Fig. 13
From: Energy-efficient design of CNTFET-based quaternary arithmetic circuits

VTC curve for proposed (a) SQI, (b) SQNAND, and (c) SQNOR.
From: Energy-efficient design of CNTFET-based quaternary arithmetic circuits
VTC curve for proposed (a) SQI, (b) SQNAND, and (c) SQNOR.