Syntheses, structures and luminescence properties of lanthanide coordination polymers with helical character

A series of lanthanide coordination polymers, (Him) n [ Ln(ip) 2(H 2O)] n [Ln=La( 1), Pr( 2), Nd( 3) and Dy( 4), H 2ip=isophthalic acid, im=imidazole] and [Y 2(ip) 3(H 2O) 2] n · nH 2O (5), have been synthesized and characterized by elemental analyses, infrared (IR), ultraviolet-visible-near infrare...

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