nerve fibers are injected into tubes using LM patterning and inserted into holes of the hole array.