Fig. 5

Results show the influence of deposited amount of tephra (a, b, c) and influence of the grain size (d) on the PV-module output voltage (in V) and current (in A). See text for details
Results show the influence of deposited amount of tephra (a, b, c) and influence of the grain size (d) on the PV-module output voltage (in V) and current (in A). See text for details