• Author(s): Ieva Čepaitė, Anatoli Polkovnikov, Andrew J. Daley, and Callum W. Duncan A hybrid approach to achieving coherent control, dubbed COLD, promises substantial improvement when applied to annealing protocols, state preparation schemes, entanglement generation, and population transfer on a lattice. [PRX Quantum 4, 010312] Published Mon Jan 30, 2023
  • Author(s): Jordan S. Cotler, Daniel K. Mark, Hsin-Yuan Huang, Felipe Hernández, Joonhee Choi, Adam L. Shaw, Manuel Endres, and Soonwon Choi A new perspective on the emergence of statistical behavior in chaotic quantum many-body systems is presented, establishing projected ensembles as a relevant tool for the characterization of information-theoretic properties. [PRX Quantum 4, 010311] Published Fri Jan 27, 2023
  • Author(s): Adam Paetznick, Christina Knapp, Nicolas Delfosse, Bela Bauer, Jeongwan Haah, Matthew B. Hastings, and Marcus P. da Silva A clever method for implementing Floquet codes on topological platforms can lead to an error-correction performance significantly superior to that achieved with the ubiquitous surface code. [PRX Quantum 4, 010310] Published Wed Jan 25, 2023
  • Author(s): Giacomo De Palma, Milad Marvian, Cambyse Rouzé, and Daniel Stilck França Using newly developed quantum entropic and concentration inequalities, two complementary sets of results are derived that provide a better quantitative understanding of the limitations of variational quantum algorithms. [PRX Quantum 4, 010309] Published Mon Jan 23, 2023
  • Author(s): Philipp Stammer, Javier Rivera-Dean, Andrew Maxwell, Theocharis Lamprou, Andrés Ordóñez, Marcelo F. Ciappina, Paraskevas Tzallas, and Maciej Lewenstein A pedagogical and comprehensive introduction to the full quantum description of intense laser-matter interactions and its potential for quantum state engineering is presented. [PRX Quantum 4, 010201] Published Fri Jan 20, 2023
  • Author(s): Baptiste Courme, Patrick Cameron, Daniele Faccio, Sylvain Gigan, and Hugo Defienne A wavefront shaping approach enables protection of high-dimensional entangled photons traversing a scattering medium, a situation that typically hinders the building of practical quantum microscopy and quantum key distribution. [PRX Quantum 4, 010308] Published Thu Jan 19, 2023
  • Author(s): Jahan Claes and Shruti Puri A novel technique, called bias randomized benchmarking, is developed to assess the bias in controlled-not quantum gates, a crucial step for advancing quantum error correction in biased-noise systems. [PRX Quantum 4, 010307] Published Wed Jan 18, 2023