2 papers
cond-mat.str-el2024
Boundary effect and quantum phases in spin chains
Jinhyeok Ryu, Jaeyoon Cho
Boundary effect is a widespread idea in many-body theories. However, it is more of a conceptual notion than a rigorously defined physical quantity. One can quantify the boundary ef…
quant-ph2024
Boundary effect and correlations in fermionic Gaussian states
Jinhyeok Ryu, Jaeyoon Cho
The effect of boundaries on the bulk properties of quantum many-body systems is an intriguing subject of study. One can define a boundary effect function, which quantifies the chan…