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 […]
Quantum 9, 1769 (2025). https://doi.org/10.22331/q-2025-06-12-1769 Gaussian states of bosonic quantum systems enjoy numerous technological applications and are ubiquitous in nature. Their significance lies in their simplicity, which in turn rests on the fact that they […]
Quantum 9, 1768 (2025). https://doi.org/10.22331/q-2025-06-12-1768 We show that using qutrits rather than qubits leads to a substantial reduction in the overhead cost associated with an approach to fault-tolerant quantum computing known as magic state distillation. […]
Quantum 9, 1767 (2025). https://doi.org/10.22331/q-2025-06-12-1767 Logical qubits can be protected against environmental noise by encoding them into a highly entangled state of many physical qubits and actively intervening in the dynamics with stabilizer measurements. In […]
Quantum 9, 1766 (2025). https://doi.org/10.22331/q-2025-06-05-1766 Estimating many-body Hamiltonians has wide applications in quantum technology. By allowing coherent evolution of quantum systems and entanglement across multiple probes, the precision of estimating a fully connected $k$-body interaction […]
Quantum 9, 1765 (2025). https://doi.org/10.22331/q-2025-06-05-1765 The rapid development of quantum computers has enabled demonstrations of quantum advantages on various tasks. However, real quantum systems are always dissipative due to their inevitable interaction with the environment, […]
Quantum 9, 1764 (2025). https://doi.org/10.22331/q-2025-06-04-1764 Simulation of physical systems is one of the most promising use cases of future digital quantum computers. In this work we systematically analyze the quantum circuit complexities of block encoding […]
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