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相关论文: Ferromagnetic cluster-glass state in itinerant ele…

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We demonstrate that the cluster-glass state emerges as ferromagnetic quantum criticality is avoided in itinerant ferromagnet Sr1-x(La0.5K0.5)xRuO3. In this compound, the ferromagnetic order is suppressed by increasing x, and then disappears…

We report the synthesis, structure, and magnetic and transport properties of a new ternary intermetallic compound PrRhSn3 which crystallizes in LaRuSn3-type cubic structure (space group Pm-3n). At low applied fields the dc magnetic…

强关联电子 · 物理学 2014-07-22 V. K. Anand , D. T. Adroja , A. D. Hillier

We report detailed dc magnetization, linear and non-linear ac susceptibility measurements on the hole doped disordered cobaltite La$_{0.5}$Ba$_{0.5}$CoO$_3$. Our results show that the magnetically ordered state of the system consists of…

强关联电子 · 物理学 2012-11-22 Devendra Kumar , A. Banerjee

SrRuO$_3$ presents a rare example of ferromagnetism among the 4$d$ based oxides. While the nature of magnetic state in SrRuO$_3$ is mostly believed to be of itinerant type, recent studies suggest a coexistence of both itinerant and…

强关联电子 · 物理学 2018-08-01 Renu Gupta , Imtiaz Noor Bhatti , A. K. Pramanik

We have investigated both static and dynamic magnetic properties of polycrystalline CaRu$_{1-x}$Sc$_{x}$O$_{3}$ system in order to clarify the role of Sc ions as a disorder for magnetic ordering. We have observed typical features of a…

We report DC magnetization, detailed systematic linear and nonlinear AC magnetic susceptibility and transport for a single phase RuSr2Eu1.4Ce0.6Cu2O10-{\delta} (EuRu-1222) magneto-superconductor. The studied sample is synthesized through…

超导电性 · 物理学 2015-05-28 Anuj Kumar , R. P. Tandon , V. P. S. Awana

We report detailed dc magnetization, linear and non-linear ac susceptibility measurements on the hole doped disordered cobaltite La$_{0.5}$Ba$_{0.5}$CoO$_3$. Our results show that the magnetically ordered state of the system consists of…

强关联电子 · 物理学 2016-01-11 Devendra Kumar , A Banerjee

We report structural, detailed DC and linear/non-linear AC, isothermal and thermoremanent magnetization study of the rutheno-cuprate superconducting ferromagnet RuSr2Gd1.4Ce0.6Cu2O10-{\delta} (GdRu-1222). Structural analysis, by employing…

超导电性 · 物理学 2013-09-26 Anuj Kumar , R. P. Tandon , V. P. S. Awana

Here, we study the electrical transport and specific heat in 4$d$ based ferromagnetic material SrRuO$_3$ and its Ti substituted SrRu$_{1-x}$Ti$_x$O$_3$ series ($x$ $\le$ 0.7). The SrRuO$_3$ is a metal and shows itinerant ferromagnetism with…

强关联电子 · 物理学 2020-09-02 Renu Gupta , R. Rawat , A. K. Pramanik

We report structural, DC magnetization, detailed linear/non-linear AC susceptibility, (with applied frequency and amplitude) isothermal and thermoremanent magnetization (TRM) behavior for RuSr2Y1.5Ce0.5Cu2O10 (YRu-1222)…

超导电性 · 物理学 2015-06-05 Anuj Kumar , R. P. Tandon , V. P. S. Awana

When suppressing the itinerant antiferromagnetism in chromium by doping with the isostructual itinerant ferromagnet iron, a dome of spin-glass behavior emerges around a putative quantum critical point at an iron concentration $x \approx…

LaCrGe$_3$ is an itinerant ferromagnet with a Curie temperature of $T_{\rm c}$ = 85 K and exhibits an avoided ferromagnetic quantum critical point under pressure through a modulated antiferromagnetic phase as well as tri-critical wing…

强关联电子 · 物理学 2019-06-12 K. Rana , H. Kotegawa , R. R. Ullah , J. S. Harvey , S. L. Bud'ko , P. C. Canfield , H. Tou , V. Taufour , Y. Furukawa

Neutron diffraction and magnetic susceptibility studies of a polycrystalline SrCr$_2$As$_2$ sample reveal that this compound is an itinerant G-type antiferromagnet below the N${\rm \acute{e}}$el temperature $T_{\textrm N}$ = 590(5) K with…

We have performed the powder neutron diffraction measurements on the solid solutions of SrRu_{1-x}Mn_xO_3, and found that the itinerant ferromagnetic order observed in pure SrRuO_3 changes into the C-type antiferromagnetic (AF) order with…

强关联电子 · 物理学 2007-05-23 M. Yokoyama , C. Satoh , A. Saitou , H. Kawanaka , H. Bando , K. Ohoyama , Y. Nishihara

To clarify the magnetic properties of cluster-glass states in Sr1-xLaxRuO3 (0.3 <= x <= 0.5), we report herein the results of muon spin relaxation (muSR) and neutron powder diffraction measurements. The muSR experiments showed that magnetic…

强关联电子 · 物理学 2016-04-05 Ikuto Kawasaki , Kenji Fujimura , Isao Watanabe , Maxim Avdeev , Kenichi Tenya , Makoto Yokoyama

We report on the magnetic properties of geometrically frustrated K3CrO4, in which Cr5+ cations are arranged on a distorted pyrochlore lattice. The crystal structure, static and dynamic magnetic properties of the compound are investigated in…

强关联电子 · 物理学 2021-07-08 Liliia D. Kulish , Graeme R. Blake

We have thoroughly investigated the entire magnetic states of under doped ferromagnetic insulating manganite Nd0.8Sr0.2MnO3 through temperature dependent linear and non linear complex ac magnetic susceptibility measurements. This…

强关联电子 · 物理学 2015-05-19 S. Kundu , T. K. Nath

We report the results of magnetic, heat-capacity, electrical and magnetoresistance measurements on Ho4RhAl and Er4RhAl, characterized by 3 sites for rare-earths (R). Antiferromagnetic ordering sets in at (T_N =) about 8.8 and 4.0 K…

强关联电子 · 物理学 2021-08-18 Ram Kumar , E. V. Sampathkumaran

$^{139}$La nuclear magnetic resonance (NMR) measurements under pressure ($p = 0-2.64$ GPa) have been carried out to investigate the static and dynamic magnetic properties of the itinerant ferromagnet LaCrGe$_3$. $^{139}$La-NMR spectra for…

强关联电子 · 物理学 2021-06-02 K. Rana , H. Kotegawa , R. R. Ullah , E. Gati , S. L. Bud'ko , P. C. Canfield , H. Tou , V. Taufour , Y. Furukawa

The dynamics of the magnetic properties of polycrystalline RuSr2Gd1.5Ce0.5Cu2O10 (Ru-1222) have been studied by ac susceptibility and dc magnetization measurements, including relaxation and ageing studies. Ru-1222 is a reported…

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