A PNNL research team has upgraded the instrumentation on two lidar buoys used to capture data that help advance the scientific understanding of offshore wind and its energy-producing potential. The buoys were equipped with ...
Earth Sciences
Jun 10, 2020
0
1
Electrical and computer engineers at the University of Virginia and University of Texas-Austin have developed an avalanche photodiode that achieved record performance and has the potential to transform next generation night-vision ...
Optics & Photonics
May 27, 2020
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243
Light detection and ranging (LiDAR) comprises an array of techniques using laser light to measure distances by multiplying the time delay between transmitted and received optical signals with the speed of light. Modern 3-D ...
Optics & Photonics
May 13, 2020
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141
Identifying sources of light plays an important role in the development of many photonic technologies, such as lidar, remote sensing, and microscopy. Traditionally, identifying light sources as diverse as sunlight, laser ...
General Physics
May 5, 2020
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220
Engineers and business leaders have been working on autonomous cars for years, but there's one big obstacle to making them cheap enough to become commonplace: They've needed a way to cut the cost of lidar, the technology ...
Optics & Photonics
Apr 16, 2020
8
98
The last time NASA carried out an in-depth study of winter storms in the heavily populated Northeast, the Berlin Wall had just come down and George H.W. Bush occupied the White House.
Environment
Jan 24, 2020
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12
Quicker is not always better, especially when it comes to a 3-D sensor in advanced technology. With applications in autonomous vehicles, robots and drones, security systems and more, researchers are striving for a 3-D sensor ...
Optics & Photonics
Jan 14, 2020
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13
During WWII, naval oceanographers discovered a reflective layer that rose and fell across their sonar screens once each day. Further research revealed that it comprised swarms of fish and tiny sea creatures called zooplankton ...
Plants & Animals
Jan 7, 2020
1
205
The greatest animal migration on Earth is likely something you never heard of and few have witnessed: legions of tiny marine creatures rising to the ocean surface every night to feed on tiny plants, then sinking back into ...
Environment
Jan 2, 2020
0
20
Vertical air motions increase ice formation in mixed-phase clouds. This correlation was predicted theoretically for a long time, but can now be observed for the first time in nature. This research was published by a team ...
Earth Sciences
Nov 8, 2019
0
8
