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Related papers: Complex Chiral Modulations in FeGe close to Magnet…

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High-resolution DC magnetization and AC-specific heat data of the cubic helimagnet FeGe have been measured as function of temperature and magnetic field. The magnetization data as well as the isothermal susceptibility data confirm the…

Strongly Correlated Electrons · Physics 2015-06-11 L. Cevey , H. Wilhelm , M. Schmidt , R. Lortz

We report neutron inelastic scattering measurements and analysis of the spectrum of magnons propagating within the Fe2O4 bilayers of LuFe2O4. The observed spectrum is consistent with six magnetic modes and a single prominent gap, which is…

We report a neutron diffraction study of the magnetic structure of CeAlGe, a candidate topological semimetal that hosts a non-collinear, multi-$\mathbf{k}$ magnetic phase. By measuring both low- and high-momentum-transfer magnetic Bragg…

Strongly Correlated Electrons · Physics 2025-10-01 V. Pomjakushin , A. Podlesnyak , P. Puphal , S. Shin , J. S. White , E. Pomjakushina

Using polarized neutron scattering we establish that the magnetic order in La$_{1.48}$Nd$_{0.4}$Sr$_{0.12}$CuO$_4$ is either (i) one dimensionally modulated and collinear, consistent with the stripe model or (ii) two dimensionally modulated…

Strongly Correlated Electrons · Physics 2009-11-11 N. B. Christensen , H. M. Ronnow , J. Mesot , R. A. Ewings , N. Momono , M. Oda , M. Ido , M. Enderle , D. F. McMorrow , A. T. Boothroyd

Neutron scattering has played a significant role in characterizing magnetic and structural correlations in Fe$_{1+y}$Te$_{1-x}$Se$_x$ and their connections with superconductivity. Here we review several key aspects of the physics of iron…

Superconductivity · Physics 2020-08-26 J. M. Tranquada , Guangyong Xu , I. A. Zaliznyak

Structural and magnetic properties of the geometrically frustrated layered compound YBaCo4O7 have been studied by magnetization and neutron diffraction. A layered type crystal structure, with alternating tetrahedral layers of Kagom\'e and…

Strongly Correlated Electrons · Physics 2015-02-13 A. K. Bera , S. M. Yusuf , S. Banerjee

We report on spherical neutron polarimetry and unpolarized neutron diffraction in zero magnetic field as well as flipping ratio and static magnetization measurements in high magnetic fields on the multiferroic square lattice antiferromagnet…

Diffuse scattering around the (110) reciprocal lattice point has been investigated by elastic neutron scattering in the paraelectric and the relaxor phases of the disordered complex perovskite crystal-Pb(Zn1/3Nb2/3)O3(PZN). The appearance…

Materials Science · Physics 2009-11-07 D. La-Orauttapong , J. Toulouse , J. L. Robertson , Z. -G. Ye

We consider frequency dependence of the neutron scattering amplitude from a two-dimensional quantum antiferromagnet. It is well known that the long range order disappears at any finite temperature and hence the elastic neutron scattering…

Strongly Correlated Electrons · Physics 2011-04-06 A. A. Katanin , O. P. Sushkov

We report polarized- and unpolarized- neutron inelastic scattering measurements of the magnetic excitation spectrum in the spin-charge ordered phase of La3/2Sr1/2NiO4. Up to energies of ~30 meV we observe broad magnetic modes characteristic…

Strongly Correlated Electrons · Physics 2009-11-10 P. G. Freeman , A. T. Boothroyd , D. Prabhakaran , C. Frost , M. Enderle , A. Hiess

This paper continues the approach of Kostenko \& Thompson to calculating quantum electrodynamic processes in the ultrastrong magnetic field near some neutron stars, such as magnetars or merging binary neutron stars. Here we consider…

High Energy Astrophysical Phenomena · Physics 2020-03-31 Alexander Kostenko , Christopher Thompson

We report on a spin-polarized inelastic neutron scattering study of spin waves in the antiferromagnetically ordered state of BaFe2As2. Three distinct excitation components are identified, with spins fluctuating along the c-axis,…

Superconductivity · Physics 2014-01-09 Chong Wang , Rui Zhang , Fa Wang , Huiqian Luo , L. P. Regnault , Pengcheng Dai , Yuan Li

We present a comprehensive Small Angle Neutron Scattering (SANS) and Neutron Spin Echo Spectroscopy (NSE) study of the structural and dynamical aspects of the helimagnetic transition in Fe$_{1-x}$Co$_x$Si with $x$ = 0.30. In contrast to the…

A review is presented of the static and dynamic magnetic properties of hole-doped cuprate superconductors measured with neutron scattering. A wide variety of experiments are described with emphasis on the monolayer…

Superconductivity · Physics 2009-11-11 R. J. Birgeneau , C. Stock , J. M. Tranquada , K. Yamada

Neutron scattering experiments have been performed to elucidate magnetic properties of the quasicrystal approximant Au$_{70}$Si$_{17}$Tb$_{13}$, consisting of icosahedral spin clusters in a body-centered-cubic lattice. Bulk magnetic…

Materials Science · Physics 2020-08-26 Takanobu Hiroto , Taku J Sato , Huibo Cao , Takafumi Hawai , Tetsuya Yokoo , Shinichi Itoh , Ryuji Tamura

Various aspects of close and interesting relationship between antiferromagnetism and singlet ground states are introduced for which neutron scattering have been playing vital roles. The special emphasis is on the disorder-induced…

Strongly Correlated Electrons · Physics 2009-10-31 Hidetoshi Fukuyama

The scattering of pointlike particles at very large center of mass energies and fixed low momentum transfers, occurring due to both their electromagnetic and gravitational interactions is re-examined in the particular case when one of the…

High Energy Physics - Theory · Physics 2009-10-28 Saurya Das , Parthasarathi Majumdar

We present a comprehensive set of elastic and inelastic neutron scattering measurements on a range of Fe-doped samples of U(Ru$_{1-x}$Fe$_x$)$_2$Si$_2$ with 0.01~$\le~x~\le$~0.15. All of the samples measured exhibit long-range…

Strongly Correlated Electrons · Physics 2017-05-15 T. J. Williams , M. N. Wilson , A. A. Aczel , M. B. Stone , G. M. Luke

In this article, we report on inelastic neutron scattering measurements on a quasi-1D antiferromagnet BaCo$_2$V$_2$O$_8$ under a transverse magnetic field applied along the (0,1,0) direction. Combining results of inelastic neutron…

Strongly Correlated Electrons · Physics 2024-07-30 Xiao Wang , Konrad Puzniak , Karin Schmalzl , C. Balz , M. Matsuda , Akira Okutani , M. Hagiwara , Jie Ma , Jianda Wu , Bella Lake

We review neutron scattering investigations of the crystal structures, magnetic structures, and spin dynamics of the iron-based RFe(As,P)O (R=La, Ce, Pr, Nd), (Ba,Sr,Ca)Fe2As2, and Fe1+x(Te-Se) systems. On cooling from room temperature all…

Superconductivity · Physics 2009-05-20 Jeffrey W. Lynn , Pengcheng Dai