2 papers
quant-ph2006
Attainable entanglement of unitary transformed thermal states in liquid-state nuclear magnetic resonance with the chemical shift
Yukihiro Ota, Shuji Mikami, Motoyuki Yoshida +1
Recently, Yu, Brown, and Chuang [Phys. Rev. A {\bf 71}, 032341 (2005)] investigated the entanglement attainable from unitary transformed thermal states in liquid-state nuclear magn…
quant-ph2005
Potential Errors in a Scheme of Universal Quantum Gates in Kane's Model
Yukihiro Ota, Shuji Mikami, Ichiro Ohba
We re--investigate a plausible proposal for universal quantum gates in Kane's model, in which the authors assumed that electron spin is always downward under a background magnetic…