Graphene Foam Chemical Sensor System Based on Principal Component Analysis and Backpropagation Neural Network

<div>The fabrication process of 3D graphene foam and electrical resistance time domain detection system (CCS: constant current source; IA: instrument amplifier; MCU: micro control unit).</div>

Advances in Condensed Matter Physics

fig1

Figure 1

Figure 1: Graphene Foam Chemical Sensor System Based on Principal Component Analysis and Backpropagation Neural Network 