Eufe2as2
WebJul 18, 2016 · Here, we use polarized Raman scattering to study the structural phase transition in EuFe 2 As 2 , the parent compound of the 122-ferropnictide superconductors. The in-plane lattice anisotropy is characterized by measurements of the side surface with different strains induced by different preparation methods. WebApr 21, 2024 · Magnetic flux structure on the surface of EuFe2(As1-x P x )2 single crystals with nearly optimal phosphorus doping levels x = 0.20 and x = 0.21 is studied by low …
Eufe2as2
Did you know?
WebJan 22, 2014 · EuFe2(As1-xPx)2 sample with x = 0.15 has been determined using element specific x-ray resonant magnetic scattering. Combining magnetic, thermodynamic and scattering measurements, we conclude that the long range ferromagnetic order of the Eu2+ moments aligned primarily along the c axis coexists with the bulk WebJun 15, 2009 · We studied the temperature-pressure phase diagram of EuFe2As2 by electrical resistivity measurements. The spin-density-wave transition at T 0 associated with the FeAs-layers is continuously suppressed with increasing pressure, while the antiferromagnetic ordering temperature of the Eu2+ moments seems to be nearly …
WebJun 12, 2014 · The magnetic and superconducting properties of 14% Ir-doped EuFe As are studied by means of dc and ac magnetic susceptibilities, electrical resistivity, specific heat and Eu and Fe Mössbauer spectroscopy (MS) measurements. Doping of Ir in EuFe As suppresses the Fe spin density wave transition and in turn gives rise to high temperature ... WebJan 1, 2011 · Structural phase transitions in EuFe2As2 superconductor at low temperatures and high pressures Full Record Research Abstract The crystal structure of EuFe {sub 2}As {sub 2} has been studied up to a pressure of 35 GPa and down to a temperature of 8 K using temperature dependent x-ray diffraction in a diamond anvil cell at a synchrotron …
Web第四步在氩气氛手套箱中，将Eui^2Ah粉与NaFe2Aii2按照摩尔比9 1，称量 EuFe2As2粉3. 7159克，NaFe2Aii2粉0.观41克，充分混合后将粉末填入模具，用液压机将其压制成块体，放入石英管中，抽真空密封。将石英管置于退火炉中，在700°C保温20小时。
WebJun 20, 2024 · Under the pressure of 24.7 kbar, the lattice parameters of EuFe2As2 display clear anomalies at 27 (3) K, well consistent with the superconducting transition observed in previous high-pressure resistivity measurements.
WebDownload scientific diagram (Color online) Optical properties of EuFe2As2 measured at various temperatures with the electric field E polarized in the c-direction. (a) The mid … chinese to english chineseWebDec 1, 2024 · Abstract and Figures Of all parent compounds of iron-based high-temperature superconductors, EuFe2As2 exhibits by far the largest magnetostructural coupling due … chinese to english excel converterWebNov 27, 2024 · PAGE —PAGE 1— 附件：2009年浙江省优秀研究生学位论文评审结果（公示） 表1：2009年度浙江省优秀博士学位论文名单 序号 培养单位 研究生 论文题目 导师 （填1人） 1 浙江大学 徐浩 曲线模空间上的霍奇积分 刘克峰 2 浙江大学 任之 水合钴氧化物的超导相图及掺杂EuFe2As2体系中超导与铁磁共存研究 曹 ... grand wailea hoolei mapWebPHYSICAL REVIEW B 94, 014513 (2016) Stress-induced nematicity in EuFe 2As 2 studied by Raman spectroscopy W.-L. Zhang, 1,2 * Athena S. Sefat,3 H. Ding, 4P. Richard, and G. Blumberg2 ,5 † 1Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China … chinese to english in javaWebMay 9, 2013 · We probed the evolution of the electronic structure of EuFe 2 As 2 as a function of temperature and photon energy, employing high energy resolution in the … grand wailea hawaii hotelWebAug 14, 2008 · We studied the temperature-pressure phase diagram of EuFe2As2 by measurements of the electrical resistivity. The antiferromagnetic spin-density-wave … chinese to english handwriting translationWebAug 6, 2024 · In this work, fabrication and characterization of magnetic properties of EuFe2As2 and EuRbFe4As4 single crystals is reported. Magnetization measurements of samples with well defined thin film geometry and crystal orientation demonstrate a striking similarity in ferromagnetic properties of Eu subsystems in these two compounds. grand wailea hotel deals