Quantum 8, 1365 (2024). https://doi.org/10.22331/q-2024-06-11-1365 Quantum phase transitions encompass a variety of phenomena that occur in quantum systems exhibiting several possible symmetries. Traditionally, these transitions are explored by continuously varying a control parameter that connects […]
Quantum 8, 1364 (2024). https://doi.org/10.22331/q-2024-06-11-1364 Tensor networks are factorizations of high-dimensional tensors into networks of smaller tensors. They have applications in physics and mathematics, and recently have been proposed as promising machine learning architectures. To […]
Quantum 8, 1363 (2024). https://doi.org/10.22331/q-2024-05-29-1363 Coherent-state representations are a standard tool to deal with continuous-variable systems, as they allow one to efficiently visualize quantum states in phase space. Here, we work out an alternative basis […]
Quantum 8, 1362 (2024). https://doi.org/10.22331/q-2024-05-27-1362 Motivated by the ground state structure of quantum models with all-to-all interactions such as mean-field quantum spin glass models and the Sachdev-Ye-Kitaev (SYK) model, we propose a tensor network architecture […]
Quantum 8, 1361 (2024). https://doi.org/10.22331/q-2024-05-27-1361 In this paper, we present a learning algorithm aimed at learning states obtained from computational basis states by Clifford circuits doped with a finite number $t$ of $T$-gates. The algorithm […]
Quantum 8, 1360 (2024). https://doi.org/10.22331/q-2024-05-23-1360 Rigorous derivations of the approach of individual elements of large isolated systems to a state of thermal equilibrium, starting from arbitrary initial states, are exceedingly rare. This is particularly true […]
Quantum 8, 1359 (2024). https://doi.org/10.22331/q-2024-05-23-1359 We propose a protocol for the scalable quantum simulation of SU($N$)$times$U(1) lattice gauge theories with alkaline-earth like atoms in optical lattices in both one- and two-dimensional systems. The protocol exploits […]
Quantum 8, 1358 (2024). https://doi.org/10.22331/q-2024-05-23-1358 Quantum state reconstruction using Neural Quantum States has been proposed as a viable tool to reduce quantum shot complexity in practical applications, and its advantage over competing techniques has been […]
Quantum 8, 1357 (2024). https://doi.org/10.22331/q-2024-05-23-1357 The spin-boson model usually considers a spin coupled to a single bosonic bath. However, some physical situations require coupling of the spin to multiple environments. For example, spins interacting with […]
Quantum 8, 1356 (2024). https://doi.org/10.22331/q-2024-05-23-1356 The Bethe ansatz represents an analytical method enabling the exact solution of numerous models in condensed matter physics and statistical mechanics. When a global symmetry is present, the trial wavefunctions […]
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