论文标题

低温量子设备的声子阻塞连接冰箱

Phonon-blocked junction refrigerators for cryogenic quantum devices

论文作者

Mykkänen, E., Lehtinen, J. S., Ronzani, A., Kemppinen, A., Alkurdi, A., Chapuis, P. -O., Prunnila, M.

论文摘要

制冷是量子技术的重要推动力。通常在量子技术设备和系统中使用的基本激发的非常低的能量需要温度远低于1K。昂贵的低温稳定物用于达到亚1 K制度和固态冷却解决方案,将彻底改变该领域。基于声子阻止的半导体 - 驱动器连接器的新电子微型冷却器可以为这种微型化提供可行的途径。在这里,我们研究了这些连接冰箱的性能限制。

Refrigeration is an important enabler for quantum technology. The very low energy of the fundamental excitations typically utilized in quantum technology devices and systems requires temperature well below 1 K. Expensive cryostats are utilized in reaching sub-1 K regime and solid-state cooling solutions would revolutionize the field. New electronic micro-coolers based on phonon-blocked semiconductor-superconductor junctions could provide a viable route to such miniaturization. Here, we investigate the performance limits of these junction refrigerators.

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