Resources

Publications

  • Achievable Rates for Concatenated Square Gottesman-Kitaev-Preskill Codes

    Author(s): Mahadevan Subramanian, Guo Zheng, and Liang Jiang Theoretically optimal communication rates across a broad class of bosonic noise models are achievable by single-mode concatenated Gottesman-Kitaev-Preskill codes, presenting a possible pathway for practical capacity-achieving quantum communication protocols. [PRX Quantum 6, 040342] Published Fri Nov 21, 2025

  • Tensor Network Approach to Sensing Quantum Light-Matter Interactions

    Author(s): Aiman Khan, Francesco Albarelli, and Animesh Datta A tensor network method reveals the fundamental precision limits of probing quantum matter with partially lost light, enabling realistic analyses of quantum sensing and spectroscopy. [PRX Quantum 6, 040343] Published Fri Nov 21, 2025

  • Measurement-Free Code-Switching Protocol for Low-Overhead Quantum Computation Using Permutation-Invariant Codes

    Author(s): Yingkai Ouyang, Yumang Jing, and Gavin K. Brennen Switching between a stabilizer code and a permutation-invariant code provides a measurement-free approach to universal quantum computation that can reduce resource costs. [PRX Quantum 6, 040341] Published Thu Nov 20, 2025

  • Enhancing Optical Lattice Clock Coherence Times with Erasure Conversion

    Author(s): Shuo Ma, Jonathan Dolde, Xin Zheng, Dhruva Ganapathy, Alexander Shtov, Jenny Chen, Anke Stöltzel, Bennett J. Christensen, and Shimon Kolkowitz Relaxation and photon scattering events are converted into erasure errors in an optical lattice atomic clock, increasing the measured coherence time for improved atomic clocks and quantum sensors. [PRX Quantum 6, 040340] Published Wed Nov 19, 2025

  • Tunable and Low-Noise ${\mathrm{WSe}}_{2}$ Quantum Emitters for Quantum Photonics

    Author(s): Athanasios Paralikis, Paweł Wyborski, Pietro Metuh, Niels Gregersen, and Battulga Munkhbat Encapsulation and electric biasing enable stable and tunable single-photon emission in a 2D material for indistinguishable photon generation for optical quantum information processing. [PRX Quantum 6, 040339] Published Tue Nov 18, 2025

  • The Product Structure of Matrix Product States under Permutations

    Author(s): Marta Florido-Llinàs, Álvaro M. Alhambra, Rahul Trivedi, Norbert Schuch, David Pérez-García, and J. Ignacio Cirac Quantum many-body states whose entanglement satisfies an area law for every possible ordering of their sites are product states. [PRX Quantum 6, 040338] Published Mon Nov 17, 2025

  • Scalable Optical Quantum State Synthesizer with Dual-Mode Resonator Memory

    Author(s): Fumiya Hanamura, Kan Takase, Kazuki Hirota, Rajveer Nehra, Florian Lang, Shigehito Miki, Hirotaka Terai, Masahiro Yabuno, Takahiro Kashiwazaki, Asuka Inoue, Takeshi Umeki, Warit Asavanant, Mamoru Endo, Jun-ichi Yoshikawa, and Akira Furusawa An experimental demonstration establishes a scalable pathway for generating complex non-Gaussian states. [PRX Quantum 6, 040336] Published Fri Nov 14, 2025
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