TS Riekki, AP Sebedash, JT Tuoriniemi - Journal of Low Temperature …, 2020 - Springer
We studied a novel cooling method, in which^ 3 He 3 He and^ 4 He 4 He are mixed at the^ 4
He 4 He crystallization pressure at temperatures below 0.5\, mK 0.5 mK. We describe the …