图 S1 显示了使用 Amam 和 Fmmm 空间群在 295 K 下测量的 La 3 Ni 2 O 7-δ 多晶样品的 NPD 图案的 Rietveld 细化结果比较。尽管对数据的细化似乎相似,但只有 Amam 对称性才允许反射。2 θ 区域从 40º 到 50º 的 NPD 数据也显示出不对称的 Warren 类峰形,这通常与短程有序有关。
- February 8 / 8th February - 24 seven / 24 Seven - July 29 / July 29th - 40 years is nothing - A MOR / Acts in Part - A Street View - April left in November - Acts in parts / acts in part - Now that we are all / now that we are all here - now I have a penis / now I have a penis - now I return / Allegory, Day 1 - Alegre and olé / a Song for Lena - Alicia - wherever we take the road / wherever the path takes us - amam - Anecoica - Anticlímax - Take advantage of childhood, which then goes the life / enjoy your childhood Before life genes here - although it is night / Even though it´s night crushed by the ice / Ice crushed Whatles - bugs - cafuné - Cemetery of cars / scrapyard - central / urban - cleo will come tonight / cleo is coming over tonight - close - colored - original副本 - 丹尼斯 - 明确驱逐
摘要:最近,在15-40 GPA条件(自然,621,493,2023)的镍(La 3 Ni 2 O 7)中,已有T c = 80 K的新超导体报道,这是第二种非常规超导体的类型,除了较大的cup池,液态氮气高于液体氮气。但是,本报告中绘制的相图主要基于低温和高压条件下的传输测量,并在室温下进行了假定的相应X射线衍射(XRD)结果。这鼓励我们进行原位高压和低温同步XRD实验,以确定哪个阶段负责高T C状态。除了从正栓的AMAM结构到正交FMMM结构的相过渡外,当将样品压缩到40 K左右的19 GPA时,在40 K左右将超导性在La 3 Ni 2 Ni 2 O 7中发生在40 K大约19 GPA时,还发现了具有I 4/ mmm的空间的四方相。基于该四方结构的计算表明,接近费米能的电子状态主要由E G轨道主导(3D Z
Carlo Gabriele毒剂1 5,Chris Plumber 1 5,Guati 1 6,1 7,1 8,Ramalingam 5,1 9,1 9,2 9,2 22,23,24,Paaladinesh 25,St.Michael G. Fradley 34,Javid Moslehi 35,Javid Moslehi 35,Eric H. John H. John Hadi Hadi Hadi Hadi 45,Emilio Hirio haron,A.Aron。 Dent 56,Peter Sephere 57,Andrew J.S.外套58,Marco Metra 59,Rosano 60.6 1,Thomas Suter 62,
Carlo Gabriele Tocchetti 1 * , Dimitrios Farmakis 2 , Yvonne Koop 3.4 , Maria Sol Andres 5 , Liam S. Couch 6 , Luigi Formisano 7 , Fortunato Ciardiello 8 , Fabrizio Pane 7 , Lewis Au 9 , 1 0 , 1 1 1 , Chris Emmer , 1 , 13 lummer 1 5 , Geeta Gulati 1 6, 1 7, 1 8 , Sivatharshini Ramalingam 5, 1 9 , Daniela Cardinale 20 , Christine Brezden-Masley 2 1 , Zaza Iakobishvili 22,23,24 , Paaladinesh Thaven Ciat 26 , Sandi Bergler in 27 , Kalliopi Keramida 28 , Rudolf A. de Boer 29 , Christoph Maack 30,3 1 , Esther Lutgens 32 , Tienush Rassaf 33 , Michael G. Fradley 34 , Javid Moslehi 35 , H. Eric 36 , Gilles Derina , Pietro Yang 3839 . , Jeroen Bax 40 , Tomas G. Neilan 4 1 , Joerg Herrmann 42 , Amam C. Mbakwem 43 , Mariana Mirabel 44 , Hadi Skouri 45 , Emilio Hirsch 46 , Alain Cohen-Solal 47 , Aaron L. Sverdlover , Peter van Meer 49 , 504 do Asteggiano 5 1 ,52 , Ana Barac 53 , Bonnie Ky 54 , Daniel Lenihan 55 , Susan Dent 56 , Petar Seferovic 57 , Andrew JS Coats 58 , Marco Metra 59 , Giuseppe Rosano 60,6 1 , Thomas Suter 62 , Lopez , Ternandez , 63 and Ternandez Ander R. Lyon 65 *