English
Related papers

Related papers: Spatial ordering of the charge density waves in Nb…

200 papers

The discovery of superconducting transitions in pressurized La$_3$Ni$_2$O$_{7}$ and La$_4$Ni$_3$O$_{10}$ has highlighted the pivotal role of density wave (DW) orders in nickelate superconductors. To gain a comprehensive understanding of the…

Superconductivity · Physics 2026-01-27 Jie Dou , Feiyu Li , Mingxin Zhang , Jun Luo , Shuo Li , Aifang Fang , Jie Yang , Yanpeng Qi , Junjie Zhang , Rui Zhou

We discuss the interplay between electronic correlations and an underlying superlattice structure in determining the period of charge density waves (CDW's), by considering a one-dimensional Hubbard model with a repeated (non-random) pattern…

Strongly Correlated Electrons · Physics 2009-11-11 Andre L Malvezzi , Thereza Paiva , Raimundo R dos Santos

We present a detailed low temperature scanning tunneling microscopy study of the commensurate charge density wave (CDW) in 1$T$-TiSe$_2$ in the presence of single atom defects. We find no significant modification of the CDW lattice in…

Axion electrodynamics in condensed matter could emerge from the formation of charge density waves (CDWs) in Weyl semimetals. (TaSe$_4$)$_2$I was proposed to be the first material platform for realizing axionic CDW that may host topological…

Strongly Correlated Electrons · Physics 2021-12-22 Zengle Huang , Hemian Yi , Lujin Min , Zhiqiang Mao , Cui-Zu Chang , Weida Wu

We derive and study equations for dissipative transient processes in a constraint incommensurate charge density wave (CDW) with remnant pockets or a thermal population of normal carriers. The attention was paid to give the correct…

Strongly Correlated Electrons · Physics 2015-01-07 Alvaro Rojo Bravo , Tianyou Yi , Natasha Kirova , Serguei Brazovskii

Recently the charge density wave (CDW) in vanadium dichalcogenides have attracted increasing research interests, but a real-space investigation on the symmetry breaking of the CDW state in VTe2 monolayer is still lacking. We have…

Materials Science · Physics 2020-01-15 Guangyao Miao , Siwei Xue , Bo Li , Zijian Lin , Bing Liu , Xuetao Zhu , Weihua Wang , Jiandong Guo

Charge density wave (CDW), the periodic modulation of the electronic charge density, will open a gap on the Fermi surface that commonly leads to decreased or vanishing conductivity. On the other hand superconductivity, a commonly believed…

The charge-density-wave (CDW) instability in the underdoped, pseudogap part of the cuprate phase diagram has been a major recent research focus, yet measurements of dynamic, energy-resolved CDW correlations are still in their infancy. We…

Superconductivity · Physics 2020-07-01 B. Yu , W. Tabis , I. Bialo , F. Yakhou , N. Brookes , Z. Anderson , Y. Tang , G. Yu , M. Greven

Ferroelectricity in atomically thin bilayer structures has been recently predicted1 and measured[2-4] in two-dimensional (2D) materials with hexagonal non-centrosymmetric unit-cells. Interestingly, the crystal symmetry translates lateral…

Low-dimensional materials are susceptible to electronic instabilities such as charge density waves (CDWs), originating from a divergence in the Lindhard electron response function, combined with a finite electron-phonon coupling strength.…

Strongly Correlated Electrons · Physics 2024-09-11 Fei Guo , Michele Puppin , Lukas Hellbruck , Arnaud Magrez , Eduardo B. Guedes , Igor Sokolovic , J. Hugo Dil

We have grown thulium tellurides (TmTe2, TmTe3) thin layers (less than four layers) on graphene/SiC (0001) by molecular beam epitaxy. The charge density waves (CDWs) and lattice superstructures (LSs) are investigated by scanning tunneling…

Materials Science · Physics 2021-05-24 Zhilin Xu , Zimeng Zeng , Shuai-hua Ji , Xinqiang Cai , Xi Chen

Single layers of transition metal dichalcogenides (TMDCs) are excellent candidates for electronic applications beyond the graphene platform; many of them exhibit novel properties including charge density waves (CDWs) and magnetic ordering.…

Mesoscale and Nanoscale Physics · Physics 2018-11-15 P. Chen , W. -W. Pai , Y. -H. Chan , V. Madhavan , M. Y. Chou , S. -K. Mo , A. -V. Fedorov , T. -C. Chiang

CeTe$_3$ is a van der Waals antiferromagnet composed of magnetic [CeTe]$^+$ layers coupled to highly conducting Te$^{0.5-}$ square nets. Its simple quasi-two-dimensional electronic structure and cleavable nature make it an appealing…

Strongly Correlated Electrons · Physics 2026-04-29 Ryutaro Okuma , Yuita Fujisawa , Natsumi Maekawa , Akiko Nakao , Yoshihisa Ishikawa , Riki Kobayashi , Yoshinori Okada , Daichi Ueta

The interplay between charge density wave (CDW) and superconducting vortex bound states are crucial for fundamental physics of superconductivity and advancing quantum nanotechnologies. However, the CDW-mediated modulation of vortex bound…

Superconductivity · Physics 2026-01-13 Hao Zhang , Hui Chen , Zichen Huang , Zi-Ang Wang , Senhao Lv , Guoyu Xian , Hui Guo , Haitao Yang , Hong-Jun Gao

Femtosecond time-resolved X-ray diffraction is used to study a photo-induced phase transition between two charge density wave (CDW) states in 1T-TaS$_2$, namely the nearly commensurate (NC) and the incommensurate (I) CDW states. Structural…

The intense interest in triplet superconductivity partly stems from theoretical predictions of exotic excitations such as non-abelian Majorana modes, chiral supercurrents, and half-quantum vortices. However, fundamentally new, and…

Charge density wave (CDW) phases are symmetry-reduced states of matter in which a periodic modulation of the electronic charge frequently leads to drastic changes of the electronic spectrum, including the emergence of energy gaps. We…

Mesoscale and Nanoscale Physics · Physics 2017-06-30 Bahadur Singh , Chuang-Han Hsu , Wei-Feng Tsai , Vitor M. Pereira , Hsin Lin

Charge density waves (CDWs) in two-dimensional (2D) materials have been a major focus of research in condensed matter physics for several decades due to their potential for quantum-based technologies. In particular, CDWs can induce a…

Materials Science · Physics 2026-05-15 Martin Gutierrez-Amigo , Fang Yuan , Davide Campi , Leslie M. Schoop , Maia G. Vergniory , Ion Errea

Recent works have suggested that transient suppression of a charge density wave (CDW) by an ultra-short excitation can lead to an inversion of the CDW phase. We experimentally investigate the dynamics of the CDW in K$_{0.3}$MoO$_{3}$ by…

In this study, using low-temperature scanning tunneling microscopy (STM), we focus on understanding the native defects in pristine \textit{1T}-TiSe$_2$ at the atomic scale. We probe how they perturb the charge density waves (CDWs) and lead…

Materials Science · Physics 2021-04-07 Imrankhan Mulani , Umashankar Rajput , Luminita Harnagea , Aparna Deshpande
‹ Prev 1 8 9 10 Next ›