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Thermal ($C_P$), magnetic ($M$ and $\chi_{ac}$) and transport ($\rho$) measurements on Ce$_{2}$Pd$_{2}$Sn are reported. High temperature properties are well described by the presence of two excited crystal field levels at $(65\pm 5)$K and…

Strongly Correlated Electrons · Physics 2013-05-29 J. G. Sereni , M. Gomez-Berisso , A. Braghta , G. Schmerber , J. P. Kappler

Geometrically frustrated magnetic systems, such as those based on the Shastry-Sutherland lattice (SSL), offer a rich playground for exploring unconventional magnetic states. The delicate balance between competing interactions in these…

We investigate ground states of $s$=1/2 Heisenberg antiferromagnets on the eleven two-dimensional (2D) Archimedian lattices by using the coupled cluster method. Magnetic interactions and quantum fluctuations play against each other subtly…

Strongly Correlated Electrons · Physics 2014-05-21 D. J. J. Farnell , O. Goetze , J. Richter , R. F. Bishop , P. H. Y. Li

Successive magnetic phase transitions at $T_1$=17.5 K and $T_2$=18.5 K in Gd$_3$Ru$_4$Al$_{12}$, with a distorted kagome lattice of Gd ions, is studied using resonant X-ray diffraction with polarization analysis. It has been suggested that…

Strongly Correlated Electrons · Physics 2019-02-05 Takeshi Matsumura , Yusaku Ozono , Shintaro Nakamura , Noriyuki Kabeya , Akira Ochiai

Specific heat ($C_V$) measurements in the spin-1/2 Cu$_2$(C$_2$H$_{12}$N$_2$)$_2$Cl$_4$ system under a magnetic field up to $H=8.25 T$ are reported and compared to the results of numerical calculations based on the 2-leg antiferromagnetic…

Strongly Correlated Electrons · Physics 2009-10-31 R. Calemczuk , J. Riera , D. Poilblanc , J. -P. Boucher , G. Chaboussant , L. Levy , O. Piovesana

Magnetic structure of single crystalline TmB4 has been studied by magnetization, magnetoresistivity and specific heat measurements. A complex phase diagram with different antiferromagnetic (AF) phases was observed below TN1 = 11.7 K.…

Strongly Correlated Electrons · Physics 2007-12-05 S. Gabani , S. Matas , P. Priputen , K. Flachbart , K. Siemensmeyer , E. Wulf , A. Evdokimova , N. Shitsevalova

We report neutron scattering experiment results revealing the nature of the magnetic order occurring in the heavy fermion superconductor Ce0.95Nd0.05CoIn5, a case for which an antiferromagnetic state is stabilized at a temperature below the…

Strongly Correlated Electrons · Physics 2013-12-16 S. Raymond , S. M. Ramos , D. Aoki , G. Knebel , V. Mineev , G. Lapertot

We have studied the field induced magnetic structures in the spin liquid Tb$_2$Ti$_2$O$_7$, in a wide temperature (0.3$<$$T$$<$270 K) and field (0$<$$H$$<$7 T) range, by single crystal neutron diffraction with $\bf{H}$ // [110] axis. We…

Strongly Correlated Electrons · Physics 2009-11-13 H. Cao , A. Gukasov , I. Mirebeau , P. Bonville , G. Dhalenne

Frustrated magnetic systems exhibit highly degenerate ground states and strong fluctuations, often leading to new physics. An intriguing example of current interest is the antiferromagnet on a diamond lattice, realized physically in A-site…

Materials Science · Physics 2011-09-21 G. J. MacDougall , D. Gout , J. L. Zarestky , G. Ehlers , A. Podlesnyak , M. A. McGuire , D. Mandrus , S. E. Nagler

We report high-resolution dilatometry studies on single crystals of the Shastry-Sutherland-lattice magnet NdB$_4$ supported by specific heat and magnetometry data. Our dilatometric studies evidence pronounced anomalies at the phase…

We present neutron diffraction, muon spin rotation and pulsed-field magnetometry measurements on the Heisenberg quantum chiral chain [Cu(pym)(H2O)4]SiF6.H2O, which displays a four-fold-periodic rotation of the local environment around the…

Our experimental (neutron diffraction, M\"ossbauer spectroscopy, magnetic susceptibility, specific heat) and numerical studies on the evolution of short- and long-range magnetic order in $\gamma_{\rm II}$-Li\(_2\)FeSiO\(_4\) suggest a…

Strongly Correlated Electrons · Physics 2025-01-20 W. Hergett , N. Bouldi , M. Jonak , C. Neef , C. Ritter , M. Abdel-Hafiez , F. Seewald , H. -H. Klauss , M. W. -Haverkort , R. Klingeler

Ground state and low-energy excitations of the quasi-one-dimensional antiferromagnet CuSe$_2$O$_5$ were experimentally studied using bulk magnetization, neutron diffraction, muon spin relaxation and antiferromagnetic resonance measurements.…

Strongly Correlated Electrons · Physics 2015-06-12 M. Herak , A. Zorko , M. Pregelj , O. Zaharko , G. Posnjak , Z. Jagličić , A. Potočnik , H. Luetkens , J. van Tol , A. Ozarowski , H. Berger , D. Arčon

The complex interplay of spin frustration and quantum fluctuations in low-dimensional quantum materials leads to a variety of intriguing phenomena. This research focuses on a detailed analysis of the magnetic behavior exhibited by NdZnPO, a…

Magnetically hidden order is a hypernym for electronic ordering phenomena that are visible to macroscopic thermodynamic probes but whose microscopic symmetry cannot be revealed with conventional neutron or x-ray diffraction. In a handful of…

Strongly Correlated Electrons · Physics 2024-08-29 F. Mazza , P. Y. Portnichenko , S. Avdoshenko , P. Steffens , M. Boehm , Eun Sang Choi , M. Nikolo , X. Yan , A. Prokofiev , S. Paschen , D. S. Inosov

The field induced magnetic phase transitions of Cs$_2$CuBr$_4$ were investigated by means of magnetization process and neutron scattering experiments. This system undergoes magnetic phase transition at Ne\'{e}l temperature…

Strongly Correlated Electrons · Physics 2009-11-10 T. Ono , H. Tanaka , O. Kolomiyets , H. Mitamura , T. Goto , K. Nakajima , A. Oosawa , Y. Koike , K. Kakurai , J. Klenke , P. Smeibidle , M. Meissner

Elastic and inelastic neutron scattering measurements have been carried out to investigate the magnetic properties of superconducting (Tc~8K) HoNi2B2C. The inelastic measurements reveal that the lowest two crystal field transitions out of…

supr-con · Physics 2012-08-27 T. E. Grigereit , J. W. Lynn , R. J. Cava , J. J. Krajewski , W. F. Peck,

The measurements of the magnetic susceptibility, magnetization, electrical resistivity and magnetoresistance have been performed for the Fe intercalated compound Fe0.5TiS2. According to X-ray diffraction measurements the Fe0.5TiS2 compound…

In this paper we present a detailed study of the antiferromagnetic classical Heisenberg model on a bilayer honeycomb lattice in a highly frustrated regime in presence of a magnetic field. This study shows strong evidence of entropic…

Strongly Correlated Electrons · Physics 2016-05-16 F. A. Gómez Albarracín , H. D. Rosales

We set forth the structural and magnetic properties of the frustrated spin-$5/2$ triangle lattice antiferromagnet Na$_3$Fe(PO$_4$)$_2$ examined via x-ray diffraction, magnetization, heat capacity, and neutron diffraction measurements on the…

Materials Science · Physics 2022-01-26 Sebin J. Sebastian , A. Jain , S. M. Yusuf , M. Uhlarz , R. Nath
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