Optics and Photonics
19 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.
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
PsiQuantum's Photonic Quantum Hardware Faces Expanded DARPA Scrutiny
PsiQuantum has secured a $125 million agreement with DARPA to support independent verification of its photonic quantum computing hardware, manufacturing processes, and cryogenic infrastructure as part of the Quantum Benchmarking Initiative
Laser-Driven Nonlinear Dynamics Observed in Mott Insulators
Researchers have identified four distinct regimes of photoexcitation in Mott insulators, revealing how laser-driven feedback can dynamically alter conductivity and carrier production in strongly correlated materials
Micro-Transfer Printing Advances Heterogeneous Silicon Photonics Integration
Researchers have demonstrated micro-transfer printing to combine materials like III-V semiconductors and lithium niobate with silicon photonics, addressing integration challenges for faster optical computing and communications hardware
New Mexico Invests $1.2M in Quantum Hardware and Photonics Startups
Six early-stage quantum technology companies have received $200,000 grants each to expand or establish operations in New Mexico, supporting hardware, photonics, and software development for quantum sensing, communication, and computing applications
Optical Frequency Comb Operates in Orbit for First Time
A space-qualified optical frequency comb developed by QuantX Labs has been activated and verified in low Earth orbit, demonstrating key engineering benchmarks for future optical atomic clock payloads in space
Structured light reveals new patterns for retinal health assessment
Researchers have used spin-orbit coupled light to enhance the visibility of Boehm's brushes-subtle optical patterns in peripheral vision-demonstrating a method that could enable non-invasive tests of retinal integrity using quantum optics techniques
NASA Tests Laser Link for Live 4K Video Transmission From the Moon
NASA's Artemis II mission used an experimental laser communications system to transmit live high-definition video from lunar orbit to Earth, testing a lower-cost, higher-bandwidth alternative to traditional radio links under real mission conditions
UCLA Team Integrates Terahertz Generation and Detection on One Chip
A UCLA research group has demonstrated a semiconductor chip that combines terahertz signal generation and detection, using quantum-well photodiodes and standard fabrication methods, potentially enabling scalable terahertz systems for communications and sensing
Hybrid Photon-Atom Quantum Blueprint Targets Error Correction Limits
Quantum Source Alpha Labs has released a detailed hardware proposal for a hybrid photon-atom quantum computing architecture, aiming to address scaling and error correction challenges that limit current quantum processors
Metasurface Grating Demonstrates Compact Solar Magnetic Field Mapping
A polarization-sensitive metasurface grating has matched conventional instruments in mapping solar magnetic fields, offering a route to smaller, simpler, and potentially more robust hardware for future space-based solar telescopes
Coupled Laser Array Reveals Nonlinear Effects in Percolation Transition
A team has experimentally realized percolation using a 100-laser array, uncovering how nonlinear interactions shift the critical threshold and alter cluster formation compared to idealized models