• Author(s): Aydin Deger, Aiden Daniel, Zlatko Papić, and Jiannis K. Pachos Long-lived non-Gaussian states are identified on Rydberg atom arrays, laying out a proposal for their observation and use as a stable resource for quantum information protocols. [PRX Quantum 4, 040339] Published Fri Dec 08, 2023
  • Author(s): Niklas Euler and Martin Gärttner A general, experimentally accessible scheme to bound entanglement in a system of cold atoms in an optical lattice is presented. [PRX Quantum 4, 040338] Published Thu Dec 07, 2023
  • Author(s): Hsin-Yuan Huang, Sitan Chen, and John Preskill A new machine-learning algorithm for predicting unknown quantum dynamics is presented. [PRX Quantum 4, 040337] Published Wed Dec 06, 2023
  • Author(s): Philippe Faist, Mischa P. Woods, Victor V. Albert, Joseph M. Renes, Jens Eisert, and John Preskill The impact of noise on the accuracy of a quantum clock is investigated, unveiling a necessary and sufficient requirement for accuracy that extends standard error-correcting conditions to quantum metrology. [PRX Quantum 4, 040336] Published Tue Dec 05, 2023
  • Author(s): Valentin Heyraud, Zejian Li, Kaelan Donatella, Alexandre Le Boité, and Cristiano Ciuti An efficient method to evaluate the trainability of variational quantum circuits allows for the exploration of strategies to overcome the barren plateau problem. [PRX Quantum 4, 040335] Published Mon Dec 04, 2023
  • Author(s): Mao Lin, Christopher Chamberland, and Kyungjoo Noh The advantage of decoding large instances of GKP codes from a lattice perspective is demonstrated, and several instances of optimized GKP codes that outperform the currently known codes are found. [PRX Quantum 4, 040334] Published Fri Dec 01, 2023
  • Author(s): Álvaro M. Alhambra A pedagogical guide to understand important aspects of the physics and complexity of quantum many-body systems, focusing on short-range interactions and thermal equilibrium. [PRX Quantum 4, 040201] Published Thu Nov 30, 2023