Satellite mapping, bolstered by algorithmic assessment, provides an indispensable view of Earth's canopy covering. The fraction of ground covered by tree crowns serves as a critical parameter for measuring forest ecosystems ...
Ecology
Feb 16, 2022
0
7
Optical coherence tomography (OCT) is a non-invasive imaging method that can provide 3D information of biological samples. The first generation of OCT systems were based on time-domain imaging, using a mechanical scanning ...
Optics & Photonics
Jul 29, 2021
0
358
The multiplexing capability of fluorescence microscopy is severely limited by the broad fluorescence spectral width. Spectral imaging offers potential solutions, yet typical approaches to disperse the local emission spectra ...
Optics & Photonics
May 12, 2021
0
8
A team of researchers at the UCLA Samueli School of Engineering has demonstrated a new approach to an old problem: measuring spectra of light, also known as spectroscopy. By leveraging scalable, cost-effective nano-fabrication ...
Nanophysics
Feb 8, 2021
0
40
A Northwestern University research team has developed a new method to conduct spectroscopic nanoscopy, an approach that could help researchers understand more complicated biomolecular interactions and characterize cells and ...
Optics & Photonics
May 28, 2020
0
45
Standard snapshots from space don't quite show Earth in all its glory. There's so much more to see.
Optics & Photonics
May 20, 2019
0
81
An international team of researchers has used an unconventional imaging technique known as ghost imaging to make spectroscopic measurements of a gas molecule. The new approach by scientists at Tampere University of Technology ...
Optics & Photonics
Oct 10, 2018
0
76
About twenty-five percent of young stars in our galaxy form in clustered environments, and stars in a cluster are often close enough to each other to affect the way they accrete gas and grow. Astronomers trying to understand ...
Astronomy
Aug 14, 2018
0
39
The purpose of NASA's OSIRIS-REx spacecraft—Origins, Spectral Interpretation, Resource Identification, and Security–Regolith Explorer—is to map and return samples from asteroid Bennu, a carbon-rich hunk of rock that ...
Space Exploration
Jan 3, 2018
0
32
A team of scientists from the Faculty of Physics of Lomonosov Moscow State University and their colleagues developed a compact spectral polarimeter for carrying out mineralogical investigations on the surfaces of astronomical ...
Optics & Photonics
Nov 30, 2017
0
4
