Resources

Publications

  • Loss Mechanisms in High-Coherence Multimode Mechanical Resonators Coupled to Superconducting Circuits

    Author(s): Raquel Garcia-Belles, Alexander Anferov, Lukas F. Deeg, Loris Colicchio, Arianne Brooks, Tom Schatteburg, Maxwell Drimmer, Ines C. Rodrigues, Rodrigo Benevides, Marco Liffredo, Jyotish Patidar, Oleksandr Pshyk, Matteo Fadel, Luis Guillermo Villanueva, Sebastian Siol, Gerhard Kirchmair, and Yiwen Chu By optimizing the piezoelectric transducer’s properties in bulk acoustic resonators, researchers improve phonon coherence time and cooperativity...

  • Entanglement Boosting: Low-Volume Logical Bell Pair Preparation for Distributed Fault-Tolerant Quantum Computation

    Author(s): Shinichi Sunami, Yutaka Hirano, Toshihide Hinokuma, and Hayata Yamasaki A new protocol enables high-fidelity logical Bell pair preparation from noisy physical Bell pairs with low spacetime cost and requiring only 2D local device connectivity. [PRX Quantum 7, 033014] Published Tue Jul 14, 2026

  • Beyond Belief Propagation: Cluster-Corrected Tensor Network Contraction with Exponential Convergence

    Author(s): Siddhant Midha and Yifan F. Zhang Systematic corrections to belief propagation enable polynomial-time tensor network contraction algorithms while providing rigorous bounds on approximation errors. [PRX Quantum 7, 033010] Published Thu Jul 09, 2026

  • Quantum Science with Arrays of Metastable Helium-3 Atoms

    Author(s): Zheyuan Li, Rupsa De, Rishi Sivakumar, William Huie, Hao-Tian Wei, Justin D. Piel, Chris H. Greene, Kaden R. A. Hazzard, Zoe Z. Yan, and Jacob P. Covey The small mass of helium-3 is shown to enable advantages in a variety of applications from continuous-variable quantum computing to quantum simulation of materials with tunable hopping between tweezer potentials. [PRX Quantum 7, 033011] Published Wed Jul 08, 2026

  • Accelerating Fault-Tolerant Quantum Computation with Good Quantum Low-Density Parity-Check Codes

    Author(s): Guo Zhang, Yuanye Zhu, and Ying Li Fault-tolerant quantum computation with constant qubit overhead and low time overhead is enabled by parallelized code surgery and locally testable state preparation. [PRX Quantum 7, 033012] Published Wed Jul 08, 2026

  • Fold-transversal surface code cultivation

    Author(s): Kaavya Sahay, Pei-Kai Tsai, Kathleen (Katie) Chang, Qile Su, Thomas B. Smith, Shraddha Singh, and Shruti Puri A new strategy for magic-state cultivation achieves low spacetime overhead for architectures with nonlocal connectivity. [PRX Quantum 7, 033006] Published Tue Jul 07, 2026

  • Qubit-Qudit Entanglement Transfer in Defect Centers with High-Spin Nuclei

    Author(s): Wolf-Rüdiger Hannes and Guido Burkard A universal scheme for accumulating entanglement between long-lived nuclear memory qudits via repeated entanglement transfer is proposed, paving the way for the realization of higher-dimensional quantum communication protocols. [PRX Quantum 7, 033007] Published Tue Jul 07, 2026
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