English
Related papers

Related papers: Correlation between charge density waves and antif…

200 papers

Charge density waves (CDWs) underpin the electronic properties of many complex materials. Near-equilibrium CDW order is linearly coupled to a periodic, atomic-structural distortion, and the dynamics is understood in terms of amplitude and…

Recent experiments in the underdoped regime of the hole-doped cuprates have found evidence for an incommensurate charge density wave state. We present an analysis of the charge ordering instabilities in a metal with antiferromagnetic…

Strongly Correlated Electrons · Physics 2014-12-23 Debanjan Chowdhury , Subir Sachdev

In the 2016 experiment by Crossno et al. [Science 351, 1058 (2016)], electronic contribution to the thermal conductivity of graphene was found to violate the well-known Wiedemann-Franz (WF) law for metals. At liquid nitrogen temperatures,…

Mesoscale and Nanoscale Physics · Physics 2021-05-24 Adam Rycerz

The charge density wave (CDW) transition temperature in the quasi-one dimensional (Q1D) organic material of (Per)$_2$Au(mnt)$_2$ is relatively low (TCDW = 12 K). Hence in a mean field BCS model, the CDW state should be completely suppressed…

Strongly Correlated Electrons · Physics 2009-11-10 D. Graf , J. S. Brooks , E. S. Choi , S. Uji , J. C. Dias , M. Almeida , M. Matos

Recent experimental results [A. Rusydi et al., Phys. Rev. Lett. 97, 016403 (2006)] revealed the stability of a peculiar charge density wave (CDW) with odd period (three or five) in the coupled Cu$_2$O$_5$ spin ladders in…

Strongly Correlated Electrons · Physics 2010-06-25 Krzysztof Wohlfeld , Andrzej M. Oleś , George A. Sawatzky

Physical properties for the late-lanthanide-based RNiC2 (R = Dy, Ho, Er, and Tm) ternary compounds are reported. All the compounds show antiferromagnetic ground state with the N\'eel temperature ranging from 3.4 K for HoNiC2 to 8.5 K for…

Strongly Correlated Electrons · Physics 2018-01-15 Marta Roman , Judyta Strychalska-Nowak , Tomasz Klimczuk , Kamil K. Kolincio

The existence of a charge density wave (CDW) in transition metal dichalcogenide CuS$_2$ has remained undetermined since its first experimental synthesis nearly 50 years ago. Despite conflicting experimental literature regarding its low…

Mesoscale and Nanoscale Physics · Physics 2020-10-07 Yuxin Yin , Jennifer Coulter , Christopher J. Ciccarino , Prineha Narang

We use resonant X-ray scattering at the nickel L$_{2,3}$ edges to investigate the interplay between orbital degrees of freedom and charge density waves (CDW) in the superconductor BaNi$_2$(As$_{1-x}$P$_x$)$_2$. Both the incommensurate and…

We study the role of electron correlations in the formation of the surface charge-density-wave state in the Sn/Ge(111) interface. The Fermi energy of the overlayer is treated as a dynamical variable, which undergoes a substantial…

Strongly Correlated Electrons · Physics 2009-10-31 J. Gonzalez

Polycrystalline samples of LaNi2(Ge{1-x}P{x})2 (x = 0, 0.25, 0.50, 0.75, 1) were synthesized and their properties investigated by x-ray diffraction (XRD), heat capacity Cp, magnetic susceptibility chi, and electrical resistivity rho…

Superconductivity · Physics 2013-08-20 R. J. Goetsch , V. K. Anand , Abhishek Pandey , D. C. Johnston

Detailed ${}^{31}$P nuclear magnetic resonance (NMR) measurements are presented on well-characterized single crystals of antiferromagnetic van der Waals Ni$_2$P$_2$S$_6$. An anomalous breakdown is observed in the proportionality of the NMR…

Strongly Correlated Electrons · Physics 2020-09-02 A. P. Dioguardi , S. Selter , S. Aswartham , M. -I. Sturza , R. Murugesan , M. S. Eldeeb , L. Hozoi , B. Büchner , H. -J. Grafe

Charge density waves (CDWs) with superconductivity, competing Fermi surface instabilities and collective orders, have captured much interest in two-dimensional van der Waals (vdW) materials. Understanding of CDW suppression mechanism, its…

Nuclear magnetic resonance, electron paramagnetic resonance and magnetization measurements show that bulk Li$_x$ZnPc are strongly correlated one-dimensional metals. The temperature dependence of the nuclear spin-lattice relaxation rate…

Strongly Correlated Electrons · Physics 2008-08-25 M. Filibian , P. Carretta , M. C. Mozzati , P. Ghigna , G. Zoppellaro , M. Ruben

We present magnetic susceptibility, resistivity, specific heat, and thermoelectric power measurements on (Ce$_{1-x}$La$_x$)Cu$_2$Ge$_2$ single crystals (0 $\leq x\leq$ 1). With La substitution, the antiferromagnetic temperature $T_N$ is…

Strongly Correlated Electrons · Physics 2015-09-01 H. Hodovanets , S. L. Bud'ko , W. E. Straszheim , V. Taufour , E. D. Mun , H. Kim , R. Flint , P. C. Canfield

Exploring the intricate interplay between magnetism and charge density waves has long been a fundamental pursuit at the forefront of condensed matter research. In this letter, based on symmetry analysis and first-principles calculations, we…

Materials Science · Physics 2025-08-06 Zi-Hao Ding , Lei Wang , Zhen-Feng Ouyang , Jingsi Qiao , Ze-Feng Gao , Wei Ji , Kai Liu , Peng-Jie Guo , Zhong-Yi Lu

In this paper, we investigated structures and charge density waves, including its origin of CDW, by using first-principles calculations. Firstly, we performed structure searches of NbSe_2 under different pressures to explore the possible…

Strongly Correlated Electrons · Physics 2017-07-12 Wending Zhao

At ambient pressure, bulk 2H-NbS$_2$ displays no charge density wave instability at odds with the isostructural and isoelectronic compounds 2H-NbSe$_2$, 2H-TaS$_2$ and 2H-TaSe$_2$, and in disagreement with harmonic calculations.…

Materials Science · Physics 2019-04-25 Raffaello Bianco , Ion Errea , Lorenzo Monacelli , Matteo Calandra , Francesco Mauri

In this study, we explore the impact of short-range antiferromagnetic correlations on the charge density wave (CDW) phase in strongly correlated electron systems exhibiting the pseudogap phenomenon. Our investigation employs a n-pole…

Strongly Correlated Electrons · Physics 2024-11-27 Leonardo Prauchner , Eleonir Calegari , Julian Faundez , Sergio Magalhaes

Polycrystalline samples of Ce(Cu$_{1-x}$Co$_x$)$_2$Ge$_2$ were investigated by means of electrical resistivity $\rho$($T$), magnetic susceptibility $\chi$($T$), specific heat $C$$_p$($T$) and thermo electric power $S$($T$) measurements. The…

Strongly Correlated Electrons · Physics 2018-10-26 Rajesh Tripathi , Debarchan Das , C. Geibel , S. K. Dhar , Z. Hossain

Inspired by recent discovery of metallic $d$-wave altermagnetism in KV$_2$Se$_2$O, we develop a self-consistent microscopic many-body calculation of density-wave order for an itinerant altermagnetic metal. We show that the strong $d$-wave…

Strongly Correlated Electrons · Physics 2026-02-13 Fei Yang , Guo-Dong Zhao , Binghai Yan , Long-Qing Chen