activity
20072025
most citedDirect Observation of Dynamic Symmetry Breaking above Room Temperature in Methylammonium Lead Iodide Perovskite

310 citations · 1.1k across the 27 of their papers we have counts for

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10 papers · 1 filter

cond-mat.str-el2025

Evolution of charge-density-wave soft phonon modes in

Avishek Maity, Stephan Rosenkranz, Raymond Osborn +8

We investigated the lattice dynamics of quasi-two-dimensional Pd-intercalated in relation to its charge-density-wave (CDW) transitions by means of x-ray diffuse a…

cond-mat.str-el2025★ 2 cited

Strong long-wavelength electron-phonon coupling in TaNi(Se,S)

Zhibo Kang, Burak Gurlek, Weichen Tang +9

The search for intrinsic excitonic insulators (EI) has long been confounded by coexisting electron-phonon coupling in bulk materials. Although the ground state of an EI may be diff…

cond-mat.str-el2023★ 9 cited

Origin of chirality in transition-metal dichalcogenides

Kwangrae Kim, Hyun-Woo J. Kim, Seunghyeok Ha +15

Chirality is a ubiquitous phenomenon in which a symmetry between left- and right-handed objects is broken, examples in nature ranging from subatomic particles and molecules to livi…

cond-mat.str-el2022★ 13 cited

Acoustic phonon dispersion of -RuCl

Blair W. Lebert, Subin Kim, Danil A. Prishchenko +4

Acoustic phonons have recently been posited as playing an integral role in explaining the half-quantized thermal Hall effect in -RuCl. Therefore, we present much needed inel…

cond-mat.str-el2021

Fluctuation-driven, topology-stabilized order in a correlated nodal semimetal

Nathan C. Drucker, Thanh Nguyen, Fei Han +19

The interplay between strong electron correlation and band topology is at the forefront of condensed matter research. As a direct consequence of correlation, magnetism enriches top…

cond-mat.str-el2018★ 30 cited

Persistent low-energy phonon broadening near the charge order -vector in bilayer cuprate BiSrCaCuO

Yu He, Shan Wu, Yu Song +23

We report a persistent low-energy phonon broadening around r.l.u. along the Cu-O bond direction in the high- cuprate BiSrCaCuO (Bi-2212).…