English
Related papers

Related papers: NMR Evidence for Antiferromagnetic Transition in t…

200 papers

Magnetic properties of a quasi one-dimensional magnet CuV_2O_6 have been studied by means of susceptibility measurement, NMR and powder neutron diffraction. Cu^{2+} spins (S=1/2) order antiferromagnetically below 22.6 K, and the saturation…

Strongly Correlated Electrons · Physics 2009-10-31 Jun Kikuchi , Kazuhiro Ishiguchi , Kiyoichiro Motoya , Masayuki Itoh , Kazunori Inari , Naotoshi Eguchi , Jun Akimitsu

There is now strong theoretical evidence that a wide range of frustrated magnets should support quantum spin-nematic order in applied magnetic field. Nonetheless, the fact that spin-nematic order does not break time-reversal symmetry makes…

Strongly Correlated Electrons · Physics 2016-05-18 Andrew Smerald , Nic Shannon

To investigate the paramagnetic properties of YbCuS2 under magnetic fields, we have performed the 63/65Cu-nuclear magnetic resonance (NMR) measurements. The NMR spectra can be reproduced by the simulations of the three-dimensional powder…

Strongly Correlated Electrons · Physics 2025-02-04 Fumiya Hori , Shunsaku Kitagawa , Kenji Ishida , Yudai Ohmagari , Takahiro Onimaru

Local-susceptibility measurements via the NMR shifts of $^{31}$P and $^{51}$V nuclei in the high-pressure phase of (VO)$_{2}$P$_{2}$O$_{7}$ confirmed the existence of a unique alternating antiferromagnetic chain with a zero-field spin gap…

Strongly Correlated Electrons · Physics 2007-05-23 J. Kikuchi , K. Motoya , T. Saito , M. Azuma , M. Takano

PbCuTe2O6 is a rare example of a spin liquid candidate featuring a three dimensional magnetic lattice. Strong geometric frustration arises from the dominant antiferromagnetic interaction which generates a hyperkagome network of Cu2+ ions…

Strongly Correlated Electrons · Physics 2016-03-14 P. Khuntia , F. Bert , P. Mendels , B. Koteswararao , A. V. Mahajan , M. Baenitz , F. C. Chou , C. Baines , A. Amato , Y. Furukawa

The proton nuclear spin-lattice relaxation rate 1/T1 has been measured as a function of temperature and magnetic field (up to 15 T) in the molecular magnetic ring Fe10. Striking enhancement of 1/T1 is observed around magnetic field values…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 M. -H. Julien , Z. H. Jang , A. Lascialfari , F. Borsa , M. Horvatic , A. Caneschi , D. Gatteschi

The magnetically ordered phase of body-centered tetragonal UAu$_2$Si$_2$ was explored through $^{29}$Si-NMR experiments. The field-swept NMR spectra show asymmetric peak splitting below magnetic phase transition temperature, $T_{\rm m}$ =…

Strongly Correlated Electrons · Physics 2018-11-14 C. Tabata , Y. Ihara , S. Shimmura , N. Miura , H. Hidaka , T. Yanagisawa , H. Amitsuka

From experimental and theoretical analyses of magnetic and specific-heat properties, we present the complete magnetic phase diagram of the quasi-one-dimensional antiferromagnet Cu(N$_2$H$_5$)$_2$(SO$_4$)$_2$. On cooling and at zero magnetic…

Strongly Correlated Electrons · Physics 2016-11-23 A. Paduan-Filho , A. P. Vieira , J. G. A. Ramon , R. S. Freitas

Magnetization and specific heat measurements on a UIrSi3 single crystal reveal Ising-like antiferromagnetism below T$_N$ = 41.7 K with easy magnetization direction along the c-axis of tetragonal structure. The antiferromagentic ordering is…

We have performed $^{63}$Cu nuclear magnetic resonance/nuclear quadrupole resonance measurements to investigate the magnetic and superconducting (SC) properties on a "superconductivity dominant" ($S$-type) single crystal of CeCu$_2$Si$_2$.…

Superconductivity · Physics 2017-10-11 S. Kitagawa , T. Higuchi , M. Manago , T. Yamanaka , K. Ishida , H. S. Jeevan , C. Geibel

63Cu nuclear magnetic resonance (NMR) spin-echo decay rate (T_2^{-1}) measurements are reported for the normal and superconducting states of a single crystal of Pr_{1.85}Ce_{0.15}CuO_{4-y} (PCCO) in a magnetic field B_0=9T over the…

Superconductivity · Physics 2009-11-10 F. Zamborszky , G. Wu , J. Shinagawa , W. Yu , H. Balci , R. L. Greene , W. G. Clark , S. E. Brown

We report a microscopic investigation of the magnetic structure and electronic properties of LaMnSi in its antiferromagnetic (AFM) state using nuclear magnetic resonance (NMR). Field-swept $^{55}$Mn- and $^{139}$La-NMR spectra, as well as…

Strongly Correlated Electrons · Physics 2026-01-29 Yusuke Sakai , Fumiya Hori , Hiroki Matsumura , Shumpei Oguchi , Shunsaku Kitagawa , Kenji Ishida , Hiroshi Tanida

Nuclear magnetic resonance (NMR) shifts, if stripped off their uncertainties, must hold key information about the electronic fluid in the cuprates. The early shift interpretation that favored a single-fluid scenario will be reviewed, as…

Superconductivity · Physics 2017-05-23 Jürgen Haase , Michael Jurkutat , Jonas Kohlrautz

We use neutron scattering to study the spin and lattice structures of single crystal and powder samples of Na$_{1-\delta}$FeAs ($T_c = 23$ K). On cooling from room temperature, the system goes through a series of phase transitions: first…

Superconductivity · Physics 2009-07-10 Shiliang Li , Clarina de la Cruz , Q. Huang , G. F. Chen , T. -L. Xia , J. L. Lou , N. L. Wang , Pengcheng Dai

We report the phase diagram of the doping series U_2Pt_xRh_(1-x)C_2, studied through measurements of resistivity, specific heat and magnetic susceptibility. The Neel temperature of U_2RhC_2 of ~ 22 K is suppressed with increasing Pt…

Strongly Correlated Electrons · Physics 2015-01-28 N. Wakeham , Ni Ni , E. D. Bauer , J. D. Thompson , E. Tegtmeier , F. Ronning

We report the results from a 17O Nuclear Magnetic Resonance (NMR) study of the high temperature superconducting cuprate (HTSC), RuSr2EuCu2O8. This compound has recently been found to exhibit the coexistence of magnetic order and…

Superconductivity · Physics 2015-06-24 S. Kramer , G. V. M. Williams

We report the results of Cu and Cl nuclear magnetic resonance experiments (NMR) and thermal expansion measurements in magnetic fields in the coupled dimer spin system TlCuCl3. We found that the field-induced antiferromagnetic transition as…

Strongly Correlated Electrons · Physics 2009-11-10 O. Vyaselev , M. Takigawa , A. Vasiliev , A. Oosawa , H. Tanaka

$^{1}$H-NMR spin-echo measurements of the spin-echo decay $M(2\tau)$ with a decay rate 1/$T_{2}$ and the frequency shift $\Delta\nu/\nu_{0}$ under applied magnetic field $\mathbf{B}$$_{0}$ = 9 T along the a-axis over a temperature range…

Strongly Correlated Electrons · Physics 2009-11-11 Guoqing Wu , P. Ranin , G. Gaidos , W. G. Clark , S. E. Brown , L. Balicas , L. K. Montgomery

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 systematic 31P-NMR study on iron (Fe)-based superconductors SrFe2(As_{1-x}P_{x})2 (Sr122AsP), in which a superconducting (SC) transition temperature Tc at x=0.35 increases from Tc=26 K up to 33 K by annealing an as-grown…

Superconductivity · Physics 2016-10-31 M. Miyamoto , H. Mukuda , T. Kobayashi , M. Yashima , Y. Kitaoka , S. Miyasaka , S. Tajima
‹ Prev 1 4 5 6 7 8 10 Next ›