Table 3 Changes of ROS concentrations in O2 plasma-treated solution under different plasma discharge systems.

From: Synergistic Effect of Atmospheric-pressure Plasma and TiO2 Photocatalysis on Inactivation of Escherichia coli Cells in Aqueous Media

Conditions

3.0 kV

4.5 kV

6.0 kV

SD

CTD

PTD

SD

CTD

PTD

SD

CTD

PTD

H2O2 (mg/L)

1.126

5.865

3.652

14.013

16.304

15.392

15.494

17.985

16.909

O3 (mg/L)

0.226

0. 560

0. 344

0.758

0.845

0.786

0.837

0.989

0.865

·OH (mg/L)

0.698

1.291

1.019

3.998

6.284

5.524

5.570

8.098

6.909

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