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Encapsulating Sn Nanoparticles in Amorphous Carbon Nanotubes for Enhanced Lithium Storage Properties

Encapsulating Sn Nanoparticles in Amorphous Carbon Nanotubes for Enhanced Lithium Storage Properties CommuniCtion www.advenergymat.de www.MaterialsViews.com Encapsulating Sn Nanoparticles in Amorphous Carbon Nanotubes for Enhanced Lithium Storage Properties Xiaosi Zhou, Le Yu, Xin-Yao Yu, and Xiong Wen (David) Lou* −1 Lithium-ion batteries (LIBs) have received growing interest reversible capacity as high as 648 mA h g after 140 cycles at −1 [23] in the areas of electrochemical energy storage including port- a current density of 0.1 A g . Wang co-worker demonstrated able electronic devices, electric vehicles, and grid-scale energy that Sn nanoparticles (≈10 nm) evenly dispersed in a spherical storage systems in view of their high energy density and conductive carbon framework could retain a reversible capacity [1–3] −1 −1 [24] long lifespan. However, the dominant commercially used of 710 mA h g after 130 cycles at 0.2 A g . More recently, anode material, graphite, has a low theoretical capacity of ultrafine Sn nanoparticles (≈5 nm) embedded in nitrogen- −1 [4–6] 372 mA h g . To satisfy the increasing needs for renew- doped porous carbon matrix has been fabricated by carbon- able energy utilization, tremendous efforts have been devoted izing a divalent Sn complex, exhibiting a specific capacity of −1 −1 [27] to developing novel anode materials with high http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Advanced Energy Materials Wiley

Encapsulating Sn Nanoparticles in Amorphous Carbon Nanotubes for Enhanced Lithium Storage Properties

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References (40)

Publisher
Wiley
Copyright
Copyright © 2016 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim
ISSN
1614-6832
eISSN
1614-6840
DOI
10.1002/aenm.201601177
Publisher site
See Article on Publisher Site

Abstract

CommuniCtion www.advenergymat.de www.MaterialsViews.com Encapsulating Sn Nanoparticles in Amorphous Carbon Nanotubes for Enhanced Lithium Storage Properties Xiaosi Zhou, Le Yu, Xin-Yao Yu, and Xiong Wen (David) Lou* −1 Lithium-ion batteries (LIBs) have received growing interest reversible capacity as high as 648 mA h g after 140 cycles at −1 [23] in the areas of electrochemical energy storage including port- a current density of 0.1 A g . Wang co-worker demonstrated able electronic devices, electric vehicles, and grid-scale energy that Sn nanoparticles (≈10 nm) evenly dispersed in a spherical storage systems in view of their high energy density and conductive carbon framework could retain a reversible capacity [1–3] −1 −1 [24] long lifespan. However, the dominant commercially used of 710 mA h g after 130 cycles at 0.2 A g . More recently, anode material, graphite, has a low theoretical capacity of ultrafine Sn nanoparticles (≈5 nm) embedded in nitrogen- −1 [4–6] 372 mA h g . To satisfy the increasing needs for renew- doped porous carbon matrix has been fabricated by carbon- able energy utilization, tremendous efforts have been devoted izing a divalent Sn complex, exhibiting a specific capacity of −1 −1 [27] to developing novel anode materials with high

Journal

Advanced Energy MaterialsWiley

Published: Nov 1, 2016

Keywords: ; ;

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