Table 1

Typical results of plasma-induced emission from the ZnO nanorod array cathode

Samples

Pulse

I (A)

P_i (perv)

d_eff (cm)

r_eff (cm)

4 μm

1

690

1.06 × 10^-6

9.80

3.73

2

3474

8.75 × 10^-6

3.41

7 μm

1

439

6.75 × 10^-7

9.80

2.98

2

2115

5.33 × 10^-6

3.49

14 μm

1

423

5.91 × 10^-7

9.80

2.78

2

2056

3.51 × 10^-6

4.00

16 μm

1

223

3.11 × 10^-7

9.80

2.02

2

1073

1.50 × 10^-6

4.46

I_c is the cathode current, P_i is the diode perveance, d_eff is the effective diode gap and r_eff is the cathode radius

Liao et al. Nanoscale Res Lett 2011 6:40   doi:10.1007/s11671-010-9784-x