Most porous conductive frameworks are highly anisotropic in their structures thus leading to anisotropic charge transport.Here we report a supramolecular self-assembly which is constructed by intermolecular hydrogen b...Most porous conductive frameworks are highly anisotropic in their structures thus leading to anisotropic charge transport.Here we report a supramolecular self-assembly which is constructed by intermolecular hydrogen bonding andπ···πinteractions.This material features a chiral,porous,cubic framework structure withπ-stacked helical columns along all of the three Cartesian coordinates.As a result,isotropic charge transport with an electrical conductivity(σ)of 2.1×10^(–7)S/cm is achieved.By achieving isotropic charge transport in aπ-stacked supramolecular assembly,these results provide a new type of isotropic conductive framework materials alternative to conductive metal-organic frameworks(MOFs).展开更多
基金supported by the National Natural Science Foundation of China(Nos.21871262 and 21901242)the Natural Science Foundation of Fujian Province(No.2020J05080)+3 种基金the Natural Science Foundation of Xiamen(No.3502Z20206080)Fujian Science&Technology Innovation Laboratory for Optoelectronic Information of China(No.2021ZR110)the Recruitment Program of Global Youth ExpertsYouth Innovation Promotion Association CAS(No.2021302)。
文摘Most porous conductive frameworks are highly anisotropic in their structures thus leading to anisotropic charge transport.Here we report a supramolecular self-assembly which is constructed by intermolecular hydrogen bonding andπ···πinteractions.This material features a chiral,porous,cubic framework structure withπ-stacked helical columns along all of the three Cartesian coordinates.As a result,isotropic charge transport with an electrical conductivity(σ)of 2.1×10^(–7)S/cm is achieved.By achieving isotropic charge transport in aπ-stacked supramolecular assembly,these results provide a new type of isotropic conductive framework materials alternative to conductive metal-organic frameworks(MOFs).
