2 papers
physics.ins-det2025
Phonon-blocked junction calorimeter
Zhuoran Geng, Joel Hätinen, Emma Mykkänen +2
This study introduces the theory of a microcalorimeter based on phonon-blocked superconducting tunnel junctions, integrating on-chip electron cooling and boundary resistance phonon…
cond-mat.mes-hall2018
Efficient thermionic operation and phonon isolation by a semiconductor-superconductor junction
Emma Mykkänen, Janne S. Lehtinen, Leif Grönberg +6
Control of heat flux at small length scales is crucial for numerous solid-state devices and systems. In addition to the thermal management of information and communication devices…