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Facile Micro Templating LiFePO 4 Electrodes for High Performance Li‐Ion Batteries
Author(s) -
Singh Deepak P.,
Mulder Fokko M.,
Abdelkader Amr M.,
Wagemaker Marnix
Publication year - 2013
Publication title -
advanced energy materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.08
H-Index - 220
eISSN - 1614-6840
pISSN - 1614-6832
DOI - 10.1002/aenm.201200704
Subject(s) - materials science , electrode , template , ion , ionic bonding , ionic conductivity , nanotechnology , conductivity , carbon fibers , lithium (medication) , salt (chemistry) , chemical engineering , electrolyte , composite material , composite number , chemistry , organic chemistry , engineering , medicine , endocrinology
The conflicting demands on Li‐ion electrodes, combining high ionic conductivity with high electrode density, are achieved by hydrogen carbonate salt templates creating 3D highly interconnected ionic pathways. Demonstrated for carbon coated LiFePO 4 , this exceptionally simple and cheap templating method results in electrodes with excellent high rate capacity retention, combined with very high electrode densities reaching ∼2 g cm −3 .