Two additive-induced isomeric aluminoborates templated by methylamine

Gao Juan Cao, Jian Lin, Jin Yun Wang, Shou Tian Zheng, Wei Hui Fang, Guo Yu Yang*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

47 Citations (Scopus)

Abstract

Two additive-induced isomeric aluminoborates, (CH3NH 3)2(H2O)2[Al(B5O 10)] (1) and (CH3NH3)(H2O)[Al(B 5O10)] (2), have been obtained by using small methylamine molecules as structure directing agents (SDA) under solvothermal conditions and characterized by elemental analysis, IR, TGA, powder X-ray diffraction, single-crystal X-ray diffraction, NLO determination, UV-vis spectral investigation, electronic structure calculation and ion exchange. Different arrangements of B5O10 units and AlO4 tetrahedra results in two different structures with two pairs of helical channels along [100] and [010] directions, respectively. Interestingly, the two frameworks with noncentrosymmetric and chiral space groups separately exhibit the same diamond topologies and display good second harmonic generation efficiencies of about 2.0 times the value of KDP.

Original languageEnglish
Pages (from-to)8631-8636
Number of pages6
JournalDalton Transactions
Volume39
Issue number37
DOIs
Publication statusPublished - 7 Oct 2010

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