here I wrote the latest insights about how the Petros Zografos TerraHz electrolysis unit fuelcell , that uses
gunn diodes to rectify its TerraHz oscillations output to chopped DC conversion process works:
Here is the basic concept how the Zografos invention works..
It is really genuine ! Well done Mr. Zografos !
Have a look at this video from min 33:48 on: