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World's first demonstration of optical transmission and switching of 15-mode multiplexed signals on a field-deployed multi-mode fiber network

Scientists successfully transmit and switch 15-mode multiplexed signals over a 6.1 km long multi-mode fiber ring in Italy, demonstrating a new approach to increasing fiber network capacity. This achievement is significant for future communication systems beyond 5G.

SourceNational Institute of Information and Communications Technology (NICT)·TypeExperimental study·DateNov 22, 2022
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Silicon photonic MEMS take a step forward

Researchers have demonstrated a power-efficient component for demultiplexing operation using silicon photonic MEMS, enabling efficient wavelength demultiplexing for fiber-optic communications. The compact footprint of the add-drop filter allows fast operation compared to established MEMS products.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Optical Microsystems·DateNov 7, 2022

Higher speeds in free-space optical communications in the midinfrared band

Researchers developed high-capacity free-space optical links using unipolar quantum optoelectronic devices, achieving unprecedented data rates of up to 30 Gbit/s at 31-meter distances. The system's performance is resistant to weather conditions and showcases potential for fast, long-range optical links.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateNov 2, 2022

Deep learning with light

Researchers at MIT have developed a new method that uses optics to accelerate machine-learning computations on low-power devices. By encoding model components onto light waves, data can be transmitted rapidly and computations performed quickly, leading to over a hundredfold improvement in energy efficiency.

SourceMassachusetts Institute of Technology·JournalScience·DateOct 20, 2022
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Ahead of the curve: an optical fiber sensor for measuring deviations in the spine

Researchers developed a novel three-core optical fiber sensor to accurately measure both the magnitude and direction of spine curvature. The sensor offers advantages like low cost, high sensitivity, and small size, making it a promising tool for doctors to diagnose problems in spine curvature.

SourceSPIE--International Society for Optics and Photonics·JournalOptical Engineering·DateSep 27, 2022
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Fiber-optic sensing probe: Quasi-3D plasmonic structures on fiber tips

Researchers have developed a quasi-3D plasmonic structure on fiber tips, enabling high-sensitivity detection of refractive index changes and physical adsorption. The device's noise-equivalent detection limit reaches 10^-7 RIU, outperforming existing sensors.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateSep 20, 2022

Silicon nanopillars for quantum communication

Researchers created silicon nanopillars using MacEtch, a wet etching technique that generates light particles at the right wavelength to proliferate in optical fibers. This breakthrough enables practical quantum communication via optical fibers.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalJournal of Applied Physics·TypeExperimental study·DateSep 20, 2022

Less invasive treatment for emphysema is as good as more invasive surgery: results from first randomised controlled trial comparing lung volume surgery and bronchoscopic lung volume reduction with valve placement

A randomized controlled trial found that both BVLR and surgery lead to significant improvements in lung function, breathlessness, and exercise capacity. The study suggests that less invasive BVLR may be a good therapeutic option for suitable patients, offering a similar outcome to traditional surgery.

SourceEuropean Respiratory Society·TypeRandomized controlled/clinical trial·DateSep 5, 2022

The invention of a flexible ultra-thin endoscope thinner than a needle

Researchers developed a high-resolution holographic endoscope system that can reconstruct microscopic images without attaching equipment to the fiber bundle. The new endoscope has a diameter of 350 μm and achieves spatial resolution of 850 nm, far smaller than the core size of optical fibers.

SourceInstitute for Basic Science·JournalNature Communications·TypeExperimental study·DateSep 4, 2022

‘Plug-and-play’ plasmonic metafibers for ultrafast fibre lasers

Researchers developed a method to integrate plasmonic metasurfaces on optical fibre tips, enabling advanced applications like planar waveshaping and super-resolution imaging. The new metafibers provide 'all-in-fibers' optical systems for sensing, imaging, communications, and more.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateSep 2, 2022
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Researchers use infrared light to wirelessly transmit power over 30 meters

A new wireless laser charging system uses infrared light to transfer high levels of power over distances of up to 30 meters, sufficient for charging sensors. The system automatically shifts to a safe low power delivery mode if an object or person blocks the line of sight, achieving hazard-free power delivery in free space.

SourceOptica·JournalOptics Express·DateAug 30, 2022

1-Pbps orbital angular momentum fibre-optic transmission

Researchers have developed a fibre-optic transmission system that integrates SDM, PDM, and DWDM over a 34-km long fibre, achieving a raw capacity of 1.223 Pb/s with a spectral efficiency of 156.8 bit/s/Hz. The system utilizes OAM modes to reduce MIMO complexity, enabling low power consumption and scalability.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateAug 26, 2022

Customized fiber generates Bessel beams

Customized fibers have been engineered to generate Bessel beams, opening up new applications in imaging and communications. The fibers use a technique called two-photon lithography to fabricate special beam-shaping elements, enabling the creation of compact Bessel beam generators.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalOptica·DateAug 9, 2022

Tiny optical sensors could put an end to hospital bed sores

Researchers at the University of South Australia have developed tiny optical fibre sensors to monitor movement and record vital signs, reducing the risk of pressure sores. The technology can detect when patients remain motionless for extended periods, prompting nurses to adjust their position.

SourceUniversity of South Australia·JournalJournal of Biomedical Optics·TypeComputational simulation/modeling·DateAug 9, 2022
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Scientists have created optical fibers with unusual properties

Researchers at Ural Federal University develop infrared optical fibers with high transparency and low optical losses, suitable for applications in space, laser surgery and medical imaging. The fibers retain their properties even when exposed to ionizing radiation.

SourceUral Federal University·JournalOptical Materials·DateAug 8, 2022

Researchers create biosensor by turning spider silk into optical fiber

A new light-based sensor harnesses the light-guiding properties of spider silk to detect and measure small changes in the refractive index of a biological solution, including glucose and other types of sugar solutions. The sensor is practical, compact, biocompatible, cost-effective, and highly sensitive.

SourceOptica·JournalBiomedical Optics Express·DateAug 2, 2022

New photoacoustic endoscope fits inside a needle

Researchers have created a photoacoustic imaging endoscope probe that can fit inside a medical needle, resolving subcellular-scale tissue structural and molecular information in 3D. The device has an ultra-thin design, allowing for real-time 3D characterization of tissue during minimally invasive procedures.

SourceOptica·JournalBiomedical Optics Express·DateJul 27, 2022
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Operando optical fiber monitoring of nanoscale and fast temperature changes during photo-electrocatalytic reactions

Researchers developed an optical fiber sensor to measure local temperatures on metal surfaces during photo-electrocatalytic reactions. The sensor achieved a thermal resolution of 0.1°C and temporal resolution of 0.1 seconds, revealing correlations between light-induced heating and catalytic activities.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJul 18, 2022

A boost in performances in fibre-integrated quantum memories

Researchers have demonstrated a significant improvement in fibre-integrated quantum memories, achieving an entanglement storage time of over 1000 microseconds. The fully integrated device enables the use of sophisticated control systems, allowing for improved scalability and compatibility with telecommunications infrastructure.

SourceICFO-The Institute of Photonic Sciences·JournalScience Advances·DateJul 11, 2022

1-Pbps orbital angular momentum fiber-optic transmission

Researchers demonstrate a fibre-optic transmission system using OAM modes, achieving a raw capacity of 1.223 Pb/s and spectral efficiency of 156.8 bit/s/Hz. The system uses a 34-km long 7-core ring core fibre with low MIMO complexity.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJul 6, 2022
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Fiber optic sensing detects tremor from Icelandic subglacial volcano

Researchers deployed a fiber-optic cable on Grímsvötn's ice cap to detect low-frequency volcanic tremor, revealing the floating ice sheet acts as a natural amplifier of seismic signals. This technology shows promise for monitoring other ice-covered volcano systems.

SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateJul 6, 2022

Quantitative phase imaging through an ultra-thin lensless fiber endoscope

Researchers have developed a new algorithm to reconstruct incident light field from far-field speckles, enabling three-dimensional quantitative phase imaging with nanoscale axial sensitivity and lateral resolution. This technology paves the way for in vivo label-free characterization of cells and tissue with minimal invasiveness.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJul 6, 2022

Eavesdropping on whales in the high Arctic

Researchers successfully used Distributed Acoustic Sensing to passively listen to whales, detecting over 830 vocalizations and locating their positions with unprecedented spatial resolution. The technique allows for real-time monitoring of whale behavior, as well as detection of other ocean sounds like storms and earthquakes.

SourceNorwegian University of Science and Technology·JournalFrontiers in Marine Science·TypeObservational study·DateJul 5, 2022
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Optical fiber imaging method advances studies of Alzheimer's disease

Researchers develop speckle-based compressive imaging technique to improve deep-tissue imaging in Alzheimer's disease studies. The method reduces pixel measurements needed, producing high-resolution images up to 11 times faster and three times bigger than traditional raster-scan approach.

SourceAmerican Institute of Physics·JournalAPL Photonics·DateJun 30, 2022

Light travelling in a distorting medium can appear undistorted

A team of researchers has discovered a property of light that remains unchanged in complex media, allowing for distortion-free communication and sensing. By applying a novel quantum approach, they showed that all light has this invariant property, which can be exploited to correct distortions without losing any light.

SourceUniversity of the Witwatersrand·JournalNature Photonics·DateJun 24, 2022

Photonic integrated erbium doped amplifiers reach commercial performance

Researchers at EPFL have developed a photonic integrated circuit based erbium-doped amplifier that generates record output power and provides high gain, matching commercial EDFAs. This breakthrough enables new applications in optical communications, LiDAR, quantum sensing, and memories.

SourceEcole Polytechnique Fédérale de Lausanne·JournalScience·DateJun 16, 2022

Researchers develop the world's first ultra-fast photonic computing processor using polarization

Scientists at the University of Oxford have created a new type of computing processor that uses light to process information, achieving speeds faster than traditional electronics. By leveraging multiple polarisation channels, the researchers increased computing density by several orders of magnitude, paving the way for more efficient p...

SourceUniversity of Oxford·JournalScience Advances·TypeExperimental study·DateJun 15, 2022
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Ultra-thin, flexible probe provides neural interface that’s minimally invasive and long-lasting

Researchers at the University of California San Diego have developed a tiny, flexible neural probe that can record and stimulate neural activity while minimizing injury to surrounding tissue. The probe is ideal for studying peripheral nerves or the spinal cord, where traditional probes may not fit due to its small size and flexibility.

SourceUniversity of California - San Diego·JournalNature Communications·TypeExperimental study·DateJun 9, 2022

Sponge-like solar cells could be basis for better pacemakers

Researchers at the University of Chicago have invented a new type of porous solar cell that can power medical devices, including pacemakers. The innovative technology reduces the size of bulky batteries and eliminates the need for high temperatures or toxic gases in production.

SourceUniversity of Chicago·JournalNature Materials·DateJun 7, 2022
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Fiber glow brings more go for underwater communications

Researchers from KAUST have designed an all-inorganic halide-perovskite polymer-fiber-photodetector that can detect light in the green region (around 510 nm), enabling fast underwater optical communications. The system offers a 3dB bandwidth of 13.1 MHz, allowing data transmission speeds of up to 152.5 Mbit/s.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalOptics Express·DateMay 15, 2022

Physics and applications of Raman distributed optical fiber sensing

Raman distributed optical fiber sensing offers flexibility and effectiveness in distributed temperature measurement for various engineering applications. Researchers have developed high-performance systems with optimized performance indices, including accuracy, distance, resolution, and multi-parameter monitoring.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 12, 2022

Advances in femtosecond laser direct writing of fiber Bragg gratings in multicore fibers: technology, sensor and laser applications

Recent advances in femtosecond laser direct writing of fiber Bragg gratings in multicore fibers enable the development of shape sensors, fiber Raman lasers and high-power fiber lasers with improved spectral features. The technology also allows for complex optical integral elements and biosensors to be fabricated.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateMay 5, 2022

Ultrafast all-optical random bit generator

Researchers proposed and experimentally demonstrated an all-optical random bit generation method using chaotic pulses quantized in the optical domain. This method generated a 10 Gb/s random bit stream, potentially operable at higher rates by exploiting ultrafast fiber response.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateMay 2, 2022
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Existing infrastructure will be unable to support future demand for high-speed internet

Researchers have found that the UK's existing copper network cables can support faster internet speeds, but only up to a certain frequency, and will not be able to support high-speed internet in the longer term. The study highlights the importance of investing in future technologies to make high-speed internet available to all.

SourceUniversity of Cambridge·JournalNature Communications·TypeExperimental study·DateApr 26, 2022

Sapphire fiber could enable cleaner energy and air-travel

Researchers have developed a sensor made of sapphire fibre that can withstand temperatures over 2000°C, enabling significant improvements in efficiency and emission reduction in aerospace and power generation. The technology has potential applications in space and fusion power industries.

SourceUniversity of Oxford·JournalOptics Express·TypeExperimental study·DateApr 21, 2022

New polymer materials make fabricating optical interconnects easier

Researchers developed new polymer materials with adjustable refractive index, enabling easy creation of optical interconnects between photonic chips and board-level circuits. The technology has the potential to boost Internet data center efficiency by reducing power consumption and heat generation.

SourceOptica·JournalOptical Materials Express·DateApr 13, 2022
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Over half a million dollars for space telecommunications research

A team of researchers led by Prof. Federico Rosei is developing high-power active optical fibers doped with erbium and ytterbium for ultra-fast satellite communications. The goal is to convert heat dissipated by the fibers into electrical energy, enabling near real-time Earth observation imaging.

SourceInstitut national de la recherche scientifique - INRS·DateApr 5, 2022

Volcano monitoring at Mount Etna using fibre optic cables

A fibre optic cable was used to record volcanic events at Mount Etna, detecting seismo-acoustic activity and mapping hidden structural features. The Distributed Acoustic Sensing (DAS) method proved suitable for volcano monitoring and hazard assessment.

SourceGFZ GeoForschungsZentrum Potsdam, Helmholtz Centre·JournalNature Communications·TypeExperimental study·DateMar 31, 2022

3D printing technology could change the optical fiber industry

Researchers successfully fabricated centimeter-scale optical fiber preforms using DLP 3D printing technology, enabling the creation of single-mode and multi-mode fibers. The team also explored doping elements to enhance luminescence properties, reducing fiber loss by controlling temperature and pressure during fabrication.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateMar 23, 2022

New world record for qubit storage

A UNIGE team has successfully stored a quantum bit for 20 milliseconds in a crystal-based memory. This achievement marks a major step towards the development of long-distance quantum telecommunications networks.

SourceUniversité de Genève·Journalnpj Quantum Information·TypeNews article·DateMar 22, 2022
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Nanomodulators of light on optical micro-probes to study the brain

An international research team developed nanometric light modulators to study neuronal tissue in deep brain regions. The new approach enables the creation of minimally invasive neural probes that can be used to study specific brain diseases, including brain tumors and epilepsy.

SourceIstituto Italiano di Tecnologia - IIT·JournalAdvanced Optical Materials·TypeExperimental study·DateMar 3, 2022

A new amplifying technique for weak and noisy signals

Researchers at INRS developed a method to amplify weak optical signals while reducing noise content using the Talbot self-imaging effect. This technique has potential applications in various fields like telecommunications, bioimaging, and remote sensing.

SourceInstitut national de la recherche scientifique - INRS·JournalOptica·DateFeb 2, 2022

When light loses symmetry, it can hold particles

Scientists at Huazhong University of Science and Technology have created a new type of fiber optical tweezers that can trap particles using transverse electromagnetic modes. This breakthrough enables the manipulation of single biomolecules like DNA and proteins, opening up new possibilities for bioparticle research.

SourceHigher Education Press·JournalFrontiers of Optoelectronics·TypeExperimental study·DateJan 26, 2022
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Seeing inside cells with an integrated nanowire probe

Researchers developed a multifunctional microfiber probe for real-time monitoring of cellular molecules and changes in cell morphology. The nanowire probe enabled sensitive detection of refractive index distribution in single living cells during apoptosis.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateJan 18, 2022

Optical sensing for orthopedic surgery

The integration of optical sensing into orthopedic surgical devices has the potential to increase accuracy and improve outcomes in musculoskeletal repair. Researchers explore various types of optical sensing, including spectroscopy and imaging, to address unmet clinical needs in orthopedic surgery.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·DateJan 6, 2022

Dark fiber seismic network finds missed aftershocks in Chinese earthquake

Researchers deployed a seismic array in unused telecom fiber optic cable to detect dozens of aftershocks missed by permanent stations after a magnitude 5.1 earthquake in Tangshan, China. The findings demonstrate how 'dark fiber' can be used for ultra-dense seismic monitoring in urban areas.

SourceSeismological Society of America·JournalSeismological Research Letters·TypeObservational study·DateDec 15, 2021

Scientists edge closer to probe that would inspect atherosclerotic plaques by forcing molecules to sound their presence

Researchers at Skoltech have created an optoacoustic endoscopic probe that can analyze atherosclerotic plaques by forcing molecules to sound their presence. The device uses laser light to make biomarkers oscillate, producing ultrasound signals that can be detected by a sensitive microphone.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalACS Photonics·DateDec 3, 2021

A clear and undamaged view of optical fiber

A team of scientists developed a unique technology to measure optical fiber diameter without damaging it, using forward stimulated Brillouin scattering. This allows for accurate measurements up to several kilometers and significantly higher spatial resolution.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateNov 29, 2021
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Flattening the curve: Nano-film enhanced supercontinuum edition

Researchers create a novel concept to improve supercontinuum light sources by incorporating nano-films into microstructured fibers. This results in broad and flattened output spectra with low input energy, ideal for applications like optical coherence tomography and field hand-held spectroscopy.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateNov 12, 2021

Side-polished SMS based RI sensor employing perfluorinated POF

The research team proposes a method to fabricate a refractive index sensor using perfluoropolymer fiber and single mode-m multimode-single mode (SMS) structure, which achieves high sensitivity. The experimental results show that the refractive index sensitivity is -219.504 dB/RIU.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateNov 4, 2021