Researchers identify a cheaper, more convenient method to detect asbestos
For decades, a laboratory procedure known as transmission electron microscopy (TEM) has been used to test for asbestos in samples taken at construction sites.
For decades, a laboratory procedure known as transmission electron microscopy (TEM) has been used to test for asbestos in samples taken at construction sites.
Analytical Chemistry
12 hours ago
0
24
Researchers at the University of Warsaw's Faculty of Physics with colleagues from Stanford University and Oklahoma State University have introduced a quantum-inspired phase-imaging method based on light intensity correlation ...
Optics & Photonics
Dec 27, 2023
0
359
Scientists have developed a low-cost microscopic imaging device small enough to fit on a smartphone camera lens, with the potential to make mobile medical diagnosis of diseases affordable and accessible.
Optics & Photonics
May 2, 2022
0
130
Researchers in biomedical physics and biology have significantly improved micro-computed tomography, more specifically imaging with phase contrast and high brilliance X-ray radiation. They have developed a new microstructured ...
Optics & Photonics
Mar 8, 2022
0
43
Australian scientists have discovered a new way to analyze microscopic cells, tissues and other transparent specimens, through the improvement of an almost 100-year-old imaging technique.
Optics & Photonics
Jan 26, 2021
0
491
In biological microscopy and X-ray imaging, many transparent objects or structures are difficult to observe. Due to their low absorption of light, the usual intensity measurements don't work. Instead, the structural information ...
Optics & Photonics
May 19, 2020
0
0
Today's state-of-the-art analysis of biological samples by light microscopy includes a vast variety of techniques ranging from conventional bright field microscopy and phase contrast microscopy to high resolution confocal ...
Optics & Photonics
Oct 28, 2019
0
17
With X-ray microscopes, researchers at PSI look inside computer chips, catalysts, small pieces of bone, or brain tissue. The short wavelength of the X-rays makes details visible that are a million times smaller than a grain ...
Optics & Photonics
Feb 1, 2019
0
61
A new optical microscope system called stimulation and imaging-based functional optical microscopy (SIFOM) can stimulate multiple cells simultaneously via a holographic method and monitor cell activity after the stimulation ...
Optics & Photonics
Jan 28, 2019
0
4
Slowly flapping its orange and black wings, a monarch butterfly sips liquid from a patch of mud. Its proboscis – the mouthpart that sucks up liquids – grazes the damp soil. For years, biologists knew that butterflies ...
General Physics
Aug 30, 2018
0
3