3 papers
physics.chem-ph2026
Physics-based modeling of cyclic and calendar aging of LIBs with Si-Gr composite anodes
Micha C. J. Philipp, Lukas Köbbing, Alexander Karger +3
Higher energy density and longer lifetime are the requirements for next-generation lithium-ion batteries. A promising anode material is silicon, which offers high specific capacity…
physics.app-ph2024
Elliptical Silicon Nanowire Covered by the SEI in a 2D Chemo-Mechanical Simulation
Raphael Schoof, Lukas Köbbing, Arnulf Latz +2
Understanding the mechanical interplay between silicon anodes and their surrounding solid-electrolyte interphase (SEI) is essential to improve the next generation of lithium-ion ba…
cond-mat.mtrl-sci2024
Slow Voltage Relaxation of Silicon Nanoparticles with a Chemo-Mechanical Core-Shell Model
Lukas Köbbing, Yannick Kuhn, Birger Horstmann
Silicon presents itself as a high-capacity anode material for lithium-ion batteries with a promising future. The high ability for lithiation comes along with massive volume changes…