To create nanoscale transistor junctions, engineers can crisscross different types of semiconducting strands, thereby stacking the materials in layers crucial for manipulating electron flow.

• 工程师若想制造奈米级的电晶体接面，可让不同类型的半导绞线交叉，使这些半导体层层相叠，构成操控电子流的主体。