More Test & Measurement Articles

UV Lasers: Injection-lock technology fires 450 mm excimer laser lithographic engine

07/08/2014

Ultraviolet lithography lasers with injection-lock technology use 50% less electricity and gas, enabling technically and ecologically viable 450 mm semiconductor wafer manufacturing.

The art and science of forecasting

07/08/2014

In a recent blog posted on www.laserfocusworld.com, Strategies Unlimited analyst Allen Nogee noted that 2014 total laser sales are looking up, and some of the laggard areas are starting to correct themselves.

Digilab, Insion enter U.S. distribution agreement for single-chip microspectrometers

07/08/2014 Sample prep and analysis tools developer Digilab and miniaturized spectral sensors maker Insionhave entered into an agreement in which Digilab now has exclusive U.S. distribution rights for Insion's ultraviolet/visible (UV/VIS)...

Lidar: Single-photon lidar yields rapid topographic and bathymetric coverage

07/07/2014 The primary technical goal of Sigma’s recently introduced, self-funded, moderate-altitude high-resolution quantum lidar system (HRQLS; pronounced Hercules) is to allow large areas to be mapped quickly while still permitting the...

NIST developing skin-reflectance standards for hyperspectral imaging

07/06/2014

After a successful non-human trial, NIST researchers have started gathering data on how human skin looks under various wavelengths of light in order to develop these badly needed standards.

University of Leeds terahertz researchers win 2014 Faraday Award

07/03/2014

Professor Giles Davies and Edmund Linfield of the University of Leeds have won the 2014 Faraday Medal for outstanding contributions to experimental physics.

Single-mode hollow-core UV optical fibers well-suited for many types of spectroscopy

Single-mode hollow-core UV optical fibers well-suited for many types of spectroscopy

07/02/2014 Researchers from the Max Planck Institute for the Science of Light (MPL; Erlangen, Germany) and the QUEST Institute, based at the Physikalisch-Technische Bundesanstalt (PTB; Braunschweig, Germany), have created and tested UV mi...
European SMARTFIBER project produces miniaturized fiber-optical monitoring system that can be embedded in composite material

European SMARTFIBER project produces miniaturized fiber-optical monitoring system that can be embedded in composite material

06/30/2014 Nanoelectronics research center imec (Leuven, Belgium), Ghent University (Ghent, Belgium), and their partners in the European FP7 project SMARTFIBER have demonstrated the first miniaturized fiber-optical sensor system than can ...
Patterned, precise arrays of atoms form new type of quantum dot; may be path to novel metamaterials?

Patterned, precise arrays of atoms form new type of quantum dot; may be path to novel metamaterials?

06/30/2014 Physicists from the Paul-Drude-Institut für Festkörperelektronik (PDI; Berlin, Germany), NTT Basic Research Laboratories (Atsugi, Japan), and the U.S. Naval Research Laboratory (NRL; Washington, DC) have used a scanning tunneli...

B&W Tek offers handheld Raman spectrometer for narcotic identification

06/30/2014

This TacticID enhanced handheld Raman spectrometer has new functionality and safety features.

Fiber sensor powered by in-fiber light measures gas flow at temperatures up to 800°C

Fiber sensor powered by in-fiber light measures gas flow at temperatures up to 800°C

06/26/2014 By fusing together the concepts of active optical-fiber sensors (which may include components powered by light from within the fiber) and high-temperature fiber sensors, a team of researchers at the University of Pittsburgh (Pi...

Inrad Optics lauded with awards for R&D

06/26/2014 On June 10, Inrad Optics received two awards for research and developent performed under contract for the Department of Homeland Security’s Domestic Nuclear Detection Office for exceptional contributions to advanced materials d...
http://discover.umn.edu/news/science-technology/new-study-uses-blizzard-measure-wind-turbine-airflow

VIDEO: Light sheet visualizes snow-swirl vortices, reveals airflow around large wind turbines

06/25/2014 Using a Minnesota blizzard as a visualization tool, researchers at the University of Minnesota (UMN; Minneapolis, MN) have mapped the airflow around large wind turbines -- information essential to understanding how wind turbine...

Michigan photonics group awards scholarships, adds members

06/24/2014 Mi-Light, the Michigan photonics industry cluster, announced the funding and award of $5,000 in scholarships to four in-state academic institutions and the addition of six new members.
Optan UVC LED technology increases lifetime and light output fivefold; target is spectroscopy

Optan UVC LED technology increases lifetime and light output fivefold; target is spectroscopy

06/23/2014 Crystal IS (Green Island, NY) has unveiled Optan, which the company says is the first commercial semiconductor based on native aluminum nitride (AlN) substrates.

Portable brain-mapping device uses NIR spectroscopy to assess PTSD

06/23/2014 Researchers at the University of Texas at Arlington have used a portable brain-mapping device to show limited prefrontal cortex activity among student veterans with post-traumatic stress disorder (PTSD) when they were asked to ...
Silicon nanocavity has high quality factor in small space

Silicon nanocavity has high quality factor in small space

06/19/2014 Physicists at the University of Rochester (Rochester, NY), Ecole Polytechnique Federale de Lausanne (Lausanne, Switzerland), and the Universita di Pavia (Pavia, Italy) have created a silicon nanocavity that allows light to be t...

LASER World of Photonics 2015 expands exhibition space

06/19/2014 The 2015 photonics tradeshow in Munich, LASER World of Photonics, announced it will grow from four to five halls totaling 55,000 sq  meters. Held from June 22-25, the world's largest laser show also includes a scientific c...
Time-of-flight camera uses diffuse light to see around corners

Time-of-flight camera uses diffuse light to see around corners

06/17/2014 Scientists from the Universität Bonn (Bonn, Germany) and the University of British Columbia (Vancouver, Canada) have developed a novel camera system that effectively turns a diffusely reflecting wall into a mirror, allowing aro...

Plasmonic biosensor could detect glucose levels in saliva rather than blood

06/17/2014

Researchers at Brown University have developed a new biosensor that, combining dye chemistry with plasmonic interferometry, can selectively measure glucose concentrations in a complex fluid like saliva.

Featured Laser Videos

Webcasts

Handheld Spectrometers

Spectroscopy can be a powerful measurement tool, and handheld spectrometers offer the ultimate in portability, so the instrument can be applied wherever meas...

Fracking, climate change, and lasers:  new tools to reduce fugitive methane emissions

This webcast, sponsored by Hamamatsu Corporation, covers recent developments and field deployments of compact quantum-cascade-laser (QCL)-based methane senso...

Opportunities in the Mid-IR

The technology for exploiting the mid-IR is developing rapidly:  it includes quantum-cascade lasers and other sources, spectroscopic instruments of many...

Fiber Optic Sensors – Fundamentals, Principles and Applications

In this webcast, sponsored by Nufern, we focus on optical fiber sensing technology.  Fundamental concepts will be presented first, followed by the under...

White Papers

Accurate LED Source Modeling Using TracePro

Modern optical modeling programs allow product design engineers to create, analyze, and optimize LED sources and LED optical systems as a virtual prototype p...

Optical Isolators Improve Engraving Performance of Pulsed Fiber Lasers

The deleterious effects of back reflections on pulsed fiber lasers used in marking and engraving are well-known. This paper looks at some of those conditions...

Scalable and modular diode laser architecture for fiber coupling that combines high-power, high-brightness, and low weight

The demand for high-power and high-brightness fiber coupled diode laser devices is mainly driven by applications for solid-state laser pumping and materials ...

Miniature Spectrometers for Narrowband Laser Characterization

In less than 60 years, lasers have transformed from the imagined “ray gun” of science fiction into everyday reality. Used everywhere from bar code scanners t...

Technical Digests

HIGH-POWER FIBER LASERS: Working in the kilowatt regime

High-power materials-processing fiber lasers are available in an increasing variety of forms, as well as outputs up to 100 kW.  The technologies behind ...
Sponsored by

Financial News

Article Archive

View Laser Focus World past articles now.

  •  
  •  
  •  
  •  
  •  
Copyright © 2007-2014. PennWell Corporation, Tulsa, OK. All Rights Reserved.PRIVACY POLICY | TERMS AND CONDITIONS