Articles and News - Science and Research

New DNA untangling method is lower-cost for microscopy observation

03/02/2015 Seeking an efficient way to untangle DNA for studying its structure using microscopy, researchers have developed a method that involves i...

New conductive oxide improves solar-cell infrared collection efficiency

03/02/2015

University of Luxembourg and TDK scientists have improved a component that will enable solar cells to use more energy from the sun.

Researchers with Carnegie Mellon's BrainHub have discovered a mechanism for synaptic cloaking in the brain's neocortex

Optogenetics finds what regulates synaptic activity in the neocortex

02/27/2015 Using optogenetics, a team of scientists has found that a specific type of neuron might be thwarting their efforts at mapping the connect...
Northrop Grumman installs new joule-class laser at Lawrence Livermore National Laboratory

Northrop Grumman installs new joule-class laser at Lawrence Livermore National Laboratory

02/26/2015

The new joule-class laser will be a key component of LLNL's high-repetition-rate advanced petawatt laser system (HAPLS).

Optical nanocubes have utility in biosensors

02/25/2015

Cubic-shaped optical nanoantennas could measure food safety, identify air pollutants, and quickly diagnose and treat cancer.

Laser Marketplace Seminar: Morning Highlights

02/24/2015
Laser ablation of coralline alga helps characterize ocean acidification

Laser ablation of coralline alga helps characterize ocean acidification

02/24/2015

pH values of the northern Pacific ocean over the past 120 years are being measured with a monthly resolution.

Innovation Awards deadline extended to March 2nd; CLEO exhibitors enter now!

02/24/2015 The submission deadline has been extended to Monday, March 2nd for the CLEO/Laser Focus World Innovation Awards.

DNA nanotube assembly method shows promise for optoelectronics, drug delivery

02/24/2015

Researchers have developed a new, low-cost method to build DNA nanotubes block by block.

Monochrome NTT 'HenGenTou' projector adds motion to static paper photographic images

Monochrome NTT 'HenGenTou' projector adds motion to static paper photographic images (with video)

02/23/2015

With the help of NTT's deformation lamp projector, Johann Sebastian Bach smiles for the first time in more than two centuries.

Hybrid gold nanoparticles could pair cancer imaging, therapy

02/20/2015 A team of researchers has developed hybrid gold-silica nanoparticles that make it possible to combine two forms of tumor treatment with t...

CLEO/LFW Innovation Award deadline is Monday; enter now!

02/19/2015

Deadline for the prestigious CLEO/LFW Innovation Awards program is Monday, February 23, 2015. Enter now!

Most Popular Articles

Featured Laser Videos

Webcasts

Ray Optics Simulations with COMSOL Multiphysics

The Ray Optics Module can be used to simulate electromagnetic wave propagation when the wavelength is much smaller than the smallest geometric entity in the ...

Multichannel Spectroscopy: Technology and Applications

This webcast, sponsored by Hamamatsu, highlights some of the photonic technology used in spectroscopy, and the resulting applications.

Handheld Spectrometers

Spectroscopy is a powerful and versatile tool that traditionally often required a large and bulky instrument. The combination of compact optics and modern pa...

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...

White Papers

Narrow-line fiber-coupled modules for DPAL pumping

A new series of fiber coupled diode laser modules optimized for DPAL pumping is presented, featuring greater than 400W from a 600µm core fiber of 0.22NA. Add...

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 ...

Technical Digests

ADHESIVES, SEALANTS, AND COATINGS: Solutions for optical technologies

A vast array of optical systems of various types and degrees of complexity require the use of adhesives, encapsulants, and other curing compounds for assembl...

WAVELENGTH-SWEPT LASERS: Dispersion-tuned fiber laser sweeps over a 140 nm range for OCT

By eliminating the use of mechanical tunable filters and instead tuning by intensity-modulation in a highly dispersive laser cavity, a fiber laser sweeps a 1...

Keeping pace with developments in photonic materials research

For demanding or custom spectroscopy solutions, care must be taken in selecting and integrating a number of critical electro-optical components. Development ...

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