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It has been proposed, that unconventional density waves (UDW) are possible candidates for systems with hidden order parameter. Unlike in conventional density waves, no periodic modulation of either the charge-, or the spin-density is…

Condensed Matter · Physics 2016-12-21 A. Virosztek , K. Maki , B. Dora

The coexistent state of the spin density wave (SDW) and the charge density wave (CDW) in the one-dimensional systems is studied by the mean field approximation at T=0 in various electron-filling cases. We find that the coexistent state of…

Strongly Correlated Electrons · Physics 2007-05-23 Keita Kishigi

We adopt a $t_1-t_2-t_3-J-G$ model for explanation of $x=1/8$ anomaly in La$_{2-x}$Sr$_x$CuO$_4$ family compound. The calculated charge susceptibility shows a maximum near $(\pi,\pi)$ at intermediate temperatures and near $(\pi,\pi/2)$ as…

Superconductivity · Physics 2007-05-23 I. A. Larionov , M. V. Eremin

In order to characterize in detail the charge density wave (CDW) transition of 1$T$-VSe$_2$, its electronic structure and lattice dynamics are comprehensively studied by means of x-ray diffraction, angle resolved photoemission (ARPES),…

We propose and study a two-dimensional (2D) phase of shifted charge density waves (CDW), which is constructed from an array of weakly coupled 1D CDW wires whose phases shift from one wire to the next. We show that the fully gapped bulk CDW…

Materials Science · Physics 2023-03-14 Song-Bo Zhang , Xiaoxiong Liu , Md Shafayat Hossain , Jia-Xin Yin , M. Zahid Hasan , Titus Neupert

We report experimental evidence of charge density wave (CDW) transition in monolayer 1T-VTe$_2$ film. 4$\times$4 reconstruction peaks are observed by low energy electron diffraction below the transition temperature $T_{CDW}$ = 186 K.…

Materials Science · Physics 2019-12-18 Yuan Wang , Junhai Ren , Jiaheng Li , Yujia Wang , Huining Peng , Pu Yu , Wenhui Duan , Shuyun Zhou

We study the conductivity of two-dimensional interacting electrons on the half-filled $N$th Landau level with $N \gg 1$ in the presence of the quenched disorder. The existence of the unidirectional charge-density wave state at temperature…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 I. S. Burmistrov

We study the effects of imperfect nesting in a simple 2D tight-binding model on the electronic properties in the density-wave (DW) state. The discussed model reflects the main features of quasi-1D metals, where the DW emerges. We show that…

Mesoscale and Nanoscale Physics · Physics 2025-01-23 A. V. Tsvetkova , Ya. I. Rodionov , P. D. Grigoriev

This work details the development of a three-dimensional (3D) electric field model for the LUX detector. The detector took data during two periods of searching for weakly interacting massive particle (WIMP) searches. After the first period…

After a brief introduction to crystalline organic superconductors and metals, we shall describe two recently-observed exotic phases that occur only in high magnetic fields. The first involves measurements of the non-linear electrical…

Superconductivity · Physics 2009-11-11 J. Singleton , N. Harrison , R. McDonald , P. A. Goddard , A. Bangura , A. Coldea , L. K. Montgomery , X. Chi

Our measurements of the Hall coefficient in rare-earth tritelluride compounds reveal a strong hysteresis between cooling and warming in the low temperature range where a second unidirectional charge density wave (CDW) occurs. We show that…

Strongly Correlated Electrons · Physics 2019-08-28 P. D. Grigoriev , A. A. Sinchenko , P. A. Vorobyev , A. Hadj-Azzem , P. Lejay , A. Bosak , P. Monceau

Temperature dependent transport measurements on ultrathin antiferromagnetic Mn films reveal a heretofore unknown non-universal weak localization correction to the conductivity which extends to disorder strengths greater than 100 k$\Omega$…

Mesoscale and Nanoscale Physics · Physics 2015-08-10 S. Buvaev , S. Ghosh , K. Muttalib , P. Wölfle , A. Hebard

We study the spectral properties of charge density wave (CDW) phase of the half-filled spinless Falicov-Kimball model within the framework of the Dynamical Mean Field Theory. We present detailed results for the spectral function in the CDW…

Strongly Correlated Electrons · Physics 2009-11-13 S. R. Hassan , H. R. Krishnamurthy

The long-sought pair density wave (PDW) is an exotic phase of matter in which charge density wave (CDW) order is intertwined with the amplitude or phase of coexisting, superconducting order \cite{Berg2009,Berg2009b}. Originally predicted to…

We report the evolution of a charge density wave (CDW) state in the quasi-2D rare-earth tritellurides ($R$Te$_3$ for $R$=Er,Tm) as a function of in-plane uniaxial stress. Measurements of the elastocaloric effect, resistivity, and…

Strongly Correlated Electrons · Physics 2022-05-31 J. A. W. Straquadine , M. S. Ikeda , I. R. Fisher

An incommensurate CDW may have the ability to slide, i.e., to generate an excess of current when the system is submitted to an external field. Sliding phenomenon is closely related to deformation of the periodic lattice distortion…

Strongly Correlated Electrons · Physics 2026-01-13 S. Mandal , D. Ghoneim , A. A. Sinchenko , V. L. R. Jacques , K. Wang , L. Ortega , J. Avila , P. Dudin , A. Tejeda , D. Le Bolloch

We propose that the presence of a rotationally symmetric charge density wave (CDW) with the modulation of 4-lattice constant in high-$T_c$ superconductors is essentially responsible for an anomalous quasiparticle dispersion revealed…

Superconductivity · Physics 2007-05-23 T. Zhou , Z. D. Wang

We use scanning tunneling microscopy to study the temperature evolution of the atomic-scale properties of the nearly-commensurate charge density wave (NC-CDW) state of the low-dimensional material, 1T-TaS$_2$. Our measurements at 203 K, 300…

Strongly Correlated Electrons · Physics 2023-04-28 Boning Yu , Ghilles Ainouche , Manoj Singh , Bishnu Sharma , James Huber , Michael C. Boyer

Charge density wave (CDW) correlations have recently been shown to universally exist in cuprate superconductors. However, their nature at high fields inferred from nuclear magnetic resonance is distinct from that measured by x-ray…

Collective phenomena in solids can be sensitive to the dimensionality of the system; a case of special interest is VSe2, which shows a (r7 x r3) charge density wave (CDW) in the single layer with the three-fold symmetry in the normal phase…

Mesoscale and Nanoscale Physics · Physics 2023-02-21 P. Chen , Y. -H. Chan , R. -Y. Liu , H. T. Zhang , Q. Gao , A. -V. Fedorov , M. Y. Chou , T. -C. Chiang