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Tag: Mixed States

  • Quantum Computer Resilience Boosted by New ‘restart’ Technology for Complex Simulations
    Quantum Internet

    Quantum Link-Up Cuts the Cost of Remote State Transfer Dramatically

    by Rohail T.February 12, 2026
  • Schmidt Number Witnesses Advance Entanglement Detection for Quantum Computation
    Quantum Internet

    Schmidt Number Witnesses Advance Entanglement Detection for Quantum Computation

    by Rohail T.December 30, 2025
  • Approximate Pushforward Designs Achieve Image Bounds with Finite Precision and Schatten-Norm Analysis
    Quantum Simulation

    Approximate Pushforward Designs Achieve Image Bounds with Finite Precision and Schatten-Norm Analysis

    by Rohail T.December 3, 2025
  • Diagnosis of Mixed-State Topological Phases Via Disorder Parameters Enables Characterization of Strongly Correlated Systems
    Quantum Computing

    Diagnosis of Mixed-State Topological Phases Via Disorder Parameters Enables Characterization of Strongly Correlated Systems

    by Rohail T.November 26, 2025
  • Study Rigorously Proves Noisy Quantum Quench Dynamical Phase Transitions Ruled Out for Mixed States
    Technology News

    Study Rigorously Proves Noisy Quantum Quench Dynamical Phase Transitions Ruled Out for Mixed States

    by Rohail T.November 21, 2025
  • Quantum Key Distribution Protocol Using Weak Values Generates Inaccurate Outcomes, Study Finds
    Quantum Security

    Quantum Key Distribution Protocol Using Weak Values Generates Inaccurate Outcomes, Study Finds

    by Quantum TechScribeNovember 5, 2025
  • Subsystem Complexity Transitions: Study Reveals Linear Growth for Greater-Than-Half Sizes, Equilibrates Below-Half
    Physics, Quantum Research News

    Subsystem Complexity Transitions: Study Reveals Linear Growth for Greater-Than-Half Sizes, Equilibrates Below-Half

    by Rohail T.October 23, 2025
  • Efficient Privacy-Preserving Training of Quantum Neural Networks Utilizes Mixed States for Data Ensembles
    Quantum Mechanics

    Efficient Privacy-Preserving Training of Quantum Neural Networks Utilizes Mixed States for Data Ensembles

    by Quantum NewsSeptember 17, 2025
  • Quantum Operations Exhibit Strong-to-Weak Symmetry Breaking Phases in Steady States, Demonstrating Spontaneous Symmetry Breaking
    Quantum Research News

    Quantum Operations Exhibit Strong-to-Weak Symmetry Breaking Phases in Steady States, Demonstrating Spontaneous Symmetry Breaking

    by Quantum NewsSeptember 14, 2025
  • Weak Measurement Study Enhances Signal-to-Noise Ratio by Controlling Probe Temperature
    Quantum Applications

    Weak Measurement Study Enhances Signal-to-Noise Ratio by Controlling Probe Temperature

    by Quantum NewsSeptember 7, 2025
  • Stabilizer Formalism Identifies Graph States for Optimal Quantum Parameter Estimation
    Quantum Algorithms

    Stabilizer Formalism Identifies Graph States for Optimal Quantum Parameter Estimation

    by Quantum NewsAugust 12, 2025
  • Anyon Condensation Constructs Fixed-Point Tensor Networks for Mixed Quantum States
    Quantum Computing

    Anyon Condensation Constructs Fixed-Point Tensor Networks for Mixed Quantum States

    by Quantum NewsAugust 1, 2025
  • Entanglement Detection Hierarchy Reveals Thresholds for Reliable State Identification
    Quantum Physics

    Entanglement Detection Hierarchy Reveals Thresholds for Reliable State Identification

    by Quantum NewsJuly 30, 2025
  • Spatially Modulated Measurements Enhance Purification in Hybrid Quantum Circuits
    Technology News

    Spatially Modulated Measurements Enhance Purification in Hybrid Quantum Circuits

    by Quantum NewsJuly 18, 2025
  • Mixed-State Topological Order Classified Using Doubled Symmetry Field Theory
    Physics

    Mixed-State Topological Order Classified Using Doubled Symmetry Field Theory

    by Quantum NewsJuly 9, 2025
  • Symmetry taco extends topological theory to describe open quantum systems.
    Quantum Research News

    Symmetry taco extends topological theory to describe open quantum systems.

    by Quantum NewsJuly 9, 2025
  • Quantum Randomness Limits Defined by Measurement Noise and Eavesdropper Knowledge.
    Quantum Random Number Generator

    Quantum Randomness Limits Defined by Measurement Noise and Eavesdropper Knowledge.

    by Quantum NewsJune 30, 2025
  • Symmetry Protects Entanglement in Complex Quantum Systems at All Temperatures.
    Quantum Computing

    Symmetry Protects Entanglement in Complex Quantum Systems at All Temperatures.

    by Quantum NewsJune 7, 2025
  • Quantum Algorithm Estimates Eigenstate Properties with Reduced Error and Complexity.
    Quantum Computing

    Quantum Algorithm Estimates Eigenstate Properties with Reduced Error and Complexity.

    by Quantum NewsJune 7, 2025
  • Dissipative Spin Models Reveal Novel Topological Order and Relaxation Dynamics
    Quantum Computing

    Dissipative Spin Models Reveal Novel Topological Order and Relaxation Dynamics

    by Quantum NewsMay 19, 2025
  • Quantum Magic as a Resource: Exploring Stabilizer Polytope Geometry for Quantum Advantage in Small-Scale Systems
    Quantum Research News

    Quantum Magic as a Resource: Exploring Stabilizer Polytope Geometry for Quantum Advantage in Small-Scale Systems

    by Quantum NewsApril 18, 2025
  • Introducing Quantum Deep Sets and Sequences: Expanding the Quantum Toolbox for Variadic Functions
    Quantum Research News

    Introducing Quantum Deep Sets and Sequences: Expanding the Quantum Toolbox for Variadic Functions

    by Quantum NewsApril 8, 2025
  • Unlocking Quantum State Space Geometry: A Key to Efficient Processing
    Quantum Research News

    Unlocking Quantum State Space Geometry: A Key to Efficient Processing

    by Quantum NewsDecember 18, 2024

Quantum Computing News

Quantum Zeitgeist covers the business, science and technology of quantum computing. Founded in 2018, we publish daily news, company analysis and original features for researchers, investors and technology leaders. Explore over 940 quantum companies across 47 countries in our Quantum Navigator.

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