HAMBURG, Germany, Oct. 5, 2012 — Investigations of magnetism using a free-electron laser unveiled a new mechanism that causes ferromagnetic materials to demagnetize. The finding — previously theorized, but never before observed &dmash; could play a role in reducing the size of magnetic memories for faster storage. ...Read full articleRelated content from Photonics MediaARTICLESArtificial Photosynthesis Could Help Limit Carbon EmissionsIf CO2 emissions do not fall fast enough, then CO2 will have to be removed from the atmosphere to limit global warming. New technologies for artificial photosynthesis could contribute to negative...Photonics.com 1/22/2019'Quantum Cocktail' Provides Insight Into Magnetic StorageTo speed up the writing and readout of magnetic information from storage devices, researchers are exploring the use of ultrashort laser pulses that can switch magnetic domains in solid-state...Photonics Spectra April 2018 IssueFrequency-Stable Laser Enhances Optical Satellite NavigationScientists report that an active optical frequency reference based on molecular iodine was successfully tested for the first time in space. Results of the JOKARUS experiment (German acronym for...EuroPhotonics September 2018 IssueMicrogears Made from Germanium Generate Twisted LightMiniature gears made from germanium have demonstrated the ability to generate light with orbital angular momentum (OAM). This new light source could be used to boost the amount of data that can be...Photonics.com 12/31/2018PRODUCTSBenchtop Optical Spectrum AnalyzerThe AQ6360 benchtop optical spectrum analyzer from Yokogawa Europe BV is optimized for testing telecommunication devices during and after production. The AQ6360 is a benchtop optical spectrum...Photonics Spectra June 2018 IssueContinuous-Wave UV LaserThe TopWave 266 continous-wave UV laser from Toptica Photonics AG is available with 300-mW output power at 266 nm. TopWave 266 is a turnkey system driven by a fully digital control electronic,...Photonics Spectra April 2018 IssueSPIM MicroscopeLuxendo GmbH has extended the InVi-SPIM microscope to include full incubation capabilities, flexible illumination, and detection optics. The single-plane illumination microscopy (SPIM)...Photonics.com 4/30/2018Filter Web PortalHORIBA Scientific has launched HORIBA Filters, an e-commerce-enabled web portal with a powerful Filter Creator tool. The Filter Creator allows users to specify a filter type and its desired...Photonics.com 11/6/2018MEDIAPhotonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...Photonics.com 2/21/2018Capasso Group's Optical Harmonic Combs Could Operate as THz SourceResearchers at Harvard's John A. Paulson School of Engineering and Applied Sciences (SEAS) have discovered a new phenomenon of quantum cascade laser frequency combs, which would allow the devices to...Photonics.com 8/10/2018Tech Transfer Programs Bridge Gap Between Industry and ResearchTechnology Transfer Programs are often a concerted effort to share skills, knowledge, technologies, methods of manufacturing, samples of manufacturing, and facilities among governments or...Photonics.com 6/19/2018Luminate NY 2019: Lightning AwardsLuminate is the world's largest Optics, Photonics and Imaging accelerator focused on advancing next-generation OPI-enabled companies. The accelerator program accepts ten companies per year to compete...Photonics.com 11/16/2018WHITEPAPERSElectrical-to-Optical and Optical-to-Electrical Converter MeasurementsAs fiber and free-space optical communication bandwidths increase, the need for very high speed optical modulators and detectors has also increased. The frequency response characterization of these...Photonics.com 2/8/2018Hyperspectral Imaging Cameras in Rapid Detection and Potential Diagnosis of Agricultural Crop ThreatsRemote monitoring of crops via satellites using color cameras was the earliest form of spectral imaging in agricultural management. Due to limited capabilities, only basic plant health parameters...Photonics.com 6/6/2018Slow Axis Collimators for Laser DiodesDiode laser technology is advancing at a breathtaking pace as suppliers add new wavelengths and improve output power but still present one big challenge to the system designer: their output is...Photonics.com 8/14/2018High-Performance FDTD Simulations with Sub-Cell/Conformal Meshing in RSoft FullWAVEDue to the computationally intensive nature of the FDTD simulation method, improved accuracy and convergence are critical for its practical use as a design algorithm in applications where numerous...Photonics.com 1/1/2018WEBINARSPhotonics for OphthalmologyPhotonics Media invites you to join us for our upcoming FREE digital conference, "Photonics for Ophthalmology." The event will feature several 15-minute online presentations on the use of light-based...Photonics.com 6/9/2016The Future of Lasers: Two PerspectivesThe Future of Lasers: Two Perspectives brings together two expert viewpoints on the future of quantum cascade lasers, fiber lasers and next-generation solid-state lasers. Our Expert Panel: ...Photonics.com 6/21/2011Fused Silica Selection: Solutions for Price vs. PerformanceFused silica is a key material in a multitude of optical applications, including high-power laser systems, spectroscopic instrumentation, astronomy and telecommunications. In this webinar, presented...Photonics.com 4/4/2018Biophotonic Imaging for Medicine: A Digital ConferenceResearchers from around the world presented their latest work at “Biophotonic Imaging for Medicine: A Digital Conference.” Presentations focused on a range of light-based imaging and...Photonics.com 6/11/2015PHOTONICS DICTIONARY TERMSphotonicsThe technology of generating and harnessing light and other forms of radiant energy whose quantum unit is the photon. The science includes light emission, transmission, deflection, amplification and...EDU.photonics.com 3/22/2016free-space optics (FSO)A type of optical communications technology dealing with the use of lasers and other light sources to send telecommunication signals along a line of sight through the atmosphere. Also called...EDU.photonics.com 9/8/2009laserA device which operates under the processes of absorption and stimulated emission and by the condition that gain exceeds loss in order to sustain amplification. The term laser is the acronym for...EDU.photonics.com 3/5/2018scanner1. A device used to trace out an object and build up an image. One of the most common of these types is video scanning. The scanning takes place inside the television tube as electrons, guided by...EDU.photonics.com 9/8/2009PHOTONICS HANDBOOK ARTICLESLaser Safety: Important Considerations: Laser safety is nothing to scoff at; lasers can be hazardous. Enter Class 1 laser products — lasers that are so safe that the user doesn’t require specific laser safety training or protective eyewear. Some precautions still exist, though.When purchasing an industrial laser system, the astute buyer will look for a Class 1 laser product — a system where the laser beam hazard is completely enclosed and there is no potential laser...Photonics HandbookSemiconductor Lasers: An Overview of Commercial Devices: Within only a few decades, the semiconductor laser diode has evolved into a family of robust, reliable devices, with individual conversion efficiencies of better than 60 percent, continuous output powers of several kilowatts, modulation rates of several tens of gigahertz, and wavelengths from 0.4 to beyond 2 µm. This article discusses the structures and characteristics of the most common commercial varieties.Laser diodes vary widely in their wavelengths, powers, spectra and beam quality. Yet they share two fundamental components with all other lasers: an optical amplifier and a resonator that confines...Photonics HandbookFluorescence Lifetime Imaging: Choosing the Best Approach: Fluorescence lifetime imaging microscopy (FLIM), which measures the spatial distribution of the fluorescence decay, can be achieved either in the time or in the frequency domain. Each approach exhibits advantages and disadvantages, depending on the type of light detector and acquisition method employed.The term fluorescence is often applied as a synonym for photoluminescence, although luminescence actually covers fluorescence and phosphorescence. Both of these terms describe the process of...Photonics HandbookLaser Applications TablesPhotonics HandbookPHOTONICS BUYERS' GUIDE CATEGORIESPhotonics Crystal Fiber Optic FibersPicosecond LasersOptical Communications SystemsPhotonics Components TestingCOMPANIESKentek CorporationLaser safety eyewear, barriers & signs, laser components, laser replacement parts, laser accessories, medical laser safety eye protection - find these LaserSmart® products and more in the...Photonics Buyers' GuideII-VI Optical SystemsHIGH ENERGY LASER SOLUTIONS - II-VI Optical Systems provides collaborative support through all project phases, including consulting services at the project requirements definition phase, conceptual...Photonics Buyers' GuideA.R.W. Optical CorporationARW Optical is your reliable manufacturer of quality optics and coatings. Beamsplitters • Prototyping through volume-production quantities • High-performance and durable optical...Photonics Buyers' GuideMeller Optics Inc.Meller Optics has been providing high quality optics to defense, medical, laser and industrial markets for over 50 years. Specializing in grinding and polishing of hard, durable materials such as...Photonics Buyers' Guide