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Related papers: Quasi-one-dimensional spin chains in CuSiO3: an EP…

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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

We have measured the thermal conductivity along the c-axis, \k{appa}||c, parallel to ferromagnetic spin-chains of single crystals of the S = 1/2 quasi-one-dimensional spin system CsCuCl3 in magnetic fields up to 14 T, in order to…

Strongly Correlated Electrons · Physics 2015-10-30 T. Kawamata , H. Sudo , Y. Matsuoka , K. Naruse , M. Ohno , T. Sasaki , Y. Koike

Recently a new family of Cr-based A2Cr3As3 (A = K, Rb, Cs) superconductors were reported, which own a rare quasi-one-dimensional (Q1D) crystal structure with infinite (Cr3As3)2- chains and exhibit intriguing superconducting characteristics…

Superconductivity · Physics 2017-10-18 Qing-Ge Mu , Bin-Bin Ruan , Bo-Jin Pan , Tong Liu , Jia Yu , Kang Zhao , Gen-Fu Chen , Zhi-An Ren

We have investigated low energy nuclear spin excitations in strongly correlated electron compound HoCrO$_3$. We observe clear inelastic peaks at $E = 22.18 \pm 0.04$ $\mu eV$ in both energy loss and gain sides. The energy of the inelastic…

Strongly Correlated Electrons · Physics 2013-07-12 T. Chatterji , N. Jalarvo , C. M. N. Kumar , Y. Xiao , Th. Brückel

Cu(C$_8$H$_6$N$_2$)Cl$_2$, a strong-rung spin-1/2 Heisenberg ladder compound, is probed by means of electron spin resonance (ESR) spectroscopy in the field-induced gapless phase above $H_{c1}$. The temperature dependence of the ESR…

Strongly Correlated Electrons · Physics 2016-04-19 A. N. Ponomaryov , M. Ozerov , L. Zviagina , J. Wosnitza , K. Yu. Povarov , F. Xiao , A. Zheludev , C. Landee , E. Čižmár , A. A. Zvyagin , S. A. Zvyagin

The material copper pyrimidine dinitrate (Cu-PM) is a quasi-one-dimensional spin system described by the spin-1/2 XXZ Heisenberg antiferromagnet with Dzyaloshinskii-Moriya interactions. Based on numerical results obtained by the…

The $S=1/2$ Heisenberg antiferromagnet in the ladder geometry is studied as a model for the spin degrees of freedom of SrCu$_2$O$_3$. The susceptibility and the spin echo decay rate are calculated using a quantum Monte Carlo technique, and…

Condensed Matter · Physics 2009-10-28 A. W. Sandvik , E. Dagotto , D. J. Scalapino

Inelastic neutron scattering profiles of spin waves in the dilute quasi-one-dimensional Ising-like antiferromagnet CsCo_{0.83}Mg_{0.17}Br_3 have been investigated. Calculations of S^{xx}(Q,omega), based on an effective spin Hamiltonian,…

Condensed Matter · Physics 2009-11-07 Y. S. Yang , F. Marsiglio , M. Madsen , B. D. Gaulin , R. B. Rogge , J. A. Fernandez-Baca

Low-dimensional magnetic materials have attracted much attention due to their novel properties and high potential for spintronic applications. In this work, we study the electronic structure and magnetic properties of the pseudo…

Materials Science · Physics 2021-12-22 Guangyu Wang , Lu Liu , Ke Yang , Hua Wu

We report elastic neutron diffraction and muon spin relaxation (muSR) measurements of the quasi one-dimensional antiferromagnets Sr2CuO3 and Ca2CuO3, which have extraordinarily reduced TN/J ratios. We observe almost resolution-limited…

In the spin-Peierls compound CuGeO$_{3}$, the commensurate-incommensurate transition concerning the modulation of atomic position and the local spin-polarization is fully monitored at T=0 by the application of an external magnetic field…

Strongly Correlated Electrons · Physics 2009-10-31 M. Horvatic , Y. Fagot Revurat , C. Berthier , G. Dhalenne , A. Revcolevschi

The Ba3Cu3In4O12 stands for unique topology of the magnetic subsystem. It consists of rotated by 90\Box$^b$ relative to each other "paper-chain" columns made of vertex-sharing CuIO4 and CuIIO4 planar units. The overall pattern of the copper…

Neutron powder diffraction experiment has been performed on the quasicrystal approximant Au$_{72}$Al$_{14}$Tb$_{14}$, a body-center-cubic crystal of icosahedral spin clusters. The long-range antiferromagnetic order was confirmed at the…

Materials Science · Physics 2019-08-21 Taku J Sato , Asuka Ishikawa , Akira Sakurai , Masashi Hattori , Maxim Avdeev , Ryuji Tamura

We report the results of ac and dc magnetization (M) and heat-capacity (C) measurements on the solid solution, Sr$_3$Cu$_{1-x}$Zn$_x$IrO$_6$. While the Zn end member is known to form in a rhombohedral pseudo one-dimensional K$_4$CdCl$_6$…

Strongly Correlated Electrons · Physics 2009-11-07 Asad Niazi , E. V. Sampathkumaran , P. L. Paulose , D. Eckert , A. Handstein , K. -H. Müller

We study the spin susceptibility of the orbital-singlet pairings, including the spin-triplet/orbital-singlet/$s$-wave $E_g$ representation proposed by Suh \textit{et al}., [H.\ G.\ Suh \textit{et al}., Phys.\ Rev.\ Research \textbf{2},…

Superconductivity · Physics 2022-02-22 Yuri Fukaya , Tatsuki Hashimoto , Masatoshi Sato , Yukio Tanaka , Keiji Yada

A new spin-1/2 quasi-one-dimensional antiferromagnet KCuMoO_4(OH) is prepared by the hydrothermal method. The crystal structures of KCuMoO_4(OH) and the already-known Na-analogue, NaCuMoO_4(OH), are isotypic, comprising chains of Cu^{2+}…

Strongly Correlated Electrons · Physics 2015-05-21 Kazuhiro Nawa , Takeshi Yajima , Yoshihiko Okamoto , Zenji Hiroi

Using thermodynamic measurements and density-functional band-structure calculations, we explore magnetic behavior of SrCuTe2O6. Despite being a structural sibling of a three-dimensional frustrated system PbCuTe2O6, this spin-1/2 quantum…

Materials Science · Physics 2015-06-29 N. Ahmed , A. A. Tsirlin , R. Nath

A spin-triplet superconductor can harbor Majorana bound states that can be used in topological quantum computing. Recently, K2Cr3As3 and its variants with critical temperature Tc as high as 8 K have emerged as a new class of superconductors…

Superconductivity · Physics 2022-01-07 J. Yang , J. Luo , C. J. Yi , Y. G. Shi , Y. Zhou , Guo-qing Zheng

Alpha-phase (a-) RuCl_3 has emerged as a prime candidate for a quantum spin liquid (QSL) that promises exotic quasiparticles relevant for fault-tolerant quantum computation. Here, we report spin sensitive transport measurements to probe…

Strongly Correlated Electrons · Physics 2026-04-27 H. Idzuchi , M. Kimata , S. Okamoto , P. Laurell , N. Mohanta , M. Cothrine , S. E. Nagler , D. Mandrus , A. Banerjee , Y. P. Chen

We explore orbital dynamics in the spin liquid candidate Ba3CuSb2O9 using multi-frequency electron spin resonance. We prepared two high quality single crystals. The crystal with a slight copper deficiency shows a structural phase transition…

Strongly Correlated Electrons · Physics 2015-12-09 Yibo Han , Masayuki Hagiwara , Takehito Nakano , Yasuo Nozue , Kenta Kimura , Mario Halim , Satoru Nakatsuji