Researchers have demonstrated a new endoscope that uniquely combines photoacoustic and fluorescent imaging in a device about the thickness of a human hair. The device could one day provide new insights into the brain by enabling ...
Optics & Photonics
Sep 21, 2020
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28
Optics Express recently published research demonstrating a laser that is able to produce a new type of vector beam. This so-called vector-ray-wave beam with 5 degrees of freedom breaks the paradigm of the conventional vector ...
Optics & Photonics
Mar 5, 2021
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4
Okayama University researchers describe in the journal Optics Express the use of Terahertz (THz) chemical microscopy to measure the pH of water-based solutions with a volume as small as 16 nL. The findings are important to ...
Optics & Photonics
Jun 28, 2018
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4
Researchers have developed a new intravascular imaging technique that could one day be used to detect coronary plaques that are likely to lead to a heart attack. Heart attacks are often triggered when an unstable plaque ruptures ...
Optics & Photonics
Mar 16, 2021
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36
Fourier ptychographic microscopy (FPM) is a recently developed computational imaging technique, which has high-resolution and wide field-of-view (FOV). However, due to the lower light efficiency of the off-axis LEDs, the ...
Optics & Photonics
Feb 1, 2021
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8
Compared with traditional color dyes, structural color has the advantages of high resolution and good stability, which can achieve full-tone modulation in the visible light range. All-dielectric metasurface structures are ...
Optics & Photonics
Jun 14, 2022
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5
Distortions to DNA, which occur routinely during gene expression and other cellular processes, could lead to off-target changes to the genome when using CRISPR-Cas9, a new study suggests. The Medical Research Council scientists ...
Biotechnology
Feb 26, 2019
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28
In terms of space organization, DNA has powers rivaling Marie Kondo. A strand of DNA that is two meters long intricately folds itself into a cell nucleus only 10 microns across. (One of the hairs on your head has a diameter ...
General Physics
Jan 16, 2020
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