Photonics/​Optics

Lasers & Laser Systems

This is your destination for lasers and laser systems multimedia resources, technical briefs, and newest developments. Design engineers will find viable solutions to meet their biggest design challenges.

Briefs : Mechanical & Fluid Systems
Control of the Diameter and Chiral Angle Distributions During Production of Single-Wall Carbon Nanotubes

Pulsed laser vaporization (PLV) production of single-wall carbon nanotubes (SWNTs) on traditional Co/Ni catalyst was explored with...

Briefs : Electronics & Computers
3D Inks Can Be Erased Selectively

3D printing allows for the efficient manufacture of complex geometries. A very promising method is direct laser writing in which a computer-controlled focused laser beam acts as a pen and produces the...

Briefs : Data Acquisition
New Laser for Improving Telecommunications and Computing

The first laser based on the wave physics phenomenon called bound states in the continuum (BIC) has been developed. The technology could revolutionize the development of surface...

Briefs : Semiconductors & ICs
Wide-Area Chemical Sensor

The detection and localization of gas releases, such as methane from leaking natural gas pipelines or nitrogen oxides from failing electrical equipment, require high sensitivity to the target gas and insensitivity...

Briefs : Motion Control
Device Detects Subatomic-Scale Motion

It is relatively easy to measure small movements of large objects, but is much more difficult when the moving parts are on the scale of nanometers, or billionths of a meter. The ability to accurately...

Briefs : Test & Measurement
Portable Acousto-Optic Spectrometers

Spectrometers are widely used for applications such as chemical analysis, remote sensing, quality control, environmental monitoring, spaceborne measurements, and optical measurements. Most spectrometers...

Briefs : Energy
System Makes Opaque Materials Totally Transparent

Most naturally occurring materials have a disordered atomic structure that interferes with the propagation of both sound and electromagnetic waves. When the waves come into contact with these...

News : Medical
3D Imaging Opens Door to Fascinating Leaf Complexity

The field of plant science is in the process of being profoundly transformed by new imaging and modeling technologies. These tools are allowing scientists to peer inside the leaf with a clarity and resolution inconceivable a generation ago.

News : Medical
CT Expands Possibilities of Imaging Ancient Remains

Researchers in Sweden using computed tomography (CT) have successfully imaged the soft tissue of an ancient Egyptian mummy's hand down to a microscopic level. Non-destructive imaging of human and animal mummies with X-rays and CT is a boon to the fields of archaeology and paleopathology. They...

News : Medical
Chemists Create Circular Fluorescent Dyes for Imaging

University of Oregon chemists have created a new class of fluorescent dyes that function in water and emit colors based solely on the diameter of circular nanotubes made of carbon and hydrogen. The six-member team is now exploring their potential use in biological imaging.

News : Photonics/Optics
Enhanced 3D Imaging Advances Brain Treatments

Researchers have developed a combination of commercially available hardware and open-source software, named PySight, to improve rapid 2D and 3D imaging of neuronal activity in the living brain and other tissues. PySight serves as an add-on for laser scanning microscopes. Such an advancement in...

Briefs : Imaging
Method Enables Electronic Components to be Printed Like Newspapers

Cellphones, laptops, tablets, and many other electronics rely on their internal metallic circuits to process information at high speed. Current metal fabrication techniques...

Articles : Sensors/Data Acquisition
Facility Focus: Lawrence Livermore National Laboratory

Lawrence Livermore National Laboratory (LLNL, Liver-more, CA) was established in 1952 at the height of the Cold War to meet urgent national security needs by advancing nuclear weapons...

Briefs : Lighting
Two-Dimensional Semiconductor Materials Created Using Artificial “Superlattices”

One current method to build a semiconductor superlattice — materials comprised of alternating layers of ultra-thin, two-dimensional sheets only one or a...

Articles : Energy
Simplifying Access to High Energy Sub-5-fs Pulses

In order to make ultrafast pulses accessible to the broadest possible field of applications, Coherent has been implementing a comprehensive program of design methodologies, materials...

Products : Photonics/Optics
New Products: November 2018 Photonics & Imaging Technology

Optical Monitoring System

The SpectraLock Optical Monitoring System from Eddy Company (Apple Valley, CA) provides in-situ monitoring and deposition rate control to produce...

Articles : Photonics/Optics
Custom Optomechanics in Industrial UV Lasers

Reliability and longevity directly impact the cost of using Q-switched, diode pumped, solid state, ultraviolet lasers in industrial applications. Damage to the intracavity harmonic crystal is...

Briefs : Photonics/Optics
Novel Optics for Ultrafast Cameras Create New Possibilities for Imaging

MIT researchers have developed novel photography optics that capture images based on the timing of reflecting light inside the optics instead of the traditional approach...

Application Briefs : Aerospace
Ray Optics Simulation of Inertial Navigation Systems

Attitude detection is a crucial element in aircraft and spacecraft navigation. The motion of an aircraft consists of a translational component (motion of its center of mass with respect to...

White Papers : Photonics/Optics
Virtual Prototypes Speed Time to Market for Solid-State Lidar

Lidar is one of the most important optical technologies in the race toward mainstream self-driving cars. Most of the innovation of lidar systems in the automotive industry is focused on creating solid-state systems and reducing the movement of the mechanism that scans the laser beam...

Briefs : Test & Measurement
Power Line Detection System for Unmanned Aircraft Systems

Electrical power lines pose a serious crash hazard to helicopters and other air-based vehicles, especially small aerial vehicles such as unmanned aircraft systems (UAS). This is because power lines are so widespread, hard to see, and strung at roughly the same height above the ground at...

Briefs : Sensors/Data Acquisition
Configuration Enables RFID Tags to Work as Sensors

The detection and localization of gas releases, such as methane from leaking natural gas pipelines or nitrogen oxides from failing electrical equipment, require high sensitivity to the target gas and insensitivity to non-target gases. Infrared (IR) absorption spectroscopy gives highly specific...

Briefs : Nanotechnology
Generating Light-Induced Electrical Current in Atomically Thin Nanomaterials

When hit with light, semiconductors (materials that have an electrical resistance in between that of metals and insulators) generate an electric current....

Articles : Mechanical & Fluid Systems
NASA at 60: Celebrating Success

Over the past 60 years, NASA scientists and engineers have developed many advanced technologies and processes. But NASA has also partnered with industry, using commercially available products to complete its missions. Here, some of those companies join NASA in celebrating these collaborative successes.

INSIDER : Photonics/Optics
Researchers Devise New Way to Measure Light Beams

If you want to get the greatest benefit from a beam of light—whether to detect a distant planet or to remedy an aberration in the human eye—you need to be able to measure it. Well, a...

News : Medical
New Use for Beer, Soup, Barley: Medical Imaging Drink

Before launching their latest science experiment, University at Buffalo researchers bought more than 200 types of tea, chocolate, herbs, and other foodstuffs. The goal wasn't to stock up...

Articles : Aerospace
Multifunctional, Integrated, Photonic Lab-on-a-Chip for Astronaut Health Monitoring

While widely used for terrestrial medical applications, handheld blood analyzers are not suitable for space missions due to the short shelf-life of their...

Articles : Software
Advanced Materials Help Lasers Beat the Heat

Laser diodes are one of a number of different types of electronic devices that generate heat during normal operation. Some power applied to such devices is lost as heat energy. To ensure stable...

Briefs : Medical
Crystal-Free Formation of Non-Oxide Optical Fiber

Researchers at NASA's Marshall Space Flight Center have devised a method for the creation of crystal-free non-oxide optical fiber preforms. Non-oxide fiber optics are extensively used in...

Briefs : Materials
Method 3D-Prints Marine-Grade Stainless Steel

Marine-grade stainless steel is valued for its performance under corrosive environments, and for its high ductility — the ability to bend without breaking under stress. But conventional...

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