Hongyu Chen, Yong Zhang, Zhen Liu, Keping Yan. Experimental study on spores treatment by array plasma jet[J]. High Power Laser and Particle Beams, 2022, 34(9): 099001
- High Power Laser and Particle Beams
- Vol. 34, Issue 9, 099001 (2022)
Fig. 1. Flowchart of plasma disinfection
Fig. 2. 9×9 array plasma generator
Fig. 3. Distribution and size of jet channels
Fig. 4. Spore suspension of Bacillus subtilis
Fig. 5. Spores on AGAR plate was treated by plasma jet
Fig. 6. Voltage and current waveform (a) and single pulse energy (b) of pulsed plasma jet
Fig. 7. Emission spectra of plasma jets with different gas compositions
Fig. 8. Array jet discharge
Fig. 9. Sterilizing effect of jet under different voltage
Fig. 10. Sterilizing effect of jet at different pulse frequencies
Fig. 11. Sterilizing effect of jet under different treatment time
Fig. 12. Sterilization effect of jet under different gas atmosphere
Fig. 13. Sterilization data of jet under different gas atmosphere
Fig. 14. SEM images of Bacillus subtilis spores before and after treatment
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