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ultrafast lasers News
Applications for Portable Optical Gas Analyzer Range from Volcanos to Sewers
HAMAMATSU, Japan, Aug. 25, 2021 — Hamamatsu Photonics and the National Institute of Advanced Industrial Science and Technology (AIST) in Tokyo collaborated on an all-optical, portable gas monitoring system for predicting volcanic eruptions with a high degree of sensitivity. In addition to providing stable, long-term monitoring of volcanic gases near volcanic craters, the portable analyzer could also be used to detect toxic gas leaks in chemical plants and sewers and for atmospheric measurements. The system contains a
Laser Micromachining Fires Up the Next Little Thing
Aug 3, 2021 — Driven by demand from automotive, electronics, medical devices, and other end markets, the micromachining market is on track to grow at a 6.9% compound annual growth rate over the next six years to reach a market value of $4 billion, according to a...
Deep Learning Bolsters Laser-Driven Ion Acceleration Study
LIVERMORE, Calif., June 3, 2021 — Researchers at Lawrence Livermore National Laboratory (LLNL) have applied neural networks to the study of high-intensity short-pulse laser-plasma acceleration, specifically for ion acceleration from solid targets. In most instances, neural networks...
Laser Technology Enhances and Expands the Medical Toolkit
Apr 29, 2021 — Medical lasers have been used for decades in surgical contexts. In recent years, the development of compact, easy-to-use, and often self-contained modules has opened doors for new or enhanced procedures in ophthalmology, dentistry, dermatology, and...
Fiber Lasers Put Their Print on the Marking Industry
Apr 28, 2021 — The commercial use of lasers for marking first appeared in the 1970s and was based on solid-state Nd:YAG and CO2 sources. The laser technologies offered a novel and attractive, noncontact, consumable-free marking process for a broad range of...
Ultrafast Lasers Are Quickly Catching Up with Industry Demand
Mar 31, 2021 — With pulse lengths down to the picosecond realm and beyond, ultrashort-pulse lasers — often called ultrafast lasers — have been deployed as scientific research tools for decades. The fields of femtochemistry, spectroscopy, and...
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High-Energy Lasers Advance Defense and Industry
Mar 3, 2021 — Ever since the laser first appeared in the public consciousness, popular culture has reframed it as a prospective weapon of infinite range and power. This is largely because popular culture is unshackled from the concerns of engineering and physics....
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MKS’ Acquisition of Coherent Would Have Ripple Effect on Ultrafast Laser Sector
Feb. 11, 2021 — Coherent’s confirmation Monday that members of its board are actively reviewing an unsolicited purchase offer from MKS Instruments came less than three weeks after Coherent and Lumentum announced a $5.7 billion deal, in which Lumentum would...
LIBS, 2D Spectral Imaging Combine to Improve Isotopic Measurements
WASHINGTON, D.C., Feb. 3, 2021 — Pacific Northwest National Laboratory researchers have improved laser-induced breakdown spectroscopy (LIBS) measurements of hydrogen isotopes in what they characterized as “industrial important” alloys. In optimizing an ultrafast...
An Essential Exchange of Ideas Would Benefit the Optics Industry
Dec 3, 2020 — Highly dispersive mirrors, nanostructured coatings, and freeform optics are the vanguard in optics, and they are well positioned to expand performance and open up new applications. But there’s a caveat: Without better cooperation among...
Hollow-Core Fibers Outperform Silica Glass Counterparts
SOUTHAMPTON, England, Dec. 2, 2020 — Researchers from the University of Southampton Optoelectronics Research Centre (ORC) have introduced three unique hollow-core fiber designs that each exhibit losses comparable to or lower than those that solid glass fibers are able to achieve around...
Laser Processing Tools Introduce Flexible Options for Brittle Glass
Dec 1, 2020 — On Feb. 6, 2016, researchers from the University of Southampton Optoelectronics Research Centre (ORC) presented UNESCO with a small glass disc during the closing ceremony of the Year of Light. At the center of the disc was a dot measuring 1 mm in...
Chromacity Appoints Two
EDINBURGH, Scotland, Nov. 25, 2020 — Chromacity has announced Bertrand Frossard as the company’s international business development manager and Lawrence Titley as sales associate. In a press release, the company, which recently secured funding from Kelvin Capital, EOS, and the...
INRS Researchers Awarded Brockhouse Canada Prize
QUEBEC CITY, Nov. 13, 2020 — José Azaña and Roberto Morandotti of the Institut national de la reserche scientifique (INRS) were awarded the Brockhouse Canada Prize for Interdisciplinary Research in Science and Engineering for the establishment of the Ultrahigh...
State of Laser Industry Contributes to Cautious Report, Forecast for IPG Photonics
OXFORD, Mass., Nov. 2, 2020 — High-performance laser manufacturer IPG Photonics is maintaining a wide guidance range moving into the year’s final quarter, after reporting a total revenue beat (IPG reported $318 million in total revenue) for quarter three, with earnings per...
Ultrafast Lasers Probe the Fingerprint Region
Sep 29, 2020 — Twenty years ago, spectroscopists typically relied on a toolbox of analytical techniques to collect the data needed to make measurements. From gas chromatography and mass spectrometry to high-performance liquid chromatography and nuclear magnetic...
Ultrafast Yellow Laser Ramps Up the Power for Biomedical Applications
AHMEDABAD, India, Sept. 11, 2020 — Researchers at the Physical Research Laboratory at Gujarat University have developed a compact and ultrafast high-power yellow laser. The tunable laser shows excellent beam quality, helping fill a need for a practical yellow light source emitting...
Industrial Laser Generates Attosecond Light
ORLANDO, Fla., Aug. 27, 2020 — Researchers at the University of Central Florida (UCF) showed that industrial-grade lasers can be used to generate attosecond pulses. “One of the main challenges of attosecond science is that it relies on world-class laser facilities,”...
Saturable Plasmonic Metasurfaces for Laser Mode Locking
DIJON, France, May 27, 2020 — Researchers from France, China, and Brazil have developed plasmonic metasurfaces that provide an efficient saturable absorption that can be tuned with the polarization of light. Researchers from the Laboratoire Interdisciplinaire Carnot de...
OSA Honors Ursula Keller with Highest Award
WASHINGTON, D.C., March 13, 2020 — The Optical Society (OSA) announced in early February that Ursula Keller of ETH Zurich would be honored with the society’s highest award. OSA has been announcing winners of its annual awards since November 2019, with most of the awards coming...
Quantum Interference Observed Using UV-Light Spectroscopy
BREISGAU, Germany, Feb. 19, 2020 — A research team led by Frank Stienkemeier and Lukas Bruder from the Institute of Physics at the University of Freiburg observed real-time ultrafast quantum interferences, or oscillation patterns, of electrons in the atomic shells of rare gas atoms....
Laser-Printed Plasmonic Arrays Boost IR Emission of Colloidal Quantum Dots
VLADIVOSTOK, Russia, Feb. 7, 2020 — Semiconductor quantum dots (QDs) that emit light in the near- and mid-infrared (IR) spectral ranges have the potential to power a range of optical devices. However, fundamental physical limitations decrease the intensity of IR-emitting QDs. At...
FS-Laser-Based Technology Creates Solar Power Generators
ROCHESTER, N.Y., Feb. 5, 2020 — A University of Rochester research team has demonstrated that the laser-based technology it used to create unsinkable metallic structures can also be used to create highly efficient solar power generators. The researchers used femtosecond (fs) laser...
Laser-Driven X-Rays and Fluorescence Imaging Capture Details of Atomizing Sprays
LUND, Sweden, Feb. 3, 2020 — A team at Lund University observed and quantified an atomizing spray by recording x-ray absorption while using two-photon laser-induced fluorescence imaging. High-contrast fluorescence images provided fine details of the spray structure and...
Less Complex Approach to Laser Pulse Measurement Provides Precise Information
VIENNA, Jan. 31, 2020 — Until now, a complex experimental setup was required to measure the shape of a laser lightwave with a high degree of accuracy. This measurement can now be done using a small crystal with a diameter of less than 1 mm. The new method, developed by...
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June 2024
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