Chinese startup QBoson raised $145M Series B led by Beijing Financial Holdings & ICBC Capital to build a quantum chip pilot line in Shenzhen. Its 1,000-qubit photonic systems now feature AI-driven control sustaining 7×16hr stable operation.
#PhotonicQuantum #QuantumFunding #News
TU Munich & Max Planck researchers fabricated an erbium-doped silicon waveguide quantum memory on a 1.5×10⁻² mm² chip, achieving >1μs programmable delay, 44.2MHz bandwidth, and 91.3% phase visibility — orders of magnitude beyond existing on-chip delay lines.
#PhotonicQuantum #QuantumMemory #News
Researchers at CNR/INO achieved 97.1% Franson interference visibility using a passively-stabilised PPLN photonic integrated circuit at telecom wavelengths — no active control needed, CAR >1000 at just 1.7mW pump power.
#PhotonicQuantum #QuantumNetworking #News
UCF researchers used silicon photonic waveguide arrays to entangle topological protected modes in superlattices, enabling scalable, error-resilient quantum states without increasing system complexity. Published in Science.
#PhotonicQuantum #QuantumEntanglement #News
Photon-triplets generated via third-order DFM in a KTP crystal, achieving 11.6 triplets/s. A semiclassical model incorporating vacuum quantum fluctuations outperforms a full quantum model, paving the way for entanglement and squeezing experiments.
#QuantumOptics #PhotonicQuantum #Research
Stanford's PINE device uses on-chip SHG in lithium niobate to passively suppress laser intensity noise by 25–60 dB from DC to >10 GHz—no feedback loops—stabilizing a fiber amplifier output to the quantum shot-noise limit.
#PhotonicQuantum #QuantumSensing #LaserStabilization
Neural-network inverse design optimized an AlGaAs microcavity to emit polarization-entangled photon pairs at 1092 nm (88Sr+ ion transition) & 1550 nm (telecom C-band), achieving ~36x SPDC efficiency gain for scalable hybrid quantum networking.
#QuantumNetworking #PhotonicQuantum #TrappedIons
Bottom-up methodology for deriving computation models & DSLs from novel physical devices, demonstrated via PyBos—a Python-embedded DSL for lossy bosonic photonic interferometer computing targeting the boson sampling problem.
#BosonicComputing #PhotonicQuantum #UnconventionalComputing
Researchers integrated NbOI₂ vdW crystal directly onto optical fiber facets, achieving lens-free in-line SPDC photon-pair generation with CAR ~4600—far exceeding prior vdW-based sources—enabling compact, alignment-free fiber quantum photonics.
#PhotonicQuantum #QuantumPhotonics #Research
QuiX Quantum launches a Medium blog covering quantum computing topics, technology background, and company updates. First post by CTO explores the difference between qumodes and qubits.
#QuantumComputing #PhotonicQuantum #News
QuiX Quantum's photonic processor encodes quantum info via qumodes—not qubits. Author Jelmer Renema breaks down how these two paradigms differ and where they converge in this technical explainer.
#PhotonicQuantum #Qumodes #News
Researchers report the largest universal quantum photonic processor to date: a 12-mode programmable linear optical system designed for low-loss, large-scale quantum and classical photonic information processing tasks.
#PhotonicQuantum #QuantumComputing #News
Quix Quantum's Jelmer Renema explains how qumodes process quantum information using continuous-variable systems, contrasting gate operations, encoding strategies, and computational trade-offs against qubit-based paradigms.
#PhotonicQuantum #QuantumComputing #News
Integrated photonic circuits enable precise manipulation of qumodes (continuous-variable quantum states) for computation. This explainer details how light-based hardware is programmed to execute quantum operations beyond traditional qubit paradigms.
#PhotonicQuantum #Qumodes #News
Europe launches P4Q: a €50M photonic quantum initiative across 12 countries with 29 partners developing scalable SiN/TFLN chips for quantum computers, sensors, and secure comms. AQT is a core consortium partner targeting TRL-8 readiness.
#PhotonicQuantum #EuropeanQuantum #News
A framework quantifying nonclassical speedups in polarization/spin systems shows cross-Kerr interactions yield a persistent O(√N) quantum speedup over classical bounds, establishing polarization nonclassicality as a genuine dynamical resource.
#PhotonicQuantum #QuantumSpeedLimit #Research
SEALSQ Corp plans to acquire Swiss firm Miraex SA, whose TFLT photonic integrated circuits enable microwave-to-optical transduction for distributed quantum computing, sensing, and networking — including space-based QSOC nanosatellite deployments.
#QuantumNetworking #PhotonicQuantum #News
Feldman et al. demonstrated a CV quantum compiler using two-mode squeezed light to learn optical phase operations, achieving 5.4x precision gain and 3.6x speedup by tuning squeezing parameters to optimize the cost landscape.
#QuantumComputing #PhotonicQuantum #News
Researchers at Universität Hamburg found just 8% spatial-mode mismatch destroys a 5.8dB squeezed state entirely—a 'hyperloss' exceeding 100%. Phase tuning of spatial modes recovered lost correlations, reducing 15% geometric mismatch to ~2.8% effective loss.
#QuantumNetworks #PhotonicQuantum #News
ORCA CEO Richard Murray discusses real-world quantum deployment on BBC Inside Science, amid the UK government's newly announced £2B 'Quantum Leap' fund targeting energy, materials, and AI applications.
#PhotonicQuantum #QuantumComputing #News
Xanadu secures ~USD302M via SPAC merger with Crane Harbor, listing on Nasdaq & TSX as 'XNDU' on Mar 27, 2026. A potential CAD390M govt investment (Project OPTIMISM) targets room-temperature photonic fault-tolerant quantum computing scale-up.
#PhotonicQuantum #QuantumComputing #News
Xanadu becomes the first publicly listed photonic quantum computing company (ticker: XNDU, March 27 2026), backed by $302M via Crane Harbor merger plus pursuit of CAD390M from Canadian govt via Project OPTIMISM.
#PhotonicQuantum #QuantumComputing #News
QuiX Quantum adds Richard Moulds (ex-AWS Quantum Director) and Rob Hays (ex-Atom Computing CEO) to its Supervisory Board, bolstering leadership as the Dutch photonics firm targets commercial deployment of scalable quantum systems.
#PhotonicQuantum #QuantumComputing #News
QuiX Quantum signed an MoU with Q-Alliance to deploy room-temperature, measurement-based photonic quantum computing at Italy's National Center 'Volta' in Lombardy, targeting aerospace, pharma, logistics, and finance applications.
#PhotonicQuantum #QuantumComputing #News
ORCA Computing built a tensor-network photonic simulator using NVIDIA's cuTensorNet, scaling to 48 qumodes on a single A100 GPU—matching PT-2 hardware specs—vastly outperforming CPU state-vector methods capped at ~20 modes.
#PhotonicQuantum #QuantumSimulation #News
ORCA Computing built a GPU-accelerated photonic simulator using NVIDIA's cuQuantum/cuTensorNet library, enabling scalable hybrid quantum-classical workflows aligned with its PT-2 processor. Open-source release planned with upcoming CUDA-Q.
#PhotonicQuantum #QuantumComputing #News
Xanadu Quantum Technologies and TELUS will integrate photonic quantum processors with TELUS' PureFibre network and HPC systems, creating sovereign hybrid quantum-classical infrastructure backed by CAD 390M via Project OPTIMISM.
#QuantumComputing #PhotonicQuantum #News
PsiQuantum's Macromux uses hierarchical postselection to boost fault-tolerant quantum thresholds up to 6× (Pauli: 1%→5.9%). Can double photonic loss thresholds with only 3× resource overhead, setting new records in fusion-based quantum computing.
#QuantumComputing #FaultTolerance #PhotonicQuantum
PsiQuantum Unveils Plans For A Massively Scalable, Light-Based Quantum Supercomputer.
medium.com/@jckapadia00...
#PsiQuantum, #QuantumComputing, #QuantumSupercomputer #PhotonicQuantum #PhotonicChips #QuantumOptics #QuantumTechnologies #QuantumDataCenter, #QuantumEngineering, #Semiconductor
Le premier ordinateur quantique photonique est désormais en orbite (~550 km) après un lancement réussi le 23 juin 2025 : ère spatiale nouvelle.
trustmyscience.com/lancement-pr...
#Space #Science #QuantumComputing #PhotonicQuantum #EdgeInSpace
