2 papers
cond-mat.quant-gas2025
Low Energy Excitations of a 1D Fermi Gas with Attractive Interactions
Aashish Kafle, Ruwan Senaratne, Danyel Cavazos-Cavazos +5
The low-energy excitations of a two-component repulsive Fermi gas confined to one dimension are linear dispersing spin- and charge-density waves whose respective propagation veloci…
cond-mat.str-el2025
Quantum transport in 1D Hubbard model: Drude weights and Seebeck effect
Jia-Jia Luo, Sagarika Basak, Han Pu +1
The Drude weight (DW) is an essential quantity that characterizes the quantum transport properties of many-body systems. However, a rigorous understanding and exact computation of…