Reactive oxygen species in plasma against E. coli cells survival rate |
Typical angle-resolved XPS C 1s spectra for (a) untreated (control) E. coli sample, (b) the E. coli samples treated by the APPJ for 30 s, (c) treated by H2O2 solution for 30 s, and (d) treated by ozone gas for 30 s. |
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