12.07.2015 Views

Open Quantum Dynamics of Mesoscopic Bose-Einstein ... - Physics

Open Quantum Dynamics of Mesoscopic Bose-Einstein ... - Physics

Open Quantum Dynamics of Mesoscopic Bose-Einstein ... - Physics

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

4. Continuously monitored <strong>Bose</strong> condensates: quasiprobability distributionsFigure 4.3: Contour plots <strong>of</strong> the atomic Q function in polar coordinates, with the initialstate ∣ ∣j, 0 〉 , for a weak measurement (Γ =0.16) and weak interatomic interaction (Θ =x0.01). The times <strong>of</strong> successive plots are separated approximately by the tunnelling period:t n ≃ 2πn/Ω,andareprintedinunits<strong>of</strong>t 0 =1/Ω.1t=0.21t=6.41t=12.60.80.80.80.60.60.6θ/πθ/πθ/π0.40.40.40.20.20.20−1 0 1φ/π0−1 0 1φ/π0−1 0 1φ/π1t=18.81t=251t=31.20.80.80.80.60.60.6θ/πθ/πθ/π0.40.40.40.20.20.20−1 0 1φ/π0−1 0 1φ/π0−1 0 1φ/π87

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!