SIR PLEASE TELL ME HOW TO MAKE A 2 PROBE SYSTEM USING DIFFERENT ELECTRODES... ALSO SIR WHEN I TRIED TO MAKE IT OUT.. IT USES THE PART OF GNR ONLY TO MAKE THE ELECTRODES AND AFTER THAT WHEN I SET UP THE CALCULATION.. THERE IS NO OPTION TO APPLY THE VOLTAGE ON GATE.. WHICH I WANT TO UTILISE.. THERE IS ONLY THE OPTION OF GIVING VOLTAGE TO LEFT AND RIGHT ELECTRODE.. PLS HELP ME