Magnetic noise from metal objects near qubit arrays

• المؤلفون الرئيسيون: Kenny, Jonathan, Mallubhotla, Hruday, Joynt, Robert
• مؤلفون آخرون: School of Physical and Mathematical Sciences
• التنسيق: مقال
• اللغة: English
• منشور في: 2022
• الموضوعات: Science::Physics; Noise Correlation Function; Qubits
• الوصول للمادة أونلاين: https://hdl.handle.net/10356/154968

All metal objects support fluctuating currents that are responsible for evanescent-wave Johnson noise in their vicinity due both to thermal and quantum effects. The noise fields can decohere qubits in their neighborhood. It is quantified by the average value of $B(x,t)B(x',t')$ and its...