Quantum 9, 1779 (2025). https://doi.org/10.22331/q-2025-06-24-1779 Fault-tolerant architectures aim to reduce the noise of a quantum computation. Despite such architectures being well studied a detailed understanding of how noise is transformed in a fault-tolerant primitive such […]
Quantum 9, 1778 (2025). https://doi.org/10.22331/q-2025-06-24-1778 Fermionic Hamiltonians play a critical role in quantum chemistry, one of the most promising use cases for near-term quantum computers. However, since encoding nonlocal fermionic statistics using conventional qubits results […]
Quantum 9, 1777 (2025). https://doi.org/10.22331/q-2025-06-23-1777 Given a classical query algorithm as a decision tree, when does there exist a quantum query algorithm with a speed-up over the classical one? We provide a general construction based […]
Quantum 9, 1776 (2025). https://doi.org/10.22331/q-2025-06-18-1776 Despite significant advances in quantum algorithms, quantum programs in practice are often expressed at the circuit level, forgoing helpful structural abstractions common to their classical counterparts. Consequently, as many quantum […]
Quantum 9, 1775 (2025). https://doi.org/10.22331/q-2025-06-18-1775 Different choices of quantum error-correcting codes can reduce the demands on the physical hardware needed to build a quantum computer. To achieve the full potential of a code, we must […]
Quantum 9, 1774 (2025). https://doi.org/10.22331/q-2025-06-17-1774 We propose a quantum state distance and develop a family of geometrical quantum speed limits (QSLs) for open and closed systems. The QSL time includes an alternative function by which […]
Quantum 9, 1773 (2025). https://doi.org/10.22331/q-2025-06-17-1773 Studying high-energy collisions of composite particles, such as hadrons and nuclei, is an outstanding goal for quantum simulators. However, preparation of hadronic wave packets has posed a significant challenge, due […]
Quantum 9, 1772 (2025). https://doi.org/10.22331/q-2025-06-17-1772 In recent years, neural quantum states have emerged as a powerful variational approach, achieving state-of-the-art accuracy when representing the ground-state wave function of a great variety of quantum many-body systems, […]
Quantum 9, 1771 (2025). https://doi.org/10.22331/q-2025-06-17-1771 Symmetry is a powerful tool for understanding phases of matter in equilibrium. Quantum circuits with measurements have recently emerged as a platform for novel states of matter intrinsically out of […]
Quantum 9, 1770 (2025). https://doi.org/10.22331/q-2025-06-17-1770 We propose a novel quantum algorithm for solving linear autonomous ordinary differential equations (ODEs) using the Padé approximation. For linear autonomous ODEs, the discretized solution can be represented by a […]
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