In this article, two Ba(II) metal-organic frameworks(MOFs), {[Ba(BPS)(H2O)2]'H2O}n(1) and [Ba(BPS)(H2O)R]n(2)(H2BPS=4,4'-bibenzoic acid-2,2'-sulfone), were synthesized and characterized. X-Ray cry...In this article, two Ba(II) metal-organic frameworks(MOFs), {[Ba(BPS)(H2O)2]'H2O}n(1) and [Ba(BPS)(H2O)R]n(2)(H2BPS=4,4'-bibenzoic acid-2,2'-sulfone), were synthesized and characterized. X-Ray crystal structural analyses reveal that compounds 1 and 2 have different structures, which is probably related to different coordination modes of ligand in compounds 1 and 2. It is remarkable that compounds 1 and 2 both show excellent thermal stability. The solid-state emission spectra reveal that compounds 1 and 2 both present strong luminescence emission bands at room temperature.展开更多
基金Supported by the National Natural Science Foundation of China(Nos.21771111, 21601092, 21371104), the "111" Project of China(NoB 12015) and the Tianjin Natural Science Foundation, China(Nos. 15JCZDJC 38800, 16JCZDJC36900).
文摘In this article, two Ba(II) metal-organic frameworks(MOFs), {[Ba(BPS)(H2O)2]'H2O}n(1) and [Ba(BPS)(H2O)R]n(2)(H2BPS=4,4'-bibenzoic acid-2,2'-sulfone), were synthesized and characterized. X-Ray crystal structural analyses reveal that compounds 1 and 2 have different structures, which is probably related to different coordination modes of ligand in compounds 1 and 2. It is remarkable that compounds 1 and 2 both show excellent thermal stability. The solid-state emission spectra reveal that compounds 1 and 2 both present strong luminescence emission bands at room temperature.