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Related papers: Dynamic Lattice Distortions in Sr$_2$RuO$_4$: A mi…

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Two different probes, viz., 111In/111Cd and 181Hf/181Ta, simultaneously have been incorporated in both pure rutile and Hafnium (Hf) -doped rutile Titanium Dioxide (TiO2) systems following a soft chemical method. The local information around…

Chemical Physics · Physics 2016-12-15 D. Banerjee , S. K. Das , S. V. Thakare

We present an in-depth analysis of MnRuAs, a compound crystallizing in the P$\bar{6}$2m symmetry with a distorted kagome lattice, revealing its distinctive structural, magnetic, and electronic properties through state-of-the-art ab initio…

Materials Science · Physics 2025-01-14 Anusree C , Andrzej Ptok , Paweł Sobieszczyk , G. Vaitheeswaran , V. Kanchana

We report a global structural distortion in Sr$_2$IrO$_4$ using spatially resolved optical second and third harmonic generation rotational anisotropy measurements. A symmetry lowering from an $I4_{1}/acd$ to $I4_{1}/a$ space group is…

Strongly Correlated Electrons · Physics 2015-03-11 D. H. Torchinsky , H. Chu , L. Zhao , N. B. Perkins , Y. Sizyuk , T. Qi , G. Cao , D. Hsieh

The Ising triangular lattice remains the classic test-case for frustrated magnetism. Here we report neutron scattering measurements of short range magnetic order in CuMnO$_2$, which consists of a distorted lattice of Mn$^{3+}$ spins with…

Strongly Correlated Electrons · Physics 2020-08-13 Simon A. J. Kimber , Andrew Wildes , Hannu Mutka , Jan-Willem G. Bos , Dimitri N. Argyriou

In this paper we investigate the effect of Cd doping at ultra-low concentrations in SnO$_2$ both experimentally, by measuring the temperature dependence of the electric quadrupole hyperfine interactions with time-differential perturbed…

Materials Science · Physics 2019-01-23 Germán N. Darriba , Emiliano L. Muñoz , Artur W. Carbonari , Mario Rentería

The behavior of electrons in strained graphene is usually described using effective pseudomagnetic fields in a Dirac equation. Here we consider the particular case of a spatially constant strain. Our results indicate that lattice…

Mesoscale and Nanoscale Physics · Physics 2013-09-10 M. Oliva-Leyva , G. G. Naumis

Spin gapless semiconductors (SGSs), novel quantum materials, are notable for their tunable spin-transport properties. Considering that the SGS materials might have an invariably deformed lattice upon integration into devices, and given that…

Materials Science · Physics 2025-10-13 Amar Kumar , Sujeet Chaudhary , Sharat Chandra

The interplay between lattice distortions, magnetism, and spin-orbit coupling in 5d transition-metal halides offers a fertile platform for exploring correlated spin-lattice dynamics. Here, we investigate the impact of structural symmetry…

Strongly Correlated Electrons · Physics 2026-01-30 S. Bhatia , A. Ahmad , M. Zeeshan , S. Kaur , J. K. Anand , A. Goswami , B. K. Mani , K. Sen

In the triangular layered magnet PdCrO2 the intralayer magnetic interactions are strong, however the lattice structure frustrates interlayer interactions. In spite of this, long-range, 120$^\circ$ antiferromagnetic order condenses at $T_N =…

Results are reported for the $f$-electron intermetallic CeAuAl$_4$Ge$_2$, where the atomic arrangement of the cerium ions creates the conditions for geometric frustration. Despite this, magnetic susceptibility measurements reveal that the…

Materials Science · Physics 2017-10-04 S. Zhang , N. Aryal , K. Huang , K. -W. Chen , Y. Lai , D. Graf , T. Besara , T. Siegrist , E. Manousakis , R. E. Baumbach

A site-selective $^{27}$Al nuclear magnetic resonance (NMR) study is carried out on the Kondo lattice compound CePtAl$_4$Ge$_2$, which crystallizes in a rhombohedral lattice with quasi-two-dimensional Ce layers forming a triangular lattice…

Strongly Correlated Electrons · Physics 2025-12-11 H. Sakai , S. Shin , S. Kambe , Y. Tokunaga , H. Harima , E. Pomjakushina , T. Park

The lattice properties at low temperatures of two samples of NdFeAsO1-xFx (x=0.05 and 0.25) have been examined in order to investigate possible structural phase transition that may occur in the optimally doped superconducting sample with…

In the geometrically frustrated materials with the low-dimensional and small spin moment, the quantum fluctuation could interfere with the complicated interplay of the spin, electron, lattice and orbital interactions, and host exotic ground…

Strongly Correlated Electrons · Physics 2018-09-19 Z. Lu , L. Ge , G. Wang , M. Russina , G. Guenther , C. R. dela Cruz , R. Sinclair , H. D. Zhou , J. Ma

$\rm Sr_2IrO_4$ is an archetypal spin-orbit-coupled Mott insulator and has been extensively studied in part because of a wide range of predicted novel states. Limited experimental characterization of these states thus far brings to light…

Strongly Correlated Electrons · Physics 2020-09-14 Feng Ye , Christina Hoffmann , Wei Tian , Hengdi Zhao , G. Cao

Effects of lattice distortion on the magnetic ground state of YTiO$_3$ and LaiO$_3$ are investigated on the basis accurate tight-binding parametrization of the $t_{2g}$ electronic structure extracted from the local-density approximation.…

Strongly Correlated Electrons · Physics 2007-05-23 I. V. Solovyev

Structural properties of the spin chain and ladder compound Sr$_{14}$Cu$_{24}$O$_{41}$ have been studied using diffraction with hard x-rays. Strong incommensurate modulation reflections are observed due to the lattice mismatch of the chain…

Strongly Correlated Electrons · Physics 2007-05-23 M. v. Zimmermann , J. Geck , S. Kiele , R. Klingeler , B. Büchner

The chiral magnet Cu$_{2}$OSeO$_{3}$ hosts a skyrmion lattice, that may be equivalently described as a superposition of plane waves or lattice of particle-like topological objects. A thermal gradient may break up the skyrmion lattice and…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 S. Pöllath , J. Wild , L. Heinen , T. N. G. Meier , M. Kronseder , L. Tutsch , A. Bauer , H. Berger , C. Pfleiderer , J. Zweck , A. Rosch , C. H. Back

Light-matter interaction at the nanoscale in magnetic alloys and heterostructures is a topic of intense research in view of potential applications in high-density magnetic recording. While the element-specific dynamics of electron spins is…

Motivated by recent experimental results on GdRu$_2$Si$_2$ [Khanh, N.D., Nakajima, T., Yu, X. et al., \emph{Nat. Nanotechnol.} \textbf{15}, 444-449 (2020)], where nanometric square skyrmion lattice was observed, we propose simple analytical…

Strongly Correlated Electrons · Physics 2021-02-17 Oleg I. Utesov

Mechanical instability takes different forms in various ordered and disordered systems. We study the effect of thermal fluctuations in two disordered central-force lattice models near mechanical instability: randomly diluted triangular…

Soft Condensed Matter · Physics 2016-02-17 Leyou Zhang , Xiaoming Mao