Piezoelectric Energy Harvesting Nanofibers - Hierarchical Nanostructures for Energy Devices - page 147

Table 7.1 Fabrication parameters of PVDF-based nanofibers.

Typical
bias

Tip-to-
substrate

Mean field
strength

Piezo-
electricity? Ref. Material Molecular weight Solvent Method

10 5 Vm 1 PVDF 172 000 (16% wt) DMF FFES 15 kV 15 cm Yes 21

10 6 Vm 1 PVDF 534 000 (20% wt) DMSO (50%) þ acetone (50%) NFES 1 kV 1 mm Yes 22

1.2 10 5 Vm 1 PVDF 534 000 (20% wt) DMF (60%) þ acetone (40%) FFES 12 kV 10 cm No 46

0.8 10 5 Vm 1 PVDF 534 000 (12% wt) DMF (40%) þ acetone (60%) FFES 12 kV 15 cm Yes 47

0.87 10 5 Vm 1 PVDF 275 000 (various) DMF þ acetone various ratios FFES 13 kV 15 cm Yes 48

0.75 10 5 Vm 1 PVDF Solef 1100 (20% wt) DMF (60%) þ acetone (40%) FFES 15 kV 15 cm Yes 49

2 10 5 Vm 1 P(VDF-TrFE) (77 : 23 mol%) Butan-2-one FFES 20 kV 10 cm Yes 50

1.3 10 5 Vm 1 PVDF 687 000 (10-20% wt) DMF FFES 20 kV 15 cm Yes 51

PVDF þ CNT 115 000 (20%) DMF (60%) þ acetone (40%) FFES 15 kV N/A N/A Yes 52

Foraflon s 4000HD
(various)

3.3 10 5 Vm 1 PVDF DMF þ acetone various ratios FFES 10 kV 3 cm Yes 53

0.75 10 5 Vm 1 PVDF 268 000 DMF (60%) þ acetone (40%) FFES 15 kV 20 cm Yes 54

PVDF þ
MWCNT

600 000 DMF þ acetone FFES 18 kV 15 cm N/A Yes 55

PVDF 534 000 DMSO þ acetone þ fluorosurfactant NFES 1.2 kV 0.5-1 mm N/A Yes 56

P(VDF-TrFE) þ
BaTiO 3

Solef 1010,
70/30(Solvay)

DMF þ methylethylketone (MEK) FFES B 35 kV B 30 cm N/A Yes 57