3 papers
physics.app-ph2017
Strategy to Nonlinearly Deplete Irreversible Li Consumption in Si-rich Li-Ion Batteries
K. Ogata, K. Takei, S. Saito +5
Despite recent significant developments of Si composites, use of silicon with significance in the anodes for Li-ion batteries is still limited. In fact, nominal energy density is t…
cond-mat.mtrl-sci2017
Spontaneous and mass-conserved formation of continuous Si frameworks
K. Ogata, D. -S. Ko, C. Jung +18
Controlled formation of porous silicon has been of primary importance for numerous landmark applications such as light emitting sources, sensors, actuators, drug delivery systems,…
cond-mat.mtrl-sci2017
Revealing evolving affinity between Coulombic reversibility and hysteretic Li-Si phase transformations
Ken Ogata, Seongho Jeon, Dong-Su Ko +17
Nano-structured silicon anodes are attractive alternatives to graphite in Li-ion batteries. Despite recent remarkable progresses in numerous Si-C composites, the commercialisation…