Equation Icon  [ ] ˆX (t) = 1√---ˆa+ (t)eiΩt + ˆa†(t)e−iΩt + ˆa− (t)e−iΩt + ˆa†(t)eiΩt = ˆasqze−iΩt + ˆasqz†eiΩt, 2 + − c c 1 [ † † ] ˆY (t) = √--- ˆa+ (t)eiΩt − ˆa+ (t)e− iΩt + ˆa− (t)e−iΩt − ˆa − (t)eiΩt = ˆassqze −iΩt + ˆassqz†eiΩt, i 2