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Related papers: NMR Study of MnSi under Pressure

200 papers

We report comprehensive small angle neutron scattering (SANS) measurements complemented by ac susceptibility data of the helical order, conical phase and skyrmion lattice phase (SLP) in MnSi under uniaxial pressures. For all…

Strongly Correlated Electrons · Physics 2015-12-31 A. Chacon , A. Bauer , T. Adams , F. Rucker , G. Brandl , R. Georgii , M. Garst , C. Pfleiderer

Spin waves in chiral magnetic materials are strongly influenced by the Dzyaloshinskii-Moriya interaction resulting in intriguing phenomena like non-reciprocal magnon propagation and magnetochiral dichroism. Here, we study the non-reciprocal…

We report high-pressure $^{77}$Se NMR studies on FeSe single crystals that reveal a prominent inhomogeneous NMR linewidth broadening upon cooling, with the magnetic field applied along the tetragonal [110] direction. The data indicate the…

Superconductivity · Physics 2017-09-29 P. S. Wang , P. Zhou , S. S. Sun , Y. Cui , T. R. Li , Hechang Lei , Ziqiang Wang , Weiqiang Yu

A careful study of thermodynamic and transport properties of a high quality single crystal of MnSi at ambient pressure suggests that its transition to a helical magnetic state near 29 K is weakly first order. The heat capacity, temperature…

Strongly Correlated Electrons · Physics 2007-05-23 S. M. Stishov , A. E. Petrova , S. Khasanov , G. Kh. Panova , A. A. Shikov , J. C. Lashley , D. Wu , T. A. Lograsso

In Ba(Fe0.95Co0.05)2As2 all of the 75As NMR intensity at the paramagnetic resonance position vanishes abruptly below Tonset(SDW)=56 K, indicating that magnetic (spin density wave) order is present in all of the sample volume, despite bulk…

Superconductivity · Physics 2009-08-25 M. -H. Julien , H. Mayaffre , M. Horvatic , C. Berthier , X. D. Zhang , W. Wu , G. F. Chen , N. L. Wang , J. L. Luo

The polarized neutron scattering in helimagnetic MnSi at low $T$ reveals existence of a partially disordered chiral state at ambient pressure in the magnetic field applied along $<111>$ axis below the first order transition to the…

Strongly Correlated Electrons · Physics 2007-05-23 S. V. Maleyev S. V. Grigoriev

Pressure-induced variations of $^{27}$Al NMR spectra of CeAl$_3$ indicate significant changes in the ground-state characteristics of this prototypical heavy-electron compound. Previously reported magnetic and electronic inhomogeneities at…

Strongly Correlated Electrons · Physics 2008-04-09 M. Weller , J. L. Gavilano , A. Sacchetti , H. R. Ott

MnSi is an itinerant magnet which at low temperatures develops a helical spin density wave. Under pressure it undergoes a transition into an unusual partially ordered state whose nature is debated. Here we propose that the helical spin…

Strongly Correlated Electrons · Physics 2009-11-11 B. Binz , A. Vishwanath , V. Aji

Nuclear magnetic resonance (NMR) study of the high magnetic field (H) part of the Bose-Einstein condensed (BEC) phase of the quasi-onedimensional (quasi-1D) antiferromagnetic quantum spin-chain compound NiCl2-4SC(NH2)2 (DTN) was performed.…

We report the observation of a highly unusual Hall current in the MnSi in an applied pressure P = 6-12 kbar. The Hall conductivity displays a distinctive step-wise field profile quite unlike any other Hall response observed in solids. We…

Strongly Correlated Electrons · Physics 2015-05-13 Minhyea Lee , W. Kang , Y. Onose , Y. Tokura , N. P. Ong

Magnetic properties in the quasi-one-dimensional organic salt (TMTTF)2SbF6 are investigated by 13C NMR under pressures. Antiferromagnetic phase transition at ambient pressure (AFI) is confirmed. Charge-ordering is suppressed by pressure and…

Strongly Correlated Electrons · Physics 2015-05-30 F. Iwase , K. Sugiura , K. Furukawa , T. Nakamura

The magnetic, thermal and transport properties as well as electronic band structure of MnPtSi are reported. MnPtSi is a metal that undergoes a ferromagnetic transition at $T_{\mathrm{C}}=340$(1) K and a spin-reorientation transition at…

Strongly Correlated Electrons · Physics 2019-09-04 Monika B. Gamża , Walter Schnelle , Helge Rosner , Sarah V. Ackerbauer , Yuri Grin , Andreas Leithe-Jasper

A magnetic order can be completely suppressed at zero temperature($T$), by doping carriers or applying pressure, at a quantum critical point(QCP), around which physical properties change drastically. However, the situation is unclear for an…

Superconductivity · Physics 2018-10-23 C. G. Wang , Z. Li , J. Yang , L. Y. Xing , G. Y. Dai , X. C. Wang , C. Q. Jin , R. Zhou , Guo-qing Zheng

Chiral magnetic textures, such as skyrmions, are of great interest to the condensed matter community due to their novel transport properties. The stabilization of topologically non-trivial magnetic phases, like the skyrmion lattice in MnSi,…

Strongly Correlated Electrons · Physics 2026-04-27 I. N. Khoroshiy , A. Podlesnyak , D. Menzel , M. C. Rahn , D. S. Inosov , A. S. Sukhanov , S. E. Nikitin

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

The pressure dependence of the structural, magnetic and superconducting transitions and of the superconducting upper critical field were studied in sulfur-substituted Fe(Se$_{1-x}$S$_{x}$). Resistance measurements were performed on single…

We performed $^{85}$Rb nuclear magnetic resonance (NMR) measurements on the $S$ = 1 bilayer triangular-lattice antiferromagnet Rb$_2$Ni$_2$(SeO$_3$)$_3$ in magnetic fields up to 26 T. In the field range from 3 T to 26 T, the NMR spectral…

High pressure neutron diffraction is employed to investigate the magnetic behavior of CaMn$_2$Bi$_2$ in extreme conditions. In contrast to antiferromagnetic ordering on Mn atoms reported at ambient pressure, our results reveal that at high…

Materials Science · Physics 2023-12-04 Madalynn Marshall , Haozhe Wang , Antonio M. dos Santos , Bianca Haberl , Weiwei Xie

New measurements of AC magnetic susceptibility and DC resistivity of a high quality single crystal MnSi were carried out at high pressure making use of helium as a pressure medium. The form of the AC magnetic susceptibility curves at the…

Strongly Correlated Electrons · Physics 2009-11-13 Alla E. Petrova , Vladimir N. Krasnorussky , T. A. Lograsso , Sergei M. Stishov

The recently discovered superconductivity with critical temperature $T_c$ up to 80 K in the double-layer Nickelate La$_3$Ni$_2$O$_{7-\delta}$ under pressure has drawn great attention. Here we report the positive muon spin relaxation…

Strongly Correlated Electrons · Physics 2024-05-14 Kaiwen Chen , Xiangqi Liu , Jiachen Jiao , Muyuan Zou , Yixuan Luo , Qiong Wu , Ningyuan Zhang , Yanfeng Guo , Lei Shu