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Single crystal samples of the frustrated quasi one-dimensional quantum magnet Rb$_{2}$Cu$_{2}$Mo$_{3}$O$_{12}$ are investigated by magnetic, thermodynamic, and electron spin resonance (ESR) measurements. Quantum phase transitions between…

Strongly Correlated Electrons · Physics 2019-10-23 S. Hayashida , D. Blosser , K. Yu. Povarov , Z. Yan , S. Gvasaliya , A. N. Ponomaryov , S. A. Zvyagin , A. Zheludev

We present the results of the magnetization and dielectric constant measurements on untwinned single crystal samples of the frustrated S=1/2 chain cuprate LiCu_2O_2. Novel magnetic phase transitions were observed. A spin flop transition of…

Strongly Correlated Electrons · Physics 2012-03-15 A. A. Bush , V. N. Glazkov , M. Hagiwara , T. Kashiwagi , S. Kimura , K. Omura , L. A. Prozorova , L. E. Svistov , A. M. Vasiliev , A. Zheludev

Investigation of the magnetism of Cu$_3$Mo$_2$O$_9$ single crystal, which has antiferromagnetic (AF) linear chains interacting with AF dimers, reveals an AF second-order phase transition at $T_{\rm N} = 7.9$ K. Although weak…

Strongly Correlated Electrons · Physics 2009-11-13 Tomoaki Hamasaki , Tomoyuki Ide , Haruhiko Kuroe , Tomoyuki Sekine , Masashi Hase , Ichiro Tsukada , Toshiro Sakakibara

Magnetization, magnetocaloric, calorimetric, neutron and X-ray diffraction and inelastic neutron scattering measurements are performed on single crystals of BaCdVO(PO$_4$)$_2$. The low-temperature crystal structure is found to be of a lower…

Strongly Correlated Electrons · Physics 2019-11-07 V. K. Bhartiya , K. Yu. Povarov , D. Blosser , S. Bettler , Z. Yan , S. Gvasaliya , S. Raymond , E. Ressouche , K. Beauvois , J. Xu , F. Yokaichiya , A. Zheludev

In-field DC and AC magnetization measurements were carried out on a sigma-phase Fe55Re45 intermetallic compound aimed at determination of the magnetic phase diagram in the H-T plane. Field cooled, M_FC, and zero-field cooled, M_ZFC, DC…

Strongly Correlated Electrons · Physics 2020-01-08 Stanislaw M. Dubiel , Israel Felner , Menahem I. Tsindlekht

We report on magnetization measurements performed on a single crystal of Bi{2+x}Sr{2-x}CuO{6+\delta} with Tc\sim7 K for H||c-axis. The isofield M(T) curves show a large reversible region, with a pronounced rounding effect as M approaches…

Magnetization, magnetic torque, neutron diffraction and NMR experiments are used to map out the $H$$-$$T$ phase diagram of the prototypical quasi-two-dimensional ferro-antiferromagnet Pb$_2$VO(PO$_4$)$_2$ in magnetic fields up to 27 T. When…

Strongly Correlated Electrons · Physics 2020-09-16 F. Landolt , S. Bettler , Z. Yan , S. Gvasaliya , A. Zheludev , S. Mishra , I. Sheikin , S. Krämer , M. Horvatić , A. Gazizulina , O. Prokhnenko

We have carried out $^{63,65}$Cu NMR spectra measurements in magnetic field up to about 45~T on single crystal of a multiferroic triangular antiferromagnet CuCrO$_2$. The measurements were performed for magnetic fields aligned along the…

Strongly Correlated Electrons · Physics 2016-12-21 Yu. A. Sakhratov , L. E. Svistov , P. L. Kuhns , H. D. Zhou , A. P. Reyes

We report the $\mathbf{H}-T$ phase diagram of $S=1/2$ strongly frustrated anisotropic spin chain material linarite PbCuSO$_4$(OH)$_2$ in tilted magnetic fields up to 10 T and temperatures down to 0.2 K. By means of torque magnetometry we…

Strongly Correlated Electrons · Physics 2018-08-20 Y. Feng , K. Yu. Povarov , A. Zheludev

An antiferromagnetic ordering in Pb3TeCo3V2O14 takes place through formation of short range correlation regime with T* ~ 10.5 K and succession of second order phase transition at TN1 = 8.9 K and first order phase transition at TN2 = 6.3 K.…

Strongly Correlated Electrons · Physics 2014-04-01 M. M. Markina , B. V. Mill , E. A. Zvereva , A. V. Ushakov , S. V. Streltsov , A. N. Vasiliev

We report on the first high-resolution dc-magnetisation ($M$) measurements on a single crystal of \ycs. $M$ was measured down to 0.05 K and in fields up to 12 T, with the magnetic field $H$ parallel to the crystallographic direction [100].…

Strongly Correlated Electrons · Physics 2011-05-24 L. Pedrero , M. Brando , C. Klingner , C. Krellner , C. Geibel , F. Steglich

We report comprehensive thermodynamic and neutron scattering measurements on the $S$ = 3/2 antiferromagnet Cs$_2$CoI$_4$, a member of the thoroughly studied family of frustrated magnets Cs$_2MX_4$ ($M$ = Cu, Co, Ru, $X$ = Br, Cl, I, O).…

Strong evidence for charge-density correlation in the underdoped phase of the cuprate YBa2Cu3Oy was obtained by nuclear magnetic resonance (NMR) and resonant x-ray scatter- ing. The fluctuations were found to be enhanced in strong magnetic…

We report the results of our detailed magnetotransport studies on single crystals of the antiferromagnetic heavy-fermion superconductor Ce$_3$PdIn$_{11}$. Electrical resistivity measurements, carried out in different magnetic field…

Superconductivity · Physics 2019-02-26 Debarchan Das , Daniel Gnida , Dariusz Kaczorowski

We propose a new magnetic phase diagram of La2-xSrxCuO4 around a quantum critical point x = 1/9 based on field-cooled magnetization measurements and critical fittings. A new phase boundary Tm2(H) is discovered which buries deeply below the…

Superconductivity · Physics 2015-06-04 X. L. Dong , P. H. Hor , F. Zhou , Z. X. Zhao

We report magnetization and specific heat measurements in the 2D frustrated spin-1/2 Heisenberg antiferromagnet Cs2CuCl4 at temperatures down to 0.05 K and high magnetic fields up to 11.5 T applied along a, b and c-axes. The low-field…

Strongly Correlated Electrons · Physics 2013-06-25 Y. Tokiwa , T. Radu , R. Coldea , H. Wilhelm , Z. Tylczynski , F. Steglich

Field-dependent specific heat and neutron scattering measurements were used to explore the antiferromagnetic S=1/2 chain compound CuCl2 * 2((CD3)2SO). At zero field the system acquires magnetic long-range order below TN=0.93K with an…

Strongly Correlated Electrons · Physics 2009-11-13 Y. Chen , M. B. Stone , M. Kenzelmann , C. D. Batista , D. H. Reich , C. Broholm

In the effective Ising spin-1/2 antiferromagnetic chain system BaCo$_2$V$_2$O$_8, the magnetic-field influence is highly anisotropic. For magnetic fields along the easy axis $c$, the N\'{e}el order is strongly suppressed already for low…

Strongly Correlated Electrons · Physics 2015-06-15 S. K. Niesen , G. Kolland , M. Seher , O. Breunig , M. Valldor , M. Braden , B. Grenier , T. Lorenz

The magnetic phase diagram of CuCrO2 was studied with a novel method of simultaneous Cu NMR and electric polarization techniques with the primary goal of demonstrating that regardless of cooling history of the sample the magnetic phase with…

Strongly Correlated Electrons · Physics 2018-03-21 Yu. A. Sakhratov , J. J. Kweon , E. S. Choi , H. D. Zhou , L. E. Svistov , A. P. Reyes

Frustrated magnets with a strong spin-lattice coupling can show rich magnetic phases and the associated fascinating phenomena. A promising platform is the breathing pyrochlore magnet CuInCr$_{4}$S$_{8}$ with localized $S=3/2$ Cr$^{3+}$…

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