Design and operation of a microfabricated phonon spectrometer utilizing superconducting tunnel junctions as phonon transducers

Obafemi O. Otelaja, Jared B. Hertzberg, Mahmut Aksit +1

In order to fully understand nanoscale heat transport it is necessary to spectrally characterize phonon transmission in nanostructures. Towards this goal we have developed a microf…