Articles tagged with Photonics
Researchers at NC State University have developed a new method to measure the optical gain of MEH-PPV, a low-cost polymer that can amplify light. The new approach uses extremely short laser pulses, reducing thermal degradation and providing more accurate results.
A Vienna-Boulder collaboration demonstrates a novel technology for producing mirrors with reduced mechanical loss, enabling advancements in precision measurement and fundamental physics research. This breakthrough could accelerate progress in the development of narrow linewidth laser sources and large area crystalline coatings.
The University of Eastern Finland and LUXeXceL have collaborated to develop a 3D printing method for optical components, overcoming the issue of surface quality for visible light. This technology enables the creation of high-quality lenses without post-processing, revolutionizing component manufacturing.
Researchers at ICFO have successfully demonstrated a new quantum-mechanical measurement technique, allowing for the observation of spinning electrons in atoms without disturbing them. This achievement exceeds the standard quantum limit and paves the way for the observation of individual atoms.
Researchers at the University of Bristol successfully implemented a full quantum circuit to calculate unknown eigenvalues using a quantum algorithm without prior knowledge. This achievement marks an important step towards practical quantum computing, enabling applications in quantum simulations and metrology.
Researchers developed a bio-inspired coating that enhances LED light extraction by up to 55 percent. The innovative design mimics the natural structure of firefly lanterns, which reduces internal reflections and allows more light to escape, ultimately making LEDs brighter while using less energy.
Researchers use harmonic generation microscopy to create high-resolution maps of skin cells, revealing increased sizes of basal keratinocytes and nuclei with natural aging. The findings provide an index for scoring natural or intrinsic skin aging, which could help monitor skin health and test effectiveness of anti-aging treatments.
A team from the University of Bristol's Centre for Quantum Photonics has developed a technique to recycle particles in a quantum computer, reducing physical resources required for factoring. This breakthrough enables more efficient calculations, paving the way for larger implementations of quantum algorithms.
Two teams explore using natural silk for implantable sensors, compostable lasers, and microfibers integrated into photonic chips. Silk's optical properties make it an attractive material for biocompatible and biodegradable applications.
Researchers at Case Western Reserve University have developed a new technology that aims to make terabyte storage cheaper and easier. They use similar optical data storage technology as commercially available Blu-ray discs but write data in dozens of layers instead of two or four, resulting in lower manufacturing costs.
Researchers at the University of Pennsylvania have developed an all-optical photonic switch made from cadmium sulfide nanowires, enabling faster and more efficient light manipulation. This breakthrough paves the way for significant advancements in photonics and its applications in computing.
Scientists at Argonne National Laboratory have developed a new X-ray imaging technique that enables non-destructive 3D visualization of material surfaces. This breakthrough expands the range of X-ray research possible for biology, nanotechnology, and photonics.
SACLA boasts the shortest wavelength in the world, an extremely broad wavelength range, and a high peak output of 10 GW. Its unique design and original Japanese technologies enable its remarkable performance despite a compact size of only 700 meters.
The NaPANIL project demonstrated the potential of nanoimprinting lithography to create low-cost optical components with various applications. The project showcased three main demonstrators: an OLED Head-Up Display, a Functional Light Directional Element, and a Planar Diffactive Optical Element.
Robert Alfano, CUNY Distinguished Professor of Science and Engineering at CCNY, receives the Britton Chance Biomedical Optics Award for developing non-invasive optical biopsy methods that provide molecular information on cancer cells. His techniques can eliminate wait times and reduce physical trauma of surgery.
Researchers have developed a multi-purpose photonic chip that generates, manipulates, and measures entanglement and mixture on a tiny silica chip. This device can perform various experiments in a straightforward way using a single reconfigurable chip.
The Optical Society published a Focus Issue on Liquid Crystal Materials for Photonic Applications, showcasing breakthroughs in reversible phototuning of lasing frequency and polymer-stabilized blue-phase liquid crystals. These advancements have significant implications for next-generation displays and optical devices.
Using ultra-short pulses of ultraviolet light, scientists increase the number of right-side-up antibodies in QCM sensors, more than doubling their sensitivity. This breakthrough opens up new possibilities for research using this type of sensor.
A new type of detector uses a CCD image sensor chip in an off-the-shelf X-ray camera to measure both particle energy and spatial location. The device successfully detects molecules containing carbon and hydrogen at energies above 1 MeV, opening up new avenues for complex molecule research
The Optical Society's Applied Optics journal publishes a special focus issue on Light and Color in the Open Air, featuring striking images of natural optical phenomena such as rainbows, fog bows, coronas, sprites, and mirages. The accompanying online photo gallery showcases the beauty and science behind these phenomena.
Scientists have confirmed the existence of triple rainbows using photographic evidence and a new meteorological model. The discovery was made possible by a professor's guidelines that showed how to find tertiary rainbows, which are rare because they require specific conditions to appear.
Researchers developed a new chip using SPIDER technology to measure ultrafast optical pulse intensity and phase without expensive equipment. The breakthrough paves the way for applications in metrology and optical telecommunications.
Using a single UV laser pulse, researchers can now zap away biological tissue at multiple points simultaneously. This technique allows scientists to isolate specific cells and observe their shape dictated solely by internal forces. The method has potential applications in developmental biology and bioengineering.
The photonics center will develop novel sensing technologies for remote oil storage measurement, gasifier refractory wall monitoring, and on-line dissolved gas detection in transformers. This will improve the efficient operation of advanced power systems and reduce costs associated with transformer failures.
Researchers have discovered a way to prevent light signals from reflecting backwards on silicon chips, enabling faster data transfer rates and lower costs. The breakthrough could lead to the development of integrated photonic chips that replace electronic chips in information technology.
Researchers designed a new type of optical waveguide that isolates light signals on a silicon chip, solving a long-standing problem in engineering photonic chips. This breakthrough enables the creation of integrated nanoscale photonic devices and components for future integrated information systems.
Researchers at UCL have demonstrated the first electrically driven quantum dot laser grown directly on a silicon substrate with a suitable wavelength for telecommunications. This breakthrough enables efficient light sources in silicon, a crucial material for future silicon photonics.
Researchers at the University of Calgary have successfully created a node in a quantum network using impurities in diamonds. Impurities in diamonds can be used to store information encoded onto their quantum state, which can be controlled and read out using light.
The new journal, Optical Materials Express, launched by OSA, explores the intersection of optics and materials science, offering rapid online publication and open-access features. The inaugural issue includes research on metamaterials, microlasers, and chiral optical materials.
Researchers at UC Riverside have created nanoscale iron oxide particles that form rods and display colors when exposed to a magnetic field. The technology has potential applications in color displays, bio-sensing, and biomedical labeling.
Researchers from the University of Bristol demonstrated the quantum operation of new components that will enable compact circuits for future photonic quantum computers. These integrated photonic circuits are compact, stable, and low-noise, paving the way for mass production of chips for quantum computers.
The development team at Infinera Corp. has achieved a record one terabit per second speed on a single integrated indium phosphide chip, enabling more powerful, flexible, and reliable optical networks. The new technology uses equipment that is significantly smaller, less expensive, and uses much less energy than traditional transponder-...
The Capasso lab has successfully demonstrated highly collimated unidirectional microlasers, enabled by whispering gallery modes in an elliptical cavity. This breakthrough has significant applications in photonics, including sensing and communications.
Researchers created a nanoscale light sensor that can be combined with electronic circuitry to produce hybrid optic and electronic devices. The device can detect optical properties at the nanoscale and deliver this information in electronic form.
SPADnet aims to create a new generation of smart image sensors for photon-starved biomedical applications, enabling scalable and efficient imaging. The project will develop ring-assembly modules for Positron Emission Tomography (PET) imaging and carry out performance tests in a PET evaluation system.
mLED Ltd develops micro light-emitting diodes (microLEDs) with compact and efficient designs, suitable for various applications including neuroscience, microscopy, and communications. The company aims to deliver platform technology that is robust, reliable, and versatile.
Researchers at Sandia National Laboratories have successfully integrated a terahertz quantum-cascade laser and diode mixer into a compact, monolithic platform, reducing the need for precise optical alignment. This innovation could enable new applications in security, communications, and medical diagnostics.
The Optical Society (OSA) has launched a new peer-reviewed journal called Optical Materials Express, which will focus on advances in novel optical materials. The journal aims to cover a wide range of topics in optical materials, including biomaterials, detector materials and metamaterials.
Researchers at Georgia Tech have designed a class of molecules with the right properties for all-optical signal processing. These materials could enable low-power, high-speed optical switching and computing, potentially transmitting data at speeds up to 2,000 gigabits-per-second.
Developed by INRS researchers, the new microring resonator offers several advantages, including low-cost fabrication and a single low-power laser source to obtain multiple wavelengths. This technological breakthrough is crucial as electronic devices reach their data transmission capacity limit.
Researchers successfully manipulate entangled states of four photons on a silicon chip, achieving precise control over the behavior of individual particles. This breakthrough has important implications for quantum computing and ultra-precise measurements, paving the way for advanced quantum technologies.
Yale researchers have demonstrated silicon-based nanocantilevers that operate on photonic principles, enabling ultra-sensitive measurements at the atomic level. The system can detect as little deflection as 0.0001 Angstroms, and a sensor multiplex format allows for complex measurements of patterns simultaneously.
Lee Feinberg, Optical Telescope Element Manager for the James Webb Space Telescope, has been elected as a fellow of SPIE for his significant contributions to large space optics and optical technology. He will receive his award at the SPIE Optics and Photonics meeting in San Diego this August.
New research demonstrates how laser-based techniques can create micron-sized light pathways in three dimensions, enabling the detection of faint light from extrasolar planets and galaxies. This technology has the potential to improve the sensitivity and precision of future telescopes, such as the planned European ELT.
Researchers envision a 'revolution' in lighting with LEDs, promising cost savings of $1.83 trillion and reduced carbon emissions by 10.68 gigatons. Smart lighting applications could enhance healthcare, transportation, digital displays, and computer networking.
Scientists at the University of Michigan and Princeton University have discovered a way to enhance light output in organic light-emitting devices, emitting approximately 70 lumens from a single watt of power. This innovation pushes more appealing white light, reducing energy consumption and reliance on coal-generated electricity.
Strauf's research enables high-efficiency single photon generation, paving the way for scalable quantum computation. The team developed a novel microcavity structure and electrical gates to achieve a net single photon generation rate of 100 MHz.
Researchers at Université Laval have successfully developed a highly reflective liquid mirror capable of functioning under harsh lunar conditions. The discovery, published in Nature, brings the project one step closer to building a liquid telescope on the moon, which could be up to 1,000 times more sensitive than current space telescopes.
Scientists at Georgia Tech have demonstrated a new technique for fabricating nanoscale optical waveguides and splitters using artificial butterfly wing scales. The replicas accurately replicated the physical features and optical properties of the natural wing scales, exhibiting similar shape, orientation, and distribution.
Researchers at Intel and the University of California, Santa Barbara have created a new hybrid computer chip that uses lasers to transmit data, promising faster data transfer rates. The development paves the way for future optical communications at low cost.
Researchers at Temple University's Center for Advanced Photonics Research are working on developing cyclic ozone, a molecule with three times the energy of normal ozone, which could play a crucial role in powering future space missions. The team plans to use ultrafast lasers to synthesize the molecule using an evolutionary search strat...
Physicists at NIST create an optical nose technique that can identify a single atom or molecule in gas samples with minute concentrations. The method uses infrared laser beams and mirrors to detect gases at very low pressures and varying frequencies.
Professor Jim Hough of the University of Glasgow believes that gravitational waves will be detected in the near future due to advancements in instrument technology. The UK's GEO 600 device has shown promising results, and its innovations are being considered by LIGO for implementation.
Researchers used structured light imaging to produce a detailed 3D picture of tooth decay, allowing dentists to study the process in real-time. This technique has the potential to reveal early stages of decay and enable preventative measures.
Researchers have developed spiraling glass fibers that impart a chiral character to light by polarizing photons. These fibers can be used as sensors for pressure, temperature, torque, and chemical composition, while also enabling the manipulation of polarized light in various applications.
Researchers at Binghamton University's IEEC are working on developing small-scale electronics, including microelectric mechanical systems and nanostructured materials. The goal is to create next-generation products with advanced technology, rather than lower cost manufacturing.
New McGill researchers have been awarded $1.76 million in funding for new equipment and installations, with Quebec agreeing to match the amount. The funding will support various campus projects and research initiatives across multiple institutions affiliated with McGill.
Researchers at U of T have created a new kind of luminescent silicon film that emits and transmits photons, a significant step forward in photonics. The discovery holds out the promise of new improved light-emitting diodes, optical interconnectors, displays, and chemical sensors.