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. 2021 May 1;22(9):4813. doi: 10.3390/ijms22094813

Figure 2.

Figure 2

Optimization plots–the effect of the flow rate of the FLC solution (A), the discharge current of the FLC-dc-APGD system (B), and the NH4NO3 concentration (C) on electrical conductivity of PALs produced in the continuous-flow FLC-dc-APGD system, as measured after 1 h (σ1h) and 24 h (σ24h).