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Search results for raman dye

Cell & Microbiology Mar 30, 2023

Flow cytometry tool improves methods to rapidly analyze human, plant, fungal and bacterial metabolism

A new platform established by researchers at the Single-Cell Center, Qingdao Institute of Bioenergy and Bioprocess Technology of the Chinese Academy of Sciences (QIBEBT/CAS) improves accuracy, throughput, and stability in ...

Optics & Photonics Mar 20, 2023

Coherent Raman microscopy could be expanded through fusion of instruments and computers

Raman scattering is an inelastic scattering process that exchanges energies between photons and molecules to carry information on molecular vibrations. Raman micro-spectroscopy has become an indispensable analytical tool ...

Optics & Photonics Jan 19, 2023

New strategy uses ionic liquids to change laser colors with ease

Lasers are intense beams of colored light. Depending on their color and other properties, they can scan your groceries, cut through metal, eradicate tumors, and even trigger nuclear fusion. But not every laser color is available ...

Bio & Medicine Sep 13, 2022

Nanorattles shake up new possibilities for disease detection

Researchers at Duke University have developed a unique type of nanoparticle called a "nanorattle" that greatly enhances light emitted from within its outer shell.

Materials Science Aug 24, 2022

Exposing what's in tattoo ink

From life-like faces to elaborate nature scenes, tattoos are a true art form. Although people have decorated their bodies for millennia for ceremonial and religious reasons, many people today adorn themselves with these images ...

Bio & Medicine Jun 7, 2022

Nano-sensor detects pesticides on fruit in minutes

Researchers at Karolinska Institutet in Sweden have developed a tiny sensor for detecting pesticides on fruit in just a few minutes. The technique, described as a proof-of-concept in a paper in the journal Advanced Science, ...

Biochemistry May 18, 2022

Researchers magnify hidden biological structures by combining SRS and expansion microscopy

A research team from Carnegie Mellon University and Columbia have combined two emerging imaging technologies to better view a wide range of biomolecules, including proteins, lipids and DNA, at the nanoscale. Their technique, ...

Materials Science Nov 8, 2021

Proton transfer between titania surface and dye observed for photocatalysis evaluation

Photocatalysts are an essential component of hydrogen production through water-splitting. Scientists at Shinshu University and Georgia Institute of Technology worked on improving a titania surface study previously published ...

Materials Science May 21, 2021

Novel Raman method captures target molecules in small gaps actively

Recently, Professor Yang Liangbao, from the Institute of Health and Medical Technology, Hefei Institutes of Âé¶¹ÒùÔºical Science (HFIPS), developed a general surface-enhanced Raman spectroscopy (SERS) method for actively capturing ...

Optics & Photonics Apr 21, 2021

Vibrational microscopy goes super resolution

True super-resolution imaging beyond the diffraction limit remains a major challenge for far-field Raman microscopy especially in biological applications. Harnessing Stimulated Raman Excited Fluorescence (SREF) as an ultrasensitive ...

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