Benjamin L. Brock, Shraddha Singh, Alec Eickbusch, Volodymyr V. Sivak, Andy Z. Ding, Luigi Frunzio, Steven M. Girvin, Michel H. Devoret. "Quantum error correction of qudits beyond break-even." Nature, 2025. doi:10.1038/s41586-025-08899-y