nmr - egvi … · 2+ e-systems cost & sustainability na+ long term goal: all-solid-state...
TRANSCRIPT
NMR
solid electrolytes,cathode andanode materials
Li-ion
sAC/DC
CV, …Na-ion
new
materials
solid-state synth.anodic etchingmechnosynth., etc.
Li-air
F-ionceramics,
nanocrystallinesolids
research topics of the group / objectivessolid & liquid electrolytes (Li transport), anode materials, …
Conversionalloying
selected results of our research
(a) fast Li ion transport in solids
(NMR, conductivity)
(b) Li-air batteries
Li-O2 batteries
Cycle stability(Li+ & e- conductor)
Science (2012)JACS (2012)
Nature Materials (2013)
Rate & Efficiency
Nature Chemistry (2013)
Angew. Chem. (2011, 2012)JACS (2011, 2012)
Nature Chemistry (2013)J. Phys. Chem. C (2014)
Mechanisticunderstanding &
Electrolytes
RamanNMR
FTIRSEM/TEM
DEMSEPR
MS
Collab. P. Bruce(St Andrews)
Research needs
Performance
2+ e- systems
Cost & Sustainability
Na+
Long term goal:All-solid-state
batteries
Earth abundantelements
Better electrolytesliquid & solid
High voltage
_
+
Alloying, conversion, organic
Li-S, Li-O2, insertion
Ecoefficient synthesis
RecyclabilityOrganic electrodes
Common key requirements
Electronic wiring
Thank you!