SEARCH Articles Figures Tables Schemmiic represent-ion uf ihe stnic-Ifcre of ur Al Oi HI pailem of occu-p-incy hs Al i of ihe ocuhedral siies belweei hep la K.Ts of oxide ion IC and Ihi slacking lequeiKe of surx exuve plaaes of AI ilams Mewed in Ihe dinee-liiM mI ihe r.miw m l.ii [Publishers Imprint] [Publishers Imprint]