Heat Capacity Measurements of He 3 - He <mml:…
1995; American Physical Society; Volume: 75; Issue: 20 Linguagem: Inglês
10.1103/physrevlett.75.3705
ISSN1092-0145
Autores Tópico(s)Atomic and Subatomic Physics Research
ResumoHeat capacity measurements of $^{3}\mathrm{He}$-$^{4}\mathrm{He}$ mixtures in 98% porous aerogel show that, in this system, the coexistence boundary is detached from the superfluid transition line. Prominent heat capacity peaks are found deep inside the $^{3}\mathrm{He}$ rich region. The resulting phase diagram is consistent with that based on the result of torsional oscillator superfluid density measurements.
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