Author links open overlay panelNaoki Nitta 1 3, Feixiang Wu 1 2 3, Jung Tae Lee 1 3,https://doi.org/10.1016/j.mattod.2014.10.040Get rights. Li-ion batteries have an unmatchable combination of high energy and power density, making it the. Intercalation cathode materialsAn intercalation cathode is a solid host network, which can store guest ions. The guest ions can be inserted into and be removed from th. Anode materials are necessary in Li-ion batteries because Li metal forms dendrites which can cause short circuiting, start a thermal run-away reaction on the cathode, and cause the ba. The Li-ion battery has clear fundamental advantages and decades of research which have developed it into the high energy density, high cycle life, high efficiency battery that it is t. The authors gratefully acknowledge support from Energy Efficiency & Resources program of the Korea Institute of Energy Technology Evaluation and Planning (KETEP) funded.