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Related papers: Field-induced magnetic behavior of the bilayer iri…

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The low temperature behavior of Pr$_{1-x}$Ca$_{x}$MnO$_{3}$ manganites are known to undergo a transition at $x\sim$0.3, from an insulating ferromagnetic state, at low Ca concentration, to an insulating antiferromagnetic state. Above the…

Motivated by manipulating the magnetic order of bilayer CrI$_3$, we carry out microscopic calculations to find the magnetic order and various magnetic domains of the system in the presence of an electric field. Making use of density…

Materials Science · Physics 2022-06-17 Sahar Izadi Vishkay , Reza Asgari

We investigate the low-temperature properties of the Ising-like screw chain antiferromagnet SrCo$_2$V$_2$O$_8$ under a longitudinal magnetic field by susceptibility and $^{51}$V NMR measurements. The bulk susceptibility $\chi$ shows an…

Strongly Correlated Electrons · Physics 2022-05-27 Yi Cui , Y. Fan , Z. Hu , Zhangzhen He , Weiqiang Yu , Rong Yu

When subjected to pressure, the prototypical heavy-fermion antiferromagnet CeRhIn5 becomes superconducting, forming a broad dome of superconductivity centered around 2.35 GPa (=P2) with maximal Tc of 2.3 K. Above the superconducting dome,…

Strongly Correlated Electrons · Physics 2015-10-28 Tuson Park , Y. Tokiwa , F. Ronning , H. Lee , E. D. Bauer , R. Movshovich , J. D. Thompson

The intertwining between competing degrees of freedom, anisotropy, and frustration-induced quantum fluctuations offers an ideal ground to realize exotic quantum phenomena in the rare-earth-based kagome lattice. The magnetic susceptibility…

The structural and magnetic effects of non-magnetic vanadium (V) doping in helimagnetic SrFeO$_{3-\delta}$ (SFO) are investigated, focusing on up to 3% substitution at the Fe site. Structural analysis from X-ray diffraction (XRD) and Raman…

We report the first observation of two-dimensional incommensurate magnetic fluctuations in the layered metallic perovskite Sr3Ru2O7. The wavevectors where the magnetic fluctuations are strongest are different from those observed in the…

Strongly Correlated Electrons · Physics 2007-05-23 L. Capogna , E. M. Forgan , S. M. Hayden , A. Wildes , J. A. Duffy , A. P. Mackenzie , R. S. Perry , S. Ikeda , Y. Maeno , S. P. Brown

We report the magnetic properties of the layered heavy fermion antiferromagnet CePdGa$_{6}$, and their evolution upon tuning with the application of magnetic field and pressure. CePdGa$_{6}$ orders antiferromagnetically below $T\rm_{N}$ =…

Strongly Correlated Electrons · Physics 2023-01-05 H. Q. Ye , T. Le , H. Su , Y. N. Zhang , S. S. Luo , M. J. Gutmann , H. Q. Yuan , M. Smidman

Spin-orbit coupling in heavy 5$d$ metal oxides, in particular, iridates have received tremendous interest in recent years due to the realization of exotic electronic and magnetic phases. Here, we report the synthesis, structural, magnetic,…

Strongly Correlated Electrons · Physics 2022-10-26 Harish Kumar , M. Köpf , A. Ullrich , M. Klinger , A. Jesche , C. A. Kuntscher

We performed inelastic neutron scattering experiments on Cu$_2$$^{114}$Cd$^{11}$B$_2$O$_6$ powder. The magnetic excitations at low temperatures are similar to those of the interacting spin-1/2 tetramers in the ordered state. The weak…

Strongly Correlated Electrons · Physics 2015-12-09 Masashi Hase , Kenji Nakajima , Seiko Ohira-Kawamura , Yukinobu Kawakita , Tatsuya Kikuchi , Masashige Matsumoto

Highly disordered superconductors have a rich phase diagram. At a moderate magnetic field (B) the samples go through the superconductor-insulator quantum phase transition. In the insulating phase, the resistance increases sharply with B up…

Superconductivity · Physics 2018-12-05 Adam Doron , Idan Tamir , Tal Levinson , Franzisca Gorniaczyk , Dan Shahar

FeRh has a phase transition from an antiferromagnetic state (low temperature) to a ferromagnetic state (high temperature) at 360 K. Various explanations for this behavior have been proposed over the past 20 years. However, many of the…

Materials Science · Physics 2020-02-05 Brianne McGrath , Robert Camley , Karen Livesey

Excitonic insulators are usually considered to form via the condensation of a soft charge mode of bound electron-hole pairs. This, however, presumes that the soft exciton is of spin-singlet character. Early theoretical considerations have…

Strongly Correlated Electrons · Physics 2022-02-18 D. G. Mazzone , Y. Shen , H. Suwa , G. Fabbris , J. Yang , S-S. Zhang , H. Miao , J. Sears , Ke Jia , Y. G. Shi , M. H. Upton , D. M. Casa , X. Liu , J. Liu , C. D. Batista , M. P. M. Dean

Through advanced experimental techniques on CrI$_{3}$ single crystals, we derive a previously not discussed pressure-temperature phase diagram. We find that $T_{c}$ increases to $\sim$ 66\,K with pressure up to $\sim$ 3\,GPa followed by a…

The evolution of the magnetic ordering temperature of the 4d3 perovskites RTcO3 (R=Ca,Sr,Ba) and its relation with its electronic and structural properties has been studied by means of hybrid density functional theory and Monte Carlo…

Strongly Correlated Electrons · Physics 2015-05-27 C. Franchini , T. Archer , J. He , X. -Q. Chen , A. Filippetti , S. Sanvito

The resistivity in the ferromagnetic state of flux-grown La_{2/3}(Pb,Ca)_{1/3}MnO_3 single crystals, measured in magnetic fields up to 7 T, reveals a strong quadratic temperature dependence at and above 50 K. At lower temperatures, this…

Strongly Correlated Electrons · Physics 2009-10-30 M. Jaime , P. Lin , M. B Salamon , P. Han

The physical properties of single-crystalline SmBe$_{13}$ with a NaZn$_{13}$-type cubic structure have been studied by electrical resistivity ($\rho$), specific heat ($C$), and magnetization ($M$) measurements in magnetic fields of up to 9…

Strongly Correlated Electrons · Physics 2017-06-14 Hiroyuki Hidaka , Seigo Yamazaki , Yusei Shimizu , Naoyuki Miura , Chihiro Tabata , Tatsuya Yanagisawa , Hiroshi Amitsuka

We investigated the magnetic phase diagram of single crystals of SrNdFeO$_{4}$ by measuring the magnetic properties, the specific heat and the dielectric permittivity. The system has two magnetically active ions, Fe$^{3+}$ and Nd$^{3+}$.…

Materials Science · Physics 2015-06-05 J. M. Hwang , E. S. Choi , H. D. Zhou , Y. Xin , J. Lu , P. Schlottmann

We report inelastic neutron scattering studies of magnetic excitations in antiferromagnetically ordered SrFe$_{2}$As$_{2}$ ($T_{N}=220$ K), the parent compound of the FeAs-based superconductors. At low temperatures (T=7 K), the spectrum of…

We have studied the spin ordering of a dilute classical Heisenberg model with spin concentration $x$, and with ferromagnetic nearest-neighbor interaction $J_1$ and antiferromagnetic next-nearest-neighbor interaction $J_2$. Magnetic phases…

Disordered Systems and Neural Networks · Physics 2009-11-11 S. Niidera , S. Abiko , F. Matsubara