Precise Calorimetry of Small Metal Samples Using Noise Thermometry

We describe a compact calorimeter that opens ultra-low-temperature heat capacity studies of small metal crystals in moderate magnetic fields. The performance is demonstrated on the canonical heavy fermion metal YbRh2Si2. Thermometry is provided by a fast current sensing noise thermometer. This singl...

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Bibliographic Details
Main Authors: Knapp, J, Levitin, LV, Nyéki, J, Brando, M, Saunders, J
Format: Journal article
Language:English
Published: Springer 2024