Table 1 Correlation between SPAN cathodes with different compositions and thickness and reversible chg./dischg. capacities

From: Ultra-lightweight rechargeable battery with enhanced gravimetric energy densities >750 Wh kg−1 in lithium–sulfur pouch cell

Composition of SPAN Cathode

SPAN Layer

Capacity (mAh g(SPAN)−1) [0.1C-rate, 30 °C]

SPAN:AB:SBR:CMC-Na (92.0/5.0/1.5/1.5, wt%)

thin

686

SPAN:AB:SBR:CMC-Na (92.0/5.0/1.5/1.5, wt%)

thick

685

SPAN:AB:SBR:CMC-Na (94.0/3.0/1.5/1.5, wt%)

thin

685

SPAN:AB:SBR:CMC-Na (96.0/1.0/1.5/1.5, wt%)

thin

651

SPAN:MWCNT:SBR:CMC-Na (97.4/1.0/0.7/0.9, wt%)

thin

674

SPAN:SWCNT:SBR:CMC-Na (97.4/1.0/0.7/0.9, wt%)

thin

685

SPAN:SWCNT:SBR:CMC-Na (97.7/0.7/0.7/0.9, wt%)

thin

686

SPAN:SWCNT:SBR:CMC-Na (98.0/0.4/0.7/0.9, wt%)

thin

685

SPAN:SWCNT:SBR:CMC-Na (98.0/0.4/0.7/0.9, wt%)

thick

673

SPAN:SWCNT:SBR:CMC-Na:CNF (98.0/0.4/0.7/0.7/0.2, wt%)

thick

685

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