Source temporal imperfections in measurement-device-independent quantum key distribution
Hu and coauthors examined in Physical Review A how timing deviations from photon sources affect two-photon interference in device-independent key distribution.
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Towards noble gas quantum optical magnetometry using direct ultraviolet detection
Maldaner and Porat described in Phys. Rev. A a method to sense magnetic fields by monitoring noble gas spins with UV comb light, avoiding alkali mixtures.
Quantum error correction in adversarial regimes
Rahul Arvind and coauthors published a Physical Review A paper showing standard quantum error correction corrects at most half the code distance under adversarial corruption and introducing quantum list decoding.
Bounding eigenstate overlap from Hamiltonian moments: Success-probability guarantees for quantum phase estimation
Lin and Izmaylov reported a calculable method for limits on quantum phase estimation success rates based on Hamiltonian moments in Physical Review A.
Traceable quantum secret sharing
Heisenberg-Limited Hamiltonian Learning Without Short-Time Control
D-Wave files 4
D-Wave submitted a Form 4 to the U.S. Securities and Exchange Commission.
IonQ files 8-K
IonQ filed an 8-K form with the U.S. Securities and Exchange Commission.
Bringing the magic: Google breaks open a bottleneck in quantum computing
Google Quantum AI reported in Science that magic state cultivation succeeded on its quantum processors.
Large-Scale Implementation of Quantum Subspace Expansion with Classical Shadows
Researchers reported the first large-scale implementation of quantum subspace expansion with classical shadows in Physical Review Letters.
Digital Dissipative State Preparation for Frustration-Free Gapless Quantum Systems
Feldmeier, Liu, Lukin and Choi described a protocol to prepare ground states of gapless quantum many-body systems with local measurements and feedback.
Bistable squeezing in a multimode circuit-quantum-acoustodynamics system
Quantum analysis of a multifrequency laser with a photonic time crystal
Protsenko and Uskov proposed and theoretically analyzed a laser incorporating a photonic time crystal to generate multiple widely separated optical frequencies.
Geometric power capacity of coherent ergotropy in quantum batteries
$\mathrm{Λ}$-Enhanced Gray-Molasses Loading and EIT Cooling of Neutral Atoms in Nanophotonic Traps
Lucas Pache and coauthors published results in PRX Quantum showing cooling methods that raise atom capture rates and extend hold times in nanophotonic traps.
Customers Don't Want Qubits, They Want Answers
Diraq published an article on the operating costs of quantum computers and the industry's emphasis on qubit counts over customer outcomes.
Your quantum pilot is over—now the real work begins
QuEra published an article on October 14, 2026.
Optical Poling of a Quantum Ferroelectric Metal across the Order-Disorder Phase Transition
Researchers reported optical poling of a quantum ferroelectric metal across its order-disorder phase transition in Physical Review Letters.
Time-Dependent Wave-Packet Approach to Reactions for Quantum Computation
Evan Rule and Ionel Stetcu described a finite-lattice wave-packet method that obtains scattering matrices for nuclear or chemical reactions using only initial-state preparation and unitary time evolution.
Bayesian Phase Stabilization at the Shot-Noise Limit for Scalable Quantum Networks
Researchers from multiple Chinese institutions published a Bayesian method for optical phase stabilization at the shot-noise limit in quantum networks in Physical Review Letters.
Distributed Quantum Simulation
Tianfeng Feng and colleagues published protocols for communication-efficient distributed quantum simulation using three algorithms in Physical Review Letters.
Geometric Optimization over Quantum State Spaces: Tight Uncertainty Relations and Resource Certification
Predicting Magic from Very Few Measurements
Researchers Varela et al. reported a technique to estimate nonstabilizerness in quantum systems from a limited set of Pauli measurements, reaching larger sizes than prior methods.
Fast Gates for Bit-Flip Protected Superconducting Qubits
C. A. Siegele and coauthors published work on rapid operations for superconducting qubits shielded from bit flips in PRX Quantum.
Genuine continuous quantumness
npj Quantum Information published an article on continuous quantum properties online on 14 October 2026.
Structural control of two-level defect density revealed by high-throughput correlative measurements of Josephson junctions
A paper in npj Quantum Information reports structural methods to adjust densities of two-level defects in Josephson junctions, based on extensive correlated measurements.
Infleqtion UK to Develop Deployable Quantum Radio Frequency Direction Finding System
Infleqtion UK will develop a deployable quantum radio frequency direction finding system.
Alice & Bob decodes LDPC-cat codes on GPUs with NVIDIA NVQLink
Alice & Bob and NVIDIA CUDA-Q ran LDPC-cat code decoding on GPUs linked by NVQLink.
High-Performance Quantum Frequency Conversion from Ultraviolet to Telecom Band
Researchers reported efficient quantum frequency conversion linking ultraviolet and telecom wavelengths in Physical Review Letters.
Photon-Statistics Time Delay in Quantum Attosecond Photoelectron Interferometry
Li et al. reported in Physical Review Letters that photoelectron interference reveals properties of quantum light via an apparent attosecond time shift.
Multipartite Mixed-Species Entanglement over a Quantum Network
Researchers published generation of multipartite entangled states involving two to four trapped-ion qubits distributed over a photonic fiber link.
Refinements of the Eigenstate Thermalization Hypothesis under Local Rotational Invariance via Free Probability
Mirror subspace diagonalization: a real-time quantum Krylov algorithm with near-optimal sampling cost
A paper on mirror subspace diagonalization for real-time quantum Krylov methods was published in npj Quantum Information.
Running scalable hybrid quantum-classical workflows by integrating Amazon Braket with AWS Batch
AWS integrated Amazon Braket with AWS Batch to support scalable hybrid quantum-classical workflows.
Why Federal Agencies Can’t Wait on Post-Quantum Cryptography
QuEra published an article on October 12 2026 explaining the urgency for federal agencies to adopt post-quantum cryptography.