activity
19932015
most citedTwo-site entropy and quantum phase transitions in low-dimensional models

162 citations · 932 across the 29 of their papers we have counts for

collaborators
Showing 2008Show all

1 paper · 1 filter

cond-mat.str-el2008★ 10 cited

Phase diagram of the t-U-J1-J2 chain at half filling

X. Huang, E. Szirmai, F. Gebhard +2

We investigate the half-filled Hubbard chain with additional nearest- and next-nearest-neighbor spin exchange, J1 and J2, using bosonization and the density-matrix renormalization…