PT Journal AU Oelsner, G van der Ploeg, SHW Macha, P Hübner, U Born, D Anders, S Il’ichev, E Meyer, H Grajcar, M Wünsch, S Siegel, M Omelyanchouk, AN Astafiev, O TI Weak continues monitoring of a flux qubit using coplanar waveguide resonator SO Physical Review B PY 2010 BP 172505 VL 81 IS 17 DI 10.1103/PhysRevB.81.172505 LA english ER