Fabrication-free assessment of microwave losses in germanium-based dielectrics and superconductors
quant-ph, cond-mat.mes-hall
Submitted: 2026-08-28
Updated: 2026-09-25
Terminology
Sources
- Novel qubits in hybrid semiconductor-superconductor nanostructures
- Multi-level {\pi}-junction in a proximitized Ge/SiGe quantum dot probed by an on-chip superconducting microwave resonator
- Low-loss frequency-tunable Josephson junction array cavities on Ge/SiGe heterostructures with a tapered etching approach
- Ultra-high Q-factor superconducting tantalum resonators on 300 mm Si wafers
- Krypton-sputtered tantalum films for scalable high-performance quantum devices
- Epitaxy of strained, nuclear-spin free $^{76}$Ge quantum wells from solid source materials
- Simple coplanar waveguide resonator mask targeting metal-substrate interface
- Precise 2D electric field density simulations for superconducting quantum devices
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