Krylov Directions Reveal Where Quantum Fisher Information Hides
Physicists have shown that the Krylov hierarchy of quantum Fisher information forms a genuine probability distribution, with an exact algebraic ...
Tag: quantum geometry
Atomically Thin Kagome Crystal Delivers Inherently Flat Bands Without Any Twisting
Researchers have exfoliated a van der Waals kagome crystal family down to the monolayer limit, revealing a gate-tunable, isolated flat ...
Circular Dichroism in Harmonic Light Reveals a Crystal’s Hidden Quantum Geometry
Researchers have shown that nonlinear circular dichroism in second-harmonic generation is directly proportional to the local Berry curvature, enabling an ...
Frozen Chiral Phonons Give Antiferromagnets a Giant Spin-Split Surprise
Physicists discovered that the antiferromagnet UOTe spontaneously forms a chiral superlattice of frozen phonons that generates giant Berry curvature, a ...
Quantum Geometry and Teleportation Bound Together in a Two-Spin System
Researchers have shown that the quantum geometry of two interacting spins directly governs entanglement, evolution speed and the fidelity of ...
Quantum Geometry Powers Chiral Fermion Valve
In a groundbreaking development that promises to reshape the future of quantum electronics, researchers have introduced a novel device concept ...
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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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