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Valerie Coffey

Articles
By Valerie Coffey

July 2020
The Fight for First Light: Extremely Large Telescopes
The 2020 U.S. Decadal Survey on Astronomy and Astrophysics, a type of survey in which astronomers set priorities to guide federal budgets during the next 10 years, is in the process of listing its...
March 2020
Sensor Fusion: The Automotive 6th Sense
Advanced vehicles today are full of sensors for monitoring motion, speed, position, pressure, temperature, moisture, and emissions. The number of sensors in cars and trucks will only continue to grow...
January 2020
The Reality of Intelligent Manufacturing
“Rise of the Machines,” the third “Terminator” sci-fi movie, features a future controlled by cold, calculating cyborgs that make their own decisions, including going back in...
October 2019
Newspace Launches Hyperspectral Imaging into Orbit
Half a century ago, the first Space Age was in full swing, funded by large government budgets and fueled by economic-political pressure to dominate space exploration. Today this movement has evolved...
August 2019
Optimizing Freeform Optics
Astronomical imaging from both ground and space provides precise data, and each has its pros and cons. Ground-based observation benefits from flexible infrastructure with large telescopes and...
March 2019
Photobiomodulation Tools Highlight Research Needs
More than 50 years ago, when lasers were a new phenomenon, a Hungarian researcher applied a low-powered ruby laser to mice and noticed it stimulated hair growth and wound healing. To date, over 500...
February 2019
Smart Structures on the Rise
Futuristic smart cities are having their day, with numerous announcements in the past year of plans to begin developing high-tech urban endeavors all over the globe. Developers have revealed...
November 2018
The Dawn of New Optics: Emerging Metamaterials
An evolutionary computational algorithm calculates an optimized lattice structure for a metalens prototype. Courtesy of Northwestern University. Science has long sought novel or modified materials...
October 2018
LIGO Continues Making Waves
It’s an incredible story: Building the Laser Interferometer Gravitational-Wave Observatory (LIGO) took a collaboration of over 1000 people, some $500 million in funding from the National...
April 2018
Augmented Reality Takes Shape
The world of virtual reality (VR) has made a splash in the consumer market in recent years with its fully occluded VR headsets, such as the Oculus Rift and HTC Vive, that transport gamers to a...
January 2018
Bio-Inspired Photonics Comes Full Circle
Nothing compares with nature’s ability to design complex biological organisms and structures, refined by eons of evolution. Natural design has inspired scientists for centuries to try to...
November 2017
Optics Transforming AR, Wearables and Beyond
The sea change of optics usually moves gradually, but today we are on the precipice of rapid change. As in the past, optics continues its coupling with other nonoptical technologies — fabless...
April 2017
Spectroscopy for the Masses
The past few years have seen an explosion in consumer adoption of connected and wearable devices, which has been good for photonics. In 2017, nearly 40 million consumers in the U.S. alone (roughly 30...
November 2016
Data Centers and Telecommunications
Today’s data centers deliver millions of services, processing terabytes of data per second around the world for billions of devices. Considering the volume, it’s amazing that we ever have...
April 2016
Beyond OCT: New Interferometric Imaging Techniques in Biomedicine
Optical coherence tomography (OCT) began its commercial history in 1996 as a revolutionary technology for imaging retinas to help diagnose eye diseases, including glaucoma, macular degeneration and...

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