Experimental investigation of an eight-qubit unit cell in a superconducting optimization processor
A superconducting chip containing a regular array of flux qubits, tunable interqubit inductive
couplers, an XY-addressable readout system, on-chip programmable magnetic memory …
couplers, an XY-addressable readout system, on-chip programmable magnetic memory …
Two-photon probe of the Jaynes–Cummings model and controlled symmetry breaking in circuit QED
Superconducting qubits, behave as artificial two-level atoms and are used to investigate
fundamental quantum phenomena. In this context, the study of multiphoton excitations …
fundamental quantum phenomena. In this context, the study of multiphoton excitations …
Two-resonator circuit quantum electrodynamics: A superconducting quantum switch
We introduce a systematic formalism for two-resonator circuit QED, where two on-chip
microwave resonators are simultaneously coupled to one superconducting qubit. Within this …
microwave resonators are simultaneously coupled to one superconducting qubit. Within this …
Wirebond crosstalk and cavity modes in large chip mounts for superconducting qubits
J Wenner, M Neeley, RC Bialczak… - Superconductor …, 2011 - iopscience.iop.org
We analyze the performance of a microwave chip mount that uses wirebonds to connect the
chip and mount grounds. A simple impedance ladder model predicts that transmission …
chip and mount grounds. A simple impedance ladder model predicts that transmission …
Gradiometric flux qubits with a tunable gap
MJ Schwarz, J Goetz, Z Jiang, T Niemczyk… - New Journal of …, 2013 - iopscience.iop.org
For gradiometric three-Josephson-junction flux qubits, we perform a systematic study on the
tuning of the minimal transition frequency, the so-called qubit gap. By replacing one of the …
tuning of the minimal transition frequency, the so-called qubit gap. By replacing one of the …
Non-Markovian qubit dynamics in the presence of noise
G Burkard - Physical Review B—Condensed Matter and Materials …, 2009 - APS
Within the lowest-order Born approximation, we calculate the exact dynamics of a qubit in
the presence of 1/f noise without Markov approximation. We show that the non-Markovian …
the presence of 1/f noise without Markov approximation. We show that the non-Markovian …
Ideal quantum nondemolition readout of a flux qubit without Purcell limitations
Dispersive coupling based on the Rabi model with large detuning is widely used for qubit
quantum nondemolition (QND) readout in quantum computation. However, the …
quantum nondemolition (QND) readout in quantum computation. However, the …
Magnetometry of neurons using a superconducting qubit
Iron plays important physiological and pathological roles in the human body. However,
microscopic analysis including redox status by a conventional electron spin resonance …
microscopic analysis including redox status by a conventional electron spin resonance …
Ground State Cooling of a Nanomechanical Resonator in the Nonresolved Regime<? format?> via Quantum Interference
Ground state cooling of a nanomechanical resonator coupled to a superconducting flux
qubit is discussed. By inducing quantum interference to cancel unwanted heating …
qubit is discussed. By inducing quantum interference to cancel unwanted heating …
Two-resonator circuit quantum electrodynamics: Dissipative theory
We present a theoretical treatment for the dissipative two-resonator circuit quantum
electrodynamics setup referred to as quantum switch. There, switchable coupling between …
electrodynamics setup referred to as quantum switch. There, switchable coupling between …