Emergence of New van Hove Singularities in the Charge Density Wave State of a Topological Kagome Metal

S Cho, H Ma, W **a, Y Yang, Z Liu, Z Huang, Z Jiang… - Physical Review Letters, 2021 - APS
Quantum materials with layered kagome structures have drawn considerable attention due
to their unique lattice geometry, which gives rise to flat bands together with Dirac-like …

Hidden structures: a driving factor to achieve low thermal conductivity and high thermoelectric performance

D Sarkar, A Bhui, I Maria, M Dutta… - Chemical Society Reviews, 2024 - pubs.rsc.org
The long-range periodic atomic arrangement or the lack thereof in solids typically dictates
the magnitude and temperature dependence of their lattice thermal conductivity (κlat) …

Dramatic Plasmon Response to the Charge-Density-Wave Gap Development in

Z Lin, C Wang, A Balassis, JP Echeverry… - Physical Review Letters, 2022 - APS
1 T-TiSe 2 is one of the most studied charge density wave (CDW) systems, not only because
of its peculiar properties related to the CDW transition, but also due to its status as a …

Emergent charge density wave order in the monolayer limit of and

J Zhang, F Wang, CS Lian - Physical Review B, 2023 - APS
A peculiar charge-density wave (CDW) phase, absent in the bulk, has been widely studied
in monolayer 1 T-TiTe 2 and newly observed in monolayer 1 T-ZrTe 2, while its origin and …

Ultrafast creation of a light-induced semimetallic state in strongly excited 1T-TiSe2

M Huber, Y Lin, G Marini, L Moreschini, C Jozwiak… - Science …, 2024 - science.org
Screening, a ubiquitous phenomenon associated with the shielding of electric fields by
surrounding charges, has been widely adopted as a means to modify a material's properties …

Photoinduced chiral charge density wave in

D Wickramaratne, S Subedi, DH Torchinsky… - Physical Review B, 2022 - APS
1 T-TiSe 2 has been found to host a chiral charge density wave (CDW). Some studies
suggest the microscopic origin of this phase is due to electron-phonon coupling while other …

Charge density wave phase suppression in 1T-TiSe2 through Sn intercalation

ML Adam, H Zhu, Z Liu, S Cui, P Zhang, Y Liu, G Zhang… - Nano Research, 2022 - Springer
Taking advantage of the unique layered structure of TiSe 2, the intrinsic electronic properties
of two-dimensional materials can easily be tuned via heteroatomic engineering. Herein, we …

Trigonal-to-monoclinic structural transition in due to a combined condensation of and phonon instabilities

A Subedi - Physical Review Materials, 2022 - APS
I present first principles calculations of the phonon dispersions of TiSe 2 in the P 3¯ c 1
phase, which is the currently accepted low-temperature structure of this material. They show …

Incoherence-to-coherence crossover observed in charge-density-wave material 1T-TiSe2

Y Ou, L Chen, Z **n, Y Ren, P Yuan, Z Wang… - Nature …, 2024 - nature.com
Analogous to the condensation of Cooper pairs in superconductors, the Bose–Einstein
condensation (BEC) of electron–hole pairs in semiconductors and semimetals leads to an …

Band splitting and enhanced charge density wave modulation in Mn-implanted CsV 3 Sb 5

X Lei, P Wang, M Mi, Y Zhang, A Chen, L Cai… - Nanoscale …, 2023 - pubs.rsc.org
Kagome metal CsV3Sb5 has attracted unprecedented attention due to the charge density
wave (CDW), Z2 topological surface states and unconventional superconductivity. However …