寿命寿命硅负采材料Silicon anode with life cycle lifeProf. Xinping QiuDepartment of Chemistry, Tsinghua UniversityBeijing, 100084, China12/2/2022Difficulties for silicon anode applicationLarge volume exchange lead to structural failure of electrodeRelative low conductivity and rate performanceElectron numberEnergy densityMolecular massSi: 4200 m Ah/g2Multielectronreactionmaterials12/2/2022J.R.Dahn,Electrochem.Solid-StateLett.,2001,4,A137.J.R.Dahn,J.Electrochem.Soc.2003,150,A1457.3ColossalvolumechangeChang