Condensed Matter
25 reportsMagnetism and quantum materials are considered together as the evidence changes. The resulting analysis addresses how the concept is defined and tested and where models fail, distinguishing formal consequences from intuition, analogy, or application.
Qubic awarded Canadian contract for cryogenic quantum amplifiers
Qubic will deliver nine kinetic inductance traveling wave parametric amplifiers and control software under a CA$1.5 million federal contract, aiming to cut cryogenic power use in quantum measurement setups.
Cryogenic Milestone for Silicon Spin Qubits as Quobly and Absolut System Advance
Quobly and Absolut System have qualified a 100 mW sub-kelvin cryogenic platform to support silicon spin-qubit quantum processors, marking a key step toward scalable quantum computing hardware and revealing the engineering limits of thermal management
Xanadu and ASML target lower optical loss in silicon quantum chips
Xanadu Quantum Technologies and ASML have launched a technical collaboration to reduce optical propagation loss in integrated silicon photonic circuits, a key challenge for scalable fault-tolerant quantum computing hardware
QTREX Quantum Reveals 17,280-Line Cryogenic Interconnect at IEEE 2026
QTREX Quantum has announced a cryogenic interconnect architecture designed to support up to 17,280 coaxial lines per stage in commercial dilution refrigerators, aiming to address wiring density and thermal management for large-scale quantum processors
Superconducting Quantum Control Chips Target Cryogenic Bottleneck
S-Transistors, a Finnish deep-tech spin-off, has secured €2.6 million to develop wafer-scale superconducting transistor circuits for quantum processor control at millikelvin temperatures, aiming to address wiring and thermal challenges in large-scale quantum computing
IBM Qiskit Fermions Library Targets Structure-Preserving Quantum Compilation
IBM Quantum has released Qiskit Fermions 0.1.0, an open-source library designed to maintain physical symmetries and particle-number conservation during quantum circuit compilation for fermionic systems, with a focus on quantum chemistry and condensed matter simulation
NIST Scales SNSPD Widths to 0.1 mm for Quantum Photonic Devices
Researchers at the National Institute of Standards and Technology have demonstrated a superconducting nanowire single-photon detector with a 100-micrometer active width, addressing fabrication and noise challenges that have limited quantum photonic hardware
Neutral-Atom Quantum Simulator Probes 2D Conformal Field Theory Spectra
A Caltech-led team has directly measured finite-size energy excitation spectra predicted by two-dimensional conformal field theory, using a neutral-atom quantum simulator based on strontium atom chains and Rydberg interactions
Diamond Quantum Sensors Target GPS-Denied Navigation Challenges
Dirac Labs has secured $1.8 million in pre-seed funding to develop and test diamond-based quantum sensors designed for navigation in environments where GPS is unavailable, using nitrogen-vacancy centers and AI-driven signal processing
Cornell Team Deposits High-Quality Tantalum Qubits at 200°C
Researchers at Cornell University have demonstrated a low-temperature process for fabricating tantalum-based superconducting qubits, using krypton gas to enable high-quality films compatible with commercial semiconductor foundries
IBM Links Modular Cryogenic Cells for Quantum Hardware Integration
IBM has connected and cooled its first modular cryogenic cells, reaching a hardware milestone for its planned IBM Quantum Starling system. The approach aims to address wiring, cooling, and integration challenges in scaling superconducting quantum processors.
Rice Team Demonstrates Tunable Thermal Reservoirs in Trapped-Ion Simulator
Rice University physicists have experimentally engineered a reservoir system that allows independent control of temperature and dissipation in trapped-ion quantum simulators, enabling studies of open quantum systems under realistic thermal conditions
Nord Quantique Demonstrates Bosonic Code Quantum Error Correction
Nord Quantique has advanced quantum error correction using bosonic codes in superconducting cavities, aiming to reduce overhead and improve logical qubit performance in hardware operating at cryogenic temperatures
Rigetti Reports Revenue Growth and U.S. CHIPS Act Quantum Funding
Rigetti Computing has reported a sharp increase in revenue, new U.S. government funding under the CHIPS Act, and a partnership with Hewlett Packard Enterprise to deploy superconducting quantum processors in hybrid supercomputing environments
Modular Quantum Architecture Cuts Physical Qubit Overhead Tenfold
Qarakal Quantum has introduced a modular superconducting quantum computing architecture, Pangaea, designed to reduce the number of physical qubits needed for fault-tolerant logical qubits by an order of magnitude compared to standard layouts
Silicon Spin QPU Runs Autonomously with Cryogenic Control Chip
HRL Laboratories has demonstrated an 18-qubit silicon spin quantum processor operating with a cryogenic CMOS controller, eliminating real-time room-temperature control and addressing key wiring and thermal bottlenecks in quantum hardware
Zinc Oxide Defect Proposed as Room-Temperature Spin Qubit Alternative
A theoretical study led by SKKU researchers identifies a molybdenum-oxygen-vacancy complex in zinc oxide as a candidate for high-fidelity spin qubits operating at room temperature, potentially addressing fabrication challenges faced by diamond NV centers
IBM Acquires HRL to Advance Silicon-Spin Qubit Quantum Hardware
IBM has announced plans to acquire HRL Laboratories, aiming to integrate silicon-spin qubit expertise with its superconducting quantum hardware program and expand its approach to scalable, fault-tolerant quantum computing
Innolume Adds GEN2000 MBE System to Expand Quantum Dot Laser Output
Innolume has ordered a GEN2000 Molecular Beam Epitaxy system from Veeco to increase production of gallium arsenide quantum dot lasers for optical interconnects in AI and cloud data center infrastructure
Japan Backs Hitachi and Intel to Develop Silicon Spin Qubit Processors
A new government-funded project led by Hitachi aims to move silicon spin-qubit quantum processors from laboratory prototypes toward manufacturable hardware, using Intel's advanced foundry and AIST's research infrastructure
Laser-Driven Nonlinear Dynamics Observed in Mott Insulators
Researchers have identified four distinct regimes of photoexcitation in Mott insulators, revealing how laser-driven feedback can dynamically alter conductivity and carrier production in strongly correlated materials
Simulations Map Phase Separation in Disordered Protein Condensates
Researchers used computer simulations to analyze how intrinsically disordered proteins with prion-like domains cluster and undergo phase separation, revealing distinct regimes and highlighting challenges in measuring critical parameters
Quantum entanglement measured in heavy-fermion strange metal
Researchers used inelastic neutron scattering and quantum Fisher information to directly probe multipartite entanglement in a heavy-fermion metal, offering new evidence for the quantum origins of strange metal behavior
Coupled Laser Array Reveals Nonlinear Effects in Percolation Transition
A team has experimentally realized percolation using a 100-laser array, uncovering how nonlinear interactions shift the critical threshold and alter cluster formation compared to idealized models
Continuous Models Challenge Sudden Quantum Wavefunction Collapse
A new theoretical framework models quantum measurement as a continuous, stochastic process, offering an alternative to the traditional view of abrupt wavefunction collapse and providing new tools for quantum control and algorithm design