SEARCH Articles Figures Tables Alumina-silica catalyst surface group density Functional groups, silica surfaces Hydroxyl Groups in Silica Mesoporous silicas groups Pyrogenic silica, surface groups Silanol group replacement silica Silanol groups fused silica capillary tubes Silanol groups on silica Silanol groups on silica gel Silica aminopropyl groups Silica chemical groups Silica crystalline, surface groups Silica gels surface silanol group, chemical Silica groups, deactivation Silica hydroxyl group Silica polar groups Silica silanol group, types Silica silanol groups Silica siloxane groups Silica supported functional group Silica surface groups Silica surface hydroxyl groups Silica unreacted silanol groups Silica with Bonded Polar Functional Groups Silica, surface OH groups Silica-alumina hydroxyl groups Silica-alumina, surface groups Surface Chemistry of Silicas The Silanol Groups Surface Groups on Silica Surface hydroxyl groups on silica Untreated silica, surface hydroxyl groups