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Quantum Physics

News from quantum physics: entanglement, measurement, and the experiments testing the theory that quantum computers are built on. Start with our in-depth explainer on what entanglement is and why it matters.

  • Dilution refrigerator cradling a layered quantum processor
    Quantum Physics, Quantum Hardware

    Metallic Grains Found to Limit Coherence in Quantum Circuits

    by Muhammad Rohail T.August 20, 2026
  • A dark metallic disc floating on a near-black background, its face engraved with a glowing three-axis sphere-and-arrows symbol resembling a Bloch sphere.
    Quantum Research News, Quantum Physics

    Thermalisation Timescale Grows Logarithmically With Qubit Region Distance

    by Muhammad Rohail T.August 20, 2026
  • This digitally rendered laboratory showcases complex experiments involving lasers, optics, and data displays in a futuristic setting.
    Quantum Research News, Quantum Physics

    Polarization entanglement restored in solid-state photon sources

    by Ivy DelaneyAugust 20, 2026
  • Holographic display creating three-dimensional light-field images
    Physics, Quantum Physics

    Instituto de Física Teórica UAM/CSIC Maps Holographic Flows to Little Rip

    by Muhammad Rohail T.August 20, 2026
  • Superconductivity enabling zero-resistance current flow in cooled materials
    Physics, Quantum Physics

    Researchers Find Light Controls Superconductivity Up To 8.5 K In New System

    by Muhammad Rohail T.August 19, 2026
  • Multi-layer tensor-network lattice rendered against a nebula
    Physics, Quantum Physics

    Triangular Lattice Estimate Reaches 1.475661534848 Via Duality

    by Muhammad Rohail T.August 19, 2026
  • A glowing networked sphere superimposed on a bright energy waveform against a dark field.
    Physics, Quantum Physics

    Massive Scalar Field Casimir Effect Shows Landau-Like Energy Structure

    by Muhammad Rohail T.August 19, 2026
  • A single atom glowing inside a glass vacuum cell on an optical bench
    Quantum Physics, Quantum Simulation

    Rydberg chain reveals energy ratios of quantum field theories

    by The QuantAugust 19, 2026
  • Two interlocking polyhedra sharing an orbit
    Quantum Research News, Quantum Physics

    Silicon mirrors show quantum light-matter coupling in picoseconds

    by Ivy DelaneyAugust 19, 2026
  • Quantum error correction encoding information in redundant qubits
    Quantum Research News, Quantum Error Correction, Quantum Physics

    Non-CSS Constraints Improve Decoding in XYZ Quantum Stabilizer Codes

    by Muhammad Rohail T.August 19, 2026
  • This vibrant nebula displays a dense cluster of young, hot stars surrounded by glowing gas and dust in deep space.
    Quantum Research News, Quantum Physics

    Caltech and partners find universality in quantum matter

    by Ivy DelaneyAugust 19, 2026
  • Korean Team Cracks Mystery 'Beat' Signal in Quantum Material
    Quantum Research News, Quantum Physics

    Quantum material’s ‘wah-wah’ signal now understood by KRISS

    by Ivy DelaneyAugust 19, 2026
  • A complex, glowing network of interconnected nodes and lines emerges from a geometric cube against a dark, starry space background.
    Physics, Quantum Physics

    Moiré Heterostructures Achieve Superconductivity Without Attraction

    by Muhammad Rohail T.August 19, 2026
  • Multi-layer tensor-network lattice rendered against a nebula
    Quantum Research News, Quantum Physics

    Subspace Iteration Cuts Tensor-Network Contraction Times by 100×

    by Muhammad Rohail T.August 19, 2026
  • A hand erasing pencilled binary digits from a notepad
    Quantum Physics, Quantum Research News

    Researchers limit leakage from molecule quantum state loops

    by Rusty FlintAugust 19, 2026
  • This complex circuit board layout showcases intricate electronic components arranged on a dark background with vibrant blue, orange, and teal colours.
    Quantum Research News, Quantum Physics

    Quantum transistors manage heat flow in circuits, study finds

    by Ivy DelaneyAugust 19, 2026
  • An abstract row of evenly spaced grey spheres
    Quantum Physics, Quantum Research News

    Germanium’s “light holes” boost spin qubit potential

    by Ivy DelaneyAugust 19, 2026
  • A complex optical setup is displayed on a dark table in a laboratory setting, dominated by green laser beams.
    Physics, Quantum Physics

    Photonic mesh rejects wavelengths with up to 40dB contrast

    by Rusty FlintAugust 19, 2026
  • This photograph showcases a complex laser interferometer setup on a dark laboratory table, highlighting precision optics and measurement equipment.
    Quantum Physics

    Researchers Build Interferometer with 0.4° Field of View

    by Muhammad Rohail T.August 19, 2026
  • A magenta laser striking a trapped-ion chip
    Quantum Physics, Quantum Hardware

    Better photon timing could speed up quantum information processing

    by Rusty FlintAugust 19, 2026
  • A billiard table is filled with colorful balls, surrounded by complex geometric diagrams, in a dimly lit bar setting.
    Quantum Research News, Quantum Physics

    Exact quantum dynamics now possible with fewer dimensions

    by Rusty FlintAugust 19, 2026
  • This vibrant Hubble image showcases a dense star cluster within a dark, expansive galactic environment, dominated by blues, pinks, and purples.
    Quantum Physics

    Researchers Define Time-Ordered Free Energy in Quantum Systems

    by Muhammad Rohail T.August 18, 2026
  • A complex electronic circuit board is being examined under a bright microscope in a laboratory setting.
    Quantum Physics, Quantum Simulation

    Superconducting chip shows quantum phase shift across 21 modes

    by The QuantAugust 18, 2026
  • A neural network beside a crystalline qubit lattice
    Physics, Quantum Physics

    CMS searches for Higgs boson partner up to 4 trillion TeV

    by Dr. DonovanAugust 18, 2026
  • An atom drawn as overlapping electron orbitals
    Quantum Research News, Quantum Physics

    Quantum electrons in material show strange oscillations under pressure

    by The QuantAugust 18, 2026
  • Two vibrant blue and white planets are connected by glowing lines against a dark, starry space background.
    Quantum Physics

    Researchers Find Minimum Size for Quantum Basis

    by Muhammad Rohail T.August 17, 2026
  • Stylized polygonal mountains create a dramatic, abstract landscape with cool blues, warm golds, and dark purples.
    Quantum Research News, Quantum Physics

    Researchers link quantum data limits to geometry and measurement

    by Ivy DelaneyAugust 17, 2026
  • Two misoriented crystal grains meeting along a strained boundary
    Quantum Physics, Quantum Sensors

    Ytterbium atoms unlock quantum boost to 60-second magnetic coherence

    by Rusty FlintAugust 17, 2026
  • A hand with a red eraser is vigorously rubbing out binary code written on a spiral-bound notebook page.
    Quantum Physics

    Researchers Bound Cryptographic Leakage in GKP State Aggregation

    by Ivy DelaneyAugust 17, 2026
  • A dark metallic disc floating on a near-black background, its face engraved with a glowing three-axis sphere-and-arrows symbol resembling a Bloch sphere.
    Quantum Research News, Quantum Physics

    Brazilian Researchers Demonstrate Universal Single-Qubit Gates with One Pulse

    by Muhammad Rohail T.August 16, 2026
  • A glowing particle passes through two slits producing colored interference rings
    Physics, Quantum Physics

    University of Connecticut Perturbative Theory Predicts Plateau Height & Timescale

    by Muhammad Rohail T.August 16, 2026
  • Dilution refrigerator cradling a layered quantum processor
    Physics, Quantum Physics

    Relativistic Heavy Ion Collider Can Test Detector Coherence

    by Muhammad Rohail T.August 15, 2026
  • A blue spiral structure and an orange faceted crystal linked by glowing golden particle streams in space
    Physics, Quantum Physics

    Thermodynamic Effects Emerge in Snyder-de Sitter Einstein Crystals

    by Muhammad Rohail T.August 15, 2026
  • Field-aligned magnetic domains across a material slice
    Quantum Research News, Quantum Physics

    Spin & Charge Currents Controlled Via Dissipative Processes

    by Muhammad Rohail T.August 15, 2026
  • A single atom glowing inside a glass vacuum cell on an optical bench
    Physics, Quantum Physics

    WSe2 bilayers reveal quantum photocurrent linked to single dopants

    by Ivy DelaneyAugust 15, 2026
  • A glowing lattice of binary cells above a circuit board
    Quantum Research News, Quantum Error Correction, Quantum Physics

    A qubit chain cuts logical qubit decay by half

    by Ivy DelaneyAugust 15, 2026
  • A blackboard of named quantum circuits and gate identities
    Physics, Quantum Physics

    Scientists detect e/3 charge in graphene’s quantum Hall state

    by Ivy DelaneyAugust 15, 2026
  • Two scientists stand before a complex, high-tech experimental setup with red and silver components in a darkened laboratory.
    Physics, Quantum Physics

    SwissFEL at PSI enables record-cold quantum measurements

    by Dr. DonovanAugust 15, 2026
  • This close-up shows a complex, golden quantum computer with numerous wires and tubes, suspended in a dark room.
    Quantum Physics, Quantum Hardware

    A switch for qubits handles 100 picowatts of readout power

    by Rusty FlintAugust 15, 2026
  • Person surrounded by self-sovereign identity credentials
    Quantum Research News, Quantum Error Correction, Quantum Physics

    Three-Point Quantum Identity Confirms Existing Performance Limits for GKP Error-Correcting Codes

    by Muhammad Rohail T.August 15, 2026
  • Microelectrode array illuminating cortical tissue
    Quantum Research News, Quantum Physics

    Shaanxi Normal University Maps Gate Design to Evolution-Level Control

    by Muhammad Rohail T.August 14, 2026
  • Crystalline cube emitting forked lightning on a lab bench
    Quantum Research News, Quantum Physics

    Quantum Engines Face Higher Costs for Greater Measurement Precision

    by Muhammad Rohail T.August 14, 2026
  • Multi-layer tensor-network lattice rendered against a nebula
    Quantum Research News, Quantum Physics

    Ghent & Vienna Researchers Stabilize PEPS Gradients With Implicit Methods

    by Muhammad Rohail T.August 14, 2026
  • Blue wireframe cube composed of a 3D grid of cells on a black background
    Quantum Physics, Quantum Computing News

    Trivalent qubit layouts with fluxonium cut gate count by order of magnitude

    by Muhammad Rohail T.August 14, 2026
  • Lattice of nodes representing a large language model
    Quantum Research News, Quantum Physics

    New Protocol Shares Parameters Hidden in Strong Coupling

    by Muhammad Rohail T.August 14, 2026
  • Quantum entanglement linking particles across distance
    Quantum Research News, Quantum Physics

    Finite Entanglement Scaling Origin Linked to System Perturbations

    by Muhammad Rohail T.August 14, 2026
  • Field-aligned magnetic domains across a material slice
    Quantum Research News, Quantum Physics

    Periodic Orbits Track Quantum States in Integrable Spin Chains

    by Muhammad Rohail T.August 14, 2026
  • Interfering wavefronts bending around a dark obstacle
    Physics, Quantum Physics

    Quantum optics tools now probe X-ray material properties

    by Ivy DelaneyAugust 14, 2026
  • A single chalk stroke raking across dark slate
    Quantum Research News, Quantum Physics

    Bright quantum light emitted from a single zinc selenide impurity

    by Rusty FlintAugust 14, 2026
  • A black hole surrounded by a swirling accretion disk of orange, red, and blue light against a starry space background.
    Quantum Physics, Quantum Events

    Registration is open for a quantum gravity school in France

    by Rusty FlintAugust 14, 2026
  • A glowing, circular emblem with interconnected lines radiates outwards from a central, detailed sphere against a dark, blurred background.
    Quantum Research News, Quantum Physics

    Petz–Rényi Channel Information Is Superadditive for Every α Between 1/2 and 1

    by Muhammad Rohail T.August 14, 2026
  • Fermions and bosons as the two fundamental classes of particles
    Quantum Research News, Quantum Physics

    Parameter-Shift Rules Cut Boson Sampling Gradient Calculations

    by Muhammad Rohail T.August 13, 2026
  • DOE’s Brookhaven Lab to lead $7M quantum physics outpost project
    Quantum Research News, Quantum Physics

    Brookhaven Lab to lead one of eight DOE quantum outpost projects

    by Rusty FlintAugust 13, 2026
  • A blackboard of handwritten mathematics in a sunlit seminar room
    Quantum Research News, Quantum Physics

    Hamad Bin Khalifa University team sets bounds on quantum prediction

    by Ivy DelaneyAugust 13, 2026
  • A complex arrangement of interlocking gears in shades of gold, silver, and bronze is displayed against a stark black background.
    Physics, Quantum Physics

    Kagome metal’s quantum effects yield strong heat-to-power at zero field

    by Ivy DelaneyAugust 13, 2026
  • A symmetrical psychedelic mandala of concentric light rings flanked by floral and eye motifs
    Physics, Quantum Physics

    How Symmetry Cuts Ring Exchange Calculations by 75%

    by Muhammad Rohail T.August 13, 2026
  • An atom drawn as overlapping electron orbitals
    Quantum Research News, Quantum Physics

    Quantum state transfer fidelity improves as atom chain grows to 16

    by Rusty FlintAugust 13, 2026
  • Two-Color Fields Induce New Peak in H₂⁺ FragmentationTwo-Color Fields Induce New Peak in H₂⁺ Fragmentation
    Physics, Quantum Physics

    Two-Color Fields Induce New Peak in H₂⁺ Fragmentation

    by Muhammad Rohail T.August 13, 2026
  • A transparent cube filled with blue spheres sits on a dark surface with a complex digital network background.
    Quantum Research News, Quantum Physics

    UChicago PME’s non-Abelian quantum code boosts error tolerance by 38%

    by Dr. DonovanAugust 13, 2026
  • A hall of glass-fronted equipment cabinets
    Quantum Research News, Quantum Physics

    Scientists get closer to 4D quantum Hall effect with new method

    by Ivy DelaneyAugust 13, 2026
  • Alternate angle on a cesium atom inside an optical cavity
    Physics, Quantum Physics

    Researchers Detect Novel Phase Mode in Non-Hermitian Superfluids

    by Muhammad Rohail T.August 13, 2026
  • Two glowing spherical orbs, one cyan and one deeper blue, connected by a thin bright filament of light across a dark starry expanse.
    Physics, Quantum Physics

    H1 collaboration compares data to dipole-based entanglement entropy

    by Muhammad Rohail T.August 12, 2026
  • A small metallic device with a bright blue glowing center emits concentric circular rings and a thin filament of light.
    Quantum Physics, Quantum Technology

    Quantum Effects Bypass Antenna Efficiency Limit of 2.5%

    by Muhammad Rohail T.August 12, 2026
  • A three-dimensional representation of a hyperbolic paraboloid surface is shown, set against a background of mathematical equations and graphs in shades of blue.
    Quantum Physics, Quantum Simulation

    Quantum equation simulates fluid flow with Schrödinger insights

    by Rusty FlintAugust 12, 2026
  • A complex electronic chip is illuminated by green lasers within a dark, laboratory setting.
    Quantum Research News, Quantum Physics

    Superconductor junctions blur the line between two quantum effects

    by Ivy DelaneyAugust 12, 2026
  • A magenta laser striking a trapped-ion chip
    Quantum Computing News, Quantum Physics

    Gate-voltage noise limits accuracy of qubit calculations

    by Ivy DelaneyAugust 12, 2026
  • Braided ribbon of blue light with bright nodes
    Quantum Research News, Quantum Physics

    Perylene Molecules Emit Gigahertz-Narrow Light in Boron Nitride

    by Muhammad Rohail T.August 12, 2026
  • A central atom with a nucleus surrounded by orbiting electrons is depicted against a dark, space-like background.
    Physics, Quantum Physics

    Fermilab’s Muon g-2 experiment analyzes 25% of data for new results

    by Ivy DelaneyAugust 12, 2026
  • A geometric arrangement of glowing blue nodes connected by lines, with a bright orange energy filament crossing one segment, set against a dark starfield.
    Physics, Quantum Physics

    J. Stefan Institute Maps Information Compression at Criticality

    by Muhammad Rohail T.August 12, 2026
  • A dilution refrigerator suspended in its frame
    Quantum Research News, Quantum Physics

    Quantum heavy-fermion metal superconducts at 240 milliKelvin

    by Rusty FlintAugust 12, 2026
  • A large, grey cube constructed from numerous identical spheres sits on a white surface, creating a complex visual effect.
    Physics, Quantum Physics

    A crystal’s natural shape focuses light like a waveguide

    by Dr. DonovanAugust 12, 2026
  • This image displays a stylized waveform graphic in shades of blue against a dark black background.
    Physics, Quantum Physics

    Glueball detection supports key prediction of quantum physics

    by Rusty FlintAugust 12, 2026
  • A glowing lattice of binary cells above a circuit board
    Quantum Algorithms, Quantum Physics

    Algorithm guarantees efficient quantum thermal state creation

    by Rusty FlintAugust 12, 2026
  • Multi-layer tensor-network lattice rendered against a nebula
    Quantum Research News, Quantum Physics

    POVM Range Dictates Stable Quantum State Estimation

    by Muhammad Rohail T.August 12, 2026
  • An atom drawn as overlapping electron orbitals
    Physics, Quantum Physics

    MIT physicists observe quantum electrons building competing phases in a material

    by Dr. DonovanAugust 12, 2026
  • A hand erasing pencilled binary digits from a notepad
    Quantum Research News, Quantum Physics

    Qubit errors traced to two sources, cosmic rays, cooler vibrations

    by The QuantAugust 12, 2026
  • Interfering wavefronts bending around a dark obstacle
    Quantum Research News, Quantum Physics

    New scheme boosts photon subtraction for quantum experiments

    by Dr. DonovanAugust 12, 2026
  • Two interlocking polyhedra sharing an orbit
    Quantum Research News, Quantum Physics

    Entanglement scaling can shift from power law to logarithmic

    by The QuantAugust 12, 2026
  • A chain of trapped ions lit by red lasers
    Quantum Physics, Quantum Technology

    New chip uses quantum effects to control light beams dynamically

    by Ivy DelaneyAugust 12, 2026
  • A green circuit board with numerous components and connectors is displayed on a workbench amidst electronic test equipment.
    Quantum Research News, Quantum Physics

    Quantum integrated sources yield 2.58x more photons than before

    by Ivy DelaneyAugust 12, 2026
  • A bundle of optical fibers glowing in rainbow colors emerging from the end of a dark cable.
    Quantum Research News, Quantum Physics

    Floquet Networks Achieve Near-Perfect Transport Despite Disorder

    by Muhammad Rohail T.August 12, 2026
  • A glowing, circular emblem with interconnected lines radiates outwards from a central, detailed sphere against a dark, blurred background.
    Quantum Research News, Quantum Physics

    Researchers find up to three agents share states via single quantum circuit

    by Muhammad Rohail T.August 11, 2026
  • Golden cryostat surrounded by Bloch-sphere axis diagrams
    Quantum Physics, Quantum Computing News

    Researchers Cut Transmon Gate Error to -0.007° With DRAPE

    by Muhammad Rohail T.August 11, 2026
  • A futuristic laboratory setting displays entangled particles connected by a glowing blue line, surrounded by complex machinery.
    Quantum Research News, Quantum Physics

    Faster entanglement prep with balanced gain and loss

    by Ivy DelaneyAugust 11, 2026
  • Two vibrant blue and green Earths are connected by swirling, luminous white lines against a dark, starry space background.
    Quantum Research News, Quantum Physics

    Entanglement spreads further thanks to energy leakage, study finds

    by Dr. DonovanAugust 11, 2026
  • A geometric arrangement of glowing blue nodes connected by lines, with a bright orange energy filament crossing one segment, set against a dark starfield.
    Quantum Research News, Quantum Physics

    Thermodynamic Geometry Links Information to Energy Gaps

    by Muhammad Rohail T.August 11, 2026
  • This graphic displays a stylized waveform in shades of blue against a dark black background, representing sound data.
    Quantum Algorithms, Quantum Physics

    Quantum advantage shown with shallow circuits, despite errors

    by The QuantAugust 11, 2026
  • A complex, layered artwork depicts interlocking gears and cosmic elements against a dark, starry background.
    Physics, Quantum Physics

    MIT’s Jessica Fry hunts for axions, a dark matter candidate

    by Dr. DonovanAugust 11, 2026
  • Droplet of quantum matter punching through a potential barrier
    Physics, Quantum Physics

    LPRIM’s Kratzer Basis Improves Bound-State Accuracy to 1% at Screening

    by Muhammad Rohail T.August 11, 2026
  • Crystal lattice holding qubits as long-lived spin states
    Quantum Research News, Quantum Physics

    University of Manchester Achieves High-Fidelity Agent Repair

    by Muhammad Rohail T.August 11, 2026
  • Space exploration missions discovering new frontiers beyond Earth
    Quantum Physics, Quantum Mechanics

    Researchers find Time-Symmetry Breaking Drives Quantum Systems to Equilibrium

    by Muhammad Rohail T.August 10, 2026
  • Laboratory flask holding a glowing molecule
    Quantum Research News, Quantum Physics

    Illinois Researchers Quantify Limits of Chiral Molecular Discrimination

    by Muhammad Rohail T.August 10, 2026
  • This graphic displays a stylized waveform in shades of blue against a dark black background, representing sound data.
    Quantum Research News, Quantum Physics

    Qubits reveal cause and effect with just measurements

    by Rusty FlintAugust 10, 2026
  • An abstract grid of luminous cells representing a large matrix
    Quantum Physics, Quantum Sensors

    Positive semidefinite matrices unlock better quantum sensing

    by Rusty FlintAugust 10, 2026
  • A beam of light running across a wireframe landscape
    Physics, Fun Stuff, Quantum Physics

    Book Links Quantum Physics to Ancient Buddhist Insights

    by Rusty FlintAugust 10, 2026
  • Blue and orange glowing orbs encircled by orbital rings and crossed by a colorful waveform in space
    Quantum Algorithms, Quantum Physics

    Szegedy Walk’s Transition Matrix Perturbation Has Spectral Norm 1/N

    by Muhammad Rohail T.August 10, 2026
  • Single cesium atom held between mirrored chrome cavity walls
    Physics, Quantum Physics

    Tracking Control Enables Sublinear Optics in Single Hydrogen Atom

    by Muhammad Rohail T.August 10, 2026
  • Multi-layer tensor-network lattice rendered against a nebula
    Physics, Quantum Physics

    University of Vienna Achieves Clearer Gap Bounds via Tensor Networks

    by Muhammad Rohail T.August 10, 2026
  • A bright blue point of light at lower left with a thin curved arc of light sweeping upward and to the right across darkness.
    Quantum Research News, Quantum Physics

    How Lower, Upper Bounds Define CSM Discrimination Simulation Costs

    by Muhammad Rohail T.August 10, 2026
  • Space exploration missions discovering new frontiers beyond Earth
    Quantum Research News, Quantum Physics

    Researchers Find Cartesian Parameters Enrich Quantum Circuit Semantic Modeling

    by Muhammad Rohail T.August 9, 2026

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