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Title: Haven ratio in the vicinity of order/disorder transitions in some two-dimensional lattice gases

Conference ·
OSTI ID:6424920

This paper reports on Monte Carlo results for the Haven Ratio in two square planar lattice gases. In the first, which has nearest neighbor exclusion, the Haven ratio decreases with increasing occupation, exhibits a minimum and goes to infinity at the known second-order phase transition. This is shown to be a percolation effect. In the second, which has nearest and next nearest neighbor exclusion, the Haven ratio decreases monotonically. This suggests the absence of a strong transition which is in agreement with other findings.

Research Organization:
Argonne National Lab., IL (USA)
DOE Contract Number:
W-31-109-ENG-38
OSTI ID:
6424920
Report Number(s):
CONF-810566-14; ON: DE83010582
Resource Relation:
Conference: International conference on fast ionic transport in solids, Gatlinburg, TN, USA, 18 May 1981
Country of Publication:
United States
Language:
English