Medical researchers face a hurdle when studying cells under an optical microscope—the laws of physics. Obtaining an image of anything below a certain size is complicated; optical apertures and the wavelength of visible ...
Optics & Photonics
May 7, 2020
0
7
Egyptian blue is one of the oldest manmade colour pigments. It adorns, for instance, the crown of the world famous bust of Nefertiti. But the pigment can do even more. An international research team led by Dr. Sebastian Kruss ...
Nanomaterials
Mar 20, 2020
0
17
Optical trapping has become a powerful tool in numerous fields such as biology, physics, chemistry. In light-matter interaction, transfer of optical linear momentum and angular momentum gives rise to optical forces acting ...
General Physics
Mar 5, 2020
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8
If new and promising semiconductor materials are to make it into our phones, computers, and other increasingly capable electronics, researchers must obtain greater control over how those materials function.
Condensed Matter
Feb 28, 2020
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289
A research team of Vanderbilt engineers that includes a scientist at Oak Ridge National Laboratory has demonstrated a new ultrathin filter, based on metamaterials, that allows for analog optical image processing. Their work, ...
Optics & Photonics
Feb 25, 2020
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71
The sea is Earth's most formidable carbon dioxide-storage machine, but mysteries still abound about the interlocking processes of that storage and the myriad organisms involved.
Earth Sciences
Sep 25, 2019
0
9
Optical microscopes and tweezers can image and manipulate objects at the microscale for applications in cellular and molecular biology. The optical resolution is, however, hampered by the diffraction limit and therefore both ...
Carnegie Mellon University's Assistant Professor of Electrical and Computer Engineering (ECE) Maysam Chamanzar and ECE Ph.D. student Matteo Giuseppe Scopelliti today published research that introduces a novel technique which ...
Optics & Photonics
Jul 17, 2019
1
1622
Photoacoustic computed tomography (PACT) is a non-invasive hybrid imaging technique that excites biological tissues with light and detects the subsequently generated ultrasound to form images. PACT combines the advantages ...
Optics & Photonics
Apr 18, 2019
0
16
In the not-too-distant future, people may have a simple device that monitors and reports health indicators, identifies even trace amounts of undesirable biomarkers in the blood or saliva and serves as an early warning system ...
Optics & Photonics
Apr 2, 2019
0
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