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Related papers: NMR Study of MnSi under Pressure

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CePtSi2 was reported to exhibit an antiferromagnetic order below T*=1.8 K at ambient pressure, a valence state change at ~1.2 GPa, and superconductivity in the range between 1.4 and 2.1 GPa with the maximum transition temperature of 0.14 K…

Strongly Correlated Electrons · Physics 2022-06-17 S. E. Dissanayake , F. Ye , W. Tian , M. Matsuda , H. Muto , S. Suzuki , T. Nakano , S. Watanabe , J. Gouchi , Y. Uwatoko

We report 29Si nuclear magnetic resonance measurements of single crystals and aligned powders of URu2Si2 under pressure in the hidden order and paramagnetic phases. We find that the Knight shift decreases with applied pressure, consistent…

Static and dynamic magnetic properties of P\={3}1$m$-phase MnSb$_2$O$_6$ have been studied by means of muon spin relaxation ($\mu$SR), high-frequency electron spin resonance (HF-ESR), specific heat, and magnetisation studies in magnetic…

We explored the anomalously low moment in MnSi found by experiment (~0.4 $\mu_{\text{B}}$/Mn) vs the moment predicted by density functional theory (~1.0 $\mu_{\text{B}}$/Mn). With the addition of a Hubbard-U correction, we found several…

Strongly Correlated Electrons · Physics 2009-10-09 Robert D. Collyer , Dana A. Browne

We performed $^{59}$Co nuclear magnetic and quadrupole resonance (NMR and NQR) measurements under pressure on a single-crystalline CeCoSi, which undergoes an unresolved phase transition at $T_0$. The NQR spectra clearly showed that the…

Strongly Correlated Electrons · Physics 2021-01-19 Masahiro Manago , Hisashi Kotegawa , Hideki Tou , Hisatomo Harima , Hiroshi Tanida

The electron-doped high-transition-temperature (T_c) iron-based pnictide superconductor LaFeAsO_{1-x}H_x has a unique phase diagram: superconducting (SC) double domes are sandwiched by antiferromagnetic phases at ambient pressure and they…

Superconductivity · Physics 2016-10-06 N. Kawaguchi , N. Fujiwara , S. Iimura , S. Matsuishi , H. Hosono

Magnetism induced by external pressure ($p$) was studied in a FeSe crystal sample by means of muon-spin rotation. The magnetic transition changes from second-order to first-order for pressures exceeding the critical value $p_{{\rm…

SmS, a prototypical intermediate valence compound, has been studied by performing high-pressure nuclear magnetic resonance measurements on a $^{33}$S-enriched sample. The observation of an additional signal below 15-20 K above a…

Strongly Correlated Electrons · Physics 2021-11-25 S. Yoshida , T. Koyama , H. Yamada , Y. Nakai , K. Ueda , T. Mito , K. Kitagawa , Y. Haga

In a magnetically driven electronic nematic state, an externally applied uniaxial strain rounds the nematic transition and increases the magnetic transition temperature. We study both effects in a simple classical model of the…

Superconductivity · Physics 2016-11-26 Jiangping Hu , Chandan Setty , Steve Kivelson

The archetype cubic chiral magnet MnSi is home to some of the most fascinating states in condensed matter such as skyrmions and a non-Fermi liquid behavior in conjunction with a topological Hall effect under hydrostatic pressure. Using…

MnSi is a cubic compound with small magnetic anisotropy, which stabilizes a helimagnetic spin spiral that reduces to a ferromagnetic and antiferromagnetic state in the long- and short-wavelength limit, respectively. We report a…

Strongly Correlated Electrons · Physics 2013-05-29 M. Janoschek , F. Bernlochner , S. Dunsiger , C. Pfleiderer , P. Böni , B. Roessli , P. Link , A. Rosch

Magnetic susceptibility $\chi$ of the polycrystalline sample of samarium monosulfide was measured as a function of the hydrostatic pressure $P$ up to 2 kbar at liquid nitrogen and room temperatures using a pendulum-type magnetometer. A…

Strongly Correlated Electrons · Physics 2016-06-16 A. S. Panfilov , G. E. Grechnev , D. A. Chareev , A. A. Polkovnikov , O. V. Andreev

Neutrons and X-rays are powerful probes for studying magnetic and lattice excitations in strongly correlated materials over very wide ranges of momentum and energy transfers. In the focus of the present work are the incommensurate magnetic…

Strongly Correlated Electrons · Physics 2015-05-27 Peter Böni , Bertrand Roessli , Klaudia Hradil

We present high-pressure (2 GPa) $^7$Li nuclear magnetic resonance (NMR) measurements on single crystals of the hyper-honeycomb Kitaev magnet $\beta$-Li$_2$IrO$_3$. The spectra show evidence for a structural phase transition around 200 K…

Strongly Correlated Electrons · Physics 2025-12-16 Aimé Verrier , Vikram Nagarajan , Louis-Thomas Gendron , James G. Analytis , Jeffrey A. Quilliam

The superconductor Nb$_3$Sn has a high critical temperature and high critical field, widely used for high-field superconducting magnets. In this work we investigate its microscopic electronic structure with $^{93}$Nb nuclear magnetic…

The canting angles and fluctuation of the magnetic ion spins of spinel oxide MnCr${}_2$O${}_4$ were studied by nuclear magnetic resonance (NMR) at low temperatures, which has a collinear ferrimagnetic order below $T_C$ and a ferrimagnetic…

Strongly Correlated Electrons · Physics 2015-05-19 Dong Young Yoon , Soonchil Lee , Yoon Seok Oh , Kee Hoon Kim

We have performed $^{31}$P-NMR measurements on single-crystalline CeRuPO under pressure in order to understand the variation in magnetic character against pressure. The NMR spectra for $H \perp c$ and $H \parallel c$ at 2.15GPa split below…

Strongly Correlated Electrons · Physics 2014-10-16 Shunsaku Kitagawa , Hisashi Kotegawa , Hideki Tou , Ryota Yamauchi , Eiichi Matsuoka , Hitoshi Sugawara

We have studied the pressure dependence of the magnetization of single crystalline CeSi_1.81. At ambient pressure ferromagnetism develops below T_C = 9.5 Below ~ 5 K an additional shoulder in low-field hysteresis loops and a metamagnetic…

Strongly Correlated Electrons · Physics 2009-11-11 S. Drotziger , C. Pfleiderer , M. Uhlarz , H. v. Lohneysen , D. Souptel , W. Loser , G. Behr

$^{1}$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 observed an electronic energy level crossing in a molecular nanomagnet (MNM) using muon-spin relaxation. This effect, not observed previously despite several muon studies of MNM systems, provides further evidence that the spin…

Strongly Correlated Electrons · Physics 2015-05-27 T. Lancaster , J. S. Moeller , S. J. Blundell , F. L. Pratt , P. J. Baker , T. Guidi , G. A. Timco , R. E. P. Winpenny