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We report the signatures of dynamic spin fluctuations in the layered honeycomb Li$_3$Cu$_2$SbO$_6$ compound, with a 3$d$ S = 1/2 $d^9$ Cu$^{2+}$ configuration, through muon spin rotation and relaxation ($\mu$SR) and neutron scattering…

Single crystal neutron diffraction, inelastic neutron scattering, bulk magnetization measurements, and first-principles calculations are used to investigate the magnetic properties of the honeycomb lattice $\rm Tb_2Ir_3Ga_9$. While the…

The crystallographic, magnetic, and transport properties of the van der Waals bonded, layered compound CrTe3 have been investigated on single crystal and polycrystalline materials. The crystal structure contains layers made up of lozenge…

We have synthesized high-quality single crystal samples of the erbium-based triangular lattice compound Ba3Er(BO3)3. Thermal and magnetic measurements reveal large anisotropy and a possible phase transition at 100 mK. The low-temperature…

The synthesis, structure, and basic magnetic properties of Na2Co2TeO6 and Na3Co2SbO6 are reported. The crystal structures were determined by neutron powder diffraction. Na2Co2TeO6 has a two-layer hexagonal structure (space group P6322)…

材料科学 · 物理学 2022-04-26 L. Viciu , Q. Huang , E. Morosan , H. W. Zandbergen , N. I. Greenbaum , T. McQueen , R. J. Cava

We have performed magnetic susceptibility, magnetization, and specific heat measurements on a chiral magnet GdNi$_3$Ga$_9$, belonging to the trigonal space group $R32$ (\#155). A magnetic phase transition takes place at $T_{\rm N}$ = 19.5…

We report the experimental observation of spin reorientation in the double perovskite Ho$_2$FeCoO$_6$. The magnetic phase transitions in this compound are characterized and studied through magnetization and specific heat, and the magnetic…

Polycrystalline samples of LaRuAsO, NdRuAsO, SmRuAsO, and GdRuAsO have been synthesized and studied using powder x-ray diffraction, electrical transport, magnetization, and heat capacity measurements. Variations in structural properties…

强关联电子 · 物理学 2012-07-10 Michael A. McGuire , Andrew F. May , Brian C. Sales

Monoclinic Li$_3$Co$_2$SbO$_6$ has been proposed as a Kitaev spin liquid candidate and investigated intensively, whereas the properties of its polymorph, the orthorhombic phase, is less known. Here we report the magnetic properties of the…

We present measurements of the magnetic moment and specific heat of single crystals of the spin-chain insulator, Pr3RuO7. The susceptibility indicates that three-dimensional antiferromagnetic order sets in at TN = 54 K, with spin…

强关联电子 · 物理学 2009-11-11 M. Freamat , X. N. Lin , V. Durairaj , S. Chikara , G. Cao , J. W. Brill

Multiferroic hexagonal h-Lu0.6Sc0.4FeO3 single crystals with non-collinear spins were studied using the THz and Raman scattering spectroscopies and ellipsometry. Antiferromagnetic resonances, or magnons, were found at about 0.85 THz and 1.2…

其他凝聚态物理 · 物理学 2025-07-31 V. A. Martinez , A. A. Sirenko , L. Bugnon , P. Marsik , C. Bernhard , Qing Zhang , G. L. Pascut , F. Lyzwa , Z. Liu , K. Du , S. -W. Cheong

We report a combined $^{115}$In NQR, $^{51}$V NMR and $\mu$SR spectroscopic study of the low-temperature magnetic properties of InCu$_{2/3}$V$_{1/3}$O$_3$, a quasi-two dimensional (2D) compound comprising in the spin sector a honeycomb…

Strong magnetocrystalline anisotropy is a well-known property of uranium compounds. The almost isotropic ferromagnetism in $\mathrm{U_{4}Ru_{7}Ge_{6}}$ reported in this paper represents a striking exception. We present results of…

强关联电子 · 物理学 2017-03-02 Michal Vališka , Martin Diviš , Vladimír Sechovský

A complete solid solution series between the t2g^4 perovskite ferromagnet SrRuO3 and the diamagnetic t2g^6 perovskite LaRhO3 has been prepared. The evolution with composition x in (SrRuO3)(1-x)(LaRhO3)(x) of the crystal structure and…

材料科学 · 物理学 2012-10-03 Phillip T. Barton , Ram Seshadri , Matthew J. Rosseinsky

We report the results of Hall coefficient R_H and magnetoresistance (MR) measurements on single crystalline samples of Sr3Ru2O7 grown by the floating zone method. R_H was found to be positive over the entire temperature range studied (0.3 -…

强关联电子 · 物理学 2010-10-11 Y. Liu , R. Jin , Z. Q. Mao , K. D. Nelson , M. K. Haas , R. J. Cava

We report a comprehensive neutron diffraction study of the crystal structure and magnetic order in a series of single-crystal and powder samples of SrFeO$_{3-\delta}$ in the vacancy range $0 \leq \delta \leq 0.23$. The data provide detailed…

强关联电子 · 物理学 2015-06-05 M. Reehuis , C. Ulrich , A. Maljuk , Ch. Niedermayer , B. Ouladdiaf , A. Hoser , T. Hofmann , B. Keimer

Magnetic properties of high-quality Al-free nonsuperconducting GdBa_2Cu_3O_{6+y} single crystals grown by flux method have been studied. The magnetic anisotropy below the N\'eel temperature T_N~2.3K corresponds to the direction of Gd^{3+}…

材料科学 · 物理学 2016-08-31 V. N. Narozhnyi , D. Eckert , G. Fuchs , V. Nekvasil , K. -H. Müller

Combining thermodynamic measurements with theoretical density functional and thermodynamic calculations we demonstrate that the honeycomb lattice iridates A2IrO3 (A = Na, Li) are magnetically ordered Mott insulators where the magnetism of…

强关联电子 · 物理学 2012-03-26 Yogesh Singh , S. Manni , J. Reuther , T. Berlijn , R. Thomale , W. Ku , S. Trebst , P. Gegenwart

We report synthesis and magnetization of Sr2RuREO6 (RE/Ru-211O6) with RE = Gd and Eu. Both Gd,Eu/Ru-211O6 are formed in distorted perovskite-type single phase with monoclinic P21/n space group. Magnetization (M/T) measurements exhibited…

强关联电子 · 物理学 2015-06-25 V. P. S. Awana , Rahul Tripaathi , V. K. Sharma , H. Kishan , E. Takayama-Muromachi , and I. Felner

Magnetization measurements on single-crystal cubic SrCuTe$_2$O$_6$ with an applied magnetic field of along three inequivalent high symmetry directions $[100]$, $[110]$, and $[111]$ reveal weak magnetic anisotropy. The fits of the magnetic…

强关联电子 · 物理学 2020-10-14 P. Saeaun , Y. Zhao , P. Piyawongwatthana , T. J. Sato , F. C. Chou , M. Avdeev , G. Gitgeatpong , K. Matan