Optics and Photonics
46 reportsSpectroscopy and optical fibers make up the scientific record used here. Its limits become clearer when asking how losses limit devices and where quantum effects appear, keeping definitions, predictions, and observations from being conflated.
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
PsiQuantum Secures Major CHIPS Act Funding for Photonic Quantum Manufacturing
PsiQuantum has finalized a $100 million CHIPS Act award with the US Department of Commerce to accelerate domestic manufacturing of photonic quantum computing components and strengthen the onshore supply chain for advanced quantum hardware
Japan Funds Optical Module R&D for Neutral-Atom Quantum Processors
Yaqumo Inc. and SCREEN Holdings have launched a joint project to develop high-speed optical modules for neutral-atom quantum processors, aiming to address hardware bottlenecks and strengthen Japan's domestic quantum supply chain
Xanadu Targets 1,000 Logical Qubits in Photonic Quantum Roadmap
Xanadu has released a technical roadmap outlining its plans to scale photonic quantum hardware, reduce photon loss, and implement error correction, with the goal of reaching over 1,000 logical qubits by 2031 in networked quantum data centers
Quantum Camera Startup Secures $10M+ for Sub-Diffraction Imaging
Diffraqtion has raised over $10 million in pre-seed funding to advance quantum-enabled optical sensing platforms that claim to resolve features far below the classical diffraction limit, targeting applications in space domain awareness and defense
Canada Funds Xanadu's Inception Facility for Quantum Photonics Manufacturing
Xanadu has secured CAD $195 million in federal support to build the Inception facility in Toronto, aiming to advance photonic quantum computing hardware and supply chain integration as part of the CAD $893 million Project OPTIMISM
Field Test Links Quantum Key Distribution Over 18 km Free-Space Channel
A team in Italy has demonstrated real-time quantum key distribution across an 18-kilometer free-space link using room-temperature detectors, integrating adaptive optics to overcome atmospheric turbulence and coupling the signal into standard fiber
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
Skyloom Deploys 84 Optical Terminals for Secure Space-Based Networks
Skyloom Global, now part of IonQ, has installed 84 optical communication terminals in low-Earth orbit, supporting the U.S. Space Development Agency's secure mesh network for military data transfer and future quantum networking applications
Brookhaven and Stony Brook Send Entangled Photons 21 km Through Open Air
A team at Brookhaven National Laboratory and Stony Brook University has established a 21-kilometer free-space quantum link, transmitting single and entangled photons across the atmosphere to connect metropolitan quantum network nodes under real-world conditions
Israel Launches Consortium for Quantum-Safe Communication Protocols
A new Israeli consortium led by Allot Ltd. brings together industry and academic partners to develop and test quantum-resistant communication protocols for optical, satellite, and mobile networks
Quantinuum Expands Albuquerque R&D Hub for Trapped-Ion Photonics
Quantinuum will expand its Albuquerque facility with $1.5 million in city and state funding, focusing on integrated photonics for trapped-ion quantum processors and strengthening ties with national laboratories
Strategic Shifts in Quantum Leadership Signal Industry Priorities
Recent appointments at PsiQuantum, EigenQ, Qunova Computing, and Optica Quantum highlight the evolving leadership landscape in quantum computing and photonics, as companies position themselves for the next phase of technical and commercial development
Mountain West Quantum Alliances Launch Unified Testbed Network
A new agreement connects Colorado, Wyoming, and Montana quantum innovation hubs, opening shared testbeds and commercialization programs for advanced sensing, photonics, and quantum optics technologies
Quantum Algorithms Target Photodynamic Cancer Drug Design Limits
Xanadu Quantum Technologies and the University of Alberta are developing quantum algorithms to simulate light-activated molecules for photodynamic cancer therapy, aiming to overcome classical computational bottlenecks in drug discovery
16-Qubit Photonic Quantum Processor Demonstrated on Silicon Chip
A team from Hefei Guizhen Chip Technology and USTC has built a 16-qubit measurement-based quantum computing system on a silicon photonic chip, achieving high-fidelity operation using high-dimensional path encoding
OpenLight and Tower Expand Photonic Chip Design With Integrated Lasers
OpenLight and Tower Semiconductor have released a photonic design kit for Cadence EDA tools, enabling engineers to develop high-speed photonic integrated circuits with on-chip lasers for data centers and optical systems
Neutral-Atom Qubits Trapped Using Photonic Integrated Circuits
Pasqal has demonstrated trapping individual neutral atoms with laser light routed through a silicon nitride photonic chip, replacing bulk optics and addressing a key scaling challenge for neutral-atom quantum processors
Quantum Optics Jena's ELVIS QKD Hardware Passes ISO Security Audit
Quantum Optics Jena's ELVIS quantum key distribution system has completed an independent ISO/IEC 23837 hardware security evaluation, testing for side-channel vulnerabilities in entanglement-based QKD devices
Qunnect and Monarch Target Scalable Quantum Network Hardware
Qunnect and Monarch Quantum have announced a partnership to develop modular, miniaturized entanglement distribution hardware for quantum networks, aiming to reduce system size and cost through advanced photonic manufacturing techniques
TuringQ Moves Toward IPO With Photonic Quantum Chip Production
TuringQ, a Shanghai-based company specializing in photonic quantum architectures, has begun pre-IPO tutoring as it seeks to become China's first publicly listed quantum computing firm. The company's pilot facility now manufactures thin-film lithium niobate photonic chips at wafer scale
Xanadu Expands US Quantum Operations Amid Hardware and Algorithm Gains
Xanadu Quantum Technologies reported advances in photonic quantum hardware, algorithmic development, and US expansion, while disclosing a strengthened cash position and increased investment in fabrication and engineering
Thailand Opens Quantum Club Hub to Advance Regional Quantum Technology
A new national quantum technology hub has launched at True Digital Park in Bangkok, aiming to accelerate quantum research, workforce training, and industrial adoption across Southeast Asia through coordinated government, academic, and industry collaboration
Entangled Photons Sent Over 62 km of Live Aerial Fiber in Maryland
A team from NIST, the University of Maryland, and Qunnect has distributed polarization-entangled photons across 62 kilometers of commercial aerial fiber, testing quantum communication under real-world environmental noise
Quantum-Safe Encryption Tested at 1.6 Tb/s on Live Fiber Network
A field deployment by Quantum Corridor, Ciena, and Toshiba has demonstrated quantum-safe optical encryption at 1.6 Tb/s over a commercial fiber link, combining post-quantum cryptography and quantum key distribution in a real-world setting
QuiX Quantum Releases Alquor 2.0 Photonic Processor Platform
QuiX Quantum has launched Alquor 2.0, a rack-mountable photonic processor platform based on silicon nitride integrated circuits, aiming to support quantum optics and information processing research with improved stability and automation
IonQ and Sandia Partner on Trapped-Ion Quantum Hardware for Security
IonQ and Sandia National Laboratories have agreed to jointly develop and test trapped-ion quantum hardware and integrated photonics for national security applications, focusing on system optimization and device characterization at Sandia's New Mexico facility
IonQ and EPB Launch Quantum Memory Integration Testbed in Tennessee
IonQ and EPB are establishing a research center in Chattanooga to test commercial quantum memory hardware on a live fiber optic network, aiming to advance quantum communication infrastructure and evaluate real-world integration challenges
PsiQuantum Funds Quantum Workforce Training in South Chicago
PsiQuantum has committed $250,000 to support STEM education, higher education, and technical training in South Chicago, aiming to build a local talent pipeline for the region's developing quantum technology sector
OptQC and NTT Target Million-Qubit Optical Quantum Computer by 2030
OptQC and NTT have announced a capital and business alliance to develop a fault-tolerant optical quantum computer targeting one million physical qubits, with a roadmap spanning hardware, supply chain, and enterprise integration through 2030
Vexlum Opens London Lab for High-Power Quantum Laser Development
Vexlum has established a dedicated R&D laboratory in London to advance high-power semiconductor lasers for quantum computing and precision measurement, appointing Dr. Stefan Truppe as Managing Director of Vexlum UK
How to Watch the 2026 Solar Eclipse Safely in the UK
The August 12, 2026, eclipse will cover about 90% of the Sun in parts of the UK. Here is how to choose certified eye protection and compare viewing options without risking permanent damage
Hybrid Quantum Interference Links Atomic and Semiconductor Photon Sources
Researchers in South Korea have directly demonstrated two-photon interference between a quantum dot and a warm cesium atomic vapor, achieving photon indistinguishability across distinct quantum hardware without active filtering or frequency conversion
Custom Nanopositioning Platform Targets Photonic Processor Testing
A modular nanopositioning test system developed by SmarAct and Akhetonics enables precise optical and electro-optic characterization of advanced photonic integrated circuits, addressing key engineering challenges in scalable optical computing hardware
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
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