id	keyword
brj-23122	carbon
brj-23122	lignin
brj-23122	et al
brj-23122	batteries
brj-23122	materials
brj-23122	carbon materials
brj-23122	ion
brj-23122	doi
brj-23122	ion batteries
brj-23122	lithium
brj-23122	high
brj-23122	lignin carbon
brj-23122	capacity
brj-23122	performance
brj-23122	mah
brj-23122	li et
brj-23122	sodium
brj-23122	article