C/Si Composite Anodes for Advanced Lithium Ion Batteries

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Irreversible Capacities areVariable, but Encouraging240C/Si nano220200Irreversible Capacity(%)18016044 um C/Si Carbons14012010032 36 38 43 44 45 Type 1 Type 2 Com 26 27 40SampleTDAR e s e a r c h
Power is Dependent onLoading Level of SiRf vs DOD7060Rf (o ohm)5040302020%40%40%20% (2)20% (2)0%10044 um Si0 20 40 60 80 100 120DOD (%)C/44 um SiTDAR e s e a r c h
Page 1 and 2: NASA Battery WorkshopHuntsville, AL
Page 3 and 4: TDA Research, Inc.www.tda.comWheat
Page 5 and 6: History of Commercial SuccessTDA’
Page 7 and 8: Engineered Pore-SizeOptimizes Perfo
Page 9 and 10: Silicon as an Anode• 4200 mAh/g c
Page 11 and 12: Si/C Composites+ xLi+-xLi +SiLi x S
Page 13 and 14: Synopsis of Work EffortThere were t
Page 15 and 16: Started with Control CarbonsFired a
Page 17 and 18: Process Conditions Changed toReduce
Page 19 and 20: Initial Si-nano Controls AlsoShowed
Page 21 and 22: Dispersion of NanoSi Resultedin The
Page 23 and 24: Carbon Stabilized Si CapacityCapaci
Page 25: Type 2 Carbon Has BetterCapacity Fa
Page 29 and 30: Cycle Life Will Be Focus ofFuture E
Page 31 and 32: Economic Analysis FavorsLarger Part
Page 33: Thanks to NASA JSC for FundingNASA

C/Si Composite Anodes for Advanced Lithium Ion Batteries

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