3 papers
cond-mat1994
Excitation Spectrum and Collective Modes of Composite Fermions
X. G. Wu, J. K. Jain
According to the composite fermion theory, the interacting electron system at filling factor is equivalent to the non-interacting composite fermion system at , w…
astro-ph1993
The Variance of QSO Counts in Cells
P. Andreani, S. Cristiani, F. Lucchin +2
{}From three quasar samples with a total of 1038 objects in the redshift range we measure the variance of counts in cells of volume . By a maximum likelihood…
cond-mat1993
Half-Integral Spin-Singlet Quantum Hall Effect
L. Belkhir, X. G. Wu, J. K. Jain
We provide numerical evidence that the ground state of a short range interaction model at is incompressible and spin-singlet for a wide range of repulsive interactions. Fur…