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Yavishe Pomeranchuka anomalnij harakter plavlennya abo tverdnennya geliyu 3 3Ne legkogo izotopu geliyu Ridkij gelij 3 oholodzhuyetsya yaksho jogo izoentropijno stiskati za temperaturi nizhchoyi 0 3 K Ce vidbuvayetsya tomu sho gelij 3 maye nezvichajnu vlastivist jogo tverdij stan mozhe mati vishu entropiyu nizh ridkij stan i pri utvorenni tverdoyi fazi vidbuvayetsya poglinannya tepla Yavishe Pomeranchuka teoretichno peredbachiv u 1950 roci Isak Pomeranchuk Upershe cej efekt sposterigav Yurij Anufriyev u 1965 roci V 1957 roci jogo eksperimentalno viyavili amerikanski fiziki en i G K Volterson U 2021 roci analogichnij efekt sposterigavsya na skruchenomu dvosharovomu grafeni ta v dihalkogenidah perehidnih metaliv Zastosuvannya efektuYavishe Pomeranchuka vikoristovuyut dlya oderzhannya nizkih temperatur pri adiabatnomu stisku 3Ne vzdovzh krivoyi plavlennya vidbuvayetsya utvorennya tverdoyi fazi i vidpovidne znizhennya temperaturi Yavishe Pomeranchuka mozhlive do temperatur 1 1 5 mK oskilki pri nizhchih temperaturah vidbuvayetsya vporyadkuvannya yadernih spiniv tverdogo 3Ne sho prizvodit do rizkogo spadu jogo entropiyi DzherelaUkrayinska radyanska enciklopediya u 12 t gol red M P Bazhan redkol O K Antonov ta in 2 ge vid K Golovna redakciya URE 1974 1985 PrimitkiLee David M 1 lipnya 1997 The extraordinary phases of liquid 3 He Reviews of Modern Physics T 69 3 s 645 666 doi 10 1103 RevModPhys 69 645 Procitovano 2 bereznya 2024 Dume Isabelle 21 kvitnya 2021 Electrons in twisted graphene freeze when heated Physics World brit Procitovano 2 bereznya 2024 Rozen Asaf Park Jeong Min Zondiner Uri Cao Yuan Rodan Legrain Daniel Taniguchi Takashi Watanabe Kenji Oreg Yuval Stern Ady 2021 04 Entropic evidence for a Pomeranchuk effect in magic angle graphene Nature angl T 592 7853 s 214 219 doi 10 1038 s41586 021 03319 3 ISSN 1476 4687 Procitovano 2 bereznya 2024 Ablikim M Achasov M N Adlarson P Ahmed S Albrecht M Aliberti R Amoroso A An Q Lavania Anita 2021 11 Oscillating features in the electromagnetic structure of the neutron Nature Physics angl T 17 11 s 1200 1204 doi 10 1038 s41567 021 01345 6 ISSN 1745 2481 Procitovano 2 bereznya 2024 Li Tingxin Jiang Shengwei Li Lizhong Zhang Yang Kang Kaifei Zhu Jiacheng Watanabe Kenji Taniguchi Takashi Chowdhury Debanjan 2021 09 Continuous Mott transition in semiconductor moire superlattices Nature angl T 597 7876 s 350 354 doi 10 1038 s41586 021 03853 0 ISSN 1476 4687 Procitovano 2 bereznya 2024 Weisstein Eric W Pomeranchuk Cooling from Eric Weisstein s World of Physics scienceworld wolfram com angl Procitovano 2 bereznya 2024
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