Figure 10. (A,B) Cycle stability of FEC:DEC and FEC:TFEC
electrolytes with different external pressure upto 2205 kPa and SEM
image of plated Li metal with different electrolytes and pressure after
50 cycles. Reproduced with permission.[56]Copyright 2019, The Electrochemical Society. (C,D,E,F) Influence of
asymmetric fast charge/slow discharge and slow charge/fast discharge on
cycle stability, capacity throughput over life time of cells with
different current protocols, theoretical thickness of Li reservoir
formed in anode by controlling depth of discharge and normalized
capacity throughput with different DOD. Reproduced with
permission.[120] Copyright 2021, The
Electrochemical Society. (G,H) Cycle stability of
LiDFOB/LiBF4 electrolytes with different temperature
(20, 30, and 40 oC) and outstanding cyclability of
concentrated dual salt electrolyte (1.8 M LiDFOB 0.4 M
LiBF4 FEC/DEC (1:2, v/v)) under pressurized condition.
Reproduced with permission.[55] Copyright 2019,
The Electrochemical Society.
Table 1. Coulombic efficiencies for 80 % retention of initial
capacity. Reproduced with permission.[44]Copyright 2016, Wiley-VCH