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Article
On sensitive sets and regionally proximal sets of group actions
We introduce the concepts of S-sets and Q-sets for a flow (a group action on a compact metric space) and prove that a transitive flow is sensitive if and only if there exists an S-set with cardinality more than 2...
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Article
Electrospun PVDF Nanofibers Decorated with Graphene and Titania for Improved Visible Light Photocatalytic Methanation of CO2
The photoreduction of carbon dioxide (CO2) by a highly efficient Graphene@PVDF(polyvinylidene fluoride)@TiO2(titania) electrospinning film photocatalysis system was explored, achieving an innovative combination o...