3 papers
quant-ph2025
Hidden Structural Variants in ALD NbN Superconducting Trilayers Revealed by Atomistic Analysis
Prachi Garg, Danqing Wang, Hong X. Tang +1
Microscopic inhomogeneity within superconducting films is a critical bottleneck hindering the performance and scalability of quantum circuits. All-nitride Josephson Junctions (JJs)…
quant-ph2025
All-nitride superconducting qubits based on atomic layer deposition
Danqing Wang, Yufeng Wu, Naomi Pieczulewski +6
The development of large-scale quantum processors benefits from superconducting qubits that can operate at elevated temperatures and be fabricated with scalable, foundry-compatible…
quant-ph2025
Broad Spectrum Coherent Frequency Conversion with Kinetic Inductance Superconducting Metastructures
Yufeng Wu, Chaofan Wang, Danqing Wang +3
Parametric frequency converters (PFCs) play a critical role in bridging the frequency gap between quantum information carriers. PFCs in the microwave band are particularly importan…