A carbon dioxide laser writes electronic circuits onto ordinary baking parchment by selectively exposing cellulose fibers ...

The advent of large language models for text generation and the ease with which artificial intelligence (AI) can be used for ...

"This video demonstrates how paper chromatography can be used to identify what’s in an ink, in a practical experiment. Chromatography is a technique used to separate a mixture of soluble substances, ...

What if the next generation of disposable electronics - the sensors in your food packaging, the diagnostic strips in a ...

His latest project: discovering a novel means of measuring the flavor profile of coffee simply by sending an electrical ...

What if the next generation of disposable electronics—the sensors in your food packaging, the diagnostic strips in a medical ...

For decades, cannabis growers have stripped the leaves off their plants and thrown them away. The flowers hold the ...

A novel AI-assisted biosensor for choline quantification in milk combines chemiluminescence and smartphone technology, ...

The new Paper Pure is lighter and faster than the reMarkable 2, which is going to be retired six years since its launch.

FOR the paper chromatography of steroids several colour reagents are used, such as 2,4-dinitrophenyl-hydrazine, Zimmermann's reagent, phosphomolybdic acid, antimony trichloride, etc. Their common ...

IN a search for an agent for revealing the position of choline and other N-methylated alkanolamines separated by chromatography on papers, iodine was found satisfactory. It can be either directly ...

A paper chromatogram can also be used to identify substances by comparing them with known substances. Two substances are likely to be the same if: they produce the same number of spots, and these ...