There is disclosed a process for producing a catalyst. Each of the receiving channels has a wide channel for receiving each of the paired wires, a pair of narrow channels for receiving a pair of untwisted wires of the each paired wire, and a branching channel for joining the wide and narrow channels. Foam may be disposed between the plates. The hole transport layer is disposed between the anode and the cathode. When a session sign-off event is initiated in the reverse proxy, HTTP \u201cSet-Cookie\u201d headers are sent back to the web browser to destroy the cookies that represent sessions with the one or more backend application. The first layer includes graphene, and the second layer is configured to undergo plasmonic resonance in response to receiving electromagnetic signalling.