On the origin of charge-density waves in select layered transition-metal dichalcogenides

K Rossnagel - Journal of Physics: Condensed Matter, 2011 - iopscience.iop.org
The occurrence of charge-density waves in three selected layered transition-metal
dichalcogenides—1T-TaS 2, 2H-TaSe 2 and 1T-TiSe 2—is discussed from an …

Phase fluctuations and pseudogap phenomena

VM Loktev, RM Quick, SG Sharapov - Physics Reports, 2001 - Elsevier
This article reviews the current status of precursor superconducting phase fluctuations as a
possible mechanism for pseudogap formation in high-temperature superconductors. In …

Gate-tunable phase transitions in thin flakes of 1T-TaS2

Y Yu, F Yang, XF Lu, YJ Yan, YH Cho, L Ma… - Nature …, 2015 - nature.com
The ability to tune material properties using gating by electric fields is at the heart of modern
electronic technology. It is also a driving force behind recent advances in two-dimensional …

Ultrafast switching to a stable hidden quantum state in an electronic crystal

L Stojchevska, I Vaskivskyi, T Mertelj, P Kusar, D Svetin… - Science, 2014 - science.org
Hidden states of matter may be created if a system out of equilibrium follows a trajectory to a
state that is inaccessible or does not exist under normal equilibrium conditions. We found …

From Mott state to superconductivity in 1T-TaS2

B Sipos, AF Kusmartseva, A Akrap, H Berger, L Forró… - Nature materials, 2008 - nature.com
The search for the coexistence between superconductivity and other collective electronic
states in many instances promoted the discovery of novel states of matter. The manner in …

Nanoscale manipulation of the Mott insulating state coupled to charge order in 1T-TaS2

D Cho, S Cheon, KS Kim, SH Lee, YH Cho… - Nature …, 2016 - nature.com
The controllability over strongly correlated electronic states promises unique electronic
devices. A recent example is an optically induced ultrafast switching device based on the …

Controlling charge-density-wave states in nano-thick crystals of 1T-TaS2

M Yoshida, Y Zhang, J Ye, R Suzuki, Y Imai… - Scientific reports, 2014 - nature.com
Two-dimensional crystals, especially graphene and transition metal dichalcogenides
(TMDs), are attracting growing interests because they provide an ideal platform for novel …

Distinguishing a Mott insulator from a trivial insulator with atomic adsorbates

J Lee, KH Jin, HW Yeom - Physical Review Letters, 2021 - APS
In an electronic system with various interactions intertwined, revealing the origin of its many-
body ground state is challenging and a direct experimental way to verify the correlated …

Ultrafast Melting of a Charge-Density Wave in the Mott Insulator

S Hellmann, M Beye, C Sohrt, T Rohwer, F Sorgenfrei… - Physical Review Letters, 2010 - APS
Femtosecond time-resolved core-level photoemission spectroscopy with a free-electron
laser is used to measure the atomic-site specific charge-order dynamics of the charge …

Bias-Voltage Driven Switching of the Charge-Density-Wave and Normal Metallic Phases in 1T-TaS2 Thin-Film Devices

AK Geremew, S Rumyantsev, F Kargar, B Debnath… - ACS …, 2019 - ACS Publications
We report on switching among three charge-density-wave phases, commensurate, nearly
commensurate, incommensurate, and the high-temperature normal metallic phase in thin …