title: Mullite-type Ga4B2O9: structure and order-disorder phenomenon.
authors.affiliation: Beijing National Laboratory for Molecular Sciences, State Key Laboratory of Rare Earth Materials Chemistry and Applications, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, People's Republic of China.
authors.forename: Rihong
authors.initials: R
authors.lastname: Cong
authors.forename: Tao
authors.initials: T
authors.lastname: Yang
authors.forename: Kuo
authors.initials: K
authors.lastname: Li
authors.forename: Hongmei
authors.initials: H
authors.lastname: Li
authors.forename: Liping
authors.initials: L
authors.lastname: You
authors.forename: Fuhui
authors.initials: F
authors.lastname: Liao
authors.forename: Yingxia
authors.initials: Y
authors.lastname: Wang
authors.forename: Jianhua
authors.initials: J
authors.lastname: Lin