Project supported by the National Natural Science Foundation of China (Grant No 10404039);the Foundation for the Author of National Excellent Doctoral Dissertation of China (Grant No 200524);Program for New Century Excellent Talents (NCET) of China (Grant No NCET-06-0920)
Motivated by the wise idea of entanglement witness (EW), we present an inequivalent entanglement witness (IEEW) that can analogously classify certain eigenstates entangled in inequivalent ways under stochastic loc...