Table 1

List of fabrication parameters and properties for carbon/water nanofluid

Name

NC-70

NC-80

Working currents (A)

70

80

Working voltage (V)

24.3~24.7

26.2~26.8

Working power (kW)

1.70~1.73

2.10~2.15

Pulse frequency (Hz)

25

25

Plasma Ar (L/min)

1.5

Shield Ar (L/min)

9

Carrier-gas/Ar (L/min)

18

Distilled water volume (ml)

500

Manufacturing time (s)

1,000

Particle size (Z-average, nm)^a

244.4

284.6

Zeta potential (mV)^a

-24.4

-21.2

Concentration (wt.%)^a

0.02

0.04

^aData are measured and calculated at 25°C.

Teng et al. Nanoscale Research Letters 2011 6:293   doi:10.1186/1556-276X-6-293