journal article Sep 04, 2019

Separated Tellurium Nanoparticles Confined in Hollow Polypyrrole for High Performance Li‐Te Cathode

ChemistrySelect Vol. 4 No. 33 pp. 9737-9742 · Wiley
View at Publisher Save 10.1002/slct.201902107
Abstract
Abstract

An innovative method for the fabrication of separated tellurium nanoparticles inside the hollow polypyrrole (PPy) has been developed. The polypyrrole effectively confines the Te nanoparticles through C−Te and C−Te‐N bonds and improves the conductivity and structural integrity. The unique Te/PPy architecture is proved to achieve good reversible specific capacity of 178.2 mAh g
−1
(1112 mAh cm
−3
) at 100 mA g
−1
and high rate capacity (98.4 mAh g
−1
at the current density of 1600 mA g
−1
) when evaluated as cathode for Li−Te batteries.
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