brass capacitive touch screen stylus questions

hello everybody i recently purchased a samsung galaxy 2 tablet and tried to make a brass stylus for it only to find it would not work any ideas why?

thank you,

caitlinsdad4 years ago
I think brass tarnishes/oxidizes quite easily. You might want to check with a voltmeter or something but there may be a protective lacquer layer to keep it bright or it oxidized just enough making it nonconductive.