activity
20212024
most citedTitanium Nitride Film on Sapphire Substrate with Low Dielectric Loss for Superconducting Qubits

26 citations · 83 across the 6 of their papers we have counts for

collaborators

6 papers

quant-ph2024★ 17 cited

High coherence fluxonium manufactured with a wafer-scale uniformity process

Fei Wang, Kannan Lu, Huijuan Zhan +32

Fluxonium qubits are recognized for their high coherence times and high operation fidelities, attributed to their unique design incorporating a superinductor, which is typically im…

quant-ph2023★ 8 cited

The effects of disorder in superconducting materials on qubit coherence

Ran Gao, Feng Wu, Hantao Sun +13

Introducing disorderness in the superconducting materials has been considered promising to enhance the electromagnetic impedance and realize noise-resilient superconducting qubits.…

quant-ph2023★ 20 cited

Native approach to controlled-Z gates in inductively coupled fluxonium qubits

Xizheng Ma, Gengyan Zhang, Feng Wu +27

The fluxonium qubits have emerged as a promising platform for gate-based quantum information processing. However, their extraordinary protection against charge fluctuations comes a…

quant-ph2023★ 1 cited

Characterization of loss mechanisms in a fluxonium qubit

Hantao Sun, Feng Wu, Hsiang-Sheng Ku +9

Using a fluxonium qubit with in situ tunability of its Josephson energy, we characterize its energy relaxation at different flux biases as well as different Josephson energy values…

quant-ph2022★ 26 cited

Titanium Nitride Film on Sapphire Substrate with Low Dielectric Loss for Superconducting Qubits

Hao Deng, Zhijun Song, Ran Gao +19

Dielectric loss is one of the major decoherence sources of superconducting qubits. Contemporary high-coherence superconducting qubits are formed by material systems mostly consisti…

quant-ph2021★ 11 cited

Ultrahigh-inductance materials from spinodal decomposition

Ran Gao, Hsiang-Sheng Ku, Hao Deng +10

Disordered superconducting nitrides with kinetic inductance have long been considered a leading material candidate for high-inductance quantum-circuit applications. Despite continu…