Project supported by the National Natural Science Foundation of China (Grant Nos 40473034, 40404007, 10574055 and 50532020) and by the State Key Development Program for Basic Research of China (Grant No 2005CB724404). Acknowledgment The authors would like to thank Keh-Jim Dunn for critically reviewing the manuscript
Using a microcircuit fabricated on a diamond anvil cell, we have measured in-situ conductivity of HgSe under high pressures, and investigated the temperature dependence of conductivity under several different pressure...