Fig. 6
From: Study on ultra-high sensitivity piezoelectric effect of GaN micro/nano columns

a Current vs. strain under constant bias of 10 mV on sample 7, b the schematic energy band model with considering the interface states
From: Study on ultra-high sensitivity piezoelectric effect of GaN micro/nano columns
a Current vs. strain under constant bias of 10 mV on sample 7, b the schematic energy band model with considering the interface states