%0 Journal Article %T How effective are reducing plasma afterglows at atmospheric pressure in removing sulphide layers: Application on tarnished silver, sterling silver and copper %A Schalm, Olivier %A Storme, Patrick %A Gambirasi, Arianna %A Favaro, Monica %A Patelli, Alessandro %J Surface and Interface Analysis %V 50 %N 1 %P 32-42 %@ 0142-2421 %D 2018-01-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve