Eigenanalysis-Based Method Reconstructs Quantum Gates Across Thousands of Dimensions
A new quantum process tomography method uses repeated eigendecompositions to estimate dense unitary process matrices for systems of up to ...
Tag: quantum state tomography
Three-Qubit Quantum Gate Fidelity Falls Sharply on Real Superconducting Hardware
A new tomographic study of the three-qubit CCZ gate on IBM superconducting processors reveals that output fidelity depends heavily on ...
Quantum Skyrmions Take a Ride on a Photonic Chip
Researchers have generated and manipulated entangled photonic quantum skyrmions on a silicon nitride chip, showing that their topological protection survives ...
Quantum Dial for Light: Physicists Remotely Steer Skyrmions to Watch Entanglement in Action
Physicists have remotely controlled, switched and animated particle-like skyrmion topologies of entangled photons, providing the first visualisation of tripartite entanglement ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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