3 papers
cond-mat.mes-hall2025
Giant thermal modulation via a semiconductor-superconductor photonic field-effect heat transistor
Sebastiano Battisti, Matteo Pioldi, Alessandro Paghi +5
We present a groundbreaking demonstration of thermal modulation in a field-effect-controllable semiconductor-superconductor hybrid structure, wherein the heating mechanism is exclu…
cond-mat.mes-hall2025
Photonic heat amplifiers based on a disordered semiconductor
Matteo Pioldi, Giorgio De Simoni, Alessandro Braggio +1
A photonic heat amplifier (PHA) designed for cryogenic operations is introduced and analyzed. This device comprises two variable-range-hopping reservoirs connected by lossless line…
cond-mat.mes-hall2025
Photonic Negative Differential Thermal Conductance Enabled by NIS Junctions
M. Pioldi, G. De Simoni, A. Braggio +1
Owing to their sensitivity to temperature fluctuations, normal metal-insulator-superconductor (NIS) junctions are leveraged in various thermal devices. This study illustrates that…