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Illustration of the sawtooth g-iDEP device. (a) side view and (b) top/vertical view. From saw tooth gates 1 to 24, the channel is constricted to an increasing degree by triangular insulting wall protrusions. These constricted zones and structures act as capturing zones due to local increases in electric fields and gradients [103]. ©Figure 4 reproduced with Copywrite clearance and reprinted (adapted) with permission from: Copywrite (1876) Royal Society of Chemistry ID 1044809-1.
