%AAshhab, S.%Ade Groot, P.%ANori, Franco%BJournal Name: Physical Review A; Journal Volume: 85; Journal Issue: 5 %D2012%IAmerican Physical Society %JJournal Name: Physical Review A; Journal Volume: 85; Journal Issue: 5 %K %MOSTI ID: 10003978 %PMedium: X %TSpeed limits for quantum gates in multiqubit systems %XNot Available %0Journal Article