More Photonics News

Spectroscopy: Ground-based VUV spectrometer supports satellite studies of planetary atmospheres

05/01/2014

A vacuum-ultraviolet spectrometer supports development of improved absorption cell photometers to measure gas isotope ratios that hold clues to the history and future of planetary atmospheric evolution.

Research priorities

05/01/2014 To understand the emerging framework for photonics R&D priorities in the U.S., I urge you to review the recommendations of the Fast-Track Action Committee on Optics and Photonics (FTAC-OP), just released by the National Sci...

Photonic Frontiers: Fiber Lasers: Novel fiber lasers offer new capabilities

05/01/2014 New types of fiber lasers are expanding possibilities. Thulium and holmium emit in the important 2 μm band, and non-oxide fibers could open the mid-IR. Other improvements include fiber OPOs, supercontinuum sources, and higher f...

Optical Fiber for Medical Applications: Improved deep-UV fiber for medical and spectroscopy applications

05/01/2014

A new solarization-resistant silica fiber can be used even at the 214 and 265 nm absorption bands of silica and at small diameters useful for in-vivo medical applications.

Photonics Products: Visible Laser Diodes: Laser diodes (almost) encompass the entire visible spectrum

05/01/2014

Green-, blue-, and red-emitting laser diodes are used alone or in combination for multifarious uses, often with enhancements such as fiber-coupling and wavelength stabilization.

Laser Science in China: A rich history of photonics research continues to bear fruit at SIOM

05/01/2014

Celebrating its 50th anniversary, the Shanghai Institute of Optics and Fine Mechanics has pioneered advances in high-power lasers, high-field laser physics, and quantum optics.

CLEO/Laser Focus World 2014 Innovation Awards

05/01/2014 The 2014 CLEO/Laser Focus World Innovation Awards program, sponsored by Laser Focus World and the Conference on Lasers and Electro Optics (CLEO), honors the most timely, groundbreaking products in the field of photonics and las...
Princeton Instruments IsoPlane Spectrometer detects distortion-free extinction spectrum of nanoparticles

Princeton Instruments IsoPlane Spectrometer detects distortion-free extinction spectrum of nanoparticles

05/01/2014 Princeton Instruments, which makes low-light imaging and spectroscopic instruments, has highlighted the recent work of Saulius Juodkazis, professor of nanophotonics at Swinburne University of Technology (Swinburne, Australia), ...

Fiber Laser Amplification: Yb Raman amplifier scales fiber laser power

05/01/2014 Raman fiber lasers have been demonstrated to reach power levels of several hundred watts. However, the wavelength-division-multiplexing (WDM) component that usually combines the pump and seed laser in the Raman fiber is the bot...

Ultrafast Filamentation: Dual femtosecond-laser-beam setup could divert lightning strikes

05/01/2014 While femtosecond-laser-beam has long been pursued as a way to guide lightning (or simply trigger lightning strikes), researchers at the University of Arizona (UA; Tucson, AZ) and the University of Central Florida (UCF; Orlando...

Imaging Spectrometers: Handheld imaging spectrometer locates nuclear radiation

05/01/2014 H3D (Ann Arbor, MI), a spinout from the University of Michigan (also in Ann Arbor), has commercialized a lightweight (9 lb) handheld radiation camera called Polaris-H, a compact imaging spectrometer that can not only identify t...

Terahertz Imaging: Terahertz microprobes inspect laser-welded polymers

05/01/2014 For laser-welded polymers, final inspection of the weld is often associated with the costly destruction of the product since current nondestructive testing methods such as optical microscopy (based on light from the visible or ...

Quantum Cryptography: OFC 2014's Workshop on Quantum Security: The cat's alive!

05/01/2014 At this year's Optical Fiber Communications conference (OFC; March 9-14, 2014, San Francisco, CA), leaders in network security gathered at the Workshop on Quantum Security, where they discussed the burgeoning market for quantum...

Headwall granted USDA license for spectral poultry inspection

05/01/2014

Spectral imaging solutions company Headwall Photonics completed an exclusive licensing agreement with the USDA Agricultural Research Service (ARS) for patents related to the in-line inspection of poultry.

Tlam laminated thermoelectric coolers challenge ceramics

05/01/2014

Most thermoelectric coolers (TECs) use a ceramic-based substrate to electrically isolate and thermally conduct heat.

MSM waveguide detector for silicon photonics simplifies manufacture

05/01/2014 The ion-implanted silicon (Si) waveguide detector is commonly used as an integrated light detector in photonic integrated circuits; however, these detectors require numerous masking and alignment steps in their manufacture and ...

Optical metamaterial design has a negative refractive index over a 552 nm range

05/01/2014 "Fishnet" 2D metamaterials, which have arrays of identical apertures that perforate a structure consisting of thin-film metal layers alternating with dielectric layers, can have a negative refractive index (NRI) at vi...

Negative-index layers in multilayer optical coatings lead to novel properties

05/01/2014

A group of researchers has taken a look at the use of double-negative-refractive-index (DNRI) metamaterials from the point of view of optical multilayer thin-film coating and filter designers.

BeamWatch provides noncontact laser profiling up to 100 kW

05/01/2014

Traditional approaches that measure the consistency and quality of laser beam profiles are limited in the upper range of power measurement because those methods require intrusion of the beam.

NRL researchers develop harder spinel for transparent armor windows

NRL researchers develop harder spinel for transparent armor windows

04/30/2014 Scientists at the U.S. Naval Research Laboratory (NRL; Washington, DC) have developed a method to fabricate spinel, which is a transparent ceramic used in the IR as transparent optically functional armor, in a nanocrystalline f...

Thorlabs opens fiber-optic manufacturing and R&D center in Montreal, Canada

04/30/2014 Thorlabs added a new R&D and manufacturing site to its global operations; based in Montreal, Canada, Thorlabs Canada ULC will focus on the development and production of a range of passive fiber-based optical components.

Beckman Coulter buys cytometer maker Xitogen

04/30/2014

Beckman Coulter Life Sciences has agreed to acquire flow cytometer developer Xitogen Technologies.

MIT to build $350 million building for nanotechnology research

MIT to build $350 million building for nanotechnology research

04/29/2014 The Massachusetts Institute of Technology (MIT; Cambridge, MA) will construct a new 200,000-square-foot building, called “MIT.nano,” to be finished by 2018; at the center of the MIT campus, MIT.nano will house state-of-the-art ...

Self-driving cars take to city streets thanks to improved sensors and software

04/29/2014

Google is slowly improving its optoelectronic sensor-based self-driving automobiles to be better adapted to the complex demands of city streets.

Optics, imaging technologies on trend for SPIE DSS 2014

04/29/2014 At SPIE Defense, Security+Sensing (DSS) 2014, an expected crowd of 6000 attendees will have the chance to interact with more than 450 suppliers of precision optics, lasers, sensors, optical materials, infrared (IR) imaging, opt...

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