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Improved Lasers and Techniques Benefit Materials Processing Aug 5, 2019 — For laser materials processing systems, power levels are up, costs are down, and there are innovations in beam delivery and control. These developments are expanding the use of lasers in welding, cutting, surface treatment, and other applications. But there are still challenges to overcome, such as devising the best integrated solution or dealing with difficult materials. Several recent examples illustrate these trends and offer solutions to problems. Some of the benefits of these laser system...
Photonics Spectra, Sep 2019
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Long-Lifetime Laser Diodes for Space Jun 20, 2019 — There has been a flurry of announcements in the news recently about low-Earth-orbit satellite constellations, which are primarily expected to be able to provide wideband internet anywhere in the world. Many of these satellite networks will require...
Photonics Spectra, Aug 2019
Laser Triangulation Tackles Imaging Tasks Big and Small Jun 16, 2019 — Spurred by technological advancements, 3D vision has in recent years moved into the mainstream of automation. The benefits of 3D are increasingly in demand and, as a consequence, the number of vendors offering it has grown dramatically, while the...
Vision Spectra, Jun 2019
Coherent Diffraction Imaging Expands Researcher Tool Set Jun 13, 2019 — Both optical and x-ray microscopy are well-established tools, but nanoscale imaging with light in the intermediate range — specifically the extreme UV (λ ~8 to 80 nm) — has been neglected. This has been primarily because of a gap...
BioPhotonics, Aug 2019
Innovations in Flow Cytometry Expand Its Use in Clinical Diagnostics Jun 12, 2019 — The outstanding achievements of immunologists James P. Allison and Tasuku Honjo — winners of the 2018 Nobel Prize for medicine for their discovery of cancer therapy by inhibition of negative immune regulation — are at the forefront of an...
BioPhotonics, Aug 2019
On the Shoulders of Giants Jun 6, 2019 — For millennia, scholars in the old and new worlds have realized that their efforts depend largely on the works of those who came before. The “eureka!” moments experienced by scientists and other observers of nature do arise, but there...
Photonics Spectra, Jun 2019
A History of the Laser: 1960 - 2019 Jun 6, 2019 — In 2020, the laser turns 60. This is a timeline of some of the more notable scientific accomplishments related to light amplification by stimulated emission of radiation (laser). An interactive version of the laser timeline is available, as well as...
Photonics Spectra, Jun 2019
Laser Pioneers Jun 4, 2019 — Listed here are many breakthroughs that followed the first ruby laser demonstration. Nearly all of the devices mentioned have played major roles in science or everyday life, and continue to today. This brief list of pioneers — not exhaustive...
Photonics Spectra, Jun 2019
LASER World of PHOTONICS 2019: An Innovation Playground Apr 10, 2019 — With a first-rate portfolio, LASER World of PHOTONICS (Laser Munich) is a one-stop shop for research and technology, industry, and academia — showcasing numerous photonics components, systems, and applications. The biennial conference and...
BioPhotonics, Jun 2019
Ultrashort-Pulse Lasers: Emerging Tools for Biomedical Discovery Mar 15, 2019 — From nonsurgical vision correction to multiphoton imaging to neuronal optogenetics, ultrashort-pulse lasers — also informally known as ultrafast lasers — have become essential tools in biomedical discovery. VEGFR3-positive (red)...
BioPhotonics, Apr 2019
Photobiomodulation Tools Highlight Research Needs Mar 7, 2019 — More than 50 years ago, when lasers were a new phenomenon, a Hungarian researcher applied a low-powered ruby laser to mice and noticed it stimulated hair growth and wound healing. To date, over 500 clinical trials and 4000 laboratory studies have...
BioPhotonics, Apr 2019
Prism Award Winners Take Center Stage SAN FRANCISCO, Feb. 7, 2019 — Amid the bustle of Photonics West, some of the industry’s top innovators gathered on Feb. 6 to honor the best products and advancements at the “Oscars of the photonics industry” — the Prism Awards for Photonics Innovation....
Photonics Spectra, Mar 2019
Optics Improvements Prompt Enhanced Component Parameters Jan 22, 2019 — For defense and security applications, size matters. So do weight, power, and cost. These four parameters are often referred to as SWaP-C, a key concept that drives the manufacture of defense and security systems, sensors, and optical components....
EuroPhotonics, Mar 2019
ASLMS 2019 Promotes Medical Excellence Jan 17, 2019 — Lasers, laser systems, and related applications will take the spotlight March 27-31 at the Colorado Convention Center in Denver during the conference of the American Society for Laser Medicine and Surgery (ASLMS). Focuses include nursing, patient...
BioPhotonics, Mar 2019
AO-OCT Comes into Focus Jan 17, 2019 — Adaptive optics (AO) technology is often used to correct for wavefront distortions imparted when light travels through complex optical systems, enhancing image resolution and facilitating diffraction-limited optics. It has played a particularly...
BioPhotonics, Mar 2019
Dual Imaging Method Holds Promise as a Tool for Cancer Diagnostics Jan 16, 2019 — Since Bell Labs first described the photoacoustic effect — the conversion of light to sound — in the late 1800s1, researchers have explored the principle for medical imaging purposes2,3. Over the past decade, advancements in lasers,...
BioPhotonics, Mar 2019
The Growing Role of Lasers in Treatments for Better Blood Flow Jan 11, 2019 — For some cardiovascular patients, laser-based procedures have become the best, and perhaps only, option to relieve pain and restore function associated with many diseases of the heart, arteries, and veins. New wavelengths, more rugged setups,...
BioPhotonics, Mar 2019
For Scientific Ultrashort-Pulse Lasers, the Sky Is Not the Limit Dec 26, 2018 — The 2018 Nobel Prize in physics, awarded jointly to Gérard Mourou and Donna Strickland for their chirped pulse light-amplification tech­nique, confirmed that ultrashort-pulse laser technology has reached a widespread prominence. Their work in...
Photonics Spectra, Feb 2019
Advancements in Raman Spectroscopy Find Real-World Uses in the Life Sciences Dec 14, 2018 — Since its development in the mid-1920s, Raman spectroscopy has been used to study various low-frequency vibrational modes in molecular systems. In contrast to its counterpart — Fourier transform infrared spectroscopy (FTIR), which probes...
BioPhotonics, Jan 2019
Prism Award Finalists Vie for 2019 Honors Dec 6, 2018 — The Prism Awards for Photonics Innovation bring anticipation and excitement each year to the Photonics West exhibition in San Francisco. Renowned as the “Oscars of the photonics industry,” the Prism Awards shine a spotlight on some of...
BioPhotonics, Jan 2019
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Trends in Industrial Laser Solutions Nov 28, 2018 — The demands on lasers grow as the need for precision in manufacturing and other applications increases. In general, lasers enable processes that cannot be performed economically in any other way — such as drilling holes, selectively removing...
Photonics Spectra, Jan 2019
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Quantum Applications Jump Forward with Photonics Nov 26, 2018 — Quantum technologies encompass diverse fields that include computing, cryptography, and sensing. Quantum theory, first presented by Max Planck at the turn of the 19th century and followed by the theoretical foundation developed by Albert Einstein,...
Photonics Spectra, Jan 2019
Lasers: A Unique Microscopy Source Nov 2, 2018 — The optical microscope dates back to the time of Galileo. For most of the past century, microscopy was widely regarded as a ubiquitous and extremely mature field. Today, the picture is very different. Optical microscopy is an incredibly dynamic...
EuroPhotonics, Dec 2018
Photodetectors in Flow Cytometers Oct 25, 2018 — Flow cytometry is a technique that can provide quantitative and qualitative information about biological cells and microparticles. The information is in the light that has interacted with the cells as they pass one after another and one at a time...
Photonics Spectra, Dec 2018
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Optical Coating Innovations Push Performance Oct 1, 2018 — Optical coatings improve the performance of mirrors, lenses, and light-emitting or absorbing semiconductors by enhancing transmission and reducing reflection. They also harden surfaces, allowing components to withstand harsh environments or take...
Photonics Spectra, Nov 2018
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