#PhotonicQuantum
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#PhotonicQuantum #QuantumComputing #News
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bsiegelwax.substack.com
November 1, 2026 at 2:33 AM
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Researchers implemented a three-photon Kerr parametric oscillator as a protected qutrit, observing quantum coherence through Rabi oscillations and cat-like quantum states with breathing dynamics in phase space.

#PhotonicQuantum #QuantumComputing #News
Protected Cat-Qutrit Manifold via Engineered Quantum Tunnelling
iq.fp2.dev
November 1, 2026 at 2:24 AM
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Researchers constructed asymptotically good Fock-state quantum error-correcting codes that protect against amplitude-damping noise by correcting linearly many photon losses, solving a key limitation of existing codes with bounded per-mode occupancy.

#QuantumErrorCorrection #PhotonicQuantum #News
Asymptotically Good Bosonic Fock State Codes
quantum-journal.org
November 1, 2026 at 4:17 AM
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Achieved 92.5% fidelity in high-dimensional quantum state synthesis (d=7) through 20-meter multimode fiber using heralded single photons and digital optical phase conjugation, establishing fiber as scalable platform for quantum information processing.

#PhotonicQuantum #QuantumFiber #News
Programmable High-Dimensional Quantum State Synthesis in 20-Meter Multimode Fiber
iq.fp2.dev
November 1, 2026 at 5:19 AM
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Researchers discover shallow linear-optical interferometers can generate unitary t-designs with ~2d tunable parameters instead of O(d²), enabling scalable photonic quantum computing with reduced hardware overhead and propagation losses.

#PhotonicQuantum #QuantumComputing #Research
Hardware-Efficient Linear-Optical Interferometers for Approximate Unitary t-Designs
arxiv.org
October 30, 2026 at 9:40 PM
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Quantum kernel methods enable efficient classification of quantum states with polynomial measurement requirements. Theory-guided experimental validation on programmable photonic processor for stellar rank classification in quantum systems.

#QuantumML #PhotonicQuantum #Research
Provably Efficient Quantum-State Classification via Quantum Kernels
iq.fp2.dev
October 30, 2026 at 7:21 AM
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Comprehensive review exploring how to quantify and measure quantum properties of light states, from Glauber-Sudarshan representations through practical applications in quantum information processing, metrology, and cryptography.

#QuantumOptics #PhotonicQuantum #Research
Optical Quantumness: Concepts, Measures, and Applications
iq.fp2.dev
October 31, 2026 at 11:32 PM
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NVision and HyperLight integrate molecular qubits onto TFLN photonic circuits, combining Nature-published research with commercial expertise for advanced photonic quantum chip development.

#PhotonicQuantum #QuantumHardware #News
NVision and HyperLight Partner to Develop Photonic Quantum Chips
iq.fp2.dev
October 28, 2026 at 4:48 PM
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UbiQD received state funding to develop deterministic single-photon sources using cadmium-free copper indium disulfide nanocrystals operating at room temperature for photonic quantum processors and quantum key distribution applications.

#PhotonicQuantum #QuantumHardware #News
UbiQD Secures $200K Grant for Deterministic Single-Photon Emitters
quantumcomputingreport.com
October 29, 2026 at 1:27 AM
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Researchers experimentally demonstrated wave-particle duality using entangled photons with dual selection of two beam splitters in a Mach-Zehnder interferometer, achieving 97.4% interference visibility.

#QuantumDuality #PhotonicQuantum #Research
Wheeler's Delayed-Choice Experiment with Dual Beam Splitter Selections
iq.fp2.dev
November 1, 2026 at 5:28 PM
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Proposes scalable method using marginal bunching to certify photon indistinguishability in quantum interferometers with polynomial sampling complexity, enabling robust characterization of Boson Sampling and quantum photonic systems.

#PhotonicQuantum #BosonSampling #Research
In Situ Certification of Multiparticle Indistinguishability in Generic Interferometers
iq.fp2.dev
November 1, 2026 at 12:14 AM
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Proves limits of classical light replacement for simulating lossy photonic quantum computing. Introduces detection-approximation method surpassing the square-root barrier to enable higher photon survival with classical simulation.

#PhotonicQuantum #QuantumAlgorithms #Research
Classical Simulation of Lossy Gaussian Boson Sampling beyond Square-Root Regime
arxiv.org
October 31, 2026 at 2:05 PM
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NVision demonstrates single-molecule quantum control with 2.2 ms coherence, partnering with HyperLight to integrate molecular qubits directly onto photonic chips—offering a solution-processable alternative to cleanroom fabrication.

#MolecularQubits #PhotonicQuantum #QuantumHardware
Molecular Qubits on Photonic Chips: NVision-HyperLight Partnership Advances Scalable Quantum Platform
iq.fp2.dev
October 28, 2026 at 6:18 PM
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Xanadu Quantum Technologies patent filing describes a scalable photonic quantum system using Gaussian Boson sampling, photon detection, and integrated circuits to generate fault-tolerant quantum states for computation.

#PhotonicQuantum #FaultTolerance #Patent
Scalable Fault-Tolerant Photonic Quantum Computing System with Integrated Circuit Architecture
iq.fp2.dev
November 1, 2026 at 2:41 AM
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Framework connecting SPDC source parameters to spatial multiplexing capacity: 12 user-pair channels at >0.9999 routing fidelity using azimuthal photon routing with guard-band optimization achieving exponential error suppression.

#PhotonicQuantum #QuantumNetworking #Research
Spatial Division Multiplexing of Entangled Photons: Framework and Design Rules for Multi-User Quantum Networks
arxiv.org
October 31, 2026 at 7:45 AM
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Spin injection in quantum dots controls not just single-photon helicity but also higher-order temporal correlations through cooperative emission effects, enabling electrical quantum light sources with tunable multi-photon statistics.

#QuantumDots #PhotonicQuantum #SpinInjection
Spin-Controlled Multi-Photon Emission Dynamics in Electrically Driven Quantum Dots
iq.fp2.dev
October 30, 2026 at 9:21 AM
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PsiQuantum demonstrated an 8×8 optical circuit switch with industry-leading 1.2 dB insertion loss for AI data centers, leveraging silicon photonics technology originally developed for fault-tolerant quantum computing.

#OpticalSwitching #PhotonicQuantum #News
PsiQuantum Unveils Optical Circuit Switch for AI Infrastructure Using Advanced Silicon Photonics
iq.fp2.dev
October 28, 2026 at 3:23 PM
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ORCA Computing's PT-3 photonic quantum system, deployed in London, achieves 20% improvement in protein design and 12x speedup on energy optimization benchmarks while operating at room temperature.

#PhotonicQuantum #QuantumComputing #News
ORCA Computing Launches PT-3 Photonic Quantum System for Scientific Research and Industrial Optimization
iq.fp2.dev
October 28, 2026 at 8:20 AM
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IQT interviews QuicklyQuantum founder Mark McGuire on democratizing photonic quantum computing through accessible kits, quantum education initiatives, and networking quantum systems toward a future quantum Internet.

#PhotonicQuantum #QuantumEducation #News
QuicklyQuantum Founder on Photonic Quantum Computing Kits and Quantum Education
iq.fp2.dev
October 27, 2026 at 9:32 PM
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Researchers bridge photonic and qubit quantum computing by truncating Fock space, enabling Gaussian Boson Sampling simulations on current hardware. New COΦ compiler automates translation of photonic programs to qubit instructions.

#PhotonicQuantum #HybridQuantum #News
Mapping Photonic Quantum Systems to Qubit Circuits via Fock Space Truncation
quantumzeitgeist.com
October 27, 2026 at 4:23 PM
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Develops microscopic quantum theory of photonic bandstructure in honeycomb lattices by combining Maxwell Hamiltonian framework with electronic band structure calculations, enabling computation of optical properties directly from first principles.

#PhotonicQuantum #TopologicalPhotonics #Research
Quantum Photonic Bandstructure in Two-Dimensional Honeycomb Lattices
iq.fp2.dev
October 27, 2026 at 2:31 AM
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Vietnam establishes first on-premises photonic quantum system at QTU, featuring Quandela's MosaiQ hardware, education programs, and startup incubator—expanding France-Vietnam quantum collaboration.

#PhotonicQuantum #QuantumVietnam #QuantumComputing
Quandela Deploys Vietnam's First Photonic Quantum Computer at Quang Trung University
iq.fp2.dev
October 23, 2026 at 1:18 AM
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Sparrow Quantum appoints founder Peter Lodahl as CEO, shifting from quantum photonic chip development to integrating its technology into fault-tolerant quantum computing systems.

#PhotonicQuantum #QuantumComputing #News
Sparrow Quantum Appoints Peter Lodahl as CEO, Focusing on Fault-Tolerant Quantum Architectures
iq.fp2.dev
October 22, 2026 at 9:26 AM
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Quandela integrated photonic QPUs with NVIDIA GPU accelerators via low-latency NVQLink, executing quantum reservoir computing in real-time—advancing hybrid quantum-classical computing and European quantum infrastructure sovereignty.

#PhotonicQuantum #HybridQuantumAI #News
Quandela Demonstrates Hybrid Photonic Quantum-GPU Computing at GTC Berlin
quantumcomputingreport.com
October 23, 2026 at 1:25 AM
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Quandela signed MoUs with South Korea's KRIBB to develop hybrid AI-quantum workflows for drug discovery, and with Vietnam's FPT Corporation to advance quantum R&D, cloud access, and workforce development across Southeast Asia's quantum ecosystem.

#PhotonicQuantum #DrugDiscovery #QuantumEcosystem
Quandela Establishes Strategic Photonic Quantum Partnerships with South Korea and Vietnam for Drug Discovery and Ecosystem Development
quantumcomputingreport.com
October 23, 2026 at 1:21 AM