Benchtop conductance quantization

University essay from Linnéuniversitetet/Institutionen för fysik och elektroteknik (IFE)

Author: Markus Andersson; [2023]

Keywords: Conductivity;

Abstract: Quantum conductance is a phenomenon associated with nanowires / quantum point contacts where the current through a wire is quantized. Experiments have shown that this phenomenon can be manifested at room temperature using macroscopic wires. This project is aimed to recreate these experiments with emphasis on simplicity. By briefly contacting gold wires and measuring the current using an oscilloscope, current quantization can occasionally be seen as the contact breaks.

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