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Table 1 Typical results of plasma-induced emission from the ZnO nanorod array cathode

From: Investigation on the Plasma-Induced Emission Properties of Large Area Carbon Nanotube Array Cathodes with Different Morphologies

Samples

Pulse

I (A)

Pi(perv)

deff(cm)

reff(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

 
  1. Ic is the cathode current, Pi is the diode perveance, deff is the effective diode gap and reff is the cathode radius
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