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We review a theoretical scenario for the origin of the spin-glass phase of underdoped cuprate materials. In particular it is shown how disorder in a correlated d-wave superconductor generates a magnetic phase by inducing local droplets of…

Superconductivity · Physics 2011-05-17 Brian M. Andersen , Markus Schmid , Siegfried Graser , P. J. Hirschfeld , Arno P. Kampf

We report magnetotransport measurements on high purity sintered samples of spintronic CrO2 in an unexplored crystallographic regime between 5-300 K. The negative magnetoresistance (MR) as derived from RH isotherms is observed to be…

Materials Science · Physics 2007-05-23 A. Bajpai , A. K. Nigam

Effects of nonmagnetic impurity doping on an AF spin-1/2 Heisenberg ladder system are studied by the QMC method. A single nonmagnetic impurity induces a localized spin-1/2 moment accompanied by "static" and enhanced AF correlations around…

Condensed Matter · Physics 2009-10-28 Youichirou Iino , Masatoshi Imada

We investigate the spin relaxation and Kondo resistivity caused by magnetic impurities in doped transition metal dichalcogenides monolayers. We show that momentum and spin relaxation times due to the exchange interaction by magnetic…

Mesoscale and Nanoscale Physics · Physics 2016-11-01 Habib Rostami , Ali G. Moghaddam , Reza Asgari

This letter reports our experimental results on magnetic-field-induced aftereffects in solution derived Bi4Fe2TiO12 film, in which e' decreases as much as 600 times after treated in a 5T magnetic field as that of the pristine one. The…

Materials Science · Physics 2013-01-23 L. J. Qiao , J. Lu , F. Xu , W. Y. Chu , X. Q. Ma

Defect-induced magnetism in graphene has been predicted theoretically and observed experimentally. However, there are open questions about the origin of the magnetic behavior when substitutional impurities with $sp$ electrons are…

Materials Science · Physics 2022-07-05 J. Hernández-Tecorralco , L. Meza-Montes , M. E. Cifuentes-Quintal , R. de Coss

We report the detailed study of the magnetocaloric effect (MCE) in a dipolar-Heisenberg magnet LiGdF$_4$ using magnetization measurements performed on a single crystal sample. Entropy variation on isothermal demagnetization from the…

Strongly Correlated Electrons · Physics 2023-07-25 G. Iu. Andreev , I. V. Romanova , O. A. Morozov , S. L. Korableva , R. G. Batulin , V. N. Glazkov , S. S. Sosin

Under the approximate chiral symmetry restoration, quark interactions with topological gluon fields in quantum chromodynamics can induce chirality imbalance and parity violation in local domains. An electric charge separation ({\sc cs})…

Nuclear Theory · Physics 2018-08-08 Hao-jie Xu , Xiaobao Wang , Hanlin Li , Jie Zhao , Zi-Wei Lin , Caiwan Shen , Fuqiang Wang

Cs2CuCl4 is known to possess a quantum spin liquid phase with antiferromagnetic interaction below 2.8 K. We report the observation of a new metastable magnetic phase of the triangular frustrated quantum spin system Cs2CuCl4 induced by the…

Strongly Correlated Electrons · Physics 2017-12-18 Hyeong-Jin Kim , C. R. S. Haines , C. Liu , Sae Hwan Chun , Kee Hoon Kim , H. T. Yi , Sang-Wook Cheong , Siddharth S. Saxena

Electric field control of magnetism is the key to many next generation spintronics applications1. Ferroelectric control of spin polarization2,3 followed by the electrically driven repeatable magnetization reversal in the absence of applied…

Materials Science · Physics 2016-01-14 Gaurav Vats , Ashok Kumar , Ram S. Katiyar , Nora Ortega

Inhomogeneous magnetoelectric effect in magnetization distribution heterogeneities (0-degree domain walls) appeared on crystal lattice defect of the multiferroic material has been investigated. Magnetic symmetry based predictions of kind of…

Materials Science · Physics 2010-12-14 Bogdan M. Tanygin

The chirality induced spin selectivity (CISS) effect is a fascinating phenomena correlating molecular structure with electron spin-polarisation in excited state measurements. Experimental procedures to quantify the spin-filtering magnitude…

The temperature dependent ac and dc magnetization and heat capacity data of Ca$_3$CoIrO$_6$, a spin-chain compound crystallizing in a K$_4$CdCl$_6$-derived rhombohedral structure, show the features due to magnetic ordering of a…

Strongly Correlated Electrons · Physics 2009-11-10 S. Rayaprol , Kausik Sengupta , E. V. Sampathkumaran

The interplay between spin and charge in solids is currently among the most discussed topics in condensed matter physics. Such interplay gives rise to magneto-electric coupling, which in the case of solids was named magneto-electric effect,…

Mesoscale and Nanoscale Physics · Physics 2017-01-19 Teik-Hui Lee , Chii-Dong Chen

By using the boundary derivative expansion formalism of fluid/gravity correspondence, we study the chiral vortical effect from the compactified D4-branes with smeared D0-brane charge. This background corresponds to a strongly coupled,…

High Energy Physics - Theory · Physics 2017-04-05 Chao Wu , Yidian Chen , Mei Huang

We show through a variational calculation that in a large range of parameters the paramagnetic to ferromagnetic transition in colossal magnetoresistance compounds is accompanied by a collapse of polaronic lattice disorder in addition to…

Strongly Correlated Electrons · Physics 2007-05-23 Evgenii E. Narimanov , Chandra M. Varma

We have carried out a systematic study on the effect of Cu doping on nuclear, magnetic, and dielectric properties in Mn$_{1-x}$Cu$_{x}$WO$_4$ for ${0}\leq{x}\leq{0.19}$ by a synergic use of different techniques, viz, heat capacity,…

Strongly Correlated Electrons · Physics 2015-08-31 C. M. N. Kumar , Y. Xiao , P. Lunkenheimer , A. Loidl , M. Ohl

We report a comprehensive inelastic neutron scattering study of the hybrid molecule-based multiferroic compound (ND4)2FeCl5D2O in the zero-field incommensurate cycloidal phase and the high-field quasi-collinear phase. The spontaneous…

Magnetic defects have pronounced effects on the magnetic properties of the face-centered cubic compound LiV2O4. The magnetic defects arise from crystal defects present within the normal spinel structure. High-energy x-ray diffraction…

Strongly Correlated Electrons · Physics 2010-11-17 S. Das , A. Kreyssig , S. Nandi , A. I. Goldman , D. C. Johnston

A detailed study of poly- and single crystalline samples of the normal spinel HgCr2S4 is reported. The structural refinement reveals enhanced values of the atomic displacements suggesting closeness to a structural instability.…

Materials Science · Physics 2009-11-11 V. Tsurkan , J. Hemberger , A. Krimmel , H. -A. Krug von Nidda , P. Lunkenheimer , S. Weber , V. Zestrea , A. Loidl
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