Although electron microscopy can already reveal details as small as one nanometer, ongoing research seeks to break through barriers limiting image quality and reducing the optical dose on the samples. Aberration is a common ...
Optics & Photonics
Mar 3, 2023
0
51
New research from Harvard University finds that a government policy that delayed rice planting in northwest India may have had an unintended consequence for air quality in the region. The policy, which was first adopted in ...
Earth Sciences
Dec 15, 2022
0
102
An interdisciplinary team of researchers from Korea, Australia, Great Britain, and Germany—with participation of Leibniz Institute of Photonic Technology (Leibniz IPHT)—were able for the first time to optimize an optical ...
Optics & Photonics
Oct 25, 2022
1
860
Researchers have developed a new method for flexibly creating various needle-shaped laser beams. These long, narrow beams can be used to improve optical coherence tomography (OCT), a noninvasive and versatile imaging tool ...
Optics & Photonics
Jul 21, 2022
0
37
Nanoscopy describes the ability to see beyond the generally accepted optical limit of 200–300 nm. Stimulated emission depletion (STED) microscopy, developed by Stefan W. Hell and Jan Wichmann in 1994, and experimentally ...
Optics & Photonics
Jul 6, 2022
0
37
Alignment of NASA's James Webb Space Telescope is now complete. After full review, the observatory has been confirmed to be capable of capturing crisp, well-focused images with each of its four powerful onboard science instruments. ...
Space Exploration
Apr 28, 2022
6
2419
If you find yourself shouting and gesticulating wildly if others can't hear you during a Zoom call, you're not alone. The more the video quality of an online meeting degrades, the louder we start talking, a new study by researchers ...
Social Sciences
Apr 13, 2022
0
91
NASA's Nancy Grace Roman Space Telescope, now under construction, will test new technologies for space-based planet hunting. The mission aims to photograph worlds and dusty disks around nearby stars with detail up to a thousand ...
Astronomy
Feb 24, 2022
0
192
Researchers in Germany identified bone disease in the fossilized jaw of a Tyrannosaurus rex using a CT-based, nondestructive imaging approach, according to a study being presented today at the annual meeting of the Radiological ...
Paleontology & Fossils
Dec 1, 2021
0
35
Coastal wetlands support diverse and vital ecosystems central to coastal areas' biodiversity and economic vitality. However, coastal wetlands are threatened by sea level rise that can lead to flooding and land use changes ...
Earth Sciences
Oct 28, 2021
1
103
