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Materials, Coatings News
Graphene Activates IR Emission Source for Integrated Photonic Gas Sensor
AACHEN, Germany, July 24, 2024 — Using graphene as the emission source, researchers at AMO GmbH worked with other European universities to develop a MIR emitter for integrated photonic gas sensors. The researchers integrated the graphene-based emitter with photonic waveguides that couple directly into silicon waveguides operating in the region relevant for gas sensing. The integration of these components at the wafer level could reduce the size and cost, improve the mechanical stability, and potentially
Nanofabrication in Bulk Silicon Brings 3D Integrated Photonics Step Closer
ANKARA, Turkey, July 23, 2024 — Using spatially-modulated laser beams and anisotropic seeding, researchers at Bilkent University demonstrated a way to control nanofabrication deep inside silicon (Si) bulk material, instead of only on the surface of an Si chip. The new approach...
OptoGPT to Enhance Optical Component Design
ANN ARBOR, Mich., July 22, 2024 — An algorithm developed at the University of Michigan is expected to enhance the design process for optical components including solar cells, smart windows, telescopes, and others. OptoGPT harnesses the transformer neural networks powering large...
TRUMPF and SiMa.ai Partner on AI Lasers
DITZINGEN, Germany, July 19, 2024 — TRUMPF has partnered with machine learning system-on-chip developer SiMa.ai to equip TRUMPF laser systems with AI technology, focusing on the acceleration of complex materials processing. This will include systems for welding, cutting, and marking,...
Silicon Carbide Wafering Pioneer Halo Industries Raises $80M
SANTA CLARA, Calif., July 18, 2024 — Halo Industries, a developer of laser manufacturing technology for the semiconductor industry, has raised up to $80 million in a series B funding round. The company plans to use the funds to scale the commercialization and reach of its technology...
Customized Optical Traps Improve 3D Trapping Efficiency in Large Particles
EXETER, England, July 17, 2024 — The smaller the volume of light that confines a microparticle, the more tightly the particle can be trapped. Maximizing the stiffness of the optical trap can lead to more precise measurements at the nanoscale and more photon-efficient tweezing of...
Insights on Photon Shapes Hold Promise for New Tech
ENSCHEDE, Netherlands, July 16, 2024 — Researchers from the University of Twente have found far greater diversity in the behavior of photons compared to electrons surrounding atoms, while also being much easier to control. These new insights have implications for a broad range of...
Topological Platform Can Increase Frequency Comb Efficiency
COLLEGE PARK, Md., July 12, 2024 — The well-defined spacing between frequency spikes makes the frequency comb a valuable light measurement tool. Just as the evenly spaced lines on a ruler provide a way to measure distance, the evenly spaced spikes of a frequency comb allow the...
PhotonDelta Expands to U.S. with California Office
SAN FRANCISCO, July 9, 2024 — Netherlands-based photonic chip accelerator PhotonDelta has opened an office in California with the goal of growing the photonic chip industry by facilitating collaboration between European and North American organizations. Backed by $1.2 billion to...
Lens Made with Hybrid Glass Enables Responsive Micro-Optical Devices
JENA, Germany, July 8, 2024 — A mm-sized optical lens made from a hybrid glass material demonstrated the ability to change its refractive behavior in the presence of gas. Developed by researchers at the University of Jena, the lens’ behavior stems from the materials from...
onsemi Acquires SWIR Vision Systems
SCOTTSDALE, Ariz., July 3, 2024 — Image sensor technology company onsemi has completed the acquisition of SWIR Vision Systems, a provider of colloidal quantum-dot-based (CQD) short wave infrared technology. SWIR Vision Systems is now a wholly owned subsidiary of onsemi, with the...
Picosecond Sources Optimize Silicon Carbide Scribing for Device Fabrication
Jul 3, 2024 — With legislative and environmental considerations converging into powerful tailwinds, the e-mobility sector is a blossoming innovation area in all reaches of its value chain. Today, electric vehicle (EV) battery packs are scaling to higher voltages,...
Laser Microprocessing Conquers the Challenge of Ultrafine Components
Jul 3, 2024 — Laser microprocessing covers a broad scope of laser processes used in the machining of ultrafine structures. In this area of technology, micrometer-scale levels of precision and accuracy are required to obtain the desired structures and, more...
Fraunhofer Developing Silicon-Based NIR Photodiodes
DRESDEN, Germany, July 3, 2024 — Photodiodes, the core component of image sensors, are indispensable in countless applications. Silicon is a favored material for crafting these components, but its sensitivity in the NIR range is lacking. As a result, developers have had to use...
3D Printing Technique Streamlines Multi-Materials Prototyping
COLUMBIA, Mo., July 2, 2024 — A 3D printing and laser process developed at the University of Missouri opens the door to simplified manufacturing of multi-material, multi-layered sensors, circuit boards, and even textiles with electronic components. Called the Freeform...
EUV Light Source Could Meet Chip Makers’ Future Lithography Needs
BERLIN, July 2, 2024 — Scientists from Helmholtz-Zentrum Berlin (HZB), Tsinghua University, and the Physical-Technical Federal Institute (PTB) for metrology are building the foundation for a future source for coherent ultraviolet (UV) radiation, known as steady-state...
Deep Learning-Trained Imager Magnifies Subwavelength Objects
LOS ANGELES, June 27, 2024 — An optical imaging system from UCLA goes beyond the traditional diffraction limit to enable imaging at subwavelength resolution. The new imager will make direct imaging of phase objects with subwavelength resolution less challenging for bioimaging,...
Nonlinear Optics Upconverts IR to Visible for IR Imaging at Local Level
BANGALORE, India, June 25, 2024 — From defense to astronomy to environmental science, multiple sectors rely on infrared (IR) imaging and sensing to uncover critical information that cannot be detected by light in the visible range. Existing IR sensors are often bulky and...
Upgraded Advanced Photon Source Delivers First Light
LEMONT, Ill., June 25, 2024 — The Advanced Photon Source (APS) has completed its upgrade and delivered its first X-ray light beams to a scientific beamline earlier this month. Operations have been suspended over the past year while its original electron storage ring (responsible...
Canon to Produce Coating Materials for Perovskite Solar Cells
TOKYO, June 19, 2024 — Canon has reported the development of a high-performance semiconductor material that it expects will improve the durability and mass-production stability of perovskite solar cells. The company will begin shipping samples this month and expects to...
Black Semiconductor Raises $275 Million
AACHEN, Germany, June 13, 2024 — Graphene chip developer Black Semiconductor has raised €254.4 million (~$275.4 million) in funding. The startup is developing a method to build networks of graphene-based chips to speed network communications and facilitate optical chip-to-chip...
Metasurfaces Enable Switch from Edge Detection to IR Imaging
MELBOURNE, Australia, June 13, 2024 — To create a compact, flexible sensor for agriculture and other industries, an international engineering team combined the tunability of phase change materials with reconfigurable image-processing metasurfaces. The resulting device provides image...
Photonic Insulator Enhances Study of Light-Matter Interactions
TROY, N.Y., June 11, 2024 — Exciton-polaritons — the hybrid quasiparticles of excitons and photons — have the potential to serve as a tunable, nonlinear platform for studying topological phenomena. However, due to limitations in materials, experimental observations...
Reflective Optics Improve in Durability as Applications Increase
Jun 3, 2024 — The range of optical systems in which reflective optics appear is an appropriate indicator of the importance of these components. Mirrors are ubiquitous in the optical bench setups that enable laboratory research across disciplines. Industrial and...
EU Effort Achieves Initial Graphene Photonic Integrated Circuit
GOTHENBURG, Sweden, May 31, 2024 — The EU-funded Graphene-based All-Optical Technology Platform for Secure Internet of Things (GATEPOST) project has presented the first photonic integrated GATEPOST chip. Presented at a meeting of the project’s eight stakeholders at the EurA AG...
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July 2024
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