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Related papers: Spin resonance in chiral helimagnet

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Recent neutron scattering measurements on the spinel CdCr2O4 revealed a rare example of helical magnetic order in geometrically frustrated pyrochlore antiferromagnet. The spin spiral characterized by an incommensurate wavevector Q = 2pi (0,…

Strongly Correlated Electrons · Physics 2013-02-19 Eunsong Choi , Gia-Wei Chern , Natalia Perkins

Antiferromagnetism couples electron spin to its orbital motion, thus allowing excitation of electron-spin transitions by an ac electric rather than magnetic field - with absorption, exceeding that of common electron spin resonance at least…

Strongly Correlated Electrons · Physics 2009-08-08 Revaz Ramazashvili

We used electron spin resonance (ESR) combined with scanning tunneling microscopy (STM) to measure hydrogenated Ti (spin-1/2) atoms at low-symmetry binding sites on MgO in vector magnetic fields. We found strongly anisotropic g-values in…

The integration of scanning tunneling microscopy (STM) and electron spin resonance (ESR) spectroscopy has emerged as a powerful and innovative tool for discerning spin excitations and spin-spin interactions within atoms and molecules…

Mesoscale and Nanoscale Physics · Physics 2024-11-04 Lyuzhou Ye , Xiao Zheng , Xin Xu

Electron Spin Resonance (ESR) can microscopically probe both conduction electrons (ce) and local moment (LM) spin systems in different materials. A ce spin resonance (CESR) is observed in metallic systems based on light elements or with…

Strongly Correlated Electrons · Physics 2009-08-04 L. M. Holanda , J. M. Vargas , C. Rettori , S. Nakatsuji , K. Kuga , Z. Fisk , S. B. Oseroff , P. G. Pagliuso

In the light of recent results obtained for the prototype helimagnet MnSi we examine the possible magnetic structures of compounds of the same family, consistent with the crystal symmetries when the magnetic propagation vector is parallel…

Strongly Correlated Electrons · Physics 2017-06-05 A. Yaouanc , P. Dalmas de Reotier , A. Maisuradze , B. Roessli

Motivated by recent experiments on Ni(C_{2}H_{8}N_{2})_{2}Ni(CN)_{4} (commonly known as NENC), we study the electron spin resonance in the critical high-field phase of the antiferromagnetic S=1 chain with strong planar anisotropy and show…

Strongly Correlated Electrons · Physics 2009-11-07 A. K. Kolezhuk , H. -J. Mikeska

We show that resonance phenomena can be treated as nonequilibrium phase transitions. Resonance phenomena, similar to equilibrium phase transitions, are accompanied by some kind of symmetry breaking and can be characterized by order…

Mesoscale and Nanoscale Physics · Physics 2018-02-16 V. I. Yukalov , E. P. Yukalova

Direct electron spin resonance (ESR) on a high mobility two dimensional electron gas in a single AlAs quantum well reveals an electronic $g$-factor of 1.991 at 9.35 GHz and 1.989 at 34 GHz with a minimum linewidth of 7 Gauss. The ESR…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. Schulte , J. G. S. Lok , G. Denninger , W. Dietsche

Multi-frequency electron spin resonance (ESR) transmission spectra have been measured as function of temperature and magnetic field on single crystals of the quasi-one-dimensional spin-1 chain compound SrNi2V2O8 in the GHz frequency range.…

Strongly Correlated Electrons · Physics 2013-03-18 Zhe Wang , M. Schmidt , A. K. Bera , A. T. M. N. Islam , B. Lake , A. Loidl , J. Deisenhofer

Time-reversal symmetry (TRS) is pivotal for materials optical, magnetic, topological, and transport properties. Chiral phonons, characterized by atoms rotating unidirectionally around their equilibrium positions, generate dynamic lattice…

We report an electron spin resonance (ESR) study of the s=1/2-Heisenberg pseudo-ladder magnet CaCu2O3 in pulsed magnetic fields up to 40 T. At sub-Terahertz frequencies we observe an ESR signal originating from a small amount of…

Strongly Correlated Electrons · Physics 2009-11-11 M. Goiran , M. Costes , J. M. Broto , F. C. Chou , R. Klingeler , E. Arushanov , S. -L. Drechsler , B. Büchner , V. Kataev

We study a scheme for electrical detection, using electron spin resonance, of coherent vibrations in a molecular single electron level trapped near a conduction channel. Both equilibrium spin-currents and non-equilibrium spin- and charge…

Mesoscale and Nanoscale Physics · Physics 2008-09-17 J. Fransson , Jian-Xin Zhu

We develop a theoretical basis for understanding the spin relaxation processes in Kondo lattice systems with heavy fermions as experimentally observed by electron spin resonance (ESR). The Kondo effect leads to a common energy scale that…

Strongly Correlated Electrons · Physics 2009-12-16 B. I. Kochelaev , S. I. Belov , A. M. Skvortsova , A. S. Kutuzov , J. Sichelschmidt , J. Wykhoff , C. Geibel , F. Steglich

We report electron spin resonance (ESR) measurements on a large-area silicon MOSFET. An ESR signal at g-factor 1.9999(1), and with a linewidth of 0.6 G, is observed and found to arise from two-dimensional (2D) electrons at the Si/SiO2…

Materials Science · Physics 2009-12-20 S. Shankar , A. M. Tyryshkin , S. Avasthi , S. A. Lyon

We report on the electron spin resonance (ESR) of Eu$^{2+}$ in Eu$T_{2}$P$_{2}$ ($T$=Mn, Zn, Cd) single crystals. The temperature dependencies of ESR linewidth and resonance shift show a similar behaviour when approaching the Eu-ordered…

Strongly Correlated Electrons · Physics 2026-01-29 Jörg Sichelschmidt , Pierre Chailloleau , Sarah Krebber , Asmaa El Mard , Cornelius Krellner , Kristin Kliemt

We study the phenomenology of a strongly interacting electroweak symmetry breaking sector in which the physics is dominated by spin one resonances. Specifically we will consider an effective description of dynamical symmetry breaking based…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. De Curtis

We assess the impact of magnetic disorder on the spin excitation spectra of the chiral helimagnetic crystal $\mathrm{CrNb_3S_6}$ using microwave resonance spectroscopy. The chiral spin soliton lattice phase (CSL), which is a prototype of a…

Materials Science · Physics 2019-03-26 F. J. T. Goncalves , Y. Shimamoto , T. Sogo , G. W. Paterson , Y. Kousaka , Y. Togawa

Electron Spin Resonance (ESR) describes a suite of techniques for characterising electronic systems, with applications in physics, materials science, chemistry, and biology. However, the requirement for large electron spin ensembles in…

Quantum Physics · Physics 2015-03-04 L. T. Hall , P. Kehayias , D. A. Simpson , A. Jarmola , A. Stacey , D. Budker , L. C. L. Hollenberg

Ferromagnetism is an exciting phase of matter exhibiting strongly correlated electron behavior and a standard example of spontaneously broken rotational symmetry: below the Curie temperature, atomic magnets in an isotropic single-domain…

Other Condensed Matter · Physics 2018-04-06 E. Solano-Carrillo