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Related papers: ^31P NMR investigations on the ferromagnetic quant…

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We present a new Kondo-lattice system, YbNi4P2, which is a clean heavy-fermion metal with a severely reduced ferromagnetic ordering temperature at T_C=0.17K, evidenced by distinct anomalies in susceptibility, specific-heat, and resistivity…

Strongly Correlated Electrons · Physics 2011-10-14 C Krellner , S Lausberg , A Steppke , M Brando , L Pedrero , H Pfau , S Tencé , H Rosner , F Steglich , C Geibel

We report $^{31}$P NMR studies of an oriented polycrystalline superconductor of Ba$_{0.5}$Sr$_{0.5}$Fe$_{2}$(As$_{1-x}$P$_{x}$)$_{2}$ with $x\sim$ 0.4 ($T_\mathrm{c}$ = 29 K) at $T$ = 14$-$325 K and $B_{0}$ = 1 and 5 T. The $^{31}$P Knight…

Superconductivity · Physics 2020-08-07 Y. Itoh , S. Adachi

We present nuclear magnetic resonance (NMR) and nuclear quadrupole resonance (NQR) measurements performed on single crystalline \ccag{}, a member of a recently discovered family of heavy fermion materials Ce$_2M$Al$_7$Ge$_4$ ($M$ = Co, Ir,…

Strongly Correlated Electrons · Physics 2018-12-21 A. P. Dioguardi , P. Guzman , P. F. S. Rosa , N. J. Ghimire , S. Eley , S. E. Brown , J. D. Thompson , E. D. Bauer , F. Ronning

The magnetic properties of Na2CuP2O7 were investigated by means of 31P nuclear magnetic resonance (NMR), magnetic susceptibility, and heat capacity measurements. We report the 31P NMR shift, the spin-lattice 1/T1, and spin-spin 1/T2…

Strongly Correlated Electrons · Physics 2016-08-31 R. Nath , A. V. Mahajan , N. Buettgen , C. Kegler , J. Hemberger , A. Loidl

The 31P-NMR (nuclear magnetic resonance) and muSR (muon spin relaxation) measurements on the filled skutterudite system SmFe4P12 have been carried out. The temperature T dependence of the 31P-NMR spectra indicates the existence of the…

We report $^{31}$P NMR measurements under various magnetic fields up to 7 T for the intermediate valence compound EuNi$_2$P$_2$, which shows heavy electronic states at low temperatures. In the high-temperature region above 40 K, the Knight…

We first analyze the recent experimental data on the nuclear spin-lattice relaxation rate of the Weyl semimetal TaP. We argue that its non-monotonic temperature dependence is explained by the temperature dependent chemical potential of Weyl…

Mesoscale and Nanoscale Physics · Physics 2019-03-07 Z. Okvátovity , H. Yasuoka , M. Baenitz , F. Simon , B. Dóra

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

We investigated the nuclear structure of $^{31}$P near the proton threshold using Nuclear Resonance Fluorescence (NRF) to refine the properties of key resonances in the $^{30}$Si(p,$\gamma$)$^{31}$P reaction, which is critical for…

Nuclear magnetic resonance (NMR) provides local, bulk information about the electronic properties of materials, and it has been influential for theory of high-temperature superconducting cuprates. Importantly, NMR found early that nuclear…

Superconductivity · Physics 2019-03-07 Marija Avramovska , Danica Pavićević , Jürgen Haase

We report $^{195}$Pt nuclear magnetic resonance (NMR) measurements on topological superconductor candidate YPtBi which has the broken inversion symmetry and topological non-trivial band structures due to the strong spin-orbit coupling(SOC).…

Superconductivity · Physics 2023-08-01 Y. Z. Zhou , J. Chen , Z. X. Li , J. Luo , J. Yang , Y. F. Guo , W. H. Wang , R. Zhou , Guo-qing Zheng

$^{51}$V nuclear magnetic resonance (NMR) and magnetization studies on CeTi$_{1-x}$V$_x$Ge$_3$ have been performed to explore the evolution from the ferromagnetic ($x = 0.113$) to the antiferromagnetic Kondo lattice state ($x = 1$), with…

Strongly Correlated Electrons · Physics 2019-10-30 M. Majumder , W. Kittler , V. Fritsch , H. v. Löhneysen , H. Yasuoka , M. Baenitz

A comprehensive comparison between the magnetic field- and temperature-dependent low frequency spin dynamics in the antiferromagnetic spin-1/2 Heisenberg chain (AFHC) system copper pyrazine dinitrate, probed via the 13C-nuclear magnetic…

Strongly Correlated Electrons · Physics 2015-05-19 H. Kuehne , A. A. Zvyagin , M. Guenther , A. P. Reyes , P. L. Kuhns , M. M. Turnbull , C. P. Landee , H. -H. Klauss

We report magnetization, specific heat, and NMR investigations on YFe2Al10 over a wide range in temperature and magnetic field and zero field (NQR) measurements. Magnetic susceptibility, specific heat and spin-lattice relaxation rate…

Strongly Correlated Electrons · Physics 2017-12-06 P. Khuntia , A. Strydom , L. S. Wu , M. C. Aronson , F. Steglich , M. Baenitz

Spin fluctuation is presumed to be one of the key properties in understanding the microscopic origin of heavy-fermion-like behavior in the class of transition-metal compounds, including LiV$_2$O$_4$, Y(Sc)Mn$_2$, and YMn$_2$Zn$_{20}$. In…

Strongly Correlated Electrons · Physics 2016-07-04 Masanori Miyazaki , Ichihiro Yamauchi , Ryosuke Kadono

We have investigated the spin dynamics in the bilayered perovskite Sr3Ru2O7 as a function of magnetic field and temperature using 17O-NMR. This system sits close to a metamagnetic quantum critical point (MMQCP) for the field perpendicular…

Strongly Correlated Electrons · Physics 2007-05-23 Kentaro Kitagawa , Kenji Ishida , Robin S. Perry , Takashi Tayama , Toshiro Sakakibara , Yoshiteru Maeno

75As and 31P NMR studies are performed in PrCoAsO and NdCoPO respectively. The Knight shift data in PrCoAsO indicate the presence of an antiferromagnetic interaction between the 4f moments along the c axis in the ferromagnetic state of Co…

Strongly Correlated Electrons · Physics 2015-06-15 M. Majumder , K. Ghoshray , A. Ghoshray , A. Pal , V. P. S. Awana

Nuclear magnetic resonance (NMR) measurements on the $^{195}$Pt nucleus in an aligned powder of the moderately heavy-fermion material U2PtC2 are consistent with spin-triplet pairing in its superconducting state. Across the superconducting…

Superconductivity · Physics 2015-06-24 A. M. Mounce , H. Yasuoka , G. Koutroulakis , N. Ni , E. D. Bauer , F. Ronning , J. D. Thompson

We solve the 3D periodic Anderson model via two impurity DMFT. We obtain the temperature v.s. hybridization phase diagram. In approaching the quantum critical point (QCP) both the Neel and lattice Kondo temperatures decrease and they do not…

Strongly Correlated Electrons · Physics 2007-05-23 Ping Sun , Gabriel Kotliar

We report $^{31}$P and $^{29}$Si NMR in single crystals of URu$_2$Si$_{2-x}$P$_x$ for $x=0.09$ and $x=0.33$. The spectra in the $x=0.33$ sample are consistent with a homogenous commensurate antiferromagnetic phase below $T_N \sim 37$ K. The…

Strongly Correlated Electrons · Physics 2017-01-23 K. R. Shirer , M. Lawson , T. Kissikov , B. T. Bush , A. Gallagher , K. -W. Chen , R. E. Baumbach , N. J. Curro
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