%0 Journal Article %T Noncommutative maximal ergodic inequality for non-tracial L1-spaces %A Qin Zhang %J Mathematics %D 2011 %I arXiv %X We extend the noncommutative L1-maximal ergodic inequality for semifinite von Neumann algebras established by Yeadon in 1977 to the framework of noncommutative L1-spaces associated with sigma-finite von Neumann algebras. Since the semifnite case of this result is one of the two essential parts in the proof of noncommutative maximal ergodic inequality for tracial Lp-spaces (1