Optics and Photonics
63 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.
FSU Wins $2.1M to Build Quantum Communication Testbed
Florida State University will build a campus-scale quantum communication testbed linking engineering and high-field facilities to study entangled photons under turbulence, magnetic fields and cryogenic cycling.
Quantum Sensor Network Research Wins $600,000 NSF Grant
A three-year NSF award, beginning June 1, 2026, will fund a Stony Brook and University of Hawaiʻi collaboration on entangled sensor nodes using squeezed-light photonics and diamond spin centers under realistic noise.
Xanadu and Bluefors Target the Cryogenic Bottleneck in Quantum Scaling
Xanadu and Bluefors announced a multi-million-dollar partnership on September 29, 2026, to develop modular cryogenic infrastructure for photonic quantum systems whose SNSPD detectors must operate near 2 kelvins.
Quandela Targets South Korea for Photonic Quantum Hardware
Quandela has identified South Korea as a potential Asian center for photonic quantum hardware, system integration and joint R&D, while emphasizing that the initiative remains a partner-search and development framework rather than a completed manufacturing agreement.
Quantum Photonic Processor Survives Its First Orbit Test
A University of Vienna payload has demonstrated two-photon interference and programmable matrix execution in orbit, showing that integrated photonic quantum hardware can operate beyond the laboratory.
Quantum Effects 2026 Awards Four Routes Toward Useful Quantum Hardware
Quantum Effects 2026 has recognized four application-focused projects spanning quantum annealing hardware, open-source software, atomic magnetometry and photon timing for networked QKD, with the winners set for public presentation in Stuttgart on 6-7 October 2026.
QuiX Quantum Brings Photonic Quantum Hardware to Japan
QuiX Quantum has appointed Sendai-based TEI-C as its exclusive Japanese distributor, giving universities, research institutes and industry local access to Alquor 2.0 photonic processors and PACU control systems.
Mesa Quantum Raises $11.8M for GPS-Independent Quantum Sensors
Mesa Quantum has raised an oversubscribed $11.8 million round to move its chip-scale atomic clocks and inertial sensors from component research toward integrated systems and scaled manufacturing for GPS-denied environments.
memQ Releases Compiler for Heterogeneous Quantum Networks
memQ has released an open-source compiler that converts monolithic quantum circuits into network-aware execution graphs and models entanglement costs across heterogeneous QPUs
Quantum Resource Estimation Adds Distributed Photonic Architectures
Microsoft and Photonic are adapting an open-source quantum resource estimator for modular systems so developers can model physical-qubit counts, runtime and optical-networking overhead before distributed hardware is available.
Standing Wave Cooling Brings Trapped Ions Near Ground State
Cornell researchers used a 397 nm standing wave on a fabricated ion-trap chip to cool a single 40Ca+ ion near its motional ground state in 150 microseconds
Nanjing Team Brings Asynchronous Quantum Conferencing to 59.6 dB Loss
Nanjing University has demonstrated a three-user measurement-device-independent quantum conferencing network that retains O(η) loss scaling and uses timestamped event pairing and software phase correction instead of global laser locking.
SK Telecom Builds a Digital Twin for Quantum Networks
SK Telecom and KISTI demonstrated a standards-compatible digital twin that lets engineers examine quantum-network configurations before installing physical QKD hardware, while reporting no new secret-key rate, distance or security-certification results.
Quantum B Secures European Patent for Entanglement Consensus
Quantum B has received European Patent EP 4462727 for a Quantum Conference Key Agreement protocol that uses multipartite entanglement to help independent network nodes reach consensus, although no deployment or performance benchmark has yet been reported.
Silicon Nitride Modulators Open a Route to Visible Quantum Photonics
NLM Photonics, LIGENTEC SA and Spark Photonics have fabricated silicon nitride organic-hybrid modulators that could connect low-loss visible photonics with quantum routing and laser control.
Japan Bets on Photonic Quantum Computing at 10,000 Qubits
OptQC has closed a JPY 7 billion Series A2 round and plans a Tokyo R&D hub for photonic quantum processors, while Mitsubishi Electric expands its strategic role in Japan's quantum-hardware ecosystem.
Mitsubishi Electric Targets Control Hardware for Million-Qubit-Scale Systems
Mitsubishi Electric will lead two NEDO-backed projects aimed at solving control and readout bottlenecks in neutral-atom, trapped-ion, and superconducting quantum platforms intended for million-qubit-scale systems.
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
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