3 papers
cond-mat.str-el2026
Cleavage-History-Dependent Low-Temperature ARPES Spectra of Charge-Ordered EuAl
Hao Liu, Bo Chen, Chen Zhang +9
Charge ordering in EuAl has been widely discussed in connection with band reconstruction, magnetism, and topological electronic states, yet the microscopic origin of the comple…
cond-mat.str-el2026
Ultrafast Fluence-Reversal Fingerprint of Fragile Kondo Hybridization in CePtIn
Xin-Yi Tian, Qi-Yi Wu, Chen Zhang +13
The emergence of heavy quasiparticles in a Kondo lattice is usually viewed as the formation of a low-energy hybridization gap. Whether this gap represents a rigid electronic struct…
cond-mat.str-el2025
Ultrafast Optical Evidence of Coexisting Density Waves in Bilayer Nickelate LaNiO
Qi-Yi Wu, De-Yuan Hu, Chen Zhang +13
Utilizing ultrafast optical pump-probe spectroscopy, we investigate the coexistence and competition of electronic orders in the bilayer nickelate LaNiO. Our results rev…