Improved lower bounds of concurrence and convex-roof extended negativity based on Bloch representations

Ming Li, Zong Wang, Jing Wang, Shuqian Shen, Shao-Ming Fei. Improved lower bounds of concurrence and convex-roof extended negativity based on Bloch representations. Quantum Information Processing, 19(4):130, 2020. [doi]

Abstract

Abstract is missing.