6 papers
Interface Piezoelectric Loss in Superconducting Qubits
Haoxin Zhou, Kangdi Yu, Yashwanth Balaji +5
Dissipation remains a central obstacle to improving superconducting quantum circuits, yet the microscopic origins of loss in widely used materials platforms are not fully understoo…
Probing negative differential resistance in silicon with a P-I-N diode-integrated T center ensemble
Aaron M. Day, Chaoshen Zhang, Chang Jin +6
Solid-state defect quantum systems are exquisite probes of their local charge environment. Nonlinear dynamical electric fields in solids are challenging to characterize directly, c…
Entanglement of a nuclear spin qubit register in silicon photonics
Hanbin Song, Xueyue Zhang, Lukasz Komza +9
Color centers provide an optical interface to quantum registers based on electron and nuclear spin qubits in solids. The T center in silicon is an emerging spin-photon interface th…
Laser-induced spectral diffusion of T centers in silicon nanophotonic devices
Xueyue Zhang, Niccolo Fiaschi, Lukasz Komza +3
Color centers in silicon are emerging as spin-photon interfaces operating at telecommunication wavelengths. The nanophotonic device integration of silicon color centers via ion imp…
Toward high-fidelity quantum information processing and quantum simulation with spin qubits and phonons
I. Arrazola, Y. Minoguchi, M. -A. Lemonde +2
We analyze the implementation of high-fidelity, phonon-mediated gate operations and quantum simulation schemes for spin qubits associated with silicon vacancy centers in diamond. S…
Multiplexed color centers in a silicon photonic cavity array
Lukasz Komza, Xueyue Zhang, Hanbin Song +3
Entanglement distribution is central to the modular scaling of quantum processors and establishing quantum networks. Color centers with telecom-band transitions and long spin coher…