SEARCH Articles Figures Tables Activation of catalysts Activation of unit Active area Active surface area Area, units Areas of surfaces Catalyst active surface area Catalyst surface activity Catalyst surface area Catalyst unit Catalysts Catalytic activity Catalytic activity surface area Catalytic catalyst Catalytic surface area Catalytically Active Surface Area Per-unit Surface area activity Surface area of catalysts Surface area/weight Surface catalysts Surface catalytic activity Surface weight Surfaces catalytic Units of weight Weight units