Extraordinary Lifetime Enhancement of Coherent Phonon-Amplitude Modes in the Excitonic Insulator Phase of Ta2Pd3Te5

arXiv:2609.26485 · cond-mat.str-el · Submitted 2026-09-22 · Read on arXiv

cond-mat.str-el

Submitted: 2026-09-22

Updated: 2026-09-22

Terminology

• Symmetry Breaking — 3× in this paper · explained in 3 episodes
• Trace — 3× in this paper · explained in 2 episodes
• Ab Initio — 1× in this paper · explained in 1 episode
• Actor — 1× in this paper · explained in 3 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Frequency Dependence — 1× in this paper · explained in 2 episodes
• Phase Transitions — 1× in this paper · explained in 2 episodes

Sources

• Spectral Visualization of Excitonic Pair Breaking at Individual Impurities in Ta2Pd3Te5
• Optical Excitations of Flat Bands Induced by Exciton Condensation in Ta$_2$Pd$_3$Te$_{5}$

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